Postcode · Alkmaar, North Holland

Postcode 1826: Neighbourhood De Mare

On 1 January 2026, postcode 1826 in Alkmaar (De Mare) had 6,440 residents. 27.7% of them (1,785 people) have a migration background: they were born abroad or have at least one parent who was. That is lower than Alkmaar (29.1%) and lower than the national average (29.1%). The largest origin groups are other Europe (5.8%), other Asia (5.3%) and other Africa (3.3%). 55.5% of residents with a migration background were born abroad themselves. Since 2022 the share has risen by 3.6 percentage points.

Residents: 6,440 on 1 January 2026
Migration background: 27.7% 1,785 people
Born abroad: 55.5% of those with a migration background
Change since 2022: +3.6 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

72% 28%

Dutch origin 72.3% 4,655
Migration background 27.7% 1,785

Largest origin groups

Bars show each group’s share of all residents of 1826. For comparison, the line marks Alkmaar and the circle the Netherlands.

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

5.8% 375 people

Alkmaar 6.0% Netherlands 5.6%
Other Asia Asia excluding Indonesia and Turkey

5.3% 340 people

Alkmaar 5.4% Netherlands 5.3%
Other Africa Africa excluding Morocco

3.3% 210 people

Alkmaar 2.6% Netherlands 2.3%
Indonesia

2.4% 155 people

Alkmaar 2.1% Netherlands 1.9%
Other Americas & Oceania Americas and Oceania excluding Suriname and the Dutch Caribbean

2.4% 155 people

Alkmaar 2.4% Netherlands 1.7%
Suriname

1.9% 125 people

Alkmaar 1.6% Netherlands 2.0%
Germany

1.8% 115 people

Alkmaar 1.7% Netherlands 1.9%
Dutch Caribbean Aruba, Curaçao, Sint Maarten, Bonaire, Sint Eustatius and Saba

1.7% 110 people

Alkmaar 1.3% Netherlands 1.1%
Turkey

1.1% 70 people

Alkmaar 2.7% Netherlands 2.6%
Morocco

0.93% 60 people

Alkmaar 2.3% Netherlands 2.4%
Poland

0.78% 50 people

Alkmaar 0.78% Netherlands 1.4%
Belgium

0.31% 20 people

Alkmaar 0.37% 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) 55.5% 990
Born in the Netherlands (second generation) 44.5% 795

