People in Australia who were born in Northern Ireland

2016 Census Country of birth QuickStats
Area code 0 by 2104
People 23,025
Male 11,704
Female 11,321
Australian citizen 64.5%
Not an Australian citizen 33.4%
Families 13,967
Couples with children 5,591
Couples without children 7,421
One parent families 885
Other families 66
All private dwellings 18,264
Median monthly mortgage repayment $1,950
Median weekly rent paid $400

Search country of birth QuickStats for another area

Map is loading.
To view more QuickStats or Community Profiles for a different area, see Search Census data.

People

demographics & education | cultural & language diversity | employment

Demographics & education

People Born in Northern Ireland % Born in Northern Ireland All overseas born % All overseas born Australian born % Australian born Total % Total
Male 11,704 50.8 2,997,173 48.6 7,735,362 49.5 11,546,638 49.3
Female 11,321 49.2 3,166,493 51.4 7,880,175 50.5 11,855,248 50.7

In the 2016 Census, there were 23,025 people in Australia who were born in Northern Ireland. Of these 50.8% were male and 49.2% were female.

View the data quality statements for: Place of Usual Residence (PURP) Country of birth of person (BPLP)

Age
People
Born in Northern Ireland % Born in Northern Ireland All overseas born % All overseas born Australian born % Australian born Total % Total
0-14 years 583 2.5 366,872 6.0 3,777,875 24.2 4,364,607 18.7
15-24 years 697 3.0 612,643 9.9 2,197,847 14.1 2,988,390 12.8
25-34 years 2,271 9.9 1,130,884 18.3 1,994,601 12.8 3,368,449 14.4
35-44 years 2,661 11.6 1,021,528 16.6 1,911,355 12.2 3,144,935 13.4
45-54 years 3,998 17.4 961,980 15.6 1,920,340 12.3 3,105,007 13.3
55-64 years 3,940 17.1 840,595 13.6 1,704,198 10.9 2,753,734 11.8
65 years and over 8,871 38.5 1,229,161 19.9 2,109,310 13.5 3,676,765 15.7
Median age 58 -- 44 -- 34 -- 38 --

Of the population born in Northern Ireland who usually live in Australia, 2.5% were aged 0 - 14 years and 38.5% were aged 65 years and over. The median age of people in Australia who were born in Northern Ireland was 58 years.

View the data quality statement for Age (AGEP)
Registered marital status
People aged 15 years and over
Born in Northern Ireland % Born in Northern Ireland All overseas born % All overseas born Australian born % Australian born Total % Total
Married 13,828 61.6 3,362,174 58.0 5,158,710 43.6 9,148,218 48.1
Separated 686 3.1 178,867 3.1 376,863 3.2 608,059 3.2
Divorced 2,152 9.6 464,766 8.0 1,021,844 8.6 1,626,890 8.5
Widowed 1,771 7.9 326,987 5.6 560,940 4.7 985,204 5.2
Never married 4,001 17.8 1,463,996 25.3 4,719,302 39.9 6,668,910 35.0

Of people in Australia aged 15 years and over who were born in Northern Ireland, 61.6% were married, 3.1% were separated, and 9.6% were divorced.

View the data quality statement for Registered marital status (MSTP)
Education Born in Northern Ireland % Born in Northern Ireland All overseas born % All overseas born Australian born % Australian born Total % Total
Pre-school 23 0.1 21,982 0.4 323,754 2.1 347,621 1.5
Primary 330 1.4 197,196 3.2 1,717,830 11.0 1,926,880 8.2
Secondary 336 1.5 224,770 3.6 1,211,676 7.8 1,446,506 6.2
University or tertiary institution 481 2.1 440,789 7.2 713,008 4.6 1,160,630 5.0
Technical or further education 189 0.8 152,909 2.5 267,689 1.7 424,870 1.8
Other 90 0.4 97,890 1.6 98,429 0.6 198,383 0.8
Institution attended, type not stated 398 1.7 117,292 1.9 329,449 2.1 1,707,023 7.3
Not attending an educational institution 21,168 92.0 4,910,840 79.7 10,953,685 70.1 16,189,980 69.2

Of the population born in Northern Ireland who usually live in Australia, 8.0% were attending an educational institution. There were 1.4% in primary school, 1.5% in secondary school and 2.9% in a tertiary or technical institution.

