3512 Postcode — Utrecht, Utrecht

English Nederlands

4-digit postcode 3512 covers Utrecht, 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: 8,845
Households: 6,175
Average property value: €590,000
Owner-occupied: 30%
Average household size: 1.4
Urbanity: Very strongly urban

Where 3512 is

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

People

Residents	8,845
Men	4,485
Women	4,360
Under 15	345
15 to 25	1,945
25 to 45	4,090
45 to 65	1,480
65 and over	980
Born abroad, in Europe	10%
Born abroad, outside Europe	10%

Households

Households	6,175
Average size	1.4
One-person households	70.4%4,350
Couples without children	1,420
One-parent families	1.9%120
Two-parent families	285

Housing

Homes	4,815
Average property value (WOZ)	€590,000
Owner-occupied	30%
Rented	70%
Housing-association homes	935
Flats and shared buildings	77.5%3,730
Built before 1945	67.2%3,235
Unoccupied	11%530

Area

Addresses per square kilometre	6,220
Urbanity	Very strongly urban
Residents on unemployment, disability or income support	4.9%430

Against the national median

The tick is the national median.

Housing

Owner-occupied	30%
Rented	70%
Flats and shared buildings	77.5%
Built before 1945	67.2%
Unoccupied	11%

Households

One-person households	70.4%
One-parent families	1.9%
Residents on unemployment, disability or income support	4.9%

Age bands

Under 15	3.90271%
15 to 25	22.0023%
25 to 45	46.267%
45 to 65	16.7421%
65 and over	11.086%

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.