City · Teylingen, South Holland

Sassenheim: Migration background and origin

On 1 January 2026, Sassenheim had 16,215 residents. 20.4% of them (3,300 people) have a migration background: they were born abroad or have at least one parent who was. That is about the same as the municipality of Teylingen (20.4%) and lower than the national average (29.1%). The largest origin groups are other Europe (4.6%), other Asia (3.9%) and Poland (2.1%). 59.1% of residents with a migration background were born abroad themselves. Since 2022 the share has risen by 2.4 percentage points.

Residents: 16,215 on 1 January 2026
Migration background: 20.4% 3,300 people
Born abroad: 59.1% of those with a migration background
Change since 2022: +2.4 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

80% 20%

Dutch origin 79.7% 12,920
Migration background 20.4% 3,300

Largest origin groups

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

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

4.6% 745 people

Teylingen 4.6% Netherlands 5.6%
Other Asia Asia excluding Indonesia and Turkey

3.9% 640 people

Teylingen 3.8% Netherlands 5.3%
Poland

2.1% 340 people

Teylingen 2.0% Netherlands 1.4%
Other Africa Africa excluding Morocco

1.9% 300 people

Teylingen 1.7% Netherlands 2.3%
Indonesia

1.8% 290 people

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

1.4% 225 people

Teylingen 1.6% Netherlands 1.7%
Germany

1.3% 205 people

Teylingen 1.5% Netherlands 1.9%
Morocco

0.93% 150 people

Teylingen 0.93% Netherlands 2.4%
Turkey

0.86% 140 people

Teylingen 0.65% Netherlands 2.6%
Suriname

0.56% 90 people

Teylingen 0.58% Netherlands 2.0%
Dutch Caribbean Aruba, Curaçao, Sint Maarten, Bonaire, Sint Eustatius and Saba

0.52% 85 people

Teylingen 0.59% Netherlands 1.1%
Belgium

0.52% 85 people

Teylingen 0.50% Netherlands 0.76%

First and second generation

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

59% 41%

Born abroad (first generation) 59.1% 1,950
Born in the Netherlands (second generation) 41.1% 1,355

Men and women

Men: 8,030
Women: 8,185

Compared with all cities

Netherlands 29.1% Sassenheim 20.4%

Higher than 82% of all cities in the Netherlands

Trend since 1998

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

Show

Measure % Residents

New CBS classification

20.4%

Sassenheim
Teylingen
Netherlands

Show as table

Year	Sassenheim	Teylingen	Netherlands
1998	11.4%	10.6%	16.7%
1999	11.7%	10.7%	17.1%
2000	11.9%	11.0%	17.5%
2001	12.2%	11.2%	18.0%
2002	12.2%	11.3%	18.4%
2003	12.4%	11.4%	18.8%
2004	12.4%	11.6%	19.0%
2005	12.2%	11.6%	19.2%
2006	12.1%	11.5%	19.3%
2007	12.3%	11.9%	19.4%
2008	12.6%	12.2%	19.6%
2009	13.1%	12.7%	19.9%
2010	13.5%	13.1%	20.3%
2011	13.6%	13.4%	20.6%
2012	13.7%	13.4%	20.9%
2013	14.1%	13.8%	21.1%
2014	14.3%	13.9%	21.4%
2015	14.6%	14.2%	21.7%
2016	15.2%	14.6%	22.1%
2017	15.4%	15.0%	22.6%
2018	15.6%	15.5%	23.1%
2019	16.2%	16.1%	23.6%
2020	16.3%	16.3%	24.2%
2021	16.6%	16.8%	24.6%
2022	17.9%	18.1%	26.0%
2023	18.5%	19.0%	27.1%
2024	19.4%	19.4%	27.9%
2025	19.5%	19.8%	28.5%
2026	20.4%	20.4%	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).

