Postcode · Schiedam, South Holland

Postcode 3122: Neighbourhood Groenoord

On 1 January 2026, postcode 3122 in Schiedam (Groenoord) had 9,635 residents. 54.2% of them (5,220 people) have a migration background: they were born abroad or have at least one parent who was. That is higher than Schiedam (49.4%) and higher than the national average (29.1%). The largest origin groups are Turkey (10.3%), other Asia (9.2%) and other Africa (6.5%). 52.3% of residents with a migration background were born abroad themselves. Since 2022 the share has risen by 4.6 percentage points.

Residents: 9,635 on 1 January 2026
Migration background: 54.2% 5,220 people
Born abroad: 52.3% 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

46% 54%

Dutch origin 45.9% 4,420
Migration background 54.2% 5,220

Largest origin groups

Bars show each group’s share of all residents of 3122. For comparison, the line marks Schiedam and the circle the Netherlands.

Turkey

10.3% 990 people

Schiedam 10.4% Netherlands 2.6%
Other Asia Asia excluding Indonesia and Turkey

9.2% 885 people

Schiedam 6.2% Netherlands 5.3%
Other Africa Africa excluding Morocco

6.5% 625 people

Schiedam 4.4% Netherlands 2.3%
Morocco

5.9% 570 people

Schiedam 3.7% Netherlands 2.4%
Other Europe Europe excluding the Netherlands, Belgium, Germany and Poland

5.6% 535 people

Schiedam 9.7% Netherlands 5.6%
Dutch Caribbean Aruba, Curaçao, Sint Maarten, Bonaire, Sint Eustatius and Saba

5.2% 505 people

Schiedam 2.8% Netherlands 1.1%
Suriname

4.7% 455 people

Schiedam 4.1% Netherlands 2.0%
Poland

2.5% 240 people

Schiedam 3.1% Netherlands 1.4%
Other Americas & Oceania Americas and Oceania excluding Suriname and the Dutch Caribbean

1.6% 155 people

Schiedam 2.0% Netherlands 1.7%
Germany

1.2% 120 people

Schiedam 1.2% Netherlands 1.9%
Indonesia

1.1% 110 people

Schiedam 1.5% Netherlands 1.9%
Belgium

0.31% 30 people

Schiedam 0.44% Netherlands 0.76%

First and second generation

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

52% 48%

Born abroad (first generation) 52.3% 2,730
Born in the Netherlands (second generation) 47.7% 2,490

Men and women

Men: 4,450
Women: 5,190

Compared with all postcodes

Netherlands 29.1% 3122 54.2%

Higher than 94% 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

54.2%

3122
Schiedam
Netherlands

Show as table

Year	3122	Schiedam	Netherlands
1998	20.2%	23.9%	16.7%
1999	22.0%	25.1%	17.1%
2000	24.4%	26.4%	17.5%
2001	26.1%	27.9%	18.0%
2002	26.8%	29.1%	18.4%
2003	28.6%	29.8%	18.8%
2004	28.9%	30.4%	19.0%
2005	29.0%	30.9%	19.2%
2006	30.9%	31.5%	19.3%
2007	31.6%	31.9%	19.4%
2008	32.4%	32.6%	19.6%
2009	32.2%	33.5%	19.9%
2010	33.4%	34.4%	20.3%
2011	34.4%	35.1%	20.6%
2012	35.6%	36.2%	20.9%
2013	36.6%	36.9%	21.1%
2014	38.0%	37.7%	21.4%
2015	39.7%	38.6%	21.7%
2016	41.0%	39.6%	22.1%
2017	42.2%	40.7%	22.6%
2018	43.5%	41.6%	23.1%
2019	44.4%	42.4%	23.6%
2020	46.0%	43.7%	24.2%
2021	47.8%	44.6%	24.6%
2022	49.5%	45.8%	26.0%
2023	50.3%	47.1%	27.1%
2024	52.4%	48.4%	27.9%
2025	53.1%	49.0%	28.5%
2026	54.2%	49.4%	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
3136 Holy Zuid	34.9%	11,850	+3.8 pp	Turkey
3123 Woudhoek	27.6%	7,360	+3.6 pp	Turkey
3118 Nieuwland, Kethel	66.8%	6,580	+0.6 pp	Turkey
3121 Kethel	24.9%	3,530	+4.0 pp	Turkey

