Postcode · Hoogezand, Groningen

Postcode 9603: Neighbourhood Kalkwijk

On 1 January 2026, postcode 9603 in Hoogezand (Kalkwijk) had 3,690 residents. 16.5% of them (610 people) have a migration background: they were born abroad or have at least one parent who was. That is lower than Hoogezand (30.5%) and lower than the national average (29.1%). The largest origin groups are other Asia (2.7%), Turkey (2.4%) and Germany (1.9%). 46.7% of residents with a migration background were born abroad themselves. Since 2022 the share has risen by 3.5 percentage points.

Residents: 3,690 on 1 January 2026
Migration background: 16.5% 610 people
Born abroad: 46.7% of those with a migration background
Change since 2022: +3.5 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

84% 17%

Dutch origin 83.6% 3,085
Migration background 16.5% 610

Largest origin groups

Bars show each group’s share of all residents of 9603. For comparison, the line marks Hoogezand and the circle the Netherlands.

Other Asia Asia excluding Indonesia and Turkey

2.7% 100 people

Hoogezand 4.7% Netherlands 5.3%
Turkey

2.4% 90 people

Hoogezand 4.7% Netherlands 2.6%
Germany

1.9% 70 people

Hoogezand 1.7% Netherlands 1.9%
Other Europe Europe excluding the Netherlands, Belgium, Germany and Poland

1.9% 70 people

Hoogezand 4.9% Netherlands 5.6%
Suriname

1.8% 65 people

Hoogezand 4.6% Netherlands 2.0%
Dutch Caribbean Aruba, Curaçao, Sint Maarten, Bonaire, Sint Eustatius and Saba

1.5% 55 people

Hoogezand 2.1% Netherlands 1.1%
Indonesia

1.4% 50 people

Hoogezand 1.8% Netherlands 1.9%
Other Africa Africa excluding Morocco

0.95% 35 people

Hoogezand 2.4% Netherlands 2.3%
Other Americas & Oceania Americas and Oceania excluding Suriname and the Dutch Caribbean

0.81% 30 people

Hoogezand 1.2% Netherlands 1.7%
Poland

0.68% 25 people

Hoogezand 1.1% Netherlands 1.4%
Morocco

0.41% 15 people

Hoogezand 1.2% Netherlands 2.4%
Belgium

0.14% 5 people

Hoogezand 0.18% Netherlands 0.76%

First and second generation

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

47% 53%

Born abroad (first generation) 46.7% 285
Born in the Netherlands (second generation) 53.3% 325

Men and women

Men: 1,805
Women: 1,885

Compared with all postcodes

Netherlands 29.1% 9603 16.5%

Higher than 46% 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

16.5%

9603
Hoogezand
Netherlands

Show as table

Year	9603	Hoogezand	Netherlands
1998	8.4%	19.3%	16.7%
1999	8.0%	19.6%	17.1%
2000	8.0%	19.9%	17.5%
2001	8.1%	20.3%	18.0%
2002	8.9%	20.8%	18.4%
2003	8.8%	21.1%	18.8%
2004	8.6%	21.4%	19.0%
2005	9.4%	21.5%	19.2%
2006	10.7%	21.7%	19.3%
2007	11.1%	21.8%	19.4%
2008	10.4%	21.8%	19.6%
2009	10.5%	22.2%	19.9%
2010	10.7%	22.5%	20.3%
2011	10.9%	22.7%	20.6%
2012	11.2%	22.9%	20.9%
2013	10.9%	23.1%	21.1%
2014	10.8%	23.2%	21.4%
2015	11.3%	23.5%	21.7%
2016	10.6%	23.5%	22.1%
2017	10.6%	24.0%	22.6%
2018	11.1%	24.6%	23.1%
2019	11.0%	25.0%	23.6%
2020	11.3%	25.6%	24.2%
2021	11.9%	26.1%	24.6%
2022	13.0%	27.1%	26.0%
2023	14.2%	28.2%	27.1%
2024	14.8%	28.7%	27.9%
2025	15.4%	29.6%	28.5%
2026	16.5%	30.5%	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
9602 Zuid	36.7%	11,530	+2.4 pp	Turkey
9611 Magrietpark	16.5%	8,310	+3.0 pp	Other Europe
9601 Foxham en Hoogezand-Noord	27.5%	6,920	+5.2 pp	Other Europe
9605 Kiel-Windeweer	12.7%	825	+2.8 pp	Other Europe
9631 Borgercompagnie (Veendam)	3.5%	425	−1.0 pp	Indonesia
9632 Muntendam	8.3%	60	+8.3 pp	–

