Postcode · Sittard, Limburg

Postcode 6131: Neighbourhood Centrum

On 1 January 2026, postcode 6131 in Sittard (Centrum) had 5,470 residents. 33.0% of them (1,805 people) have a migration background: they were born abroad or have at least one parent who was. That is higher than Sittard (28.8%) and higher than the national average (29.1%). The largest origin groups are other Europe (11.6%), Germany (6.1%) and other Asia (4.4%). 65.7% of residents with a migration background were born abroad themselves. Since 2022 the share has risen by 9.1 percentage points.

Residents: 5,470 on 1 January 2026
Migration background: 33.0% 1,805 people
Born abroad: 65.7% of those with a migration background
Change since 2022: +9.1 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

67% 33%

Dutch origin 67.1% 3,670
Migration background 33.0% 1,805

Largest origin groups

Bars show each group’s share of all residents of 6131. For comparison, the line marks Sittard and the circle the Netherlands.

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

11.6% 635 people

Sittard 6.0% Netherlands 5.6%
Germany

6.1% 335 people

Sittard 5.5% Netherlands 1.9%
Other Asia Asia excluding Indonesia and Turkey

4.4% 240 people

Sittard 5.1% Netherlands 5.3%
Other Africa Africa excluding Morocco

2.1% 115 people

Sittard 2.1% Netherlands 2.3%
Belgium

2.0% 110 people

Sittard 1.9% Netherlands 0.76%
Indonesia

1.9% 105 people

Sittard 2.6% Netherlands 1.9%
Other Americas & Oceania Americas and Oceania excluding Suriname and the Dutch Caribbean

1.4% 75 people

Sittard 1.1% Netherlands 1.7%
Poland

1.3% 70 people

Sittard 1.1% Netherlands 1.4%
Dutch Caribbean Aruba, Curaçao, Sint Maarten, Bonaire, Sint Eustatius and Saba

0.82% 45 people

Sittard 0.86% Netherlands 1.1%
Morocco

0.73% 40 people

Sittard 1.7% Netherlands 2.4%
Suriname

0.37% 20 people

Sittard 0.41% Netherlands 2.0%
Turkey

0.27% 15 people

Sittard 0.45% Netherlands 2.6%

First and second generation

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

66% 34%

Born abroad (first generation) 65.7% 1,185
Born in the Netherlands (second generation) 34.3% 620

Men and women

Men: 2,635
Women: 2,835

Compared with all postcodes

Netherlands 29.1% 6131 33.0%

Higher than 79% 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

33.0%

6131
Sittard
Netherlands

Show as table

Year	6131	Sittard	Netherlands
1998	18.9%	23.8%	16.7%
1999	19.3%	24.0%	17.1%
2000	19.8%	24.0%	17.5%
2001	19.7%	24.0%	18.0%
2002	19.7%	23.9%	18.4%
2003	20.0%	24.0%	18.8%
2004	20.0%	24.0%	19.0%
2005	20.1%	23.8%	19.2%
2006	21.1%	23.7%	19.3%
2007	20.8%	23.5%	19.4%
2008	21.2%	23.5%	19.6%
2009	21.0%	23.6%	19.9%
2010	20.6%	23.4%	20.3%
2011	21.2%	23.4%	20.6%
2012	21.3%	23.5%	20.9%
2013	22.0%	23.4%	21.1%
2014	21.5%	23.3%	21.4%
2015	22.1%	23.4%	21.7%
2016	21.8%	23.5%	22.1%
2017	21.6%	23.7%	22.6%
2018	21.6%	23.9%	23.1%
2019	21.9%	24.2%	23.6%
2020	22.6%	24.3%	24.2%
2021	22.5%	24.3%	24.6%
2022	23.9%	25.1%	26.0%
2023	27.0%	26.4%	27.1%
2024	28.9%	27.6%	27.9%
2025	31.8%	28.1%	28.5%
2026	33.0%	28.8%	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
6137 Overhoven	30.3%	8,010	+1.7 pp	Germany
6136 Overhoven	25.8%	6,745	+1.5 pp	Other Europe
6135 Limbrichterveld	33.0%	6,085	+6.9 pp	Other Asia
6132 Overhoven	24.7%	5,240	+2.5 pp	Germany
6133 Ophoven	21.9%	3,720	+1.7 pp	Germany
6134 Sanderbout, Ophoven	32.2%	2,410	+2.4 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	4,515	3,660	855	670	180	0	10	10	100	5	440	25	125	80	10	35	10	780	75
1999	4,505	3,635	870	665	200	5	15	10	105	10	435	25	130	75	10	35	10	780	90
2000	4,445	3,565	880	660	220	5	10	15	100	5	440	25	125	70	20	45	20	775	110
2001	4,310	3,465	850	650	195	0	15	15	90	5	430	25	125	70	10	45	15	750	100
2002	4,265	3,425	840	635	210	0	15	15	90	10	415	30	115	75	10	50	20	730	110
2003	4,410	3,525	880	635	240	0	15	20	95	10	430	25	110	70	15	65	20	740	135
2004	4,485	3,590	895	650	245	5	10	20	95	10	430	25	105	90	20	65	20	760	140
2005	4,450	3,550	895	650	250	0	10	20	95	10	425	30	110	85	20	70	25	755	140
2006	4,470	3,520	945	665	280	5	25	15	105	10	425	35	110	95	15	75	30	790	155
2007	4,400	3,480	915	650	265	0	20	20	100	15	415	30	110	95	20	75	15	765	155
2008	4,310	3,390	915	640	275	5	25	15	100	10	395	35	105	105	15	85	20	760	155
2009	4,150	3,270	870	620	255	5	30	15	95	10	370	30	105	115	20	70	10	720	150
2010	4,105	3,255	845	595	240	5	30	15	90	10	355	35	100	105	15	65	10	700	150
2011	4,240	3,340	900	660	240	5	25	15	90	5	395	35	100	130	25	55	20	760	135
2012	4,185	3,295	890	655	240	5	25	10	85	10	385	40	105	125	20	60	25	750	140
2013	4,320	3,370	950	675	275	10	25	15	85	15	385	50	100	140	25	75	25	770	175
2014	4,400	3,455	945	665	280	10	25	15	85	15	370	40	100	155	25	80	25	770	175
2015	4,510	3,515	995	685	310	5	30	15	95	25	380	40	105	160	25	85	30	800	195
2016	4,525	3,540	985	685	305	10	30	20	95	15	390	30	100	165	30	75	30	800	190
2017	4,600	3,605	995	680	320	5	30	15	95	20	365	35	100	180	35	90	30	785	215
2018	4,670	3,660	1,010	675	335	10	20	15	95	20	365	35	100	175	40	105	30	795	220
2019	4,720	3,685	1,035	700	335	10	25	20	100	15	375	25	100	200	40	90	35	815	220
2020	4,730	3,660	1,070	700	370	10	35	20	95	15	365	35	110	190	55	105	35	815	255
2021	4,815	3,730	1,085	705	380	10	30	20	90	20	350	30	110	215	55	120	35	810	275
2022	5,000	3,810	1,195	725	465	10	40	20	105	20	355	40	125	210	60	160	50	840	315
2023	5,165	3,775	1,395	865	525	10	35	30	100	25	345	45	120	360	75	190	65	980	370
2024	5,150	3,660	1,490	925	570	10	40	25	100	35	340	55	110	420	85	210	65	–	–
2025	5,360	3,655	1,705	1,075	635	15	40	20	105	40	335	60	105	575	100	240	70	–	–
2026	5,470	3,670	1,805	1,150	655	15	40	20	105	45	335	70	110	635	115	240	75	–	–

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