Postcode · Woerden, Utrecht

Postcode 3445: Neighbourhood Midden

On 1 January 2026, postcode 3445 in Woerden (Midden) had 5,080 residents. 23.4% of them (1,190 people) have a migration background: they were born abroad or have at least one parent who was. That is about the same as Woerden (23.1%) and lower than the national average (29.1%). The largest origin groups are other Asia (6.0%), Morocco (3.8%) and other Europe (3.3%). 54.6% of residents with a migration background were born abroad themselves. Since 2022 the share has risen by 2.3 percentage points.

Residents: 5,080 on 1 January 2026
Migration background: 23.4% 1,190 people
Born abroad: 54.6% of those with a migration background
Change since 2022: +2.3 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

77% 23%

Dutch origin 76.6% 3,890
Migration background 23.4% 1,190

Largest origin groups

Bars show each group’s share of all residents of 3445. For comparison, the line marks Woerden and the circle the Netherlands.

Other Asia Asia excluding Indonesia and Turkey

6.0% 305 people

Woerden 4.9% Netherlands 5.3%
Morocco

3.8% 195 people

Woerden 3.8% Netherlands 2.4%
Other Europe Europe excluding the Netherlands, Belgium, Germany and Poland

3.3% 170 people

Woerden 3.6% Netherlands 5.6%
Other Africa Africa excluding Morocco

2.9% 145 people

Woerden 2.5% Netherlands 2.3%
Indonesia

2.4% 120 people

Woerden 2.2% Netherlands 1.9%
Other Americas & Oceania Americas and Oceania excluding Suriname and the Dutch Caribbean

1.6% 80 people

Woerden 1.4% Netherlands 1.7%
Suriname

1.1% 55 people

Woerden 1.2% Netherlands 2.0%
Germany

1.0% 50 people

Woerden 1.1% Netherlands 1.9%
Turkey

0.39% 20 people

Woerden 0.86% Netherlands 2.6%
Dutch Caribbean Aruba, Curaçao, Sint Maarten, Bonaire, Sint Eustatius and Saba

0.39% 20 people

Woerden 0.45% Netherlands 1.1%
Poland

0.39% 20 people

Woerden 0.67% Netherlands 1.4%
Belgium

0.30% 15 people

Woerden 0.28% Netherlands 0.76%

First and second generation

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

55% 45%

Born abroad (first generation) 54.6% 650
Born in the Netherlands (second generation) 45.4% 540

