Postcode · Werkhoven, Utrecht

Postcode 3985: Migration background and origin

On 1 January 2026, postcode 3985 in Werkhoven had 2,655 residents. 12.6% of them (335 people) have a migration background: they were born abroad or have at least one parent who was. That is lower than the municipality of Bunnik (17.6%) and lower than the national average (29.1%). The largest origin groups are other Europe (2.6%), Indonesia (1.9%) and Germany (1.5%). 49.3% of residents with a migration background were born abroad themselves. Since 2022 the share has risen by 2.1 percentage points.

Residents: 2,655 on 1 January 2026
Migration background: 12.6% 335 people
Born abroad: 49.3% of those with a migration background
Change since 2022: +2.1 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 87.6% 2,325
Migration background 12.6% 335

Largest origin groups

Bars show each group’s share of all residents of 3985. For comparison, the line marks Municipality of Bunnik and the circle the Netherlands.

Other Europe Europe excluding the Netherlands, Belgium, Germany and Poland

2.6% 70 people

Municipality of Bunnik 3.5% Netherlands 5.6%
Indonesia

1.9% 50 people

Municipality of Bunnik 2.3% Netherlands 1.9%
Germany

1.5% 40 people

Municipality of Bunnik 1.6% Netherlands 1.9%
Other Asia Asia excluding Indonesia and Turkey

1.5% 40 people

Municipality of Bunnik 3.2% Netherlands 5.3%
Poland

1.3% 35 people

Municipality of Bunnik 0.55% Netherlands 1.4%
Morocco

0.75% 20 people

Municipality of Bunnik 1.0% Netherlands 2.4%
Other Americas & Oceania Americas and Oceania excluding Suriname and the Dutch Caribbean

0.75% 20 people

Municipality of Bunnik 1.3% Netherlands 1.7%
Belgium

0.56% 15 people

Municipality of Bunnik 0.67% Netherlands 0.76%
Other Africa Africa excluding Morocco

0.56% 15 people

Municipality of Bunnik 1.6% Netherlands 2.3%
Turkey

0.38% 10 people

Municipality of Bunnik 0.52% Netherlands 2.6%
Dutch Caribbean Aruba, Curaçao, Sint Maarten, Bonaire, Sint Eustatius and Saba

0.38% 10 people

Municipality of Bunnik 0.61% Netherlands 1.1%
Suriname

0.19% 5 people

Municipality of Bunnik 0.73% Netherlands 2.0%

First and second generation

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

49% 49%

Born abroad (first generation) 49.3% 165
Born in the Netherlands (second generation) 49.3% 165

Men and women

Men: 1,335
Women: 1,320

Compared with all postcodes

Netherlands 29.1% 3985 12.6%

Higher than 32% 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

12.6%

3985
Municipality of Bunnik
Netherlands

Show as table

Year	3985	Municipality of Bunnik	Netherlands
1998	7.2%	9.5%	16.7%
1999	7.2%	9.5%	17.1%
2000	7.2%	9.7%	17.5%
2001	7.1%	10.1%	18.0%
2002	7.0%	10.3%	18.4%
2003	7.7%	10.5%	18.8%
2004	7.4%	10.3%	19.0%
2005	7.5%	10.3%	19.2%
2006	7.7%	10.3%	19.3%
2007	8.1%	10.3%	19.4%
2008	8.4%	10.5%	19.6%
2009	8.8%	10.9%	19.9%
2010	8.9%	11.3%	20.3%
2011	8.6%	11.2%	20.6%
2012	8.6%	11.6%	20.9%
2013	8.7%	11.7%	21.1%
2014	8.7%	11.7%	21.4%
2015	8.9%	11.9%	21.7%
2016	9.2%	12.4%	22.1%
2017	8.9%	12.5%	22.6%
2018	9.3%	12.7%	23.1%
2019	9.1%	12.9%	23.6%
2020	9.4%	13.2%	24.2%
2021	9.5%	13.7%	24.6%
2022	10.5%	15.2%	26.0%
2023	11.7%	16.6%	27.1%
2024	12.1%	17.1%	27.9%
2025	12.3%	17.3%	28.5%
2026	12.6%	17.6%	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
3994 Zuid-Oost	19.6%	14,470	+2.4 pp	Other Europe
3972 Driebergen	25.8%	11,005	+1.7 pp	Morocco
3984 Odijk	17.1%	6,285	+2.0 pp	Other Asia
3945 Cothen	10.0%	3,300	+1.4 pp	Other Asia
3997 't Goy	11.9%	675	+5.6 pp	Other Asia

