Postcode · Amersfoort, Utrecht

Postcode 3811: Neighbourhoods Stadskern and Nederberg

On 1 January 2026, postcode 3811 in Amersfoort (Stadskern and Nederberg) had 7,350 residents. 31.0% of them (2,280 people) have a migration background: they were born abroad or have at least one parent who was. That is about the same as Amersfoort (30.8%) and higher than the national average (29.1%). The largest origin groups are other Europe (9.1%), other Asia (5.3%) and other Africa (3.1%). 63.6% of residents with a migration background were born abroad themselves. Since 2022 the share has risen by 5.5 percentage points.

Residents: 7,350 on 1 January 2026
Migration background: 31.0% 2,280 people
Born abroad: 63.6% of those with a migration background
Change since 2022: +5.5 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

69% 31%

Dutch origin 69.0% 5,070
Migration background 31.0% 2,280

Largest origin groups

Bars show each group’s share of all residents of 3811. For comparison, the line marks Amersfoort and the circle the Netherlands.

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

9.1% 670 people

Amersfoort 4.1% Netherlands 5.6%
Other Asia Asia excluding Indonesia and Turkey

5.3% 390 people

Amersfoort 6.1% Netherlands 5.3%
Other Africa Africa excluding Morocco

3.1% 225 people

Amersfoort 3.0% Netherlands 2.3%
Indonesia

3.0% 220 people

Amersfoort 2.8% Netherlands 1.9%
Other Americas & Oceania Americas and Oceania excluding Suriname and the Dutch Caribbean

2.4% 180 people

Amersfoort 1.8% Netherlands 1.7%
Germany

2.2% 165 people

Amersfoort 1.5% Netherlands 1.9%
Turkey

1.4% 105 people

Amersfoort 4.4% Netherlands 2.6%
Dutch Caribbean Aruba, Curaçao, Sint Maarten, Bonaire, Sint Eustatius and Saba

1.3% 95 people

Amersfoort 1.3% Netherlands 1.1%
Morocco

1.2% 85 people

Amersfoort 3.6% Netherlands 2.4%
Suriname

1.1% 80 people

Amersfoort 1.2% Netherlands 2.0%
Belgium

0.61% 45 people

Amersfoort 0.44% Netherlands 0.76%
Poland

0.34% 25 people

Amersfoort 0.52% Netherlands 1.4%

First and second generation

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

64% 36%

Born abroad (first generation) 63.6% 1,450
Born in the Netherlands (second generation) 36.4% 830

Men and women

Men: 3,685
Women: 3,665

Compared with all postcodes

Netherlands 29.1% 3811 31.0%

Higher than 77% 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

31.0%

3811
Amersfoort
Netherlands

Show as table

Year	3811	Amersfoort	Netherlands
1998	16.6%	19.9%	16.7%
1999	16.5%	20.6%	17.1%
2000	17.1%	21.1%	17.5%
2001	17.7%	21.7%	18.0%
2002	18.8%	22.2%	18.4%
2003	19.5%	22.6%	18.8%
2004	19.6%	22.9%	19.0%
2005	20.2%	23.3%	19.2%
2006	19.9%	23.3%	19.3%
2007	19.8%	23.2%	19.4%
2008	19.9%	23.5%	19.6%
2009	20.0%	23.7%	19.9%
2010	20.0%	23.9%	20.3%
2011	20.0%	24.0%	20.6%
2012	20.9%	24.2%	20.9%
2013	21.2%	24.4%	21.1%
2014	20.9%	24.6%	21.4%
2015	21.2%	24.7%	21.7%
2016	20.9%	24.9%	22.1%
2017	21.5%	25.2%	22.6%
2018	22.1%	25.5%	23.1%
2019	22.0%	25.9%	23.6%
2020	22.8%	26.4%	24.2%
2021	22.8%	26.7%	24.6%
2022	25.5%	28.3%	26.0%
2023	28.4%	29.2%	27.1%
2024	30.6%	29.7%	27.9%
2025	30.5%	30.2%	28.5%
2026	31.0%	30.8%	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
3813 Schothorst-Zuid, Schothorst-Noord	31.2%	15,155	+2.6 pp	Other Asia
3812 Soesterkwartier	24.9%	12,730	+3.0 pp	Other Asia
3816 Schuilenburg, Randenbroek	38.3%	12,180	+1.3 pp	Morocco
3817 Leusderkwartier, Vermeerkwartier	22.0%	12,175	+0.8 pp	Other Europe
3818 De Berg-Zuid, De Berg-Noord	20.5%	10,820	+1.1 pp	Other Europe
3814 Kruiskamp	45.2%	6,440	−0.1 pp	Turkey

