1812 Postcode — Alkmaar, North Holland

English Nederlands

4-digit postcode 1812 covers Alkmaar, North 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: 220
Households: 100
Average property value: €468,000
Owner-occupied: 80%
Average household size: 2.2
Urbanity: Little urban

Where 1812 is

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

People

Residents	220
Men	120
Women	100
Under 15	20
15 to 25	15
25 to 45	50
45 to 65	75
65 and over	60

Households

Households	100
Average size	2.2
One-person households	30%30
Couples without children	35
One-parent families	5%5
Two-parent families	25

Housing

Homes	80
Average property value (WOZ)	€468,000
Owner-occupied	80%
Rented	10%
Flats and shared buildings	25%20
Built before 1945	43.8%35
Unoccupied	12.5%10

Area

Addresses per square kilometre	997
Urbanity	Little urban
Residents on unemployment, disability or income support	6.8%15

Against the national median

The tick is the national median.

Housing

Owner-occupied	80%
Rented	10%
Flats and shared buildings	25%
Built before 1945	43.8%
Unoccupied	12.5%

Households

One-person households	30%
One-parent families	5%
Residents on unemployment, disability or income support	6.8%

Age bands

Under 15	9.09091%
15 to 25	6.81818%
25 to 45	22.7273%
45 to 65	34.0909%
65 and over	27.2727%

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.