3335 Postcode — Zwijndrecht, South Holland

English Nederlands

4-digit postcode 3335 covers Zwijndrecht, 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: 6,220
Households: 2,585
Average property value: €397,000
Owner-occupied: 80%
Average household size: 2.4
Urbanity: Moderately urban

Where 3335 is

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

People

Residents	6,220
Men	3,105
Women	3,115
Under 15	1,010
15 to 25	575
25 to 45	1,475
45 to 65	1,790
65 and over	1,365
Born abroad, in Europe	0%
Born abroad, outside Europe	10%

Households

Households	2,585
Average size	2.4
One-person households	22.2%575
Couples without children	975
One-parent families	6.4%165
Two-parent families	870

Housing

Homes	2,575
Average property value (WOZ)	€397,000
Owner-occupied	80%
Rented	20%
Housing-association homes	445
Flats and shared buildings	9.9%255
Built before 1945	1.6%40
Unoccupied	1.4%35

Area

Addresses per square kilometre	1,324
Urbanity	Moderately urban
Residents on unemployment, disability or income support	4.7%290

Against the national median

The tick is the national median.

Housing

Owner-occupied	80%
Rented	20%
Flats and shared buildings	9.9%
Built before 1945	1.6%
Unoccupied	1.4%

Households

One-person households	22.2%
One-parent families	6.4%
Residents on unemployment, disability or income support	4.7%

Age bands

Under 15	16.251%
15 to 25	9.25181%
25 to 45	23.7329%
45 to 65	28.8013%
65 and over	21.963%

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.