Postcode · Sliedrecht, South Holland

Postcode 3361: Neighbourhoods Centrum and Oost

On 1 January 2026, postcode 3361 in Sliedrecht (Centrum and Oost) had 6,810 residents. 13.3% of them (905 people) have a migration background: they were born abroad or have at least one parent who was. That is lower than Sliedrecht (19.1%) and lower than the national average (29.1%). The largest origin groups are other Asia (2.3%), other Europe (2.1%) and Turkey (1.5%). 50.3% of residents with a migration background were born abroad themselves. Since 2022 the share has risen by 1.7 percentage points.

Residents: 6,810 on 1 January 2026
Migration background: 13.3% 905 people
Born abroad: 50.3% of those with a migration background
Change since 2022: +1.7 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

87%

Dutch origin 86.7% 5,905
Migration background 13.3% 905

Largest origin groups

Bars show each group’s share of all residents of 3361. For comparison, the line marks Sliedrecht and the circle the Netherlands.

Other Asia Asia excluding Indonesia and Turkey

2.3% 160 people

Sliedrecht 4.0% Netherlands 5.3%
Other Europe Europe excluding the Netherlands, Belgium, Germany and Poland

2.1% 140 people

Sliedrecht 2.8% Netherlands 5.6%
Turkey

1.5% 100 people

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

1.4% 95 people

Sliedrecht 1.1% Netherlands 1.7%
Indonesia

1.2% 80 people

Sliedrecht 1.2% Netherlands 1.9%
Other Africa Africa excluding Morocco

1.1% 75 people

Sliedrecht 2.2% Netherlands 2.3%
Dutch Caribbean Aruba, Curaçao, Sint Maarten, Bonaire, Sint Eustatius and Saba

0.88% 60 people

Sliedrecht 1.4% Netherlands 1.1%
Suriname

0.73% 50 people

Sliedrecht 0.94% Netherlands 2.0%
Germany

0.73% 50 people

Sliedrecht 0.89% Netherlands 1.9%
Poland

0.59% 40 people

Sliedrecht 0.75% Netherlands 1.4%
Morocco

0.37% 25 people

Sliedrecht 0.94% Netherlands 2.4%
Belgium

0.37% 25 people

Sliedrecht 0.38% Netherlands 0.76%

First and second generation

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

50% 50%

Born abroad (first generation) 50.3% 455
Born in the Netherlands (second generation) 50.3% 455

