2451 Postcode — Leimuiden, South Holland

English Nederlands

4-digit postcode 2451 covers Leimuiden, 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: 4,855
Households: 2,215
Average property value: €498,000
Owner-occupied: 70%
Average household size: 2.2
Urbanity: Little urban

Where 2451 is

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

People

Residents	4,855
Men	2,440
Women	2,415
Under 15	720
15 to 25	475
25 to 45	1,195
45 to 65	1,330
65 and over	1,140
Born abroad, in Europe	10%
Born abroad, outside Europe	0%

Households

Households	2,215
Average size	2.2
One-person households	33.9%750
Couples without children	725
One-parent families	6.8%150
Two-parent families	595

Housing

Homes	2,120
Average property value (WOZ)	€498,000
Owner-occupied	70%
Rented	30%
Housing-association homes	580
Flats and shared buildings	13%275
Built before 1945	7.8%165
Unoccupied	4.7%100

Area

Addresses per square kilometre	524
Urbanity	Little urban
Residents on unemployment, disability or income support	4.7%230

Against the national median

The tick is the national median.

Housing

Owner-occupied	70%
Rented	30%
Flats and shared buildings	13%
Built before 1945	7.8%
Unoccupied	4.7%

Households

One-person households	33.9%
One-parent families	6.8%
Residents on unemployment, disability or income support	4.7%

Age bands

Under 15	14.8148%
15 to 25	9.77366%
25 to 45	24.5885%
45 to 65	27.3663%
65 and over	23.4568%

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.