3821 Postcode — Amersfoort, Utrecht

English Nederlands

4-digit postcode 3821 covers Amersfoort, Utrecht. 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: 1,045
Households: 765
Average property value: €301,000
Owner-occupied: 30%
Average household size: 1.4
Urbanity: Strongly urban

Where 3821 is

Amersfoort, Utrecht — the point recorded for this postal code. It marks the centre of the code, not its boundary.

People

Residents	1,045
Men	560
Women	485
Under 15	75
15 to 25	275
25 to 45	475
45 to 65	165
65 and over	55
Born abroad, in Europe	30%
Born abroad, outside Europe	20%

Households

Households	765
Average size	1.4
One-person households	74.5%570
Couples without children	100
One-parent families	7.8%60
Two-parent families	35

Housing

Homes	425
Average property value (WOZ)	€301,000
Owner-occupied	30%
Rented	70%
Housing-association homes	105
Flats and shared buildings	87.1%370
Built before 1945	9.4%40
Unoccupied	4.7%20

Area

Addresses per square kilometre	1,523
Urbanity	Strongly urban
Residents on unemployment, disability or income support	10.5%110

Against the national median

The tick is the national median.

Housing

Owner-occupied	30%
Rented	70%
Flats and shared buildings	87.1%
Built before 1945	9.4%
Unoccupied	4.7%

Households

One-person households	74.5%
One-parent families	7.8%
Residents on unemployment, disability or income support	10.5%

Age bands

Under 15	7.17703%
15 to 25	26.3158%
25 to 45	45.4545%
45 to 65	15.7895%
65 and over	5.26316%

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.