Postcode · 't Goy, Utrecht

Postcode 3997: Migration background and origin

On 1 January 2026, postcode 3997 in 't Goy had 675 residents. 11.9% of them (80 people) have a migration background: they were born abroad or have at least one parent who was. That is lower than the municipality of Houten (20.5%) and lower than the national average (29.1%). The largest origin groups are other Asia (2.2%), Indonesia (1.5%) and Poland (1.5%). 56.3% of residents with a migration background were born abroad themselves. Since 2022 the share has risen by 5.6 percentage points.

Residents: 675 on 1 January 2026
Migration background: 11.9% 80 people
Born abroad: 56.3% of those with a migration background
Change since 2022: +5.6 pp in share with a migration background

Migration background, share of residents

Share of residents with a migration background in this postcode and its neighbours.

Where residents come from

Origin of residents on 1 January 2026, as a share of all residents.

Dutch origin and migration background

88%

Dutch origin 88.1% 595
Migration background 11.9% 80

Largest origin groups

Bars show each group’s share of all residents of 3997. For comparison, the line marks Municipality of Houten and the circle the Netherlands.

Other Asia Asia excluding Indonesia and Turkey

2.2% 15 people

Municipality of Houten 4.8% Netherlands 5.3%
Indonesia

1.5% 10 people

Municipality of Houten 2.2% Netherlands 1.9%
Poland

1.5% 10 people

Municipality of Houten 0.43% Netherlands 1.4%
Other Europe Europe excluding the Netherlands, Belgium, Germany and Poland

1.5% 10 people

Municipality of Houten 3.9% Netherlands 5.6%
Other Africa Africa excluding Morocco

1.5% 10 people

Municipality of Houten 1.8% Netherlands 2.3%
Other Americas & Oceania Americas and Oceania excluding Suriname and the Dutch Caribbean

1.5% 10 people

Municipality of Houten 1.5% Netherlands 1.7%
Turkey

0.74% 5 people

Municipality of Houten 0.90% Netherlands 2.6%
Morocco

0.74% 5 people

Municipality of Houten 1.3% Netherlands 2.4%
Germany

0.74% 5 people

Municipality of Houten 1.3% Netherlands 1.9%
Belgium

0.74% 5 people

Municipality of Houten 0.48% Netherlands 0.76%
Suriname

0.0% 0 people

Municipality of Houten 1.4% Netherlands 2.0%
Dutch Caribbean Aruba, Curaçao, Sint Maarten, Bonaire, Sint Eustatius and Saba

0.0% 0 people

Municipality of Houten 0.62% Netherlands 1.1%

First and second generation

Residents with a migration background, by whether they were born abroad themselves.

56% 44%

Born abroad (first generation) 56.3% 45
Born in the Netherlands (second generation) 43.8% 35

Men and women

Men: 350
Women: 320

Compared with all postcodes

Netherlands 29.1% 3997 11.9%

Higher than 28% of all postcodes in the Netherlands

Trend since 1998

Share of residents with a migration background, compared with larger areas.

Show

Measure % Residents

New CBS classification

11.9%

3997
Municipality of Houten
Netherlands

Show as table

Year	3997	Municipality of Houten	Netherlands
1998	6.1%	9.8%	16.7%
1999	5.4%	10.2%	17.1%
2000	5.2%	10.6%	17.5%
2001	6.2%	11.0%	18.0%
2002	6.2%	11.8%	18.4%
2003	7.4%	12.1%	18.8%
2004	5.7%	12.4%	19.0%
2005	5.6%	12.4%	19.2%
2006	4.7%	12.6%	19.3%
2007	4.8%	12.8%	19.4%
2008	5.8%	12.9%	19.6%
2009	6.4%	12.9%	19.9%
2010	5.5%	13.0%	20.3%
2011	5.7%	13.1%	20.6%
2012	6.6%	13.3%	20.9%
2013	6.5%	13.5%	21.1%
2014	6.5%	13.7%	21.4%
2015	5.8%	14.0%	21.7%
2016	5.7%	14.3%	22.1%
2017	5.7%	14.8%	22.6%
2018	6.6%	15.2%	23.1%
2019	6.6%	15.6%	23.6%
2020	5.6%	16.0%	24.2%
2021	5.5%	16.4%	24.6%
2022	6.3%	17.8%	26.0%
2023	8.2%	18.7%	27.1%
2024	10.2%	19.5%	27.9%
2025	11.0%	20.1%	28.5%
2026	11.9%	20.5%	29.1%

In 2022 CBS switched to a new origin classification. Up to 2021 the line shows the old “migration background” figures; the overlap years show a small break (about +0.8 points nationally).

