Municipality · South Holland

Municipality of Leiderdorp: Migration background and origin

On 1 January 2026, the municipality of Leiderdorp had 27,975 residents. 27.5% of them (7,695 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 (6.2%), other Europe (5.2%) and Indonesia (2.8%). 55.4% of residents with a migration background were born abroad themselves. Since 2022 the share has risen by 3.0 percentage points.

Residents: 27,975 on 1 January 2026
Migration background: 27.5% 7,695 people
Born abroad: 55.4% of those with a migration background
Change since 2022: +3.0 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

72% 28%

Dutch origin 72.5% 20,280
Migration background 27.5% 7,695

Largest origin groups

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

Other Asia Asia excluding Indonesia and Turkey

6.2% 1,725 people

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

5.2% 1,450 people

South Holland 7.1% Netherlands 5.6%
Indonesia

2.8% 790 people

South Holland 2.1% Netherlands 1.9%
Turkey

2.7% 765 people

South Holland 4.1% Netherlands 2.6%
Other Americas & Oceania Americas and Oceania excluding Suriname and the Dutch Caribbean

1.9% 535 people

South Holland 2.1% Netherlands 1.7%
Other Africa Africa excluding Morocco

1.8% 500 people

South Holland 3.1% Netherlands 2.3%
Morocco

1.8% 490 people

South Holland 3.6% Netherlands 2.4%
Germany

1.7% 470 people

South Holland 1.4% Netherlands 1.9%
Suriname

1.7% 465 people

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

0.73% 205 people

South Holland 2.2% Netherlands 1.1%
Poland

0.59% 165 people

South Holland 1.8% Netherlands 1.4%
Belgium

0.50% 140 people

South Holland 0.53% Netherlands 0.76%

First and second generation

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

55% 45%

Born abroad (first generation) 55.4% 4,260
Born in the Netherlands (second generation) 44.6% 3,430

Men and women

Men: 13,695
Women: 14,275

Compared with all municipalities

Netherlands 29.1% Leiderdorp 27.5%

Higher than 81% 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

27.5%

Municipality of Leiderdorp
South Holland
Netherlands

Show as table

Year	Municipality of Leiderdorp	South Holland	Netherlands
1998	16.3%	22.1%	16.7%
1999	16.5%	22.7%	17.1%
2000	17.0%	23.2%	17.5%
2001	17.6%	23.9%	18.0%
2002	18.5%	24.6%	18.4%
2003	18.2%	25.2%	18.8%
2004	18.2%	25.7%	19.0%
2005	18.3%	26.0%	19.2%
2006	18.3%	26.3%	19.3%
2007	18.3%	26.5%	19.4%
2008	18.5%	26.9%	19.6%
2009	19.0%	27.4%	19.9%
2010	19.2%	28.0%	20.3%
2011	19.6%	28.5%	20.6%
2012	19.8%	29.0%	20.9%
2013	20.1%	29.3%	21.1%
2014	20.5%	29.6%	21.4%
2015	20.7%	30.1%	21.7%
2016	21.3%	30.6%	22.1%
2017	21.5%	31.2%	22.6%
2018	21.7%	31.8%	23.1%
2019	21.9%	32.4%	23.6%
2020	22.1%	33.1%	24.2%
2021	22.8%	33.6%	24.6%
2022	24.5%	35.1%	26.0%
2023	25.5%	36.3%	27.1%
2024	26.3%	37.1%	27.9%
2025	26.5%	37.8%	28.5%
2026	27.5%	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 Leiderdorp

				Largest group
Leiderdorp	27.5%	27,975	+3.0 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	24,085	20,145	3,935	1,230	2,710	375	165	450	1,025	90	490	30	90	620	150	280	175	2,355	1,580
1999	24,815	20,725	4,085	1,260	2,820	410	175	475	1,030	100	490	35	105	630	160	305	165	2,405	1,680
2000	25,280	20,985	4,295	1,315	2,990	415	180	510	1,040	110	500	35	90	690	195	340	200	2,480	1,815
2001	26,175	21,580	4,595	1,395	3,210	455	210	550	1,040	110	510	40	90	755	230	410	205	2,580	2,025
2002	26,700	21,770	4,940	1,485	3,450	490	230	555	1,025	130	510	40	105	830	275	530	215	2,640	2,290
2003	26,400	21,585	4,810	1,445	3,365	515	240	555	1,015	150	510	45	95	795	230	440	220	2,605	2,215
2004	26,185	21,415	4,760	1,425	3,330	540	245	545	980	135	500	35	100	790	190	460	235	2,560	2,200
2005	26,160	21,385	4,775	1,425	3,340	545	260	525	955	135	510	45	95	775	210	475	235	2,535	2,240
2006	25,985	21,240	4,755	1,425	3,325	540	275	510	960	120	500	55	100	770	215	480	225	2,530	2,225
2007	26,080	21,290	4,780	1,450	3,330	555	295	510	930	125	490	70	100	790	220	485	210	2,505	2,275
2008	26,375	21,490	4,885	1,500	3,395	555	305	495	935	130	500	75	100	825	220	525	230	2,555	2,335
2009	26,465	21,450	5,020	1,525	3,490	575	320	490	925	130	500	90	90	845	225	575	250	2,580	2,435
2010	26,425	21,350	5,085	1,515	3,560	610	325	485	905	145	490	95	80	850	245	595	250	2,545	2,535
2011	26,600	21,390	5,220	1,540	3,680	615	360	500	900	150	485	80	90	885	260	625	270	2,560	2,655
2012	26,705	21,425	5,280	1,550	3,735	600	355	505	910	150	475	85	80	910	270	685	260	2,595	2,680
2013	26,745	21,370	5,375	1,555	3,805	615	375	490	900	155	475	95	80	905	270	725	275	2,605	2,765
2014	26,815	21,320	5,495	1,605	3,885	605	385	500	890	165	485	95	80	945	285	760	295	2,630	2,855
2015	26,850	21,280	5,570	1,665	3,905	605	385	495	875	160	480	155	90	940	280	820	285	2,685	2,880
2016	26,965	21,210	5,755	1,730	4,025	625	380	490	890	165	450	225	100	955	280	880	315	2,770	2,985
2017	27,130	21,285	5,845	1,785	4,065	625	365	495	880	165	455	225	95	1,010	310	910	315	2,820	3,025
2018	27,200	21,305	5,895	1,725	4,175	625	390	490	860	165	460	175	90	1,000	325	965	355	2,745	3,145
2019	27,110	21,185	5,925	1,695	4,230	620	410	475	855	170	440	145	90	1,020	350	1,000	350	2,705	3,225
2020	27,055	21,070	5,985	1,675	4,310	635	395	465	835	160	430	135	95	1,015	390	1,085	345	2,670	3,315
2021	27,375	21,120	6,255	1,780	4,475	690	425	465	830	180	450	135	100	1,095	390	1,120	375	2,780	3,470
2022	27,465	20,735	6,735	1,870	4,870	730	455	460	875	215	475	145	115	1,140	420	1,295	435	2,855	3,620
2023	27,660	20,610	7,045	2,045	5,000	745	470	455	860	200	470	140	115	1,320	440	1,355	465	3,045	3,745
2024	27,735	20,445	7,295	2,130	5,160	775	475	465	830	200	480	140	125	1,380	455	1,480	480	–	–
2025	27,750	20,395	7,355	2,165	5,190	770	460	445	815	200	475	145	130	1,410	465	1,520	505	–	–
2026	27,975	20,280	7,695	2,220	5,475	765	490	465	790	205	470	165	140	1,450	500	1,725	535	–	–

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