Postcode · Niebert, Groningen

Postcode 9365: Neighbourhoods Marum and De Wilp

On 1 January 2026, postcode 9365 in Niebert (Marum and De Wilp) had 660 residents. 6.1% of them (40 people) have a migration background: they were born abroad or have at least one parent who was. That is lower than the municipality of Westerkwartier (9.9%) and lower than the national average (29.1%). The largest origin groups are Germany (1.5%), Indonesia (0.76%) and Dutch Caribbean (0.76%). 25.0% of residents with a migration background were born abroad themselves. Since 2022 the share has hardly changed.

Residents: 660 on 1 January 2026
Migration background: 6.1% 40 people
Born abroad: 25.0% of those with a migration background
Change since 2022: −0.1 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

94%

Dutch origin 93.9% 620
Migration background 6.1% 40

Largest origin groups

Bars show each group’s share of all residents of 9365. For comparison, the line marks Westerkwartier and the circle the Netherlands.

Germany

1.5% 10 people

Westerkwartier 1.1% Netherlands 1.9%
Indonesia

0.76% 5 people

Westerkwartier 1.1% Netherlands 1.9%
Dutch Caribbean Aruba, Curaçao, Sint Maarten, Bonaire, Sint Eustatius and Saba

0.76% 5 people

Westerkwartier 0.27% Netherlands 1.1%
Other Europe Europe excluding the Netherlands, Belgium, Germany and Poland

0.76% 5 people

Westerkwartier 2.2% Netherlands 5.6%
Other Asia Asia excluding Indonesia and Turkey

0.76% 5 people

Westerkwartier 2.2% Netherlands 5.3%
Other Americas & Oceania Americas and Oceania excluding Suriname and the Dutch Caribbean

0.76% 5 people

Westerkwartier 0.74% Netherlands 1.7%
Turkey

0.0% 0 people

Westerkwartier 0.29% Netherlands 2.6%
Morocco

0.0% 0 people

Westerkwartier 0.06% Netherlands 2.4%
Suriname

0.0% 0 people

Westerkwartier 0.39% Netherlands 2.0%
Poland

0.0% 0 people

Westerkwartier 0.43% Netherlands 1.4%
Belgium

0.0% 0 people

Westerkwartier 0.15% Netherlands 0.76%
Other Africa Africa excluding Morocco

0.0% 0 people

Westerkwartier 0.89% Netherlands 2.3%

First and second generation

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

25% 63%

Born abroad (first generation) 25.0% 10
Born in the Netherlands (second generation) 62.5% 25

Men and women

Men: 340
Women: 320

Compared with all postcodes

Netherlands 29.1% 9365 6.1%

Higher than 5% 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

6.1%

9365
Westerkwartier
Netherlands

Show as table

Year	9365	Westerkwartier	Netherlands
1998	3.6%	5.0%	16.7%
1999	2.9%	5.1%	17.1%
2000	3.6%	5.1%	17.5%
2001	3.6%	5.5%	18.0%
2002	2.9%	6.7%	18.4%
2003	2.9%	7.0%	18.8%
2004	2.2%	6.7%	19.0%
2005	2.2%	6.2%	19.2%
2006	1.4%	5.5%	19.3%
2007	2.2%	5.5%	19.4%
2008	2.2%	5.8%	19.6%
2009	1.5%	5.8%	19.9%
2010	2.9%	5.9%	20.3%
2011	2.2%	6.0%	20.6%
2012	2.9%	6.3%	20.9%
2013	2.9%	6.5%	21.1%
2014	3.7%	6.6%	21.4%
2015	3.8%	6.5%	21.7%
2016	3.8%	6.6%	22.1%
2017	3.8%	6.9%	22.6%
2018	3.8%	7.1%	23.1%
2019	3.8%	7.2%	23.6%
2020	3.8%	7.3%	24.2%
2021	4.7%	7.5%	24.6%
2022	6.2%	8.4%	26.0%
2023	5.3%	9.1%	27.1%
2024	6.1%	9.4%	27.9%
2025	6.8%	9.6%	28.5%
2026	6.1%	9.9%	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
9363 Marum	11.4%	6,065	+2.0 pp	Other Europe
9356 Sint Maheerdt, Bebouwde kom Tolbert	12.1%	4,420	+2.2 pp	Other Asia
9354 Bebouwde kom Zevenhuizen	5.1%	2,750	+0.8 pp	Other Europe
9364 Marum	4.3%	705	+0.8 pp	Indonesia
9362 Marum	6.3%	315	+1.6 pp	Indonesia
9361 Marum	3.3%	305	−1.6 pp	Germany
9366 De Wilp	5.5%	275	+3.5 pp	Suriname

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	Suriname	Indonesia	Dutch Caribbean	Germany	Poland	Other Europe	Other Africa	Other Asia	Other Americas & Oceania	Western migration background	Non-Western migration background
1998	695	670	25	15	15	0	5	0	10	0	5	0	0	10	20	10
1999	690	665	20	10	15	5	5	0	5	0	5	0	0	5	15	10
2000	690	665	25	15	10	5	5	0	10	0	5	0	0	0	15	10
2001	690	665	25	15	10	5	5	5	10	0	5	0	0	0	15	10
2002	685	665	20	10	5	5	5	0	0	0	10	0	0	0	10	10
2003	680	665	20	5	15	5	0	0	5	0	0	0	5	5	5	5
2004	670	650	15	10	10	5	0	0	5	0	5	0	0	5	15	10
2005	685	665	15	10	5	0	0	5	5	0	5	0	0	0	10	10
2006	690	675	10	10	5	0	0	0	5	0	5	0	0	5	10	5
2007	685	675	15	5	5	5	0	0	5	0	0	0	0	0	10	5
2008	695	675	15	10	5	5	0	5	5	0	5	0	0	0	15	5
2009	670	660	10	10	5	5	0	0	5	0	5	0	0	0	10	0
2010	695	675	20	15	5	5	0	0	5	0	10	0	0	0	10	5
2011	690	670	15	10	0	5	0	0	10	0	0	0	0	0	10	5
2012	680	660	20	10	5	5	0	0	5	0	5	0	0	0	15	5
2013	685	660	20	15	5	5	0	0	10	0	5	0	0	0	15	5
2014	670	645	25	15	10	0	5	0	5	0	10	5	0	0	20	5
2015	665	640	25	20	5	5	0	0	10	0	10	0	0	0	20	5
2016	660	635	25	15	10	5	5	0	5	0	10	0	0	0	20	5
2017	665	640	25	15	10	5	5	0	10	0	5	0	0	5	25	5
2018	655	630	25	15	10	5	5	5	10	0	5	0	0	0	20	10
2019	650	625	25	15	15	0	0	5	10	0	5	0	5	5	20	5
2020	650	625	25	15	10	5	5	0	10	0	5	0	0	0	20	10
2021	645	615	30	15	15	5	5	5	10	0	5	0	0	0	25	10
2022	650	615	40	20	15	0	5	5	10	0	10	0	0	5	25	10
2023	655	615	35	20	20	0	5	0	15	5	5	0	0	5	25	10
2024	660	615	40	20	20	5	5	5	10	0	5	0	5	5	–	–
2025	660	615	45	20	20	5	5	5	15	0	5	0	5	5	–	–
2026	660	620	40	20	15	0	5	5	10	0	5	0	5	5	–	–

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