View the data quality statement for Educational institution attendee status (TYSTAP)
Level of highest educational attainment
People aged 15 years and over
Born in Northern Ireland % Born in Northern Ireland All overseas born % All overseas born Australian born % Australian born Total % Total
Bachelor Degree level and above 6,060 27.0 1,830,410 31.6 2,320,141 19.6 4,181,406 22.0
Advanced Diploma and Diploma level 2,346 10.5 587,176 10.1 1,079,954 9.1 1,687,893 8.9
Certificate level IV 639 2.8 120,064 2.1 425,836 3.6 551,767 2.9
Certificate level III 3,734 16.6 565,803 9.8 1,831,323 15.5 2,442,203 12.8
Year 12 2,966 13.2 1,051,623 18.1 1,902,337 16.1 2,994,097 15.7
Year 11 959 4.3 200,856 3.5 724,761 6.1 941,531 4.9
Year 10 2,449 10.9 418,929 7.2 1,588,715 13.4 2,054,331 10.8
Certificate level II 11 0.0 3,313 0.1 9,848 0.1 13,454 0.1
Certificate level I 0 0.0 863 0.0 1,266 0.0 2,176 0.0
Year 9 or below 1,373 6.1 458,176 7.9 1,027,299 8.7 1,529,897 8.0
No educational attainment 21 0.1 114,870 2.0 26,748 0.2 145,844 0.8
Not stated 1,187 5.3 264,618 4.6 570,419 4.8 1,974,794 10.4

Of the population born in Northern Ireland who usually live in Australia, 13.2% reported having completed Year 12 as their highest level of educational attainment, 19.5% had completed a Certificate III or IV and 10.5% had completed an Advanced Diploma or Diploma.

View the data quality statement for Level of highest educational attainment (HEAP)

Cultural & language diversity

Year of arrival Born in Northern Ireland % Born in Northern Ireland All overseas born % All overseas born Australian born % Australian born Total % Total
Before 1941 50 0.2 9,289 0.2 -- -- -- --
1941 - 1950 472 2.0 84,378 1.4 -- -- -- --
1951 - 1960 2,218 9.6 321,721 5.2 -- -- -- --
1961 - 1970 5,114 22.2 590,106 9.6 -- -- -- --
1971 - 1980 4,494 19.5 541,319 8.8 -- -- -- --
1981 - 1990 3,043 13.2 768,312 12.5 -- -- -- --
1991 - 2000 1,392 6.0 766,940 12.4 -- -- -- --
2001 - 2005 1,248 5.4 559,084 9.1 -- -- -- --
2006 - 2010 1,934 8.4 985,332 16.0 -- -- -- --
2011 - 2016 2,659 11.5 1,324,426 21.5 -- -- -- --
Born in Australia -- -- -- -- 15,615,531 -- -- --

In Australia of people who were born in Northern Ireland, 11.5% arrived in Australia from 2011 - 2016 and 8.4% from 2006 - 2010.

View the data quality statement for Year of arrival in Australia (YARP)
Citizenship Born in Northern Ireland % Born in Northern Ireland All overseas born % All overseas born Australian born % Australian born Total % Total
Australian citizen 14,859 64.5 3,652,290 59.3 15,304,785 98.0 19,278,834 82.4
Not an Australian citizen 7,698 33.4 2,402,591 39.0 86,884 0.6 2,507,458 10.7

In Australia of people who were born in Northern Ireland, 64.5% were Australian citizens.

View the data quality statement for Australian citizenship (CITP)
Birthplace of spouse or partner Born in Northern Ireland % Born in Northern Ireland All overseas born % All overseas born Australian born % Australian born Total % Total
Spouse or partner born overseas 8,375 56.2 2,533,692 72.3 874,386 14.5 3,432,017 35.9
Spouse or partner born in Australia 6,142 41.2 874,386 25.0 4,975,104 82.7 5,872,893 61.4

In Australia of people who were born in Northern Ireland and had a spouse or partner, 56.2% had a spouse or partner who was born overseas and 41.2% had a spouse or partner born in Australia.

Note: Total does not include those spouses or partners who did not state their country of birth.

