Postcode · Woerden, Utrecht

Postcode 3447: Neighbourhood Oost

On 1 January 2026, postcode 3447 in Woerden (Oost) had 940 residents. 60.6% of them (570 people) have a migration background: they were born abroad or have at least one parent who was. That is higher than Woerden (23.1%) and higher than the national average (29.1%). The largest origin groups are other Europe (23.9%), other Asia (19.7%) and other Africa (7.4%). 86.0% of residents with a migration background were born abroad themselves. Since 2022 the share has risen by 10.6 percentage points.

Residents: 940 on 1 January 2026
Migration background: 60.6% 570 people
Born abroad: 86.0% of those with a migration background
Change since 2022: +10.6 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

39% 61%

Dutch origin 39.4% 370
Migration background 60.6% 570

Largest origin groups

Bars show each group’s share of all residents of 3447. For comparison, the line marks Woerden and the circle the Netherlands.

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

23.9% 225 people

Woerden 3.6% Netherlands 5.6%
Other Asia Asia excluding Indonesia and Turkey

19.7% 185 people

Woerden 4.9% Netherlands 5.3%
Other Africa Africa excluding Morocco

7.4% 70 people

Woerden 2.5% Netherlands 2.3%
Morocco

2.7% 25 people

Woerden 3.8% Netherlands 2.4%
Suriname

1.6% 15 people

Woerden 1.2% Netherlands 2.0%
Turkey

1.1% 10 people

Woerden 0.86% Netherlands 2.6%
Indonesia

1.1% 10 people

Woerden 2.2% Netherlands 1.9%
Poland

1.1% 10 people

Woerden 0.67% Netherlands 1.4%
Other Americas & Oceania Americas and Oceania excluding Suriname and the Dutch Caribbean

1.1% 10 people

Woerden 1.4% Netherlands 1.7%
Dutch Caribbean Aruba, Curaçao, Sint Maarten, Bonaire, Sint Eustatius and Saba

0.53% 5 people

Woerden 0.45% Netherlands 1.1%
Germany

0.53% 5 people

Woerden 1.1% Netherlands 1.9%
Belgium

0.0% 0 people

Woerden 0.28% Netherlands 0.76%

First and second generation

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

86% 14%

Born abroad (first generation) 86.0% 490
Born in the Netherlands (second generation) 14.0% 80

Men and women

Men: 560
Women: 380

Compared with all postcodes

Netherlands 29.1% 3447 60.6%

Higher than 96% 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

60.6%

3447
Woerden
Netherlands

Show as table

Year	3447	Woerden	Netherlands
1998	0.0%	12.8%	16.7%
1999	–	13.0%	17.1%
2000	0.0%	13.4%	17.5%
2001	0.0%	13.8%	18.0%
2002	0.0%	14.2%	18.4%
2003	100.0%	14.4%	18.8%
2004	0.0%	14.5%	19.0%
2005	0.0%	14.4%	19.2%
2006	33.3%	14.6%	19.3%
2007	0.0%	14.7%	19.4%
2008	0.0%	14.8%	19.6%
2009	0.0%	14.8%	19.9%
2010	25.0%	15.2%	20.3%
2011	0.0%	15.4%	20.6%
2012	0.0%	15.5%	20.9%
2013	0.0%	15.6%	21.1%
2014	50.0%	15.8%	21.4%
2015	0.0%	16.0%	21.7%
2016	0.0%	16.4%	22.1%
2017	91.7%	16.9%	22.6%
2018	78.6%	17.2%	23.1%
2019	72.7%	17.6%	23.6%
2020	75.0%	17.8%	24.2%
2021	85.7%	18.3%	24.6%
2022	50.0%	20.0%	26.0%
2023	68.3%	21.0%	27.1%
2024	48.3%	21.8%	27.9%
2025	50.3%	22.2%	28.5%
2026	60.6%	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
3448 West	23.3%	9,060	+2.3 pp	Other Asia
3446 Oost	17.8%	9,010	+1.9 pp	Other Europe
3445 Midden	23.4%	5,080	+2.3 pp	Other Asia
3442 Midden	23.7%	4,350	+3.1 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	Other Europe	Other Africa	Other Asia	Other Americas & Oceania	Western migration background	Non-Western migration background
1998	5	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
2000	5	5	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
2001	5	5	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
2002	5	5	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
2003	5	5	5	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
2004	5	5	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
2005	10	5	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
2006	15	15	5	0	5	0	0	0	0	0	0	0	0	0	5	0	0	0
2007	15	15	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
2008	15	15	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
2009	15	15	0	0	5	0	0	0	0	0	0	0	0	0	0	5	0	0
2010	20	15	5	0	0	0	0	0	0	0	0	0	0	0	0	0	0	5
2011	25	20	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
2012	20	15	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
2013	15	15	0	0	5	0	0	5	0	0	0	0	0	0	5	0	0	0
2014	10	5	5	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
2015	5	5	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0	0
2016	5	5	0	0	5	0	0	0	0	0	0	0	0	0	5	0	0	0
2017	60	5	55	5	55	0	0	0	0	0	0	0	5	30	25	0	5	50
2018	70	15	55	5	50	0	0	0	0	0	0	0	5	30	20	0	5	55
2019	55	15	40	0	40	0	0	0	0	0	0	0	0	25	15	0	5	45
2020	40	10	30	0	30	0	0	0	0	0	0	0	0	20	10	0	0	25
2021	35	5	30	5	25	0	0	0	0	0	0	0	5	15	10	0	5	25
2022	10	5	5	0	5	0	5	0	0	0	0	0	0	5	0	0	5	5
2023	315	100	215	185	35	0	5	5	5	0	0	5	185	5	10	5	190	25
2024	715	370	345	240	105	5	15	15	10	5	0	10	230	10	35	10	–	–
2025	725	365	365	245	120	10	20	10	10	10	5	10	230	5	40	10	–	–
2026	940	370	570	240	330	10	25	15	10	5	5	10	225	70	185	10	–	–

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