Postcode · Surhuisterveen, Friesland

Postcode 9231: Neighbourhood Zuid

On 1 January 2026, postcode 9231 in Surhuisterveen (Zuid) had 6,100 residents. 5.6% of them (340 people) have a migration background: they were born abroad or have at least one parent who was. That is about the same as the municipality of Achtkarspelen (6.5%) and lower than the national average (29.1%). The largest origin groups are other Asia (2.1%), other Europe (1.0%) and other Africa (0.82%). 58.8% of residents with a migration background were born abroad themselves. Since 2022 the share has risen by 0.6 percentage points.

Residents: 6,100 on 1 January 2026
Migration background: 5.6% 340 people
Born abroad: 58.8% of those with a migration background
Change since 2022: +0.6 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

94%

Dutch origin 94.4% 5,760
Migration background 5.6% 340

Largest origin groups

Bars show each group’s share of all residents of 9231. For comparison, the line marks Achtkarspelen and the circle the Netherlands.

Other Asia Asia excluding Indonesia and Turkey

2.1% 130 people

Achtkarspelen 1.7% Netherlands 5.3%
Other Europe Europe excluding the Netherlands, Belgium, Germany and Poland

1.0% 60 people

Achtkarspelen 1.8% Netherlands 5.6%
Other Africa Africa excluding Morocco

0.82% 50 people

Achtkarspelen 0.55% Netherlands 2.3%
Germany

0.66% 40 people

Achtkarspelen 0.65% Netherlands 1.9%
Indonesia

0.33% 20 people

Achtkarspelen 0.41% Netherlands 1.9%
Other Americas & Oceania Americas and Oceania excluding Suriname and the Dutch Caribbean

0.25% 15 people

Achtkarspelen 0.51% Netherlands 1.7%
Suriname

0.16% 10 people

Achtkarspelen 0.09% Netherlands 2.0%
Morocco

0.08% 5 people

Achtkarspelen 0.07% Netherlands 2.4%
Dutch Caribbean Aruba, Curaçao, Sint Maarten, Bonaire, Sint Eustatius and Saba

0.08% 5 people

Achtkarspelen 0.21% Netherlands 1.1%
Poland

0.08% 5 people

Achtkarspelen 0.19% Netherlands 1.4%
Turkey

0.0% 0 people

Achtkarspelen 0.14% Netherlands 2.6%
Belgium

0.0% 0 people

Achtkarspelen 0.11% Netherlands 0.76%

First and second generation

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

59% 41%

Born abroad (first generation) 58.8% 200
Born in the Netherlands (second generation) 41.2% 140

Men and women

Men: 2,965
Women: 3,135

Compared with all postcodes

Netherlands 29.1% 9231 5.6%

Higher than 3% 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

5.6%

9231
Achtkarspelen
Netherlands

Show as table

Year	9231	Achtkarspelen	Netherlands
1998	3.1%	2.8%	16.7%
1999	3.1%	2.9%	17.1%
2000	3.1%	2.8%	17.5%
2001	3.1%	2.8%	18.0%
2002	3.1%	2.9%	18.4%
2003	3.0%	2.8%	18.8%
2004	3.1%	2.8%	19.0%
2005	3.1%	2.8%	19.2%
2006	3.1%	3.0%	19.3%
2007	3.1%	3.0%	19.4%
2008	3.1%	3.1%	19.6%
2009	3.1%	3.1%	19.9%
2010	3.2%	3.1%	20.3%
2011	3.2%	3.2%	20.6%
2012	3.2%	3.4%	20.9%
2013	3.3%	3.5%	21.1%
2014	3.3%	3.6%	21.4%
2015	3.6%	3.7%	21.7%
2016	4.1%	4.0%	22.1%
2017	4.5%	4.1%	22.6%
2018	4.8%	4.2%	23.1%
2019	4.9%	4.5%	23.6%
2020	4.7%	4.5%	24.2%
2021	4.9%	4.6%	24.6%
2022	5.0%	5.0%	26.0%
2023	5.2%	5.7%	27.1%
2024	5.5%	6.0%	27.9%
2025	5.6%	6.2%	28.5%
2026	5.6%	6.5%	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
9281 Zuid	3.3%	4,330	−0.2 pp	Other Asia
9865 West	6.2%	2,595	+0.1 pp	Other Europe
9283 Zuid	5.2%	1,250	+1.3 pp	Other Europe
9233 Zuid	7.0%	1,220	+2.0 pp	Other Europe
9223 Houtigehage	4.3%	940	+0.4 pp	Other Europe