View the data quality statements for: Country of birth of person (BPLP) Relationship in household (RLHP) Family/household reference person indicator (RPIP)

Religious affiliation, top responses
Results may include 'nfd' for 'not further defined'
Born in Northern Ireland % Born in Northern Ireland All overseas born % All overseas born Australian born % Australian born Total % Total
Catholic 5,745 25.0 1,306,565 21.2 3,895,007 24.9 5,291,834 22.6
No Religion, so described 4,908 21.3 1,647,084 26.7 5,197,438 33.3 6,933,708 29.6
Presbyterian and Reformed 4,041 17.6 143,637 2.3 371,592 2.4 526,689 2.3
Anglican 3,619 15.7 535,049 8.7 2,504,891 16.0 3,101,185 13.3
Uniting Church 1,116 4.8 95,717 1.6 757,618 4.9 870,183 3.7

In Australia of people who were born in Northern Ireland, the most common responses to the religion question were Catholic 25.0%, No Religion, so described 21.3%, Presbyterian and Reformed 17.6%, Anglican 15.7% and Uniting Church 4.8%.

View the data quality statement for Religious affiliation (RELP)
English language proficiency Born in Northern Ireland % Born in Northern Ireland All overseas born % All overseas born Australian born % Australian born Total % Total
Speaks English only 22,671 98.5 2,581,282 41.9 14,190,672 90.9 17,020,421 72.7
Speaks other language and speaks English:  null  null  null  null  null  null
Very well or well 261 1.1 2,885,219 46.8 1,122,966 7.2 4,068,598 17.4
Not well or not at all 5 0.0 648,470 10.5 157,704 1.0 819,925 3.5

In Australia of people who were born in Northern Ireland, 98.5% spoke English only at home. A further 1.1% spoke another language but also spoke English very well or well.

View the data quality statement for Proficiency in spoken English/language (ENGLP)

Employment

Employment
Labour force, people aged 15 years and over
Born in Northern Ireland % Born in Northern Ireland All overseas born % All overseas born Australian born % Australian born Total % Total
Worked full-time 7,923 64.0 2,052,828 58.4 4,491,739 57.5 6,623,065 57.7
Worked part-time 3,383 27.3 1,025,198 29.2 2,421,402 31.0 3,491,503 30.4
Away from work 572 4.6 158,027 4.5 397,088 5.1 569,276 5.0
Unemployed 509 4.1 277,586 7.9 498,013 6.4 787,452 6.9
Not in the labour force 9,843 43.9 2,221,922 38.3 3,913,066 33.1 6,297,600 33.1

In Australia of people who were born in Northern Ireland and who were in the labour force, 64.0% worked full-time, 27.3% worked part-time and 4.1% were unemployed.

The ABS Labour Force Survey provides the official estimates of Australia's unemployment rate. More information about Census and labour force status is provided in Understanding the Census and Census Data.

View the data quality statement for Labour force status (LFSP)
Employment - hours worked
Labour force, people aged 15 years and over
Born in Northern Ireland % Born in Northern Ireland All overseas born % All overseas born Australian born % Australian born Total % Total
1-15 hours per week 945 8.0 313,561 9.7 890,779 12.2 1,218,823 11.4
16-24 hours per week 1,175 9.9 358,890 11.1 706,291 9.7 1,079,236 10.1
25-34 hours per week 1,265 10.7 352,748 10.9 824,331 11.3 1,193,445 11.2
35-39 hours per week 2,103 17.7 705,848 21.8 1,300,092 17.8 2,031,263 19.0
40 hours or more per week 5,819 49.0 1,346,985 41.6 3,191,643 43.7 4,591,801 43.0

In Australia of people who were born in Northern Ireland and who were employed, 49.0% worked 40 hours or more per week and 17.7% worked 35-39 hours per week.

View the data quality statement for Hours worked (HRSP)
Occupation, top responses
Employed people aged 15 years and over
Born in Northern Ireland % Born in Northern Ireland All overseas born % All overseas born Australian born % Australian born Total % Total
Professionals 3,367 28.3 815,695 25.2 1,536,662 21.0 2,370,966 22.2
Managers 1,925 16.2 403,585 12.5 970,340 13.3 1,390,047 13.0
Technicians and Trades Workers 1,678 14.1 405,055 12.5 1,021,688 14.0 1,447,414 13.5
Clerical and Administrative Workers 1,643 13.8 393,619 12.2 1,040,953 14.2 1,449,681 13.6
Community and Personal Service Workers 1,131 9.5 351,854 10.9 789,597 10.8 1,157,003 10.8

In Australia of people who were born in Northern Ireland, the most common responses for occupation were Professionals 28.3%, Managers 16.2%, Technicians and Trades Workers 14.1%, Clerical and Administrative Workers 13.8% and Community and Personal Service Workers 9.5%.

