Postcode · Maarn, Utrecht

Postcode 3951: Migration background and origin

On 1 January 2026, postcode 3951 in Maarn had 4,695 residents. 16.1% of them (755 people) have a migration background: they were born abroad or have at least one parent who was. That is lower than the municipality of Utrechtse Heuvelrug (19.5%) and lower than the national average (29.1%). The largest origin groups are Indonesia (3.4%), other Asia (3.2%) and other Europe (2.8%). 46.4% of residents with a migration background were born abroad themselves. Since 2022 the share has risen by 1.0 percentage points.

Residents: 4,695 on 1 January 2026
Migration background: 16.1% 755 people
Born abroad: 46.4% of those with a migration background
Change since 2022: +1.0 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

84% 16%

Dutch origin 83.9% 3,940
Migration background 16.1% 755

Largest origin groups

Bars show each group’s share of all residents of 3951. For comparison, the line marks Utrechtse Heuvelrug and the circle the Netherlands.

Indonesia

3.4% 160 people

Utrechtse Heuvelrug 2.8% Netherlands 1.9%
Other Asia Asia excluding Indonesia and Turkey

3.2% 150 people

Utrechtse Heuvelrug 3.8% Netherlands 5.3%
Other Europe Europe excluding the Netherlands, Belgium, Germany and Poland

2.8% 130 people

Utrechtse Heuvelrug 3.3% Netherlands 5.6%
Other Americas & Oceania Americas and Oceania excluding Suriname and the Dutch Caribbean

1.7% 80 people

Utrechtse Heuvelrug 1.5% Netherlands 1.7%
Germany

1.6% 75 people

Utrechtse Heuvelrug 1.6% Netherlands 1.9%
Other Africa Africa excluding Morocco

1.4% 65 people

Utrechtse Heuvelrug 1.8% Netherlands 2.3%
Belgium

0.64% 30 people

Utrechtse Heuvelrug 0.58% Netherlands 0.76%
Suriname

0.43% 20 people

Utrechtse Heuvelrug 0.53% Netherlands 2.0%
Dutch Caribbean Aruba, Curaçao, Sint Maarten, Bonaire, Sint Eustatius and Saba

0.43% 20 people

Utrechtse Heuvelrug 0.56% Netherlands 1.1%
Turkey

0.32% 15 people

Utrechtse Heuvelrug 0.87% Netherlands 2.6%
Poland

0.21% 10 people

Utrechtse Heuvelrug 0.51% Netherlands 1.4%
Morocco

0.11% 5 people

Utrechtse Heuvelrug 1.7% Netherlands 2.4%

First and second generation

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

46% 54%

Born abroad (first generation) 46.4% 350
Born in the Netherlands (second generation) 53.6% 405