Nearby postcodes

				Largest group
3991 Zuid-West, Noord-West	19.0%	17,905	+2.1 pp	Other Asia
3994 Zuid-Oost	19.6%	14,470	+2.4 pp	Other Europe
3945 Cothen	10.0%	3,300	+1.4 pp	Other Asia
3985 Werkhoven	12.6%	2,655	+2.1 pp	Other Europe
3998 Schalkwijk	9.9%	2,230	+1.9 pp	Other Europe

All figures

Number of residents per origin group on 1 January. Figures up to 2021 use the old CBS classification.

Year	Total residents	Dutch origin	Migration background	Europe	Outside Europe	Turkey	Morocco	Suriname	Indonesia	Germany	Poland	Belgium	Other Europe	Other Africa	Other Asia	Other Americas & Oceania	Western migration background	Non-Western migration background
1998	570	535	35	20	20	0	0	0	10	10	0	5	5	0	5	5	30	0
1999	555	525	30	15	15	0	0	0	10	15	0	5	0	0	5	0	30	0
2000	575	540	30	20	15	0	0	0	5	10	5	5	0	0	5	5	30	5
2001	565	530	35	20	15	0	0	5	10	10	0	0	10	0	0	0	25	5
2002	565	530	35	20	15	0	0	0	10	10	0	5	5	0	5	0	30	5
2003	605	560	45	20	15	0	0	5	15	15	0	5	0	0	0	0	35	10
2004	615	580	35	20	15	0	0	0	10	10	0	0	10	0	5	0	30	5
2005	625	590	35	15	20	0	0	0	15	10	0	0	5	0	5	0	30	5
2006	645	605	30	20	15	0	0	0	10	10	0	5	5	0	0	5	30	5
2007	625	595	30	15	15	0	0	0	10	10	0	0	5	0	0	5	30	0
2008	605	575	35	20	15	0	0	0	10	10	5	5	0	0	0	5	35	0
2009	625	585	40	20	25	0	0	0	10	10	5	5	0	0	5	10	35	0
2010	635	595	35	15	20	0	0	0	10	5	0	5	5	5	0	5	30	0
2011	615	580	35	15	20	0	0	0	5	5	0	5	5	0	5	10	30	5
2012	605	565	40	20	25	0	0	0	10	5	5	5	5	5	0	10	35	5
2013	620	580	40	20	30	0	0	5	10	5	5	5	5	5	5	5	35	10
2014	615	575	40	25	15	0	0	0	10	5	5	0	15	5	0	0	30	5
2015	600	565	35	15	15	0	0	5	10	5	0	5	5	5	0	0	25	10
2016	615	580	35	15	20	0	0	0	5	10	5	0	0	10	5	0	30	5
2017	610	575	35	15	20	0	0	5	10	5	5	0	5	5	0	0	25	15
2018	610	570	40	15	25	0	0	0	5	5	10	0	0	15	0	5	25	15
2019	610	570	40	15	25	0	0	0	10	0	5	5	5	10	0	5	25	10
2020	630	595	35	15	20	0	0	5	10	5	5	0	5	5	0	0	25	10
2021	640	605	35	15	20	0	0	0	10	0	10	0	5	10	0	5	25	10
2022	640	605	40	10	25	0	0	0	5	0	5	0	5	10	5	5	25	10
2023	670	615	55	25	35	0	0	0	10	5	15	0	5	10	10	5	40	20
2024	685	615	70	30	40	0	5	0	10	5	10	0	15	10	10	10	–	–
2025	680	605	75	25	45	0	5	0	10	0	10	0	15	10	10	15	–	–
2026	675	595	80	25	55	5	5	0	10	5	10	5	10	10	15	10	–	–

Definitions and method · CBS 85640NED (2022–2026), 83503NED (1998–2023)