View the data quality statement for Occupation (OCCP)
Industry of employment, top responses
Employed people aged 15 years and over
Born in Northern Ireland % Born in Northern Ireland All overseas born % All overseas born Australian born % Australian born Total % Total
Hospitals (except Psychiatric Hospitals) 794 6.7 141,550 4.4 265,609 3.6 411,808 3.9
Primary Education 265 2.2 35,604 1.1 193,455 2.6 231,198 2.2
Aged Care Residential Services 255 2.2 90,571 2.8 117,174 1.6 211,621 2.0
Other Social Assistance Services 243 2.1 44,886 1.4 110,902 1.5 158,230 1.5
State Government Administration 232 2.0 41,370 1.3 116,419 1.6 158,980 1.5

In Australia of people who were born in Northern Ireland, the most common responses for industry of employment were Hospitals (except Psychiatric Hospitals) 6.7%, Primary Education 2.2%, Aged Care Residential Services 2.2%, Other Social Assistance Services 2.1% and State Government Administration 2.0%.

View the data quality statement for Industry of employment (INDP)
Median weekly income
People aged 15 years and over
Born in Northern Ireland % Born in Northern Ireland All overseas born % All overseas born Australian born % Australian born Total % Total
Personal 740 -- 615 -- 688 -- 662 --
Family 1,971 -- 1,725 -- 1,834 -- 1,734 --
Household 1,682 -- 1,562 -- 1,539 -- 1,438 --

In Australia of people who were born in Northern Ireland, the personal weekly median income was $740. Family median weekly income was $1,971 and Household median weekly income was $1,682.

Median personal weekly income for persons aged 15 years and over born in the selected country. Excludes those who did not state an income.

Family for the selected country of birth is determined by the reference person and/or their spouse/partner's response to country of birth. Median family income excludes families where at least one family member aged 15 years and over did not state an income.

Household for the selected country of birth is determined by the response of any household member (enumerated in the dwelling) to country of birth. Median household income excludes households where at least one member aged 15 years and over did not state an income.

View the data quality statements for: Total personal income (INCP) Total family income (FINF) Total household income (HIND)

Travel to work
Employed people aged 15 years and over
Born in Northern Ireland % Born in Northern Ireland All overseas born % All overseas born Australian born % Australian born Total % Total
Car 7,697 64.8 1,986,872 61.4 5,009,484 68.5 7,090,101 66.4
Bus or train 1,122 9.4 453,292 14.0 454,116 6.2 915,328 8.6
Other 1,309 11.0 381,664 11.8 672,865 9.2 1,066,965 10.0

In Australia 64.8% of employed people who were born in Northern Ireland travelled to work on census day by car, while 9.4% travelled by bus or train.

View the data quality statement for Method of travel to work (MTWP)
Unpaid work
People aged 15 years and over
Born in Northern Ireland % Born in Northern Ireland All overseas born % All overseas born Australian born % Australian born Total % Total
Did unpaid domestic work (last week) 17,476 77.9 3,964,948 68.4 9,000,198 76.0 13,143,914 69.0
Cared for child/children (last two weeks) 6,024 26.9 1,677,392 28.9 3,507,061 29.6 5,259,400 27.6
Provided unpaid assistance to a person with a disability (last two weeks) 2,425 10.8 613,990 10.6 1,489,817 12.6 2,145,203 11.3
Did voluntary work through an organisation or group (last 12 months) 4,475 19.9 941,091 16.2 2,634,097 22.3 3,620,726 19.0

In Australia 77.9% of people who were born in Northern Ireland did unpaid domestic work in the week before the census, and 26.9% cared for a child or children in the two weeks before the census.

