1621 Postcode — Hoorn, North Holland

English Nederlands

4-digit postcode 1621 covers Hoorn, 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: 5,865
Households: 3,375
Average property value: €396,000
Owner-occupied: 50%
Average household size: 1.7
Urbanity: Strongly urban

Where 1621 is

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

People

Residents	5,865
Men	2,840
Women	3,025
Under 15	435
15 to 25	650
25 to 45	1,630
45 to 65	1,560
65 and over	1,590
Born abroad, in Europe	10%
Born abroad, outside Europe	10%

Households

Households	3,375
Average size	1.7
One-person households	52.7%1,780
Couples without children	985
One-parent families	6.2%210
Two-parent families	400

Housing

Homes	3,560
Average property value (WOZ)	€396,000
Owner-occupied	50%
Rented	50%
Housing-association homes	670
Flats and shared buildings	57.7%2,055
Built before 1945	52.4%1,865
Unoccupied	7%250

Area

Addresses per square kilometre	2,132
Urbanity	Strongly urban
Residents on unemployment, disability or income support	6.7%395

Against the national median

The tick is the national median.

Housing

Owner-occupied	50%
Rented	50%
Flats and shared buildings	57.7%
Built before 1945	52.4%
Unoccupied	7%

Households

One-person households	52.7%
One-parent families	6.2%
Residents on unemployment, disability or income support	6.7%

Age bands

Under 15	7.41688%
15 to 25	11.0827%
25 to 45	27.792%
45 to 65	26.5985%
65 and over	27.11%

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.