9917 Postcode — Wirdum, Groningen

English Nederlands

4-digit postcode 9917 covers Wirdum, Groningen. 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: 475
Households: 235
Average property value: €305,000
Owner-occupied: 70%
Average household size: 2
Urbanity: Not urban

Where 9917 is

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

People

Residents	475
Men	240
Women	235
Under 15	60
15 to 25	35
25 to 45	95
45 to 65	140
65 and over	145

Households

Households	235
Average size	2
One-person households	34%80
Couples without children	100
One-parent families	6.4%15
Two-parent families	40

Housing

Homes	245
Average property value (WOZ)	€305,000
Owner-occupied	70%
Rented	30%
Housing-association homes	50
Built before 1945	53.1%130
Unoccupied	6.1%15

Area

Addresses per square kilometre	59
Urbanity	Not urban
Residents on unemployment, disability or income support	7.4%35

Against the national median

The tick is the national median.

Housing

Owner-occupied	70%
Rented	30%
Built before 1945	53.1%
Unoccupied	6.1%

Households

One-person households	34%
One-parent families	6.4%
Residents on unemployment, disability or income support	7.4%

Age bands

Under 15	12.6316%
15 to 25	7.36842%
25 to 45	20%
45 to 65	29.4737%
65 and over	30.5263%

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.