Postcode · Heemskerk, North Holland

Postcode 1962: Neighbourhoods Poelenburg en Oosterzij and Assumburg

On 1 January 2026, postcode 1962 in Heemskerk (Poelenburg en Oosterzij and Assumburg) had 7,850 residents. 33.2% of them (2,605 people) have a migration background: they were born abroad or have at least one parent who was. That is higher than Heemskerk (24.2%) and higher than the national average (29.1%). The largest origin groups are other Asia (8.1%), other Europe (6.2%) and Turkey (4.6%). 57.4% of residents with a migration background were born abroad themselves. Since 2022 the share has risen by 3.1 percentage points.

Residents: 7,850 on 1 January 2026
Migration background: 33.2% 2,605 people
Born abroad: 57.4% of those with a migration background
Change since 2022: +3.1 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

67% 33%

Dutch origin 66.8% 5,245
Migration background 33.2% 2,605

Largest origin groups

Bars show each group’s share of all residents of 1962. For comparison, the line marks Heemskerk and the circle the Netherlands.

Other Asia Asia excluding Indonesia and Turkey

8.1% 635 people

Heemskerk 6.0% Netherlands 5.3%
Other Europe Europe excluding the Netherlands, Belgium, Germany and Poland

6.2% 490 people

Heemskerk 4.3% Netherlands 5.6%
Turkey

4.6% 360 people

Heemskerk 3.0% Netherlands 2.6%
Other Africa Africa excluding Morocco

3.6% 285 people

Heemskerk 2.1% Netherlands 2.3%
Morocco

2.0% 160 people

Heemskerk 1.0% Netherlands 2.4%
Indonesia

2.0% 160 people

Heemskerk 2.2% Netherlands 1.9%
Poland

1.5% 120 people

Heemskerk 1.0% Netherlands 1.4%
Suriname

1.5% 115 people

Heemskerk 1.0% Netherlands 2.0%
Other Americas & Oceania Americas and Oceania excluding Suriname and the Dutch Caribbean

1.5% 115 people

Heemskerk 1.5% Netherlands 1.7%
Germany

1.3% 105 people

Heemskerk 1.4% Netherlands 1.9%
Dutch Caribbean Aruba, Curaçao, Sint Maarten, Bonaire, Sint Eustatius and Saba

0.38% 30 people

Heemskerk 0.44% Netherlands 1.1%
Belgium

0.38% 30 people

Heemskerk 0.34% Netherlands 0.76%

First and second generation

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

57% 43%

Born abroad (first generation) 57.4% 1,495
Born in the Netherlands (second generation) 42.6% 1,110

Men and women

Men: 3,750
Women: 4,100

Compared with all postcodes

Netherlands 29.1% 1962 33.2%

Higher than 79% 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

33.2%

1962
Heemskerk
Netherlands

Show as table

Year	1962	Heemskerk	Netherlands
1998	24.2%	15.5%	16.7%
1999	24.8%	15.9%	17.1%
2000	26.3%	16.3%	17.5%
2001	27.0%	16.5%	18.0%
2002	27.4%	16.8%	18.4%
2003	27.9%	17.5%	18.8%
2004	27.4%	17.6%	19.0%
2005	28.0%	17.7%	19.2%
2006	27.3%	17.6%	19.3%
2007	26.9%	17.4%	19.4%
2008	26.8%	17.3%	19.6%
2009	27.4%	17.5%	19.9%
2010	27.4%	17.7%	20.3%
2011	28.5%	18.1%	20.6%
2012	28.3%	18.4%	20.9%
2013	29.0%	18.8%	21.1%
2014	29.0%	18.9%	21.4%
2015	29.3%	18.9%	21.7%
2016	29.8%	19.1%	22.1%
2017	30.3%	19.4%	22.6%
2018	30.7%	20.0%	23.1%
2019	30.8%	20.5%	23.6%
2020	30.5%	20.8%	24.2%
2021	30.1%	21.1%	24.6%
2022	30.1%	21.9%	26.0%
2023	32.0%	22.9%	27.1%
2024	32.2%	23.2%	27.9%
2025	32.0%	23.4%	28.5%
2026	33.2%	24.2%	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
1902 Oost	16.7%	8,695	+1.3 pp	Other Asia
1964 Kerkbeek, Commandeurs en Marquette	17.8%	7,010	+1.8 pp	Other Europe
1965 Hoogdorp en Waterakkers, Assumburg	15.1%	5,960	+1.1 pp	Other Europe
1963 Noordbroek en De Trompet	16.9%	5,595	+1.6 pp	Other Asia
1967 Broekpolder, Hofland, Oosterwijk en Zuidbroek	24.7%	5,185	+1.3 pp	Other Asia
1961 Centrum	16.9%	1,270	+2.2 pp	Other Europe
1968 Heemskerkerduin en Noorddorp	9.4%	320	+0.1 pp	Germany

