Postcode · Slochteren, Groningen

Postcode 9621: Migration background and origin

On 1 January 2026, postcode 9621 in Slochteren had 2,260 residents. 14.4% of them (325 people) have a migration background: they were born abroad or have at least one parent who was. That is lower than the municipality of Midden-Groningen (18.6%) and lower than the national average (29.1%). The largest origin groups are other Europe (6.0%), other Asia (2.7%) and Germany (1.5%). 73.8% of residents with a migration background were born abroad themselves. Since 2022 the share has risen by 4.6 percentage points.

Residents: 2,260 on 1 January 2026
Migration background: 14.4% 325 people
Born abroad: 73.8% of those with a migration background
Change since 2022: +4.6 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

86% 14%

Dutch origin 85.6% 1,935
Migration background 14.4% 325

Largest origin groups

Bars show each group’s share of all residents of 9621. For comparison, the line marks Midden-Groningen and the circle the Netherlands.

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

6.0% 135 people

Midden-Groningen 3.5% Netherlands 5.6%
Other Asia Asia excluding Indonesia and Turkey

2.7% 60 people

Midden-Groningen 2.8% Netherlands 5.3%
Germany

1.5% 35 people

Midden-Groningen 1.7% Netherlands 1.9%
Indonesia

1.1% 25 people

Midden-Groningen 1.4% Netherlands 1.9%
Dutch Caribbean Aruba, Curaçao, Sint Maarten, Bonaire, Sint Eustatius and Saba

0.88% 20 people

Midden-Groningen 1.2% Netherlands 1.1%
Turkey

0.66% 15 people

Midden-Groningen 2.0% Netherlands 2.6%
Poland

0.44% 10 people

Midden-Groningen 0.74% Netherlands 1.4%
Other Africa Africa excluding Morocco

0.44% 10 people

Midden-Groningen 1.4% Netherlands 2.3%
Other Americas & Oceania Americas and Oceania excluding Suriname and the Dutch Caribbean

0.44% 10 people

Midden-Groningen 0.91% Netherlands 1.7%
Suriname

0.22% 5 people

Midden-Groningen 2.2% Netherlands 2.0%
Belgium

0.22% 5 people

Midden-Groningen 0.21% Netherlands 0.76%
Morocco

0.0% 0 people

Midden-Groningen 0.48% Netherlands 2.4%

First and second generation

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

74% 28%

Born abroad (first generation) 73.8% 240
Born in the Netherlands (second generation) 27.7% 90

Men and women

Men: 1,160
Women: 1,100

Compared with all postcodes

Netherlands 29.1% 9621 14.4%

Higher than 39% 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

14.4%

9621
Midden-Groningen
Netherlands

Show as table

Year	9621	Midden-Groningen	Netherlands
1998	3.8%	10.6%	16.7%
1999	4.2%	10.7%	17.1%
2000	4.5%	10.9%	17.5%
2001	4.5%	11.2%	18.0%
2002	4.5%	11.4%	18.4%
2003	4.8%	11.6%	18.8%
2004	4.6%	11.6%	19.0%
2005	5.1%	11.8%	19.2%
2006	5.2%	11.9%	19.3%
2007	5.4%	12.0%	19.4%
2008	5.8%	12.0%	19.6%
2009	5.7%	12.3%	19.9%
2010	5.8%	12.5%	20.3%
2011	6.1%	12.7%	20.6%
2012	5.9%	12.9%	20.9%
2013	6.1%	13.0%	21.1%
2014	6.0%	13.1%	21.4%
2015	6.1%	13.3%	21.7%
2016	6.5%	13.4%	22.1%
2017	6.0%	13.7%	22.6%
2018	7.1%	14.1%	23.1%
2019	7.7%	14.5%	23.6%
2020	7.8%	14.8%	24.2%
2021	8.2%	15.1%	24.6%
2022	9.8%	16.0%	26.0%
2023	15.7%	17.2%	27.1%
2024	15.5%	17.7%	27.9%
2025	15.2%	18.1%	28.5%
2026	14.4%	18.6%	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
9611 Magrietpark	16.5%	8,310	+3.0 pp	Other Europe
9635 Noordbroek	8.3%	1,805	+1.1 pp	Germany
9626 Schildwolde	7.2%	1,530	+0.3 pp	Other Asia
9619 Froombosch	6.1%	820	+1.2 pp	Germany
9625 Eemskanaal-Zuid	8.3%	540	−0.5 pp	Other Europe
9616 Harkstede, Scharmer en Woudbloem	25.2%	535	+11.4 pp	Other Europe
9623 Eemskanaal-Zuid	5.9%	170	−3.2 pp	Germany
9618 Harkstede, Scharmer en Woudbloem	10.0%	100	+0.5 pp	Germany
9624 Eemskanaal-Zuid	9.1%	55	+1.4 pp	–

