Postcode · Assen, Drenthe

Postcode 9401: Neighbourhood Centrum

On 1 January 2026, postcode 9401 in Assen (Centrum) had 7,315 residents. 22.7% of them (1,660 people) have a migration background: they were born abroad or have at least one parent who was. That is higher than Assen (20.9%) and lower than the national average (29.1%). The largest origin groups are other Europe (6.6%), other Asia (4.4%) and Indonesia (3.1%). 63.9% of residents with a migration background were born abroad themselves. Since 2022 the share has risen by 4.7 percentage points.

Residents: 7,315 on 1 January 2026
Migration background: 22.7% 1,660 people
Born abroad: 63.9% of those with a migration background
Change since 2022: +4.7 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

77% 23%

Dutch origin 77.3% 5,655
Migration background 22.7% 1,660

Largest origin groups

Bars show each group’s share of all residents of 9401. For comparison, the line marks Assen and the circle the Netherlands.

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

6.6% 485 people

Assen 3.5% Netherlands 5.6%
Other Asia Asia excluding Indonesia and Turkey

4.4% 325 people

Assen 6.0% Netherlands 5.3%
Indonesia

3.1% 230 people

Assen 3.1% Netherlands 1.9%
Other Africa Africa excluding Morocco

2.3% 170 people

Assen 2.4% Netherlands 2.3%
Germany

1.8% 130 people

Assen 1.3% Netherlands 1.9%
Other Americas & Oceania Americas and Oceania excluding Suriname and the Dutch Caribbean

1.3% 95 people

Assen 1.2% Netherlands 1.7%
Suriname

1.0% 70 people

Assen 0.79% Netherlands 2.0%
Dutch Caribbean Aruba, Curaçao, Sint Maarten, Bonaire, Sint Eustatius and Saba

0.75% 55 people

Assen 0.74% Netherlands 1.1%
Poland

0.48% 35 people

Assen 0.41% Netherlands 1.4%
Morocco

0.41% 30 people

Assen 0.56% Netherlands 2.4%
Turkey

0.34% 25 people

Assen 0.71% Netherlands 2.6%
Belgium

0.21% 15 people

Assen 0.21% Netherlands 0.76%

First and second generation

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

64% 36%

Born abroad (first generation) 63.9% 1,060
Born in the Netherlands (second generation) 35.8% 595

Men and women

Men: 3,590
Women: 3,725

Compared with all postcodes

Netherlands 29.1% 9401 22.7%

Higher than 63% 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

22.7%

9401
Assen
Netherlands

Show as table

Year	9401	Assen	Netherlands
1998	10.6%	13.4%	16.7%
1999	11.4%	13.7%	17.1%
2000	11.2%	13.7%	17.5%
2001	11.0%	13.7%	18.0%
2002	12.7%	14.0%	18.4%
2003	13.2%	14.1%	18.8%
2004	12.2%	13.8%	19.0%
2005	12.2%	14.0%	19.2%
2006	11.2%	13.8%	19.3%
2007	11.5%	14.0%	19.4%
2008	11.6%	14.1%	19.6%
2009	11.9%	14.1%	19.9%
2010	11.9%	14.1%	20.3%
2011	12.7%	14.1%	20.6%
2012	13.5%	14.2%	20.9%
2013	13.7%	14.2%	21.1%
2014	14.5%	14.3%	21.4%
2015	15.1%	14.6%	21.7%
2016	14.9%	14.7%	22.1%
2017	15.2%	15.1%	22.6%
2018	15.4%	15.5%	23.1%
2019	15.9%	15.8%	23.6%
2020	16.2%	16.3%	24.2%
2021	16.8%	16.6%	24.6%
2022	17.9%	17.8%	26.0%
2023	19.4%	18.7%	27.1%
2024	21.1%	19.5%	27.9%
2025	22.1%	20.4%	28.5%
2026	22.7%	20.9%	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
9403 Marsdijk	14.0%	13,700	+0.8 pp	Other Asia
9406 Lariks, Pittelo	28.1%	9,375	+2.2 pp	Other Asia
9402 Noorderpark	25.2%	8,700	+4.1 pp	Other Asia
9404 Oost	16.7%	7,360	+1.3 pp	Other Asia
9405 West	32.1%	7,170	+11.0 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	5,225	4,670	555	205	350	5	5	20	175	5	90	0	5	110	45	65	30	395	160
1999	5,265	4,665	600	215	380	15	5	15	190	15	90	5	5	115	50	65	25	415	185
2000	5,320	4,725	595	230	360	5	5	15	190	20	100	5	5	120	45	60	20	430	165
2001	5,225	4,650	575	220	360	5	0	20	185	15	100	0	5	115	40	70	25	405	170
2002	5,345	4,665	680	250	425	15	0	20	175	20	115	5	10	120	70	100	25	440	235
2003	5,405	4,700	715	270	445	10	0	25	180	15	115	5	10	140	75	110	30	465	250
2004	5,285	4,635	645	240	405	10	5	25	185	20	110	0	15	115	55	75	30	440	205
2005	5,315	4,665	650	235	415	5	10	25	185	25	115	0	10	110	65	70	30	435	215
2006	5,290	4,695	595	225	370	15	5	20	180	20	110	5	10	100	40	65	25	425	175
2007	5,385	4,765	620	230	390	10	5	25	190	20	105	0	10	115	40	70	30	435	180
2008	5,420	4,790	630	225	400	10	5	30	190	20	105	5	15	100	45	65	35	435	190
2009	5,340	4,705	635	235	390	10	5	30	185	20	115	0	10	110	45	65	30	440	190
2010	5,405	4,760	645	250	390	10	0	25	190	25	125	5	15	105	40	70	30	450	190
2011	5,375	4,690	685	250	435	10	5	25	195	25	115	5	10	120	65	70	40	455	225
2012	5,345	4,625	720	250	470	10	5	25	190	30	100	20	10	120	85	90	35	460	255
2013	5,450	4,705	745	260	480	10	5	35	200	30	100	15	10	135	85	80	35	480	260
2014	5,640	4,825	815	275	540	15	10	35	220	35	105	20	10	140	90	85	50	520	295
2015	5,705	4,845	860	290	570	15	10	40	210	35	105	15	15	155	100	110	50	535	325
2016	5,820	4,950	870	275	595	20	20	35	205	35	105	10	5	155	90	125	65	510	360
2017	5,935	5,035	900	270	630	15	20	35	205	40	110	10	10	140	95	160	60	510	390
2018	6,115	5,175	940	290	650	15	20	35	215	45	100	10	10	170	75	170	75	540	405
2019	6,355	5,345	1,010	300	710	20	20	40	210	40	95	25	10	170	100	195	85	550	460
2020	6,590	5,520	1,070	325	745	20	25	45	210	50	95	40	15	175	120	205	70	570	495
2021	6,705	5,580	1,125	335	790	25	25	55	215	45	100	40	10	185	140	220	65	575	550
2022	6,825	5,600	1,225	340	890	25	30	60	235	40	115	40	15	165	145	270	85	600	560
2023	6,950	5,605	1,345	395	950	20	35	55	235	50	120	50	15	210	170	295	90	645	635
2024	7,165	5,650	1,515	530	985	20	35	65	225	55	120	40	15	355	165	330	95	–	–
2025	7,275	5,670	1,605	575	1,030	25	30	65	220	60	130	40	15	395	185	345	100	–	–
2026	7,315	5,655	1,660	660	995	25	30	70	230	55	130	35	15	485	170	325	95	–	–

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