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	8,095	6,135	1,960	700	1,265	350	50	115	320	40	170	25	15	490	135	190	65	1,040	925
1999	8,185	6,155	2,030	695	1,335	390	55	115	305	40	175	20	15	485	150	215	65	1,030	1,000
2000	8,220	6,050	2,160	690	1,475	445	55	130	310	55	175	15	20	480	155	255	70	1,025	1,135
2001	8,155	5,950	2,200	690	1,510	450	65	135	305	50	180	15	20	475	160	275	70	1,030	1,170
2002	8,260	5,995	2,260	705	1,560	455	75	135	305	50	185	25	20	475	165	295	80	1,050	1,210
2003	8,285	5,970	2,315	680	1,625	465	85	145	300	60	175	25	15	465	170	320	80	1,020	1,295
2004	8,155	5,920	2,235	640	1,590	465	85	130	275	55	175	25	20	420	175	310	95	955	1,280
2005	7,795	5,615	2,185	610	1,575	455	90	125	255	60	170	20	15	405	160	335	95	905	1,280
2006	7,470	5,430	2,040	575	1,465	425	80	115	235	45	170	20	10	375	155	315	95	845	1,195
2007	7,425	5,430	1,995	575	1,420	395	80	120	225	35	165	20	10	380	170	305	90	835	1,160
2008	7,560	5,540	2,025	575	1,450	380	90	125	215	35	160	25	20	370	165	350	90	825	1,200
2009	7,580	5,500	2,075	560	1,515	395	110	125	210	45	155	25	20	360	165	375	90	805	1,275
2010	7,600	5,525	2,080	585	1,490	375	115	115	215	30	160	30	20	375	185	370	85	825	1,255
2011	7,640	5,465	2,175	620	1,550	380	125	110	215	35	165	45	25	385	215	390	80	850	1,325
2012	7,640	5,480	2,160	600	1,560	390	115	110	210	25	160	50	25	365	220	400	90	835	1,325
2013	7,535	5,360	2,185	595	1,590	410	125	110	205	30	160	40	20	375	210	410	90	820	1,360
2014	7,440	5,280	2,160	575	1,590	400	125	105	200	30	150	40	20	365	220	425	85	795	1,365
2015	7,565	5,345	2,220	585	1,635	410	130	110	200	30	150	55	25	355	220	435	100	815	1,405
2016	7,630	5,355	2,275	610	1,660	405	140	105	205	25	155	50	25	380	235	455	90	835	1,435
2017	7,565	5,275	2,290	590	1,700	395	160	110	195	25	150	50	25	365	235	490	90	805	1,485
2018	7,455	5,165	2,290	590	1,700	400	155	110	180	30	155	60	25	350	245	495	85	795	1,490
2019	7,390	5,115	2,275	590	1,690	390	165	120	175	30	145	75	20	350	250	480	80	785	1,490
2020	7,400	5,145	2,255	620	1,635	365	165	125	175	30	140	90	30	360	245	460	70	810	1,445
2021	7,405	5,175	2,230	625	1,605	345	155	115	170	30	145	95	30	355	265	455	70	810	1,415
2022	7,455	5,210	2,245	590	1,655	340	145	120	170	30	135	90	40	330	260	500	90	785	1,425
2023	7,790	5,295	2,495	745	1,755	350	155	125	170	35	130	105	35	470	270	545	95	955	1,515
2024	7,805	5,285	2,515	760	1,760	350	155	120	160	35	125	105	35	495	280	565	100	–	–
2025	7,695	5,240	2,460	760	1,700	335	145	120	160	35	115	115	35	495	255	550	100	–	–
2026	7,850	5,245	2,605	750	1,855	360	160	115	160	30	105	120	30	490	285	635	115	–	–

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