Postcode · Zwammerdam, South Holland

Postcode 2471: Migration background and origin

On 1 January 2026, postcode 2471 in Zwammerdam had 1,905 residents. 19.2% of them (365 people) have a migration background: they were born abroad or have at least one parent who was. That is lower than the municipality of Alphen aan den Rijn (25.4%) and lower than the national average (29.1%). The largest origin groups are other Europe (4.7%), other Asia (2.9%) and Poland (1.8%). 56.2% of residents with a migration background were born abroad themselves. Since 2022 the share has risen by 3.3 percentage points.

Residents: 1,905 on 1 January 2026
Migration background: 19.2% 365 people
Born abroad: 56.2% of those with a migration background
Change since 2022: +3.3 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

81% 19%

Dutch origin 80.8% 1,540
Migration background 19.2% 365

Largest origin groups

Bars show each group’s share of all residents of 2471. For comparison, the line marks Municipality of Alphen aan den Rijn and the circle the Netherlands.

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

4.7% 90 people

Municipality of Alphen aan den Rijn 4.1% Netherlands 5.6%
Other Asia Asia excluding Indonesia and Turkey

2.9% 55 people

Municipality of Alphen aan den Rijn 5.0% Netherlands 5.3%
Poland

1.8% 35 people

Municipality of Alphen aan den Rijn 2.4% Netherlands 1.4%
Indonesia

1.6% 30 people

Municipality of Alphen aan den Rijn 2.3% Netherlands 1.9%
Morocco

1.3% 25 people

Municipality of Alphen aan den Rijn 3.0% Netherlands 2.4%
Suriname

1.3% 25 people

Municipality of Alphen aan den Rijn 1.6% Netherlands 2.0%
Other Africa Africa excluding Morocco

1.3% 25 people

Municipality of Alphen aan den Rijn 1.9% Netherlands 2.3%
Turkey

1.0% 20 people

Municipality of Alphen aan den Rijn 1.4% Netherlands 2.6%
Dutch Caribbean Aruba, Curaçao, Sint Maarten, Bonaire, Sint Eustatius and Saba

1.0% 20 people

Municipality of Alphen aan den Rijn 0.87% Netherlands 1.1%
Germany

1.0% 20 people

Municipality of Alphen aan den Rijn 1.1% Netherlands 1.9%
Other Americas & Oceania Americas and Oceania excluding Suriname and the Dutch Caribbean

1.0% 20 people

Municipality of Alphen aan den Rijn 1.4% Netherlands 1.7%
Belgium

0.26% 5 people

Municipality of Alphen aan den Rijn 0.35% Netherlands 0.76%

First and second generation

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

56% 44%

Born abroad (first generation) 56.2% 205
Born in the Netherlands (second generation) 43.8% 160