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	2,500	2,405	95	50	45	5	0	0	15	5	40	5	0	5	5	5	10	80	15
1999	2,495	2,395	105	60	40	0	0	5	15	5	40	5	0	15	5	5	5	85	20
2000	2,460	2,350	110	60	50	5	0	0	15	5	45	5	5	5	10	5	10	85	25
2001	2,420	2,310	110	60	50	5	0	5	15	10	45	5	0	10	5	10	0	80	25
2002	2,425	2,315	110	65	55	5	0	5	15	5	45	5	5	10	5	5	15	85	25
2003	2,395	2,275	115	65	50	5	0	5	10	10	45	5	0	15	5	10	5	90	25
2004	2,390	2,275	110	75	40	0	0	5	15	10	45	5	0	25	0	5	5	95	20
2005	2,435	2,310	125	75	45	0	0	5	15	10	45	0	0	30	5	5	5	95	25
2006	2,425	2,300	125	70	50	0	0	0	15	10	40	5	0	25	5	10	10	90	30
2007	2,410	2,285	130	75	55	0	0	5	20	10	45	5	0	25	15	0	5	95	30
2008	2,415	2,270	140	75	65	0	0	5	15	10	40	5	0	30	15	10	10	100	40
2009	2,370	2,235	135	70	70	0	0	5	15	10	45	5	0	20	20	10	10	90	45
2010	2,340	2,205	135	65	70	0	0	5	20	10	45	5	0	15	20	5	10	90	45
2011	2,305	2,160	140	65	75	0	0	0	20	15	40	0	0	25	20	5	15	85	50
2012	2,285	2,150	135	65	70	0	0	0	15	10	40	10	0	15	20	10	15	85	50
2013	2,280	2,140	140	70	75	0	0	0	15	10	40	5	0	25	15	15	20	85	55
2014	2,250	2,115	135	65	70	5	5	0	15	10	45	5	0	15	10	15	10	90	45
2015	2,225	2,090	135	65	65	5	0	5	20	10	40	5	0	20	10	10	5	90	45
2016	2,215	2,070	145	70	70	0	0	5	15	10	40	5	0	25	10	20	10	90	50
2017	2,150	2,020	130	70	60	0	0	0	15	15	40	5	0	25	5	15	10	85	45
2018	2,180	2,025	155	70	85	5	0	5	20	15	50	5	0	15	10	20	10	95	65
2019	2,140	1,975	165	75	95	10	0	0	20	20	50	0	0	25	10	25	10	100	70
2020	2,120	1,955	165	70	95	10	0	0	15	15	45	5	0	20	10	30	15	95	65
2021	2,135	1,960	175	70	105	10	0	5	20	20	40	5	0	25	10	30	10	95	80
2022	2,140	1,925	210	80	130	15	0	5	20	25	40	5	5	30	10	35	20	100	95
2023	2,290	1,925	360	190	170	20	5	5	20	20	45	10	5	135	20	55	20	215	130
2024	2,285	1,930	355	205	150	20	0	5	20	20	35	10	5	150	10	55	20	–	–
2025	2,240	1,900	340	190	150	20	0	5	20	20	35	10	5	140	10	55	15	–	–
2026	2,260	1,935	325	185	140	15	0	5	25	20	35	10	5	135	10	60	10	–	–

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