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	Dutch Caribbean	Germany	Poland	Belgium	Other Europe	Other Africa	Other Asia	Other Americas & Oceania	Western migration background	Non-Western migration background
1998	2,090	1,940	150	60	90	5	30	0	30	0	25	0	10	25	10	10	5	90	60
1999	2,095	1,940	150	60	90	5	25	5	30	0	25	0	10	25	10	15	0	95	55
2000	2,080	1,925	150	65	90	5	25	0	30	0	25	0	10	30	15	10	5	90	55
2001	2,035	1,885	145	60	85	5	30	5	25	0	25	0	0	35	10	10	0	90	55
2002	2,075	1,925	145	60	80	5	20	5	30	5	20	5	5	30	15	5	0	95	50
2003	2,280	2,110	175	75	105	0	30	5	40	5	30	5	5	35	15	0	10	105	65
2004	2,305	2,135	170	70	100	0	25	5	40	0	30	5	5	30	20	5	5	105	65
2005	2,325	2,145	175	75	95	0	30	5	35	0	30	5	5	35	15	5	5	110	65
2006	2,280	2,105	175	80	90	0	25	0	40	5	25	5	5	45	15	0	5	115	60
2007	2,270	2,085	185	85	100	5	20	5	40	5	30	5	5	45	20	5	0	125	60
2008	2,275	2,085	190	85	105	5	25	5	40	5	30	10	10	35	10	10	5	125	60
2009	2,330	2,125	205	110	95	0	25	5	35	5	25	15	10	60	10	10	5	140	60
2010	2,360	2,145	210	110	105	5	25	5	30	5	25	20	10	55	10	15	10	150	60
2011	2,315	2,115	200	105	100	5	25	5	35	5	25	25	10	45	5	10	10	145	60
2012	2,320	2,125	200	100	95	5	20	5	35	0	25	20	10	45	10	10	10	140	55
2013	2,305	2,100	200	105	110	5	20	5	40	5	30	25	10	40	15	10	10	145	60
2014	2,345	2,140	205	95	105	5	20	5	35	5	25	20	10	40	15	10	10	145	60
2015	2,360	2,150	210	110	100	5	15	0	35	5	35	20	10	45	10	15	15	155	55
2016	2,390	2,170	220	110	110	5	15	0	35	5	30	30	10	40	10	20	20	160	60
2017	2,520	2,295	225	120	110	0	15	0	40	5	30	25	15	50	10	20	20	165	60
2018	2,535	2,300	235	120	110	5	15	5	40	0	30	30	15	45	10	20	15	165	70
2019	2,535	2,305	230	105	130	10	10	5	40	5	25	25	15	40	15	25	20	155	75
2020	2,505	2,270	235	125	110	5	10	5	40	5	25	35	10	55	10	25	10	165	70
2021	2,525	2,285	240	125	115	5	10	5	45	5	30	25	15	55	10	20	15	170	70
2022	2,560	2,290	270	135	140	10	15	10	45	5	40	25	15	55	15	35	15	175	75
2023	2,600	2,300	305	160	145	10	20	10	45	5	35	30	15	80	15	40	15	205	85
2024	2,605	2,290	315	165	145	5	15	5	45	10	35	35	15	75	15	35	15	–	–
2025	2,645	2,325	325	165	160	5	15	5	50	10	40	40	15	70	15	40	20	–	–
2026	2,655	2,325	335	165	165	10	20	5	50	10	40	35	15	70	15	40	20	–	–

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