Men and women

Men: 3,155
Women: 3,285

Compared with all postcodes

Netherlands 29.1% 1826 27.7%

Higher than 72% 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

27.7%

1826
Alkmaar
Netherlands

Show as table

Year	1826	Alkmaar	Netherlands
1998	21.3%	20.1%	16.7%
1999	21.3%	20.5%	17.1%
2000	21.0%	20.8%	17.5%
2001	21.0%	21.4%	18.0%
2002	21.2%	21.8%	18.4%
2003	21.4%	22.1%	18.8%
2004	21.6%	22.5%	19.0%
2005	21.1%	22.5%	19.2%
2006	21.0%	22.5%	19.3%
2007	20.8%	22.4%	19.4%
2008	21.2%	22.6%	19.6%
2009	22.0%	22.8%	19.9%
2010	21.6%	23.1%	20.3%
2011	21.6%	23.3%	20.6%
2012	21.8%	23.4%	20.9%
2013	21.9%	23.5%	21.1%
2014	22.0%	23.5%	21.4%
2015	22.0%	23.6%	21.7%
2016	22.2%	23.9%	22.1%
2017	22.1%	24.4%	22.6%
2018	22.1%	24.6%	23.1%
2019	22.7%	24.6%	23.6%
2020	23.0%	25.0%	24.2%
2021	23.3%	25.3%	24.6%
2022	24.2%	26.7%	26.0%
2023	25.9%	27.6%	27.1%
2024	26.6%	28.2%	27.9%
2025	27.4%	28.6%	28.5%
2026	27.7%	29.1%	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
1827 Daalmeer/Koedijk	24.4%	10,240	+2.0 pp	Other Asia
1825 De Mare	29.7%	8,990	+2.0 pp	Other Europe
1824 Huiswaard	33.9%	7,785	+4.3 pp	Other Asia
1822 Vroonermeer, Oudorp	23.5%	6,520	+0.3 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	7,480	5,890	1,595	480	1,115	35	50	170	290	145	175	10	25	270	85	210	130	800	795
1999	7,495	5,900	1,595	490	1,110	30	60	165	290	150	180	10	20	280	75	205	135	810	790
2000	7,460	5,900	1,565	490	1,070	45	50	150	275	145	185	10	20	275	85	190	130	805	760
2001	7,420	5,860	1,560	495	1,070	50	50	140	265	140	175	10	20	290	100	175	150	795	765
2002	7,325	5,780	1,550	515	1,035	55	50	135	260	140	180	5	20	310	95	165	135	810	735
2003	7,265	5,710	1,555	515	1,045	55	50	135	255	140	175	10	20	310	100	170	140	810	745
2004	7,160	5,615	1,545	485	1,055	55	55	145	255	145	165	10	15	295	90	185	125	785	760
2005	7,015	5,535	1,480	460	1,020	55	60	140	245	125	170	10	25	255	90	180	125	750	730
2006	6,920	5,470	1,450	440	1,005	50	60	130	245	130	160	10	20	250	95	175	120	725	730
2007	6,845	5,420	1,425	460	960	45	65	130	240	125	155	10	20	275	80	175	100	730	685
2008	6,815	5,370	1,445	480	970	45	65	120	230	120	155	20	20	285	95	175	120	755	695
2009	6,735	5,255	1,480	480	1,000	50	70	145	230	120	160	25	20	275	85	195	105	750	730
2010	6,670	5,230	1,440	470	970	50	70	140	215	115	150	35	20	265	100	180	100	720	720
2011	6,640	5,205	1,435	460	980	40	70	140	210	120	140	40	20	260	100	200	100	705	730
2012	6,580	5,145	1,435	455	985	45	70	145	215	105	135	45	20	255	100	200	105	700	740
2013	6,565	5,130	1,435	445	990	45	65	150	215	100	135	35	25	250	105	205	105	690	745
2014	6,555	5,110	1,445	450	995	40	60	145	210	105	130	30	20	270	110	220	105	695	750
2015	6,540	5,100	1,440	455	980	45	65	130	205	120	125	40	15	275	105	210	100	695	745
2016	6,525	5,075	1,450	465	985	40	65	135	200	120	125	35	20	285	110	220	95	690	760
2017	6,555	5,105	1,450	460	990	45	65	130	195	105	125	45	20	270	115	220	115	690	755
2018	6,485	5,055	1,430	450	980	45	65	125	195	110	120	50	15	265	105	225	110	675	755
2019	6,485	5,015	1,470	445	1,025	50	70	130	185	125	115	45	20	265	120	235	110	660	810
2020	6,465	4,975	1,490	480	1,010	45	65	125	185	120	120	55	15	290	115	230	125	695	795
2021	6,385	4,900	1,485	475	1,010	45	60	125	180	125	110	60	15	290	130	225	120	685	795
2022	6,435	4,880	1,555	490	1,070	50	60	120	185	125	115	50	20	300	140	250	130	695	815
2023	6,510	4,825	1,685	540	1,150	65	65	120	175	125	120	55	20	350	175	265	150	745	885
2024	6,495	4,770	1,725	570	1,155	65	65	125	165	120	115	65	15	375	175	285	150	–	–
2025	6,475	4,700	1,775	575	1,200	65	65	125	160	120	115	55	15	390	195	315	155	–	–
2026	6,440	4,655	1,785	555	1,230	70	60	125	155	110	115	50	20	375	210	340	155	–	–

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