Men and women

Men: 2,270
Women: 2,425

Compared with all postcodes

Netherlands 29.1% 3951 16.1%

Higher than 45% 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

16.1%

3951
Utrechtse Heuvelrug
Netherlands

Show as table

Year	3951	Utrechtse Heuvelrug	Netherlands
1998	9.7%	11.8%	16.7%
1999	9.6%	12.1%	17.1%
2000	9.7%	12.2%	17.5%
2001	10.0%	12.9%	18.0%
2002	10.3%	13.3%	18.4%
2003	9.9%	13.5%	18.8%
2004	10.1%	13.6%	19.0%
2005	10.2%	13.8%	19.2%
2006	10.5%	13.2%	19.3%
2007	11.0%	13.5%	19.4%
2008	11.4%	13.7%	19.6%
2009	12.0%	13.5%	19.9%
2010	12.0%	13.6%	20.3%
2011	11.9%	14.0%	20.6%
2012	11.7%	13.9%	20.9%
2013	11.7%	14.2%	21.1%
2014	11.6%	14.4%	21.4%
2015	11.9%	14.8%	21.7%
2016	12.2%	14.8%	22.1%
2017	12.5%	15.1%	22.6%
2018	12.8%	15.4%	23.1%
2019	12.7%	15.5%	23.6%
2020	13.0%	15.8%	24.2%
2021	13.1%	16.1%	24.6%
2022	15.1%	17.6%	26.0%
2023	15.5%	18.4%	27.1%
2024	15.6%	18.7%	27.9%
2025	15.7%	19.2%	28.5%
2026	16.1%	19.5%	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
3931 Nico Bergsteijn	15.8%	15,100	+3.5 pp	Other Asia
3941 Zuidoost, Centrum	19.1%	10,835	+1.8 pp	Other Europe
3971 Driebergen	16.8%	8,085	+1.0 pp	Indonesia
3711 Oost	12.7%	1,855	+2.1 pp	Indonesia
3953 Maarn	16.1%	1,525	+2.9 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	Dutch Caribbean	Germany	Poland	Belgium	Other Europe	Other Africa	Other Asia	Other Americas & Oceania	Western migration background	Non-Western migration background
1998	4,585	4,140	445	175	260	0	0	20	160	15	95	5	10	65	15	25	25	355	85
1999	4,530	4,100	435	175	260	0	0	25	150	10	85	5	15	70	15	35	25	340	90
2000	4,515	4,070	440	165	275	0	0	25	145	10	80	10	15	60	20	40	35	340	105
2001	4,510	4,055	450	165	280	0	0	25	145	10	80	5	15	65	25	40	35	335	115
2002	4,505	4,040	465	170	295	0	0	25	140	5	85	5	15	65	30	45	50	345	120
2003	4,485	4,035	445	160	280	0	0	20	145	5	85	5	10	60	25	40	45	330	115
2004	4,570	4,110	460	160	305	0	0	25	155	5	80	10	15	55	25	45	50	340	115
2005	4,590	4,120	470	165	310	0	5	25	160	5	80	5	10	70	20	50	45	350	120
2006	4,620	4,135	485	175	310	0	5	30	160	5	85	10	10	70	20	50	40	360	125
2007	4,625	4,115	510	185	330	5	5	25	170	5	95	5	15	70	25	50	45	380	130
2008	4,650	4,115	530	195	340	5	5	30	165	10	95	5	20	75	25	60	40	390	145
2009	4,635	4,080	555	210	345	5	5	25	165	10	90	10	20	90	30	65	40	400	155
2010	4,650	4,090	560	215	340	0	10	25	165	5	95	15	20	85	25	65	45	400	160
2011	4,605	4,055	550	220	330	0	5	20	155	5	95	15	20	90	25	65	55	400	155
2012	4,600	4,060	540	220	325	0	5	25	150	5	90	10	20	100	20	75	45	395	140
2013	4,565	4,035	535	210	315	0	5	20	145	5	85	15	20	90	20	65	55	385	145
2014	4,575	4,045	530	215	320	0	5	20	145	5	85	15	15	100	30	70	45	380	150
2015	4,575	4,030	545	220	325	0	5	20	140	10	90	15	15	100	35	70	45	385	165
2016	4,575	4,015	560	215	345	0	0	20	140	10	90	20	15	90	50	80	45	375	185
2017	4,600	4,025	575	215	360	5	0	15	140	10	90	20	15	90	50	90	50	385	195
2018	4,665	4,070	595	210	380	0	5	15	145	15	90	15	15	90	55	95	50	375	210
2019	4,680	4,085	595	205	390	5	5	15	145	10	85	15	15	90	55	100	55	380	215
2020	4,655	4,050	605	205	400	5	0	15	150	10	95	10	15	85	65	105	50	380	220
2021	4,665	4,055	610	200	410	5	5	15	145	15	90	5	15	90	65	110	50	370	240
2022	4,630	3,935	700	225	475	5	5	25	160	25	80	10	25	105	65	135	65	370	240
2023	4,660	3,935	720	225	495	10	5	20	160	30	80	5	25	120	75	130	65	375	250
2024	4,610	3,890	720	230	490	10	5	20	160	20	80	5	30	115	75	130	70	–	–
2025	4,655	3,920	730	230	505	15	5	20	160	20	80	5	30	115	65	145	70	–	–
2026	4,695	3,940	755	245	510	15	5	20	160	20	75	10	30	130	65	150	80	–	–

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