View the data quality statements for: Unpaid domestic work (DOMP) Unpaid child care (CHCAREP) Unpaid assistance (UNCAREP) Voluntary work (VOLWP)

Unpaid domestic work, number of hours
People aged 15 years and over
Born in Northern Ireland % Born in Northern Ireland All overseas born % All overseas born Australian born % Australian born Total % Total
Less than 5 hours per week 4,713 21.0 1,234,900 21.3 3,013,177 25.5 4,298,593 22.6
5 to 14 hours per week 7,078 31.6 1,509,217 26.0 3,371,602 28.5 4,944,578 26.0
15 to 29 hours per week 3,389 15.1 678,501 11.7 1,479,061 12.5 2,189,776 11.5
30 hours or more per week 2,288 10.2 542,335 9.4 1,136,359 9.6 1,710,970 9.0

In Australia of people who were born in Northern Ireland and who did unpaid domestic work in the week before the census, 31.6% worked 5 to 14 hours, 15.1% worked 15 to 29 hours and 10.2% worked 30 hours or more.

View the data quality statement for Unpaid domestic work, number of hours (DOMP)

Families

family composition | employment status of couple families

Family composition

For information on how migrant families are classified, see the User guide for QuickStats

Family composition Born in Northern Ireland % Born in Northern Ireland All overseas born % All overseas born Australian born % Australian born Total % Total
Couple family without children 7,421 53.1 1,012,440 39.3 1,240,422 36.6 2,291,987 37.8
Couple family with children 5,591 40.0 1,248,241 48.4 1,434,939 42.3 2,716,224 44.7
One parent family 885 6.3 282,463 11.0 648,590 19.1 959,543 15.8
Other family 66 0.5 34,059 1.3 65,896 1.9 102,559 1.7
Families with a child under 5 1,424 10.2 446,733 17.3 591,182 17.4 1,037,904 17.1
Families with a child aged 0-15 years 3,713 26.6 977,697 37.9 1,379,763 40.7 2,357,465 38.8

These statistics are for families in Australia. They are for families where the reference person and/or their spouse or partner was born in Northern Ireland. Of these families, 40.0% were couple families with children, 53.1% were couple families without children and 6.3% were one parent families.

Note: Totals for families with a child under 5 and for families with a child aged 0-15 years does not include those families where the reference person and/or their spouse/partner did not state their country of birth.

View the data quality statement for Family composition (FMCF)

Employment status of couple families

Employment status of couple families
Labour force, people aged 15 years and over
Born in Northern Ireland % Born in Northern Ireland All overseas born % All overseas born Australian born % Australian born Total % Total
Both employed, worked full-time 2,740 21.0 475,278 21.0 600,260 22.4 1,084,006 21.6
Both employed, worked part-time 468 3.6 97,948 4.3 103,266 3.9 203,596 4.1
One employed full-time, one part-time 2,601 20.0 424,478 18.8 652,771 24.4 1,086,460 21.7
One employed full-time, other not working 1,576 12.1 390,307 17.3 352,203 13.2 749,886 15.0
One employed part-time, other not working 852 6.5 156,274 6.9 141,852 5.3 302,037 6.0
Both not working 3,748 28.8 492,423 21.8 488,403 18.3 1,006,697 20.1
Other (includes away from work) 553 4.2 107,664 4.8 152,346 5.7 264,145 5.3
Labour force status not stated (by one or both parents in a couple family) 486 3.7 116,299 5.1 184,264 6.9 311,381 6.2

These statistics are for families in Australia. They are for families where the reference person and/or their spouse or partner was born in Northern Ireland. Of these families, 21.0% of families had both parents working full-time, 20.0% of families had one parent working full-time and one parent working part-time, and 28.8% of families stated that both parents were not working.

View the data quality statement for Labour force status of parents / partners in families (LFSF)

Dwellings

dwelling structure | mortgage & rent | household composition

Dwelling structure

For information on how migrant households are classified, see the User guide for QuickStats

Dwelling tables exclude visitor only and other non-classifiable households

Dwelling structure
Occupied private dwellings
Born in Northern Ireland % Born in Northern Ireland All overseas born % All overseas born Australian born % Australian born Total % Total
Separate house 13,590 74.4 2,212,954 67.1 5,074,866 76.9 6,041,788 72.9
Semi-detached, row or terrace house, townhouse etc 2,462 13.5 466,800 14.1 779,497 11.8 1,055,016 12.7
Flat or apartment 2,055 11.3 585,471 17.7 668,862 10.1 1,087,434 13.1
Other dwelling 97 0.5 20,721 0.6 48,617 0.7 64,425 0.8

These statistics are for occupied private dwellings in Australia. For the dwellings that were occupied on census night by a person or persons who were born in Northern Ireland, 74.4% were a separate house, 11.3% were a flat or apartment, and 13.5% were a semi-detached, row or terrace house, townhouse etc.