Men and women

Men: 2,510
Women: 2,570

Compared with all postcodes

Netherlands 29.1% 3445 23.4%

Higher than 64% 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

23.4%

3445
Woerden
Netherlands

Show as table

Year	3445	Woerden	Netherlands
1998	12.2%	12.8%	16.7%
1999	11.7%	13.0%	17.1%
2000	12.1%	13.4%	17.5%
2001	12.6%	13.8%	18.0%
2002	12.5%	14.2%	18.4%
2003	12.4%	14.4%	18.8%
2004	12.6%	14.5%	19.0%
2005	13.1%	14.4%	19.2%
2006	13.3%	14.6%	19.3%
2007	13.1%	14.7%	19.4%
2008	13.7%	14.8%	19.6%
2009	13.7%	14.8%	19.9%
2010	13.7%	15.2%	20.3%
2011	14.0%	15.4%	20.6%
2012	14.6%	15.5%	20.9%
2013	14.8%	15.6%	21.1%
2014	15.8%	15.8%	21.4%
2015	15.6%	16.0%	21.7%
2016	16.8%	16.4%	22.1%
2017	16.7%	16.9%	22.6%
2018	17.5%	17.2%	23.1%
2019	17.8%	17.6%	23.6%
2020	18.0%	17.8%	24.2%
2021	19.3%	18.3%	24.6%
2022	21.1%	20.0%	26.0%
2023	21.4%	21.0%	27.1%
2024	22.1%	21.8%	27.9%
2025	22.6%	22.2%	28.5%
2026	23.4%	23.1%	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
3446 Oost	17.8%	9,010	+1.9 pp	Other Europe
3481 Noord, Zuid	12.4%	8,125	+1.3 pp	Other Europe
3443 Midden	25.2%	7,480	+1.7 pp	Morocco
3442 Midden	23.7%	4,350	+3.1 pp	Morocco
3471 Kamerik	11.7%	3,980	+2.6 pp	Other Asia
3441 Midden	22.0%	2,800	+2.7 pp	Other Europe
3447 Oost	60.6%	940	+10.6 pp	Other Europe
3444 Geestdorp	11.7%	300	+2.2 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	4,185	3,680	510	165	345	5	100	25	115	5	75	5	5	80	30	40	25	295	215
1999	4,145	3,660	485	160	320	5	95	25	110	0	75	10	5	70	20	40	25	285	200
2000	4,055	3,560	490	155	345	5	90	30	115	5	75	5	5	70	25	50	25	280	215
2001	4,015	3,510	505	150	350	0	105	25	115	5	70	5	5	70	25	55	20	270	235
2002	4,070	3,555	510	145	370	0	115	25	115	10	70	5	5	65	20	65	20	265	245
2003	4,110	3,600	510	145	365	5	120	20	115	10	70	5	5	65	20	60	15	270	245
2004	4,115	3,590	520	145	370	5	115	25	115	5	70	5	10	60	20	65	20	270	250
2005	4,070	3,535	535	160	370	5	125	25	110	15	75	5	5	75	10	65	15	275	255
2006	4,045	3,505	540	150	385	5	130	20	120	10	70	5	5	70	15	65	20	275	265
2007	4,015	3,490	525	150	380	5	130	25	105	10	70	0	5	75	15	70	20	265	265
2008	3,980	3,440	545	150	400	5	135	25	110	10	70	5	5	70	30	70	15	265	275
2009	4,005	3,455	550	145	395	5	125	25	105	10	65	5	5	70	35	70	20	265	285
2010	3,985	3,435	545	160	395	0	130	25	105	10	65	5	10	80	35	70	20	265	280
2011	3,995	3,435	560	150	410	5	135	20	105	15	65	5	5	75	45	65	20	260	300
2012	3,940	3,365	575	145	425	5	150	25	110	15	60	0	10	75	30	70	20	265	310
2013	3,860	3,285	570	150	430	0	140	25	105	20	55	10	10	75	45	70	25	260	310
2014	3,900	3,285	615	150	460	15	140	30	105	15	60	10	5	75	50	70	35	270	340
2015	3,870	3,265	605	160	445	10	135	25	105	10	55	20	5	80	45	80	35	285	320
2016	4,020	3,345	675	170	505	10	140	30	110	15	60	20	5	85	70	110	20	295	385
2017	4,095	3,410	685	180	505	10	130	30	105	15	55	25	10	90	70	115	30	310	375
2018	4,115	3,395	720	180	540	5	140	30	105	15	55	20	10	95	65	145	35	310	410
2019	4,315	3,545	770	195	580	0	135	35	120	15	50	25	10	110	80	160	35	340	435
2020	4,330	3,550	780	205	575	5	130	35	120	10	55	25	10	115	80	155	40	350	430
2021	4,620	3,730	890	225	670	5	170	35	120	15	60	25	5	135	95	170	60	375	520
2022	4,635	3,650	980	240	740	10	170	45	120	20	60	30	10	145	105	200	75	380	555
2023	4,775	3,755	1,020	255	770	10	175	45	120	20	55	25	10	165	105	215	80	385	590
2024	5,025	3,915	1,110	265	845	15	185	55	125	20	55	30	10	170	115	265	65	–	–
2025	5,055	3,910	1,140	255	885	20	190	50	120	20	50	25	10	170	115	290	80	–	–
2026	5,080	3,890	1,190	255	935	20	195	55	120	20	50	20	15	170	145	305	80	–	–

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