Postcode · Utrecht, Utrecht

Postcode 3521: Neighbourhoods Zuidwest and Binnenstad

On 1 January 2026, postcode 3521 in Utrecht (Zuidwest and Binnenstad) had 8,365 residents. 38.9% of them (3,250 people) have a migration background: they were born abroad or have at least one parent who was. That is lower than Utrecht (43.1%) and higher than the national average (29.1%). The largest origin groups are other Europe (10.9%), other Asia (5.9%) and Morocco (4.8%). 64.8% of residents with a migration background were born abroad themselves. Since 2022 the share has risen by 6.8 percentage points.

Residents: 8,365 on 1 January 2026
Migration background: 38.9% 3,250 people
Born abroad: 64.8% of those with a migration background
Change since 2022: +6.8 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

61% 39%

Dutch origin 61.1% 5,115
Migration background 38.9% 3,250

Largest origin groups

Bars show each group’s share of all residents of 3521. For comparison, the line marks Utrecht and the circle the Netherlands.

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

10.9% 910 people

Utrecht 8.6% Netherlands 5.6%
Other Asia Asia excluding Indonesia and Turkey

5.9% 495 people

Utrecht 7.3% Netherlands 5.3%
Morocco

4.8% 405 people

Utrecht 9.0% Netherlands 2.4%
Other Africa Africa excluding Morocco

3.7% 310 people

Utrecht 3.0% Netherlands 2.3%
Other Americas & Oceania Americas and Oceania excluding Suriname and the Dutch Caribbean

3.7% 310 people

Utrecht 3.0% Netherlands 1.7%
Turkey

2.2% 185 people

Utrecht 4.3% Netherlands 2.6%
Germany

2.0% 165 people

Utrecht 1.8% Netherlands 1.9%
Indonesia

1.7% 145 people

Utrecht 1.9% Netherlands 1.9%
Suriname

1.6% 130 people

Utrecht 2.0% Netherlands 2.0%
Belgium

0.90% 75 people

Utrecht 0.71% Netherlands 0.76%
Dutch Caribbean Aruba, Curaçao, Sint Maarten, Bonaire, Sint Eustatius and Saba

0.84% 70 people

Utrecht 0.88% Netherlands 1.1%
Poland

0.54% 45 people

Utrecht 0.52% Netherlands 1.4%

First and second generation

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

65% 35%

Born abroad (first generation) 64.8% 2,105
Born in the Netherlands (second generation) 35.1% 1,140

Men and women

Men: 4,375
Women: 3,990

Compared with all postcodes

Netherlands 29.1% 3521 38.9%

Higher than 85% 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

38.9%

3521
Utrecht
Netherlands

Show as table

Year	3521	Utrecht	Netherlands
1998	25.4%	28.6%	16.7%
1999	26.0%	29.1%	17.1%
2000	25.7%	29.8%	17.5%
2001	25.1%	30.5%	18.0%
2002	25.1%	31.1%	18.4%
2003	24.9%	31.6%	18.8%
2004	24.0%	31.9%	19.0%
2005	24.1%	32.2%	19.2%
2006	23.9%	32.4%	19.3%
2007	23.4%	32.6%	19.4%
2008	22.6%	32.7%	19.6%
2009	22.1%	33.2%	19.9%
2010	22.6%	33.4%	20.3%
2011	22.6%	33.7%	20.6%
2012	23.1%	33.9%	20.9%
2013	23.1%	34.0%	21.1%
2014	22.3%	34.0%	21.4%
2015	23.9%	34.2%	21.7%
2016	24.5%	34.7%	22.1%
2017	25.7%	35.6%	22.6%
2018	27.3%	36.3%	23.1%
2019	28.7%	37.0%	23.6%
2020	29.6%	37.9%	24.2%
2021	30.7%	38.1%	24.6%
2022	32.0%	40.0%	26.0%
2023	33.6%	41.4%	27.1%
2024	35.5%	41.9%	27.9%
2025	36.5%	42.5%	28.5%
2026	38.9%	43.1%	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
3527 Zuidwest	65.9%	13,680	+1.9 pp	Morocco
3531 West	42.2%	11,145	+3.1 pp	Other Europe
3523 Zuid	34.3%	10,515	+3.3 pp	Other Europe
3511 Binnenstad	37.1%	9,455	+3.5 pp	Other Europe
3522 Zuidwest	36.6%	8,845	+3.2 pp	Morocco