Men and women

Men: 1,005
Women: 900

Compared with all postcodes

Netherlands 29.1% 2471 19.2%

Higher than 54% 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

19.2%

2471
Municipality of Alphen aan den Rijn
Netherlands

Show as table

Year	2471	Municipality of Alphen aan den Rijn	Netherlands
1998	7.2%	13.8%	16.7%
1999	7.3%	14.3%	17.1%
2000	7.2%	14.7%	17.5%
2001	7.0%	15.0%	18.0%
2002	7.3%	15.4%	18.4%
2003	7.7%	15.7%	18.8%
2004	8.4%	15.7%	19.0%
2005	8.7%	15.9%	19.2%
2006	9.1%	15.9%	19.3%
2007	8.8%	16.0%	19.4%
2008	9.0%	16.4%	19.6%
2009	9.3%	16.7%	19.9%
2010	9.9%	17.0%	20.3%
2011	9.9%	17.2%	20.6%
2012	10.3%	17.4%	20.9%
2013	10.5%	17.6%	21.1%
2014	10.4%	17.8%	21.4%
2015	10.6%	18.1%	21.7%
2016	11.2%	18.5%	22.1%
2017	12.5%	19.2%	22.6%
2018	13.1%	19.7%	23.1%
2019	13.2%	20.3%	23.6%
2020	13.7%	20.8%	24.2%
2021	13.9%	21.2%	24.6%
2022	15.9%	22.4%	26.0%
2023	15.9%	23.4%	27.1%
2024	16.4%	24.0%	27.9%
2025	18.6%	24.5%	28.5%
2026	19.2%	25.4%	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
2411 Zuid, Noord	19.5%	17,840	+1.3 pp	Morocco
2421 Nieuwkoop	14.2%	9,340	+1.4 pp	Other Europe
2445 Noordeinde	10.1%	1,240	±0.0 pp	Other Europe
2407 Steekterpolder	19.4%	1,080	+11.0 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	2,015	1,870	145	55	85	5	5	10	40	5	30	0	5	20	10	5	5	110	40
1999	1,980	1,840	145	60	85	5	10	15	35	0	25	0	5	30	5	5	10	105	40
2000	1,950	1,810	140	60	80	5	10	15	35	0	25	0	5	30	5	5	5	100	40
2001	1,935	1,800	135	55	80	5	10	15	40	0	30	0	5	20	5	0	5	100	35
2002	1,910	1,770	140	50	90	5	5	15	35	0	25	0	5	20	10	5	15	100	40
2003	1,880	1,725	145	55	95	5	10	15	40	0	25	0	5	25	10	5	10	105	45
2004	1,915	1,760	160	60	95	5	10	15	40	0	25	0	5	30	5	10	10	110	50
2005	1,955	1,780	170	65	110	5	10	20	45	5	25	5	5	30	10	5	10	115	55
2006	1,975	1,795	180	75	105	0	10	20	45	5	25	5	5	40	10	5	10	125	55
2007	1,935	1,765	170	70	100	0	10	15	40	5	20	5	5	40	10	10	10	120	55
2008	1,950	1,780	175	70	110	5	15	15	45	5	20	5	5	40	10	5	10	115	55
2009	1,945	1,765	180	70	115	5	15	15	45	5	25	10	5	30	5	10	15	120	60
2010	1,925	1,740	190	75	115	5	20	20	40	5	20	15	5	35	5	5	15	125	70
2011	1,920	1,735	190	80	110	5	20	15	40	10	25	15	5	35	5	5	10	125	65
2012	1,940	1,745	200	90	110	5	15	20	40	10	25	15	5	45	10	0	10	130	65
2013	1,910	1,705	200	85	120	10	20	25	35	5	25	15	5	40	5	5	15	125	75
2014	1,915	1,715	200	90	110	10	15	20	30	5	20	30	0	40	10	10	10	135	70
2015	1,935	1,730	205	95	115	10	20	20	30	10	20	25	5	45	5	15	5	130	80
2016	1,915	1,700	215	100	120	10	25	20	30	5	20	35	0	45	5	10	15	135	80
2017	1,920	1,680	240	110	130	10	20	25	30	10	20	35	5	50	5	20	10	145	95
2018	1,910	1,660	250	110	140	10	20	25	30	10	20	40	5	45	5	30	10	150	100
2019	1,860	1,615	245	110	135	20	20	20	30	5	20	40	0	50	10	20	10	150	100
2020	1,855	1,600	255	115	140	15	25	15	30	10	20	50	0	45	5	25	15	150	105
2021	1,900	1,635	265	115	155	15	30	15	30	15	20	40	5	50	10	25	15	150	115
2022	1,890	1,590	300	125	175	15	25	25	25	15	20	40	5	65	10	35	20	155	125
2023	1,860	1,560	295	120	170	15	25	20	25	15	20	35	5	65	10	40	20	155	120
2024	1,855	1,550	305	125	185	15	30	25	30	15	20	40	5	60	20	35	20	–	–
2025	1,910	1,555	355	150	205	20	30	25	30	15	20	40	5	90	25	45	20	–	–
2026	1,905	1,540	365	150	215	20	25	25	30	20	20	35	5	90	25	55	20	–	–

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