View the data quality statement for Dwelling structure (STRD)
Number of bedrooms
Occupied private dwellings
Born in Northern Ireland % Born in Northern Ireland All overseas born % All overseas born Australian born % Australian born Total % Total
None (includes bedsitters) 66 0.4 17,187 0.5 23,956 0.4 39,769 0.5
1 bedroom 708 3.9 176,922 5.4 254,884 3.9 411,252 5.0
2 bedrooms 3,103 17.0 658,470 20.0 1,119,772 17.0 1,562,759 18.9
3 bedrooms 7,421 40.6 1,264,755 38.3 2,787,246 42.2 3,403,190 41.1
4 or more bedrooms 6,659 36.4 1,110,865 33.7 2,287,725 34.7 2,670,758 32.2
Number of bedrooms not stated 323 1.8 71,635 2.2 126,102 1.9 198,351 2.4

These statistics are for occupied private dwellings in Australia. For the dwellings that were occupied on census night by a person or persons who were born in Northern Ireland, 17.0% had two bedrooms, 40.6% had three bedrooms and 36.4% had four or more bedrooms.

View the data quality statement for Number of bedrooms in a private dwelling (BEDD)

Mortgage & rent

Mortgage and rent
Occupied private dwellings
Born in Northern Ireland % Born in Northern Ireland All overseas born % All overseas born Australian born % Australian born Total % Total
Owned outright 7,246 39.6 970,425 29.4 2,013,505 30.5 2,565,695 31.0
Owned with a mortgage 5,872 32.1 1,122,252 34.0 2,474,999 37.5 2,855,222 34.5
Rented 4,574 25.0 1,099,840 33.3 1,907,007 28.9 2,561,302 30.9
Other tenure type 206 1.1 25,380 0.8 59,681 0.9 78,994 1.0
Tenure type not stated 378 2.1 81,928 2.5 144,494 2.2 224,869 2.7
Median monthly mortgage repayment 1,950 -- 1,950 -- 1,742 -- 1,755 --
Median weekly rent paid 400 -- 370 -- 330 -- 335 --

These statistics are for occupied private dwellings in Australia. For the dwellings that were occupied on census night by a person or persons who were born in Northern Ireland, 39.6% were owned outright, 32.1% were owned with a mortgage and 25.0% were rented. The median monthly mortgage repayment was $1,950 and the median weekly rent paid was $400.

Median monthly mortgage repayment relates only to occupied private dwellings that are owned with a mortgage (including those being purchased under a rent/buy scheme). It excludes 'visitor only' and 'other non-classifiable' households and dwellings that did not state a monthly repayment value.

Median weekly rent paid relates to occupied private dwellings being rented (including rent-free accommodation). It excludes 'visitor only' and 'other non-classifiable' households and dwellings that did not state a weekly payment value.

View the data quality statements for: Tenure type (TEND) Rent weekly payments (RNTD) Mortgage monthly repayments (MRED)

Household composition

Household composition Born in Northern Ireland % Born in Northern Ireland All overseas born % All overseas born Australian born % Australian born Total % Total
One family households 14,076 77.0 2,465,248 74.7 4,809,352 72.9 5,751,635 69.4
Multiple family households 308 1.7 101,470 3.1 137,593 2.1 155,992 1.9
Single (or lone) person households 3,226 17.7 559,665 17.0 1,403,935 21.3 2,023,542 24.4
Group households 663 3.6 173,452 5.3 248,803 3.8 354,917 4.3

All occupants of a private dwelling complete one census form and are counted as a household. 'Born in Northern Ireland' includes households in Australia where at least one person was born in Northern Ireland. Of those households, 77.0% were one family households and 17.7% were lone person households.

View the data quality statement for Household composition (HHCD)

Small random adjustments have been made to all cell values to protect the confidentiality of data. These adjustments may cause the sum of rows or columns to differ by small amounts from the table totals. For further information, go to the User Guide for QuickStats.

Data reported for Australia and Other Territories now includes Norfolk Island, following an amendment to the Acts Interpretation Act, 1901. Because Norfolk Island has not previously been included in the Census, any 2011 benchmarks will not include Norfolk Island.