3333 Postcode — Zwijndrecht, South Holland

English Nederlands

4-digit postcode 3333 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: 7,105
Households: 3,285
Average property value: €279,000
Owner-occupied: 50%
Average household size: 2.1
Urbanity: Strongly urban

Where 3333 is

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

People

Residents	7,105
Men	3,525
Women	3,580
Under 15	1,200
15 to 25	835
25 to 45	2,100
45 to 65	1,755
65 and over	1,215
Born abroad, in Europe	10%
Born abroad, outside Europe	10%

Households

Households	3,285
Average size	2.1
One-person households	39.9%1,310
Couples without children	800
One-parent families	12.3%405
Two-parent families	770

Housing

Homes	3,385
Average property value (WOZ)	€279,000
Owner-occupied	50%
Rented	50%
Housing-association homes	1,265
Flats and shared buildings	48.6%1,645
Built before 1945	5%170
Unoccupied	6.1%205

Area

Addresses per square kilometre	1,918
Urbanity	Strongly urban
Residents on unemployment, disability or income support	8.9%630

Against the national median

The tick is the national median.

Housing

Owner-occupied	50%
Rented	50%
Flats and shared buildings	48.6%
Built before 1945	5%
Unoccupied	6.1%

Households

One-person households	39.9%
One-parent families	12.3%
Residents on unemployment, disability or income support	8.9%

Age bands

Under 15	16.8895%
15 to 25	11.7523%
25 to 45	29.5567%
45 to 65	24.7009%
65 and over	17.1006%

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.