3515 Postcode — Utrecht, Utrecht

English Nederlands

4-digit postcode 3515 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: 6,265
Households: 3,510
Average property value: €465,000
Owner-occupied: 40%
Average household size: 1.7
Urbanity: Very strongly urban

Where 3515 is

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

People

Residents	6,265
Men	3,075
Women	3,190
Under 15	800
15 to 25	855
25 to 45	2,680
45 to 65	1,310
65 and over	620
Born abroad, in Europe	10%
Born abroad, outside Europe	10%

Households

Households	3,510
Average size	1.7
One-person households	58.3%2,045
Couples without children	765
One-parent families	5.1%180
Two-parent families	520

Housing

Homes	3,140
Average property value (WOZ)	€465,000
Owner-occupied	40%
Rented	60%
Housing-association homes	910
Flats and shared buildings	69.9%2,195
Built before 1945	46.7%1,465
Unoccupied	5.1%160

Area

Addresses per square kilometre	5,737
Urbanity	Very strongly urban
Residents on unemployment, disability or income support	6.9%435

Against the national median

The tick is the national median.

Housing

Owner-occupied	40%
Rented	60%
Flats and shared buildings	69.9%
Built before 1945	46.7%
Unoccupied	5.1%

Households

One-person households	58.3%
One-parent families	5.1%
Residents on unemployment, disability or income support	6.9%

Age bands

Under 15	12.7694%
15 to 25	13.6472%
25 to 45	42.7773%
45 to 65	20.9098%
65 and over	9.89625%

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.