Men and women

Men: 3,410
Women: 3,400

Compared with all postcodes

Netherlands 29.1% 3361 13.3%

Higher than 35% 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

13.3%

3361
Sliedrecht
Netherlands

Show as table

Year	3361	Sliedrecht	Netherlands
1998	6.3%	9.1%	16.7%
1999	6.2%	9.1%	17.1%
2000	6.1%	9.5%	17.5%
2001	6.2%	9.7%	18.0%
2002	6.5%	9.9%	18.4%
2003	7.0%	10.3%	18.8%
2004	7.1%	10.4%	19.0%
2005	6.7%	10.7%	19.2%
2006	6.6%	10.8%	19.3%
2007	6.7%	10.9%	19.4%
2008	7.2%	11.1%	19.6%
2009	7.4%	11.3%	19.9%
2010	7.6%	11.6%	20.3%
2011	8.0%	11.9%	20.6%
2012	8.0%	12.1%	20.9%
2013	8.2%	12.4%	21.1%
2014	7.8%	12.8%	21.4%
2015	8.7%	13.2%	21.7%
2016	8.9%	13.3%	22.1%
2017	8.9%	13.7%	22.6%
2018	8.8%	14.0%	23.1%
2019	9.4%	14.3%	23.6%
2020	9.7%	14.7%	24.2%
2021	10.1%	15.5%	24.6%
2022	11.6%	16.7%	26.0%
2023	12.6%	17.7%	27.1%
2024	13.0%	18.1%	27.9%
2025	13.2%	18.7%	28.5%
2026	13.3%	19.1%	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
3371 Giessendam, Neder Hardinxveld	12.1%	13,485	+2.8 pp	Other Asia
3362 Oost, Centrum	22.8%	11,140	+2.0 pp	Other Asia
3363 West	17.7%	8,155	+2.3 pp	Other Asia
3313 Staart	44.0%	6,005	+1.2 pp	Turkey
3356 Oostpolder, De Kooy-Oosteind	19.2%	5,455	+1.6 pp	Other Asia
3364 Noord	44.6%	415	+34.6 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	6,485	6,070	410	145	265	80	15	20	90	10	65	5	25	50	15	20	15	245	170
1999	6,400	6,000	395	135	265	75	15	20	85	5	65	5	25	40	20	20	25	230	165
2000	6,335	5,950	385	135	255	75	20	15	85	10	65	5	25	40	20	15	15	225	165
2001	6,300	5,910	390	130	265	75	20	20	80	15	60	5	25	40	20	20	15	215	175
2002	6,370	5,955	415	145	275	85	15	15	80	15	60	5	25	55	25	20	20	230	185
2003	6,390	5,950	445	145	295	90	15	20	80	20	60	5	25	55	30	20	20	235	205
2004	6,340	5,890	450	150	310	95	15	20	80	20	60	5	30	55	30	25	25	235	215
2005	6,360	5,935	425	140	285	80	15	20	80	15	55	10	30	45	30	25	20	225	200
2006	6,470	6,045	425	140	285	70	20	15	80	15	55	5	30	50	25	35	25	230	200
2007	6,460	6,020	435	145	295	65	20	15	80	15	50	5	35	55	30	40	30	240	190
2008	6,530	6,065	470	160	300	75	20	20	85	15	50	5	40	65	20	35	30	260	205
2009	6,370	5,900	470	155	315	85	25	20	90	10	55	10	30	60	20	35	30	260	210
2010	6,350	5,865	485	175	310	80	25	20	80	10	55	10	30	80	20	45	30	275	215
2011	6,335	5,835	505	195	315	75	20	20	80	20	55	20	30	90	25	50	25	290	215
2012	6,280	5,775	500	190	305	75	20	15	80	10	60	15	30	85	30	50	25	280	220
2013	6,340	5,825	520	190	330	70	25	20	80	15	50	30	30	80	30	45	45	290	230
2014	6,335	5,840	495	180	315	65	25	20	70	20	50	25	30	75	30	50	35	270	225
2015	6,480	5,915	565	210	355	80	30	30	70	20	55	25	30	100	45	45	35	300	265
2016	6,690	6,095	595	210	385	75	35	30	65	35	60	25	30	95	45	55	45	295	300
2017	6,625	6,035	590	195	390	80	30	30	70	35	60	20	30	85	50	55	40	285	305
2018	6,645	6,060	585	200	385	75	35	35	70	35	55	25	30	90	40	60	35	285	305
2019	6,530	5,915	615	190	425	85	30	40	70	35	55	25	30	80	50	65	50	285	335
2020	6,555	5,920	635	200	440	80	30	40	70	45	50	30	30	90	50	75	50	290	350
2021	6,505	5,850	655	205	450	85	25	35	70	35	50	30	30	95	55	85	60	300	360
2022	6,560	5,800	760	235	525	85	30	35	80	40	50	40	35	105	65	105	80	320	390
2023	6,645	5,800	840	275	565	80	30	45	80	45	55	35	30	145	75	135	85	365	430
2024	6,650	5,785	865	265	600	90	30	40	75	50	50	40	30	150	70	155	85	–	–
2025	6,815	5,920	900	260	635	100	25	50	80	50	50	40	30	145	80	155	90	–	–
2026	6,810	5,905	905	255	650	100	25	50	80	60	50	40	25	140	75	160	95	–	–

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