3231 Postcode — Vierpolders, South Holland

English Nederlands

4-digit postcode 3231 covers Vierpolders, 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: 4,280
Households: 2,170
Average property value: €402,000
Owner-occupied: 60%
Average household size: 1.9
Urbanity: Moderately urban

Where 3231 is

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

People

Residents	4,280
Men	2,115
Women	2,165
Under 15	520
15 to 25	390
25 to 45	1,025
45 to 65	1,345
65 and over	1,000
Born abroad, in Europe	10%
Born abroad, outside Europe	0%

Households

Households	2,170
Average size	1.9
One-person households	43.8%950
Couples without children	655
One-parent families	6.2%135
Two-parent families	430

Housing

Homes	2,240
Average property value (WOZ)	€402,000
Owner-occupied	60%
Rented	40%
Housing-association homes	190
Flats and shared buildings	31.9%715
Built before 1945	37.3%835
Unoccupied	11.4%255

Area

Addresses per square kilometre	1,099
Urbanity	Moderately urban
Residents on unemployment, disability or income support	5.3%225

Against the national median

The tick is the national median.

Housing

Owner-occupied	60%
Rented	40%
Flats and shared buildings	31.9%
Built before 1945	37.3%
Unoccupied	11.4%

Households

One-person households	43.8%
One-parent families	6.2%
Residents on unemployment, disability or income support	5.3%

Age bands

Under 15	12.1495%
15 to 25	9.11215%
25 to 45	23.9486%
45 to 65	31.4252%
65 and over	23.3645%

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.