3825 Postcode — Amersfoort, Utrecht

English Nederlands

4-digit postcode 3825 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: 14,440
Households: 5,110
Average property value: €538,000
Owner-occupied: 70%
Average household size: 2.8
Urbanity: Strongly urban

Where 3825 is

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

People

Residents	14,440
Men	7,265
Women	7,175
Under 15	3,430
15 to 25	2,035
25 to 45	3,905
45 to 65	4,125
65 and over	940
Born abroad, in Europe	0%
Born abroad, outside Europe	10%

Households

Households	5,110
Average size	2.8
One-person households	20.7%1,060
Couples without children	1,090
One-parent families	9.7%495
Two-parent families	2,465

Housing

Homes	5,115
Average property value (WOZ)	€538,000
Owner-occupied	70%
Rented	30%
Housing-association homes	885
Flats and shared buildings	18%920
Built before 1945	0.1%5
Unoccupied	1.8%90

Area

Addresses per square kilometre	1,905
Urbanity	Strongly urban
Residents on unemployment, disability or income support	5.6%815

Against the national median

The tick is the national median.

Housing

Owner-occupied	70%
Rented	30%
Flats and shared buildings	18%
Built before 1945	0.1%
Unoccupied	1.8%

Households

One-person households	20.7%
One-parent families	9.7%
Residents on unemployment, disability or income support	5.6%

Age bands

Under 15	23.7617%
15 to 25	14.0977%
25 to 45	27.0523%
45 to 65	28.5764%
65 and over	6.51195%

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.