3245 Postcode — Sommelsdijk, South Holland

English Nederlands

4-digit postcode 3245 covers Sommelsdijk, 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: 7,535
Households: 3,270
Average property value: €345,000
Owner-occupied: 60%
Average household size: 2.2
Urbanity: Moderately urban

Where 3245 is

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

People

Residents	7,535
Men	3,635
Women	3,900
Under 15	1,110
15 to 25	830
25 to 45	1,680
45 to 65	1,895
65 and over	2,025
Born abroad, in Europe	0%
Born abroad, outside Europe	0%

Households

Households	3,270
Average size	2.2
One-person households	34.3%1,120
Couples without children	1,120
One-parent families	5.5%180
Two-parent families	850

Housing

Homes	3,515
Average property value (WOZ)	€345,000
Owner-occupied	60%
Rented	40%
Housing-association homes	1,085
Flats and shared buildings	23.5%825
Built before 1945	17.5%615
Unoccupied	3.1%110

Area

Addresses per square kilometre	1,321
Urbanity	Moderately urban
Residents on unemployment, disability or income support	5.3%400

Against the national median

The tick is the national median.

Housing

Owner-occupied	60%
Rented	40%
Flats and shared buildings	23.5%
Built before 1945	17.5%
Unoccupied	3.1%

Households

One-person households	34.3%
One-parent families	5.5%
Residents on unemployment, disability or income support	5.3%

Age bands

Under 15	14.7215%
15 to 25	11.008%
25 to 45	22.2812%
45 to 65	25.1326%
65 and over	26.8568%

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.