2323 Postcode — Leiden, South Holland

English Nederlands

4-digit postcode 2323 covers Leiden, 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: 180
Households: 100
Average property value: €975,000
Owner-occupied: 90%
Average household size: 1.8
Urbanity: Moderately urban

Where 2323 is

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

People

Residents	180
Men	95
Women	85
Under 15	10
15 to 25	30
25 to 45	30
45 to 65	70
65 and over	45
Born abroad, outside Europe	10%

Households

Households	100
Average size	1.8
One-person households	50%50
Couples without children	25
Two-parent families	20

Housing

Homes	65
Average property value (WOZ)	€975,000
Owner-occupied	90%
Flats and shared buildings	7.7%5
Built before 1945	46.2%30

Area

Addresses per square kilometre	1,294
Urbanity	Moderately urban
Residents on unemployment, disability or income support	5.6%10

Against the national median

The tick is the national median.

Housing

Owner-occupied	90%
Flats and shared buildings	7.7%
Built before 1945	46.2%

Households

One-person households	50%
Residents on unemployment, disability or income support	5.6%

Age bands

Under 15	5.40541%
15 to 25	16.2162%
25 to 45	16.2162%
45 to 65	37.8378%
65 and over	24.3243%

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.