Postcode · Kornhorn, Groningen

Postcode 9864: Neighbourhoods Opende and Grootegast

On 1 January 2026, postcode 9864 in Kornhorn (Opende and Grootegast) had 625 residents. 7.2% of them (45 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 other Europe (2.4%), Poland (1.6%) and other Asia (1.6%). 55.6% of residents with a migration background were born abroad themselves. Since 2022 the share has risen by 1.7 percentage points.

Residents: 625 on 1 January 2026
Migration background: 7.2% 45 people
Born abroad: 55.6% of those with a migration background
Change since 2022: +1.7 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

93%

Dutch origin 92.8% 580
Migration background 7.2% 45

Largest origin groups

Bars show each group’s share of all residents of 9864. For comparison, the line marks Westerkwartier and the circle the Netherlands.

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

2.4% 15 people

Westerkwartier 2.2% Netherlands 5.6%
Poland

1.6% 10 people

Westerkwartier 0.43% Netherlands 1.4%
Other Asia Asia excluding Indonesia and Turkey

1.6% 10 people

Westerkwartier 2.2% Netherlands 5.3%
Indonesia

0.80% 5 people

Westerkwartier 1.1% Netherlands 1.9%
Germany

0.80% 5 people

Westerkwartier 1.1% Netherlands 1.9%
Other Americas & Oceania Americas and Oceania excluding Suriname and the Dutch Caribbean

0.80% 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%
Dutch Caribbean Aruba, Curaçao, Sint Maarten, Bonaire, Sint Eustatius and Saba

0.0% 0 people

Westerkwartier 0.27% Netherlands 1.1%
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.

56% 44%

Born abroad (first generation) 55.6% 25
Born in the Netherlands (second generation) 44.4% 20

Men and women

Men: 340
Women: 280

Compared with all postcodes

Netherlands 29.1% 9864 7.2%

Higher than 8% 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

7.2%

9864
Westerkwartier
Netherlands

Show as table

Year	9864	Westerkwartier	Netherlands
1998	2.3%	5.0%	16.7%
1999	3.0%	5.1%	17.1%
2000	3.7%	5.1%	17.5%
2001	3.7%	5.5%	18.0%
2002	4.3%	6.7%	18.4%
2003	3.6%	7.0%	18.8%
2004	3.6%	6.7%	19.0%
2005	2.9%	6.2%	19.2%
2006	3.6%	5.5%	19.3%
2007	3.6%	5.5%	19.4%
2008	2.9%	5.8%	19.6%
2009	4.3%	5.8%	19.9%
2010	5.1%	5.9%	20.3%
2011	5.1%	6.0%	20.6%
2012	5.1%	6.3%	20.9%
2013	4.4%	6.5%	21.1%
2014	5.1%	6.6%	21.4%
2015	5.2%	6.5%	21.7%
2016	4.5%	6.6%	22.1%
2017	3.8%	6.9%	22.6%
2018	4.5%	7.1%	23.1%
2019	4.7%	7.2%	23.6%
2020	3.9%	7.3%	24.2%
2021	3.9%	7.5%	24.6%
2022	5.5%	8.4%	26.0%
2023	5.6%	9.1%	27.1%
2024	4.8%	9.4%	27.9%
2025	6.5%	9.6%	28.5%
2026	7.2%	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
9865 West	6.2%	2,595	+0.1 pp	Other Europe
9863 Grootegast	4.9%	1,130	+0.5 pp	Other Asia
9824 Marum	6.7%	450	+0.3 pp	Poland

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	Suriname	Indonesia	Dutch Caribbean	Germany	Poland	Belgium	Other Europe	Other Africa	Other Asia	Other Americas & Oceania	Western migration background	Non-Western migration background
1998	660	645	15	5	10	0	0	5	0	5	0	0	0	0	0	5	10	5
1999	660	645	20	5	5	0	0	0	0	5	0	0	0	0	0	5	10	5
2000	675	650	25	10	10	0	0	0	0	5	0	0	5	0	5	5	15	10
2001	680	655	25	10	15	0	5	5	0	5	0	0	5	0	0	5	10	10
2002	690	665	30	5	20	5	5	0	0	0	0	0	5	0	5	5	15	15
2003	695	670	25	5	15	5	0	5	0	5	5	0	0	0	0	5	15	10
2004	695	670	25	10	15	0	5	5	5	5	5	0	0	0	0	0	15	5
2005	695	670	20	10	15	0	0	5	0	5	0	0	5	0	5	5	15	10
2006	695	675	25	10	20	0	5	5	0	5	0	0	5	0	5	5	15	5
2007	685	660	25	10	15	0	5	5	0	5	0	0	5	0	5	0	20	5
2008	700	680	20	10	20	0	5	5	0	5	0	0	5	0	5	5	20	5
2009	700	670	30	20	10	0	5	5	0	5	5	0	10	0	0	0	25	5
2010	690	660	35	20	10	0	5	5	0	5	0	0	15	0	0	0	25	5
2011	685	655	35	20	10	0	5	5	0	5	5	0	10	0	0	0	30	5
2012	680	650	35	20	10	0	0	5	0	5	5	0	10	0	0	5	30	0
2013	675	640	30	20	10	0	0	5	0	10	5	0	5	0	5	0	30	0
2014	680	645	35	25	10	0	0	5	0	5	5	0	15	0	0	5	35	0
2015	675	640	35	30	5	0	0	5	0	5	5	0	20	0	0	0	30	5
2016	660	630	30	20	5	0	0	5	0	5	5	0	10	0	0	0	25	5
2017	655	630	25	25	5	0	0	5	0	5	10	0	10	0	0	0	30	5
2018	665	635	30	20	10	0	0	5	0	5	10	0	5	0	5	0	25	5
2019	645	615	30	20	10	0	0	5	0	5	10	0	5	0	5	0	25	5
2020	635	610	25	20	10	0	0	5	0	5	10	0	5	0	0	5	25	0
2021	635	610	25	15	5	0	0	5	0	5	5	0	5	0	0	0	20	0
2022	635	600	35	25	10	0	0	5	0	0	10	0	5	0	5	0	25	5
2023	620	585	35	25	15	0	5	5	0	5	10	5	5	5	5	5	30	5
2024	625	595	30	20	15	0	0	5	0	5	10	0	5	0	5	0	–	–
2025	620	580	40	20	20	0	0	5	0	5	10	0	10	0	10	5	–	–
2026	625	580	45	25	20	0	0	5	0	5	10	0	15	0	10	5	–	–

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