Postcodes in Sassenheim

				Largest group
2171 West, Midden	19.6%	10,430	+2.7 pp	Other Europe
2172 Oost	21.7%	5,785	+1.9 pp	Other Asia

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	14,590	12,930	1,660	685	980	55	145	85	335	25	225	20	50	390	100	150	85	1,095	570
1999	14,590	12,885	1,705	685	1,030	65	165	90	335	25	220	30	45	390	105	165	80	1,090	615
2000	14,815	13,050	1,770	680	1,085	65	160	90	330	30	225	25	45	385	135	190	85	1,080	690
2001	14,890	13,070	1,820	695	1,120	70	165	85	330	35	225	20	45	405	160	185	90	1,095	720
2002	14,765	12,965	1,800	670	1,130	75	165	80	335	40	215	30	55	370	155	195	85	1,075	725
2003	14,840	13,005	1,835	735	1,105	75	160	80	330	45	225	35	55	420	160	190	65	1,115	715
2004	14,830	12,995	1,840	730	1,110	75	165	75	325	35	225	45	55	405	150	185	100	1,125	715
2005	14,845	13,030	1,815	720	1,095	80	165	75	310	45	220	40	55	405	150	180	90	1,095	715
2006	14,810	13,020	1,795	710	1,080	80	155	80	310	40	240	50	45	375	160	170	85	1,075	720
2007	14,935	13,090	1,835	755	1,090	80	145	95	315	35	250	70	55	380	155	175	90	1,135	705
2008	15,080	13,185	1,895	785	1,110	90	150	90	320	40	240	95	55	395	145	180	95	1,165	720
2009	15,225	13,225	2,000	885	1,110	85	145	90	315	40	255	110	55	465	145	180	110	1,260	735
2010	15,435	13,345	2,090	915	1,190	90	160	95	320	45	245	140	60	470	160	200	120	1,300	800
2011	15,450	13,350	2,105	920	1,175	95	155	100	320	45	250	150	65	455	160	195	105	1,310	795
2012	15,405	13,305	2,105	925	1,170	100	165	95	310	45	235	180	60	450	160	200	95	1,300	805
2013	15,565	13,365	2,195	975	1,215	90	175	95	310	50	230	180	65	500	165	220	110	1,350	845
2014	15,550	13,325	2,225	980	1,245	95	170	110	310	60	220	190	65	505	185	220	95	1,355	875
2015	15,550	13,280	2,270	970	1,305	105	170	110	310	55	220	200	65	485	190	245	120	1,350	920
2016	15,720	13,330	2,390	1,015	1,375	100	180	115	305	60	220	215	75	505	210	280	125	1,390	1,000
2017	15,680	13,265	2,415	1,040	1,375	100	185	115	295	60	215	225	65	535	205	285	130	1,405	1,015
2018	15,630	13,190	2,440	1,055	1,380	105	155	90	285	70	210	250	60	535	210	335	130	1,400	1,035
2019	15,765	13,215	2,550	1,100	1,450	100	150	95	285	65	205	285	70	540	225	385	145	1,460	1,095
2020	15,765	13,195	2,570	1,115	1,450	95	150	105	280	55	210	280	70	555	230	400	135	1,460	1,110
2021	15,755	13,145	2,610	1,150	1,460	105	150	95	275	50	210	315	65	560	245	405	135	1,490	1,125
2022	15,775	12,950	2,830	1,170	1,660	115	145	100	305	70	220	330	75	545	275	475	175	1,500	1,190
2023	16,020	13,050	2,970	1,250	1,720	130	150	100	295	70	215	345	80	610	270	505	200	1,590	1,245
2024	16,085	12,960	3,125	1,335	1,790	130	145	100	300	70	215	350	85	690	290	545	210	–	–
2025	16,020	12,895	3,125	1,325	1,800	125	140	100	290	70	205	335	75	710	295	570	215	–	–
2026	16,215	12,920	3,300	1,375	1,925	140	150	90	290	85	205	340	85	745	300	640	225	–	–

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