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	2,025	1,855	170	70	105	5	0	55	30	5	30	5	0	35	5	5	0	100	70
1999	2,050	1,880	165	75	85	0	0	50	25	10	35	5	5	30	0	5	0	100	70
2000	2,050	1,880	165	70	95	5	0	55	25	5	35	5	5	25	0	5	0	95	65
2001	2,095	1,920	170	80	90	5	0	50	25	5	35	5	5	35	0	5	0	110	65
2002	2,070	1,885	185	85	100	5	5	45	30	5	40	5	0	40	0	10	0	110	65
2003	2,055	1,875	180	80	95	5	0	45	30	5	35	5	0	40	0	10	0	110	70
2004	2,085	1,905	180	80	110	5	0	45	30	5	35	5	5	35	5	20	0	110	75
2005	2,350	2,130	220	75	150	15	5	50	45	10	35	5	0	35	5	15	5	120	100
2006	2,525	2,250	270	85	185	20	0	65	45	15	45	5	0	35	15	20	5	140	135
2007	2,610	2,325	290	90	200	20	0	65	50	15	45	5	0	40	15	25	10	140	145
2008	2,740	2,455	285	90	200	20	10	65	50	15	45	10	0	35	5	25	10	140	145
2009	2,950	2,635	310	110	205	20	5	65	50	20	50	5	5	50	10	30	5	160	150
2010	3,045	2,720	325	115	215	20	10	65	50	20	55	5	5	50	5	40	5	170	160
2011	3,035	2,705	330	120	220	20	10	65	50	15	55	10	0	55	5	40	15	175	155
2012	3,030	2,695	340	120	220	30	5	60	55	20	55	10	0	55	5	35	10	175	160
2013	3,035	2,705	330	110	210	30	5	55	50	20	55	10	5	40	10	30	10	165	160
2014	3,015	2,690	325	115	210	35	5	55	50	15	55	10	5	45	5	30	15	175	150
2015	3,060	2,715	345	120	220	25	15	60	55	25	50	10	10	50	0	25	15	180	160
2016	3,015	2,695	320	110	210	25	5	60	50	20	55	15	0	40	5	30	15	175	150
2017	3,020	2,700	320	110	210	25	5	60	55	20	50	15	0	45	5	25	15	170	150
2018	3,100	2,755	345	120	220	35	5	60	50	20	55	10	5	50	10	30	10	180	165
2019	3,185	2,835	350	120	230	40	5	60	45	20	50	15	5	50	15	30	15	175	170
2020	3,265	2,895	370	140	230	40	5	65	50	20	55	15	0	70	10	25	15	195	175
2021	3,365	2,965	400	140	255	45	5	65	50	30	50	15	5	70	15	30	15	195	200
2022	3,565	3,105	465	140	325	55	10	70	60	35	60	15	10	55	20	50	30	210	235
2023	3,595	3,085	510	150	360	60	15	70	60	40	65	15	5	65	25	65	30	225	275
2024	3,655	3,115	540	170	370	60	15	65	55	45	65	20	5	80	25	75	25	–	–
2025	3,675	3,115	565	165	395	70	15	65	55	50	70	20	5	70	30	85	30	–	–
2026	3,690	3,085	610	175	435	90	15	65	50	55	70	25	5	70	35	100	30	–	–

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