3237 Postcode — Zwartewaal, South Holland

English Nederlands

4-digit postcode 3237 covers Zwartewaal, South Holland. Dutch postcodes are four digits and two letters. The four digits identify a delivery area, and it is the level Statistics Netherlands publishes against, so the figures below describe this postcode itself rather than the town around it.

Residents: 1,860
Households: 760
Average property value: €432,000
Owner-occupied: 80%
Average household size: 2.4
Urbanity: Not urban

Where 3237 is

Zwartewaal, South Holland — the point recorded for this postal code. It marks the centre of the code, not its boundary.

People

Residents	1,860
Men	975
Women	885
Under 15	270
15 to 25	225
25 to 45	405
45 to 65	570
65 and over	390
Born abroad, in Europe	0%
Born abroad, outside Europe	0%

Households

Households	760
Average size	2.4
One-person households	26.3%200
Couples without children	260
One-parent families	4.6%35
Two-parent families	265

Housing

Homes	765
Average property value (WOZ)	€432,000
Owner-occupied	80%
Rented	20%
Housing-association homes	70
Flats and shared buildings	6.5%50
Built before 1945	17.6%135
Unoccupied	3.9%30

Area

Addresses per square kilometre	262
Urbanity	Not urban
Residents on unemployment, disability or income support	4%75

Against the national median

The tick is the national median.

Housing

Owner-occupied	80%
Rented	20%
Flats and shared buildings	6.5%
Built before 1945	17.6%
Unoccupied	3.9%

Households

One-person households	26.3%
One-parent families	4.6%
Residents on unemployment, disability or income support	4%

Age bands

Under 15	14.5161%
15 to 25	12.0968%
25 to 45	21.7742%
45 to 65	30.6452%
65 and over	20.9677%

Figures from Statistics Netherlands (CBS), key figures per postcode, 1 January 2025. CBS withholds figures for areas with too few residents to publish safely, so a missing value here means withheld, not zero.