Municipality · North Holland

Municipality of Castricum: Migration background and origin

On 1 January 2026, the municipality of Castricum had 37,080 residents. 14.3% of them (5,320 people) have a migration background: they were born abroad or have at least one parent who was. That is lower than North Holland (39.4%) and lower than the national average (29.1%). The largest origin groups are other Europe (3.5%), other Asia (2.7%) and Indonesia (1.8%). 49.5% of residents with a migration background were born abroad themselves. Since 2022 the share has risen by 1.2 percentage points.

Residents: 37,080 on 1 January 2026
Migration background: 14.3% 5,320 people
Born abroad: 49.5% of those with a migration background
Change since 2022: +1.2 pp in share with a migration background

Migration background, share of residents

Share of residents with a migration background per postcode.

Where residents come from

Origin of residents on 1 January 2026, as a share of all residents.

Dutch origin and migration background

86% 14%

Dutch origin 85.6% 31,755
Migration background 14.3% 5,320

Largest origin groups

Bars show each group’s share of all residents of Municipality of Castricum. For comparison, the line marks North Holland and the circle the Netherlands.

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

3.5% 1,300 people

North Holland 8.6% Netherlands 5.6%
Other Asia Asia excluding Indonesia and Turkey

2.7% 985 people

North Holland 6.9% Netherlands 5.3%
Indonesia

1.8% 675 people

North Holland 2.3% Netherlands 1.9%
Other Americas & Oceania Americas and Oceania excluding Suriname and the Dutch Caribbean

1.6% 600 people

North Holland 3.2% Netherlands 1.7%
Germany

1.4% 530 people

North Holland 1.8% Netherlands 1.9%
Other Africa Africa excluding Morocco

1.1% 405 people

North Holland 3.3% Netherlands 2.3%
Suriname

0.54% 200 people

North Holland 3.3% Netherlands 2.0%
Dutch Caribbean Aruba, Curaçao, Sint Maarten, Bonaire, Sint Eustatius and Saba

0.40% 150 people

North Holland 1.0% Netherlands 1.1%
Turkey

0.39% 145 people

North Holland 3.4% Netherlands 2.6%
Belgium

0.39% 145 people

North Holland 0.54% Netherlands 0.76%
Poland

0.32% 120 people

North Holland 1.1% Netherlands 1.4%
Morocco

0.18% 65 people

North Holland 4.0% Netherlands 2.4%

First and second generation

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

50% 51%

Born abroad (first generation) 49.5% 2,635
Born in the Netherlands (second generation) 50.7% 2,695

Men and women

Men: 18,305
Women: 18,770

Compared with all municipalities

Netherlands 29.1% Castricum 14.3%

Higher than 28% of all municipalities in the Netherlands

Trend since 1998

Share of residents with a migration background, compared with larger areas.

Show

Measure % Residents

New CBS classification

14.3%

Municipality of Castricum
North Holland
Netherlands

Show as table

Year	Municipality of Castricum	North Holland	Netherlands
1998	8.0%	23.1%	16.7%
1999	8.3%	23.6%	17.1%
2000	8.4%	24.1%	17.5%
2001	8.6%	24.7%	18.0%
2002	8.8%	25.2%	18.4%
2003	8.8%	25.7%	18.8%
2004	9.0%	26.0%	19.0%
2005	9.0%	26.3%	19.2%
2006	9.2%	26.5%	19.3%
2007	9.2%	26.6%	19.4%
2008	9.4%	27.0%	19.6%
2009	9.6%	27.5%	19.9%
2010	9.7%	27.9%	20.3%
2011	9.8%	28.3%	20.6%
2012	9.9%	28.7%	20.9%
2013	10.1%	29.0%	21.1%
2014	10.2%	29.3%	21.4%
2015	10.4%	29.8%	21.7%
2016	10.6%	30.3%	22.1%
2017	11.0%	31.0%	22.6%
2018	11.1%	31.8%	23.1%
2019	11.4%	32.6%	23.6%
2020	11.7%	33.5%	24.2%
2021	11.8%	34.0%	24.6%
2022	13.2%	35.7%	26.0%
2023	13.6%	37.1%	27.1%
2024	13.5%	38.0%	27.9%
2025	14.0%	38.7%	28.5%
2026	14.3%	39.4%	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).

