Municipality · South Holland

Municipality of Katwijk: Migration background and origin

On 1 January 2026, the municipality of Katwijk had 67,150 residents. 14.9% of them (9,980 people) have a migration background: they were born abroad or have at least one parent who was. That is lower than South Holland (38.5%) and lower than the national average (29.1%). The largest origin groups are other Asia (3.5%), other Europe (3.2%) and other Africa (1.5%). 60.3% of residents with a migration background were born abroad themselves. Since 2022 the share has risen by 2.1 percentage points.

Residents: 67,150 on 1 January 2026
Migration background: 14.9% 9,980 people
Born abroad: 60.3% of those with a migration background
Change since 2022: +2.1 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

85% 15%

Dutch origin 85.1% 57,170
Migration background 14.9% 9,980

Largest origin groups

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

Other Asia Asia excluding Indonesia and Turkey

3.5% 2,370 people

South Holland 6.5% Netherlands 5.3%
Other Europe Europe excluding the Netherlands, Belgium, Germany and Poland

3.2% 2,175 people

South Holland 7.1% Netherlands 5.6%
Other Africa Africa excluding Morocco

1.5% 1,040 people

South Holland 3.1% Netherlands 2.3%
Poland

1.2% 815 people

South Holland 1.8% Netherlands 1.4%
Other Americas & Oceania Americas and Oceania excluding Suriname and the Dutch Caribbean

1.0% 705 people

South Holland 2.1% Netherlands 1.7%
Germany

0.92% 615 people

South Holland 1.4% Netherlands 1.9%
Indonesia

0.87% 585 people

South Holland 2.1% Netherlands 1.9%
Morocco

0.86% 580 people

South Holland 3.6% Netherlands 2.4%
Turkey

0.63% 420 people

South Holland 4.1% Netherlands 2.6%
Suriname

0.48% 325 people

South Holland 4.0% Netherlands 2.0%
Dutch Caribbean Aruba, Curaçao, Sint Maarten, Bonaire, Sint Eustatius and Saba

0.29% 195 people

South Holland 2.2% Netherlands 1.1%
Belgium

0.24% 160 people

South Holland 0.53% Netherlands 0.76%

First and second generation

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

60% 40%

Born abroad (first generation) 60.3% 6,020
Born in the Netherlands (second generation) 39.7% 3,960

Men and women

Men: 33,380
Women: 33,785

Compared with all municipalities

Netherlands 29.1% Katwijk 14.9%

Higher than 32% 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

14.9%

Municipality of Katwijk
South Holland
Netherlands

Show as table

Year	Municipality of Katwijk	South Holland	Netherlands
1998	6.6%	22.1%	16.7%
1999	6.9%	22.7%	17.1%
2000	7.2%	23.2%	17.5%
2001	7.4%	23.9%	18.0%
2002	7.7%	24.6%	18.4%
2003	7.9%	25.2%	18.8%
2004	7.9%	25.7%	19.0%
2005	8.1%	26.0%	19.2%
2006	8.2%	26.3%	19.3%
2007	8.3%	26.5%	19.4%
2008	8.3%	26.9%	19.6%
2009	8.5%	27.4%	19.9%
2010	9.2%	28.0%	20.3%
2011	9.6%	28.5%	20.6%
2012	9.8%	29.0%	20.9%
2013	10.1%	29.3%	21.1%
2014	10.0%	29.6%	21.4%
2015	10.4%	30.1%	21.7%
2016	11.0%	30.6%	22.1%
2017	11.0%	31.2%	22.6%
2018	11.2%	31.8%	23.1%
2019	11.5%	32.4%	23.6%
2020	11.5%	33.1%	24.2%
2021	12.0%	33.6%	24.6%
2022	12.8%	35.1%	26.0%
2023	13.5%	36.3%	27.1%
2024	14.2%	37.1%	27.9%
2025	14.5%	37.8%	28.5%
2026	14.9%	38.5%	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 Katwijk

