9725 Postcode — Groningen, Groningen

English Nederlands

4-digit postcode 9725 covers Groningen, 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: 6,225
Households: 4,530
Average property value: €285,000
Owner-occupied: 30%
Average household size: 1.4
Urbanity: Very strongly urban

Where 9725 is

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

People

Residents	6,225
Men	3,045
Women	3,185
Under 15	310
15 to 25	1,910
25 to 45	2,385
45 to 65	860
65 and over	760
Born abroad, in Europe	10%
Born abroad, outside Europe	10%

Households

Households	4,530
Average size	1.4
One-person households	72.2%3,270
Couples without children	950
One-parent families	3.1%140
Two-parent families	165

Housing

Homes	3,570
Average property value (WOZ)	€285,000
Owner-occupied	30%
Rented	70%
Housing-association homes	965
Flats and shared buildings	90.9%3,245
Built before 1945	45.8%1,635
Unoccupied	5.2%185

Area

Addresses per square kilometre	4,472
Urbanity	Very strongly urban
Residents on unemployment, disability or income support	9.1%565

Against the national median

The tick is the national median.

Housing

Owner-occupied	30%
Rented	70%
Flats and shared buildings	90.9%
Built before 1945	45.8%
Unoccupied	5.2%

Households

One-person households	72.2%
One-parent families	3.1%
Residents on unemployment, disability or income support	9.1%

Age bands

Under 15	4.97992%
15 to 25	30.6827%
25 to 45	38.3133%
45 to 65	13.8153%
65 and over	12.2088%

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.