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	4,000	2,980	1,015	265	755	135	250	100	110	15	75	5	25	160	45	75	25	390	630
1999	4,025	2,980	1,045	255	795	135	260	95	110	20	70	0	20	165	55	85	35	390	655
2000	3,925	2,915	1,010	255	755	125	275	90	115	15	65	5	25	160	35	70	30	385	625
2001	3,800	2,845	955	250	710	110	265	85	110	20	65	5	20	160	30	60	30	375	580
2002	3,750	2,810	940	235	700	110	265	80	105	20	65	10	15	145	30	60	30	365	570
2003	3,810	2,855	950	260	695	100	250	85	110	20	75	10	20	155	30	70	30	385	565
2004	4,180	3,175	1,005	275	730	100	255	75	135	15	80	15	20	160	40	70	40	430	580
2005	4,245	3,215	1,025	290	735	100	255	75	125	15	85	15	25	165	35	85	45	435	590
2006	4,585	3,490	1,095	305	790	110	265	65	140	25	80	15	25	185	35	95	55	470	620
2007	4,835	3,705	1,130	325	790	105	265	70	135	20	85	15	25	200	35	105	55	495	635
2008	4,970	3,840	1,125	330	800	100	250	60	150	25	90	15	25	200	45	110	60	510	615
2009	5,200	4,050	1,150	345	800	90	250	60	145	40	85	20	20	220	40	120	55	520	630
2010	5,360	4,150	1,210	380	830	90	260	65	145	40	95	25	25	235	50	120	60	555	655
2011	5,410	4,185	1,220	400	815	85	260	70	145	40	95	20	30	255	40	120	55	575	650
2012	5,485	4,225	1,265	400	865	95	270	70	150	40	95	20	35	250	60	125	55	575	685
2013	5,580	4,295	1,290	430	865	85	265	65	140	40	100	15	40	275	70	125	75	610	680
2014	5,715	4,440	1,275	430	845	85	270	65	135	40	105	15	30	280	50	125	75	605	675
2015	6,065	4,615	1,450	470	985	95	310	65	135	55	110	15	30	315	80	155	90	640	810
2016	6,130	4,630	1,500	485	1,015	100	305	75	140	50	120	20	30	315	85	175	85	655	845
2017	6,105	4,535	1,570	510	1,060	100	315	80	130	45	120	20	35	335	95	200	95	675	890
2018	6,090	4,425	1,665	540	1,130	110	340	90	140	55	125	20	35	360	95	200	100	730	935
2019	6,480	4,620	1,860	615	1,245	110	375	95	145	55	140	25	45	405	120	225	120	825	1,040
2020	6,935	4,885	2,050	720	1,330	120	360	100	155	65	145	30	45	500	120	270	140	945	1,110
2021	6,835	4,735	2,100	755	1,340	120	370	100	140	65	140	30	45	540	110	280	155	970	1,130
2022	6,725	4,565	2,155	795	1,360	105	345	85	135	60	155	30	50	560	145	300	180	960	1,100
2023	6,900	4,575	2,320	855	1,465	125	320	95	130	70	150	25	70	610	180	315	225	1,045	1,190
2024	7,620	4,915	2,705	995	1,710	135	335	110	140	60	160	35	70	735	265	410	255	–	–
2025	8,175	5,195	2,980	1,070	1,910	170	380	120	150	65	155	40	80	795	280	460	285	–	–
2026	8,365	5,115	3,250	1,195	2,055	185	405	130	145	70	165	45	75	910	310	495	310	–	–

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