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	9,245	7,375	1,870	505	1,365	270	105	220	185	125	170	10	50	275	245	175	40	710	1,155
1999	9,260	7,220	2,035	525	1,520	270	115	220	175	145	185	15	45	280	320	220	55	720	1,315
2000	9,185	6,940	2,245	545	1,705	275	140	230	180	175	180	15	45	305	375	265	65	755	1,490
2001	9,320	6,880	2,435	545	1,890	295	180	250	170	225	170	15	45	315	400	295	75	750	1,690
2002	9,145	6,685	2,455	555	1,900	280	215	235	170	240	170	15	45	325	375	315	70	760	1,700
2003	9,030	6,455	2,580	545	2,030	300	240	240	170	295	170	10	40	325	375	330	80	745	1,825
2004	8,880	6,320	2,565	540	2,020	305	250	225	160	315	165	10	35	330	365	325	75	735	1,830
2005	8,705	6,180	2,525	515	2,015	335	275	235	155	315	160	15	35	305	315	305	80	695	1,835
2006	8,835	6,100	2,730	555	2,180	370	320	295	135	330	165	15	35	340	330	325	75	715	2,020
2007	8,855	6,060	2,795	550	2,240	410	340	295	140	335	155	15	35	345	320	320	80	720	2,075
2008	8,940	6,040	2,900	565	2,335	480	340	305	150	330	155	15	30	365	320	320	90	745	2,160
2009	8,740	5,930	2,815	565	2,250	455	340	270	145	320	160	30	30	345	290	345	85	735	2,080
2010	8,685	5,780	2,905	590	2,315	485	350	285	150	320	160	40	30	360	290	335	100	755	2,145
2011	8,705	5,710	2,995	555	2,440	530	390	295	145	350	150	30	30	345	300	340	90	715	2,280
2012	8,940	5,765	3,180	565	2,615	600	420	290	135	390	150	45	30	340	310	370	100	720	2,460
2013	9,050	5,735	3,315	575	2,740	670	420	275	130	370	150	50	35	340	370	400	105	725	2,590
2014	9,040	5,605	3,435	590	2,845	690	440	285	135	380	140	70	35	345	405	400	110	740	2,695
2015	9,235	5,570	3,665	670	2,995	725	480	310	130	390	145	105	30	390	425	415	120	815	2,845
2016	9,290	5,485	3,805	685	3,115	765	510	315	120	380	135	125	30	395	460	440	125	825	2,975
2017	9,370	5,415	3,955	710	3,245	815	510	335	130	390	130	155	30	395	470	475	120	855	3,100
2018	9,450	5,335	4,115	770	3,340	850	515	345	130	380	130	185	30	425	495	515	110	910	3,200
2019	9,445	5,250	4,195	775	3,420	870	510	370	125	395	125	185	25	440	500	550	100	920	3,275
2020	9,405	5,080	4,325	825	3,505	855	535	380	120	420	120	200	30	475	515	560	120	960	3,370
2021	9,445	4,930	4,515	830	3,680	890	555	405	120	420	125	195	35	475	540	635	115	970	3,545
2022	9,560	4,825	4,735	840	3,890	945	580	425	130	420	125	210	30	480	570	685	130	980	3,720
2023	9,500	4,720	4,775	855	3,920	940	555	420	130	430	125	210	30	485	570	750	130	995	3,760
2024	9,595	4,565	5,030	890	4,135	965	555	430	120	480	120	220	30	520	625	810	150	–	–
2025	9,645	4,520	5,125	875	4,250	990	580	445	120	495	120	220	30	510	625	840	160	–	–
2026	9,635	4,420	5,220	925	4,295	990	570	455	110	505	120	240	30	535	625	885	155	–	–

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