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	5,160	4,305	855	295	555	100	25	45	215	30	100	5	20	170	25	70	45	545	310
1999	5,180	4,320	855	285	580	85	25	40	240	25	100	0	25	160	30	65	70	570	285
2000	5,175	4,290	885	305	585	85	30	30	235	20	105	5	25	170	45	60	80	585	305
2001	5,405	4,450	955	320	635	100	35	40	235	30	110	5	25	180	45	85	65	605	350
2002	5,455	4,430	1,025	320	705	110	35	45	250	35	100	10	30	180	60	90	80	630	395
2003	5,520	4,445	1,075	330	750	110	35	45	235	35	100	10	35	185	80	100	110	635	445
2004	5,600	4,500	1,100	355	745	110	35	55	225	40	95	10	35	215	75	110	95	635	465
2005	5,620	4,485	1,135	350	785	105	50	60	220	45	105	15	30	200	75	130	100	645	490
2006	5,575	4,470	1,110	360	755	100	50	60	205	45	95	15	30	220	70	130	95	625	485
2007	5,595	4,490	1,110	365	740	90	45	55	210	50	110	15	35	205	70	125	95	640	475
2008	5,615	4,495	1,120	365	760	80	65	55	215	55	110	15	30	210	70	125	95	635	485
2009	5,720	4,570	1,145	375	765	70	65	55	225	60	105	15	30	225	75	120	95	660	485
2010	5,920	4,740	1,185	375	810	75	60	60	235	60	115	15	30	215	85	130	105	685	500
2011	6,085	4,870	1,215	390	825	80	70	65	230	60	125	10	30	225	75	145	100	685	525
2012	6,110	4,835	1,275	400	875	75	75	70	235	75	115	15	25	245	75	160	110	705	570
2013	6,115	4,820	1,295	395	895	80	85	70	250	70	105	15	25	250	80	160	100	710	580
2014	6,215	4,915	1,300	395	905	75	90	70	240	80	100	20	20	255	95	150	105	705	595
2015	6,355	5,010	1,345	410	935	80	75	60	240	85	105	20	30	255	100	175	120	725	620
2016	6,450	5,100	1,350	425	925	80	80	65	220	85	105	25	30	265	100	170	125	725	625
2017	6,520	5,115	1,405	470	940	80	90	60	220	85	115	25	35	295	110	180	115	755	655
2018	6,585	5,130	1,455	455	1,000	80	95	65	220	80	105	25	35	290	130	215	115	735	715
2019	6,805	5,310	1,495	485	1,010	85	70	65	220	75	125	15	40	305	145	230	120	775	715
2020	6,940	5,360	1,580	510	1,070	95	85	70	210	80	135	15	45	315	140	275	115	790	790
2021	6,990	5,395	1,595	530	1,065	85	85	70	220	80	145	20	40	325	140	265	120	800	795
2022	7,095	5,285	1,810	565	1,240	100	90	80	240	95	160	25	45	345	165	330	140	845	875
2023	7,250	5,190	2,060	725	1,335	105	100	75	240	90	155	25	45	500	185	380	170	1,015	955
2024	7,465	5,185	2,285	915	1,370	105	105	75	240	95	150	35	40	695	210	375	170	–	–
2025	7,365	5,120	2,250	855	1,390	105	80	75	225	100	165	35	45	610	230	390	185	–	–
2026	7,350	5,070	2,280	900	1,380	105	85	80	220	95	165	25	45	670	225	390	180	–	–

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