3363 Postcode — Sliedrecht, South Holland

English Nederlands

4-digit postcode 3363 covers Sliedrecht, 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: 8,155
Households: 3,085
Average property value: €367,000
Owner-occupied: 70%
Average household size: 2.4
Urbanity: Moderately urban

Where 3363 is

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

People

Residents	8,155
Men	4,165
Women	3,990
Under 15	1,500
15 to 25	915
25 to 45	2,310
45 to 65	1,885
65 and over	1,545
Born abroad, in Europe	0%
Born abroad, outside Europe	10%

Households

Households	3,085
Average size	2.4
One-person households	30.6%945
Couples without children	915
One-parent families	6.2%190
Two-parent families	1,030

Housing

Homes	3,170
Average property value (WOZ)	€367,000
Owner-occupied	70%
Rented	30%
Housing-association homes	920
Flats and shared buildings	33.9%1,075
Built before 1945	1.1%35
Unoccupied	1.9%60

Area

Addresses per square kilometre	1,231
Urbanity	Moderately urban
Residents on unemployment, disability or income support	11%900

Against the national median

The tick is the national median.

Housing

Owner-occupied	70%
Rented	30%
Flats and shared buildings	33.9%
Built before 1945	1.1%
Unoccupied	1.9%

Households

One-person households	30.6%
One-parent families	6.2%
Residents on unemployment, disability or income support	11%

Age bands

Under 15	18.3936%
15 to 25	11.2201%
25 to 45	28.3262%
45 to 65	23.1147%
65 and over	18.9454%

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.