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	5,805	5,630	180	80	95	5	5	0	20	5	45	0	0	35	15	40	5	105	75
1999	5,745	5,560	180	75	110	5	0	5	20	5	40	5	5	25	25	50	0	100	85
2000	5,730	5,545	180	75	95	0	0	0	20	0	40	0	0	35	20	50	5	90	90
2001	5,730	5,545	180	70	110	5	0	0	20	0	40	0	0	30	20	55	10	95	90
2002	5,725	5,550	180	75	105	0	0	5	20	5	40	0	0	35	20	55	0	95	85
2003	5,745	5,575	170	75	100	5	0	5	20	0	40	5	5	25	25	40	5	95	70
2004	5,735	5,565	175	80	95	0	5	5	20	0	40	0	0	40	20	35	10	100	75
2005	5,725	5,545	175	75	105	5	0	5	20	0	45	5	0	25	25	40	10	95	75
2006	5,750	5,570	180	70	110	5	0	5	20	0	45	5	0	20	25	40	15	100	85
2007	5,715	5,540	175	70	105	5	0	0	20	5	45	5	0	20	25	35	15	95	80
2008	5,750	5,575	180	85	90	0	0	5	20	5	50	0	0	35	20	35	5	100	75
2009	5,805	5,625	180	80	95	5	0	5	15	0	50	5	5	20	25	40	5	105	75
2010	5,855	5,670	185	95	90	0	0	5	15	0	50	5	0	40	25	40	5	110	75
2011	5,855	5,670	185	90	90	0	5	5	15	0	50	5	5	30	25	35	5	110	75
2012	5,850	5,660	190	90	105	0	0	0	20	0	50	5	5	30	40	30	15	110	80
2013	5,825	5,630	190	80	100	5	0	5	20	0	45	5	5	25	35	30	5	110	85
2014	5,825	5,635	190	80	115	0	0	5	20	0	45	5	0	30	45	40	5	100	95
2015	5,855	5,645	210	85	125	0	0	5	15	5	45	0	5	35	50	50	0	100	110
2016	5,915	5,675	240	90	150	0	5	5	20	0	40	5	0	45	50	60	10	105	135
2017	5,930	5,665	265	80	185	5	5	5	20	0	40	5	0	35	65	75	10	105	160
2018	6,010	5,720	290	80	210	0	5	5	25	5	35	5	0	40	75	85	10	105	185
2019	6,030	5,735	295	75	220	0	5	5	25	5	35	5	5	30	75	95	10	100	190
2020	6,010	5,725	285	65	220	5	0	5	25	5	30	5	0	30	75	95	10	95	190
2021	6,055	5,760	295	80	210	0	0	10	25	5	30	0	0	50	65	95	10	105	185
2022	6,080	5,775	305	80	230	5	0	10	25	5	35	5	0	40	65	105	15	100	190
2023	6,100	5,785	320	90	225	5	0	10	20	5	35	5	0	45	60	110	15	105	190
2024	6,130	5,800	335	95	240	0	0	10	20	5	40	5	0	45	55	130	15	–	–
2025	6,115	5,775	340	95	245	0	0	10	20	10	40	5	0	50	60	130	15	–	–
2026	6,100	5,760	340	110	230	0	5	10	20	5	40	5	0	60	50	130	15	–	–

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