Postcode · Tjuchem, Groningen

Postcode 9939: Neighbourhood Tjuchem en Steendam

On 1 January 2026, postcode 9939 in Tjuchem (Tjuchem en Steendam) had 270 residents. 9.3% of them (25 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 (5.6%), Indonesia (1.9%) and Germany (1.9%). 40.0% of residents with a migration background were born abroad themselves. Since 2022 the share has risen by 1.9 percentage points.

Residents: 270 on 1 January 2026
Migration background: 9.3% 25 people
Born abroad: 40.0% of those with a migration background
Change since 2022: +1.9 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

91%

Dutch origin 90.7% 245
Migration background 9.3% 25

Largest origin groups

Bars show each group’s share of all residents of 9939. For comparison, the line marks Midden-Groningen and the circle the Netherlands.

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

5.6% 15 people

Midden-Groningen 3.5% Netherlands 5.6%
Indonesia

1.9% 5 people

Midden-Groningen 1.4% Netherlands 1.9%
Germany

1.9% 5 people

Midden-Groningen 1.7% Netherlands 1.9%
Other Americas & Oceania Americas and Oceania excluding Suriname and the Dutch Caribbean

1.9% 5 people

Midden-Groningen 0.91% Netherlands 1.7%
Turkey

0.0% 0 people

Midden-Groningen 2.0% Netherlands 2.6%
Morocco

0.0% 0 people

Midden-Groningen 0.48% Netherlands 2.4%
Suriname

0.0% 0 people

Midden-Groningen 2.2% Netherlands 2.0%
Dutch Caribbean Aruba, Curaçao, Sint Maarten, Bonaire, Sint Eustatius and Saba

0.0% 0 people

Midden-Groningen 1.2% Netherlands 1.1%
Poland

0.0% 0 people

Midden-Groningen 0.74% Netherlands 1.4%
Belgium

0.0% 0 people

Midden-Groningen 0.21% Netherlands 0.76%
Other Africa Africa excluding Morocco

0.0% 0 people

Midden-Groningen 1.4% Netherlands 2.3%
Other Asia Asia excluding Indonesia and Turkey

0.0% 0 people

Midden-Groningen 2.8% Netherlands 5.3%

First and second generation

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

40% 60%

Born abroad (first generation) 40.0% 10
Born in the Netherlands (second generation) 60.0% 15

Men and women

Men: 135
Women: 135

Compared with all postcodes

Not ranked: fewer than 500 residents.

Trend since 1998

Share of residents with a migration background, compared with larger areas.

Show

Measure % Residents

New CBS classification

9.3%

9939
Midden-Groningen
Netherlands

Show as table

Year	9939	Midden-Groningen	Netherlands
1998	3.1%	10.6%	16.7%
1999	4.6%	10.7%	17.1%
2000	6.3%	10.9%	17.5%
2001	6.5%	11.2%	18.0%
2002	6.5%	11.4%	18.4%
2003	4.8%	11.6%	18.8%
2004	4.8%	11.6%	19.0%
2005	4.6%	11.8%	19.2%
2006	7.7%	11.9%	19.3%
2007	4.7%	12.0%	19.4%
2008	4.8%	12.0%	19.6%
2009	6.2%	12.3%	19.9%
2010	6.1%	12.5%	20.3%
2011	6.1%	12.7%	20.6%
2012	6.1%	12.9%	20.9%
2013	6.3%	13.0%	21.1%
2014	6.6%	13.1%	21.4%
2015	6.6%	13.3%	21.7%
2016	5.1%	13.4%	22.1%
2017	5.1%	13.7%	22.6%
2018	7.0%	14.1%	23.1%
2019	5.6%	14.5%	23.6%
2020	5.7%	14.8%	24.2%
2021	5.7%	15.1%	24.6%
2022	7.4%	16.0%	26.0%
2023	7.5%	17.2%	27.1%
2024	7.7%	17.7%	27.9%
2025	9.4%	18.1%	28.5%
2026	9.3%	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
9628 Siddeburen	6.3%	3,235	+1.2 pp	Other Asia
9945 Wagenborgen	11.6%	1,805	+4.5 pp	Other Europe
9937 Meedhuizen	7.2%	555	−1.2 pp	Indonesia
9629 Tjuchem en Steendam	8.7%	230	+0.4 pp	Indonesia

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	Belgium	Other Europe	Other Asia	Other Americas & Oceania	Western migration background	Non-Western migration background
1998	325	310	10	10	5	0	0	0	10	0	0	5	0	15	5
1999	325	310	15	10	5	0	0	0	5	0	5	5	0	10	0
2000	320	300	20	10	5	0	5	0	5	5	0	0	0	15	0
2001	310	290	20	10	5	5	5	0	5	5	0	0	0	15	0
2002	310	290	20	10	15	0	5	0	10	0	0	0	10	20	5
2003	315	300	15	10	5	5	5	0	5	0	5	0	0	15	0
2004	310	295	15	10	5	0	5	0	10	0	0	0	0	15	5
2005	325	305	15	10	5	0	5	0	5	0	5	0	0	20	5
2006	325	300	25	15	10	0	5	0	5	0	10	0	5	20	5
2007	320	295	15	15	15	0	0	0	10	0	5	5	10	15	0
2008	315	300	15	10	5	0	5	0	5	0	5	0	0	15	0
2009	325	305	20	10	5	0	5	0	5	0	5	0	0	15	5
2010	330	310	20	10	10	5	5	0	5	0	5	0	0	20	5
2011	330	310	20	10	10	0	5	0	5	0	5	0	5	20	0
2012	330	310	20	15	10	0	5	0	5	0	10	0	5	15	0
2013	315	300	20	15	5	0	5	0	5	0	10	0	0	20	0
2014	305	285	20	10	10	0	5	0	5	0	5	0	5	20	0
2015	305	285	20	10	5	0	5	0	5	0	5	0	0	20	0
2016	295	280	15	10	0	0	5	0	0	0	10	0	0	15	0
2017	295	280	15	15	0	0	0	0	5	0	10	0	0	15	0
2018	285	265	20	10	5	0	0	0	5	0	5	5	0	15	0
2019	270	255	15	10	10	0	0	5	5	0	5	5	0	15	5
2020	265	250	15	10	5	0	0	5	5	0	5	0	0	10	5
2021	265	250	15	10	5	0	0	5	5	0	5	5	0	15	5
2022	270	250	20	10	10	0	5	5	0	0	5	5	0	15	5
2023	265	245	20	10	15	0	5	5	5	0	5	5	0	15	10
2024	260	240	20	10	10	0	5	5	5	0	5	0	0	–	–
2025	265	240	25	10	15	0	5	5	5	0	10	0	0	–	–
2026	270	245	25	15	10	0	5	0	5	0	15	0	5	–	–

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