Cities and villages in Municipality of Castricum

				Largest group
Castricum	15.8%	23,790	+1.2 pp	Other Europe
Limmen	10.7%	7,790	+0.9 pp	Other Europe
Akersloot	13.0%	5,340	+1.7 pp	Other Europe
de Woude	12.5%	160	+0.4 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	34,150	31,415	2,730	1,290	1,430	75	10	125	605	85	595	35	100	565	125	195	210	2,070	670
1999	34,275	31,445	2,835	1,355	1,485	65	15	125	610	90	595	45	95	620	125	220	235	2,115	710
2000	34,325	31,430	2,890	1,350	1,550	70	15	140	605	90	590	45	95	620	150	245	235	2,120	760
2001	34,705	31,725	2,975	1,400	1,585	70	15	155	615	110	590	45	110	655	155	245	220	2,170	805
2002	35,170	32,080	3,100	1,430	1,675	80	15	150	620	100	585	55	110	680	165	275	270	2,235	850
2003	35,325	32,190	3,125	1,435	1,705	85	10	145	615	105	580	50	105	700	170	280	295	2,255	885
2004	35,285	32,125	3,165	1,455	1,720	75	35	160	605	105	570	50	105	730	150	310	280	2,250	905
2005	35,090	31,945	3,160	1,430	1,735	75	30	155	610	100	565	45	100	720	155	305	305	2,245	910
2006	35,020	31,810	3,205	1,460	1,760	70	30	160	610	105	565	50	90	755	170	305	310	2,270	925
2007	34,860	31,670	3,195	1,440	1,770	70	25	140	595	105	545	40	100	755	175	360	300	2,250	950
2008	34,705	31,450	3,245	1,485	1,755	65	25	140	605	95	550	55	95	785	180	350	295	2,275	965
2009	34,730	31,405	3,325	1,520	1,805	65	35	145	600	100	550	65	110	795	185	385	290	2,315	1,010
2010	34,655	31,290	3,360	1,555	1,800	65	35	125	595	90	550	70	105	830	195	390	305	2,345	1,015
2011	34,585	31,220	3,380	1,530	1,850	70	30	140	595	110	540	65	100	825	200	415	290	2,340	1,040
2012	34,475	31,065	3,400	1,545	1,865	65	30	130	585	105	545	70	100	830	200	435	315	2,340	1,060
2013	34,400	30,935	3,460	1,560	1,900	60	30	130	580	95	540	70	100	850	200	465	340	2,340	1,115
2014	34,290	30,785	3,505	1,560	1,950	70	30	130	575	105	540	75	95	850	210	495	335	2,340	1,165
2015	34,365	30,795	3,570	1,580	1,990	80	30	135	575	100	535	80	100	865	220	510	340	2,375	1,185
2016	34,605	30,920	3,685	1,600	2,085	80	35	150	580	85	510	85	110	895	240	570	345	2,400	1,275
2017	35,210	31,320	3,890	1,640	2,255	90	30	160	590	100	510	100	110	920	270	655	360	2,460	1,435
2018	35,610	31,650	3,960	1,655	2,315	85	40	160	590	105	505	95	110	945	270	690	375	2,470	1,495
2019	35,775	31,685	4,090	1,675	2,425	85	40	160	600	120	520	90	120	945	305	700	415	2,525	1,565
2020	35,985	31,790	4,195	1,725	2,475	85	40	175	590	125	530	100	115	980	315	720	425	2,555	1,635
2021	36,085	31,815	4,270	1,770	2,490	85	55	165	600	115	530	95	120	1,025	325	725	420	2,600	1,670
2022	36,270	31,485	4,770	1,860	2,910	110	50	175	665	140	555	95	135	1,080	385	855	535	2,650	1,750
2023	36,350	31,405	4,935	1,990	2,955	115	60	175	675	155	540	110	145	1,190	365	870	540	2,785	1,775
2024	36,370	31,445	4,920	1,945	2,975	115	65	180	680	150	525	100	130	1,180	360	880	550	–	–
2025	36,620	31,510	5,115	2,025	3,090	135	65	195	670	135	535	110	130	1,245	375	950	580	–	–
2026	37,080	31,755	5,320	2,095	3,225	145	65	200	675	150	530	120	145	1,300	405	985	600	–	–

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