				Largest group
Katwijk	14.8%	43,170	+2.0 pp	Other Asia
Rijnsburg	15.1%	17,735	+2.3 pp	Other Europe
Valkenburg (Katwijk)	14.7%	6,245	+1.7 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	58,545	54,670	3,885	1,775	2,105	245	220	150	540	85	625	40	105	1,005	255	455	155	2,425	1,460
1999	58,805	54,735	4,075	1,800	2,285	260	245	165	550	75	625	40	95	1,040	290	515	185	2,475	1,605
2000	59,140	54,905	4,230	1,830	2,390	265	255	150	560	75	640	35	105	1,050	300	575	210	2,505	1,720
2001	59,565	55,145	4,430	1,870	2,550	285	280	165	565	75	650	50	105	1,065	315	630	235	2,585	1,850
2002	59,950	55,350	4,625	1,935	2,685	295	290	175	560	85	650	65	100	1,120	340	660	280	2,645	1,960
2003	60,255	55,475	4,775	1,965	2,830	305	315	155	560	90	645	55	100	1,165	365	745	295	2,680	2,095
2004	60,580	55,765	4,795	1,975	2,840	310	320	165	545	90	655	70	100	1,150	375	750	285	2,685	2,130
2005	60,755	55,850	4,900	2,005	2,875	300	345	165	550	90	650	90	90	1,175	360	770	295	2,700	2,180
2006	60,930	55,955	4,985	2,035	2,965	325	370	175	545	95	660	125	105	1,145	360	775	320	2,755	2,235
2007	61,110	56,045	5,075	2,095	2,975	315	355	160	550	95	655	160	100	1,180	405	790	305	2,795	2,270
2008	61,185	56,095	5,105	2,095	3,005	300	375	165	550	105	625	160	110	1,200	430	755	325	2,815	2,285
2009	61,335	56,110	5,220	2,160	3,060	290	380	165	550	100	630	205	105	1,225	440	810	325	2,870	2,350
2010	61,825	56,115	5,715	2,215	3,475	295	395	175	535	120	615	205	105	1,290	630	1,010	315	2,900	2,805
2011	62,040	56,100	5,940	2,385	3,550	285	355	190	540	110	610	315	120	1,340	670	1,075	325	3,075	2,875
2012	62,470	56,350	6,130	2,535	3,590	305	375	195	545	120	615	375	110	1,435	695	980	375	3,245	2,900
2013	62,690	56,365	6,325	2,660	3,690	310	425	205	550	120	605	425	110	1,520	685	1,040	355	3,375	2,960
2014	62,780	56,500	6,280	2,630	3,655	315	425	205	545	110	610	450	120	1,450	655	1,015	385	3,350	2,930
2015	63,635	57,005	6,630	2,740	3,900	315	440	230	555	125	600	520	130	1,490	715	1,125	395	3,480	3,150
2016	64,240	57,205	7,035	2,850	4,185	325	455	235	555	125	630	590	130	1,500	780	1,320	390	3,585	3,455
2017	64,530	57,445	7,085	2,875	4,210	340	455	250	570	120	620	645	125	1,490	750	1,300	425	3,645	3,440
2018	64,950	57,670	7,280	2,950	4,325	335	455	250	570	125	630	670	125	1,525	790	1,385	415	3,720	3,565
2019	65,305	57,815	7,490	3,020	4,475	350	490	260	570	125	625	725	130	1,540	815	1,440	430	3,765	3,725
2020	65,755	58,165	7,590	3,075	4,510	345	505	275	570	135	630	780	130	1,535	780	1,435	470	3,835	3,755
2021	65,995	58,075	7,920	3,100	4,820	340	535	295	575	145	620	785	135	1,560	875	1,565	490	3,855	4,070
2022	66,030	57,585	8,455	3,135	5,310	355	525	305	615	165	645	785	150	1,565	920	1,845	585	3,900	4,205
2023	66,610	57,585	9,020	3,535	5,500	380	555	315	620	160	645	820	155	1,910	920	1,930	625	4,310	4,365
2024	66,965	57,465	9,505	3,655	5,845	390	565	325	605	180	645	820	160	2,025	995	2,125	670	–	–
2025	67,085	57,370	9,715	3,720	5,990	390	585	330	595	185	655	835	170	2,060	980	2,245	690	–	–
2026	67,150	57,170	9,980	3,770	6,210	420	580	325	585	195	615	815	160	2,175	1,040	2,370	705	–	–

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