9591 Postcode — Onstwedde, Groningen

English Nederlands

4-digit postcode 9591 covers Onstwedde, 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: 2,840
Households: 1,200
Average property value: €336,000
Owner-occupied: 70%
Average household size: 2.3
Urbanity: Not urban

Where 9591 is

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

People

Residents	2,840
Men	1,385
Women	1,455
Under 15	410
15 to 25	325
25 to 45	525
45 to 65	790
65 and over	785
Born abroad, in Europe	0%
Born abroad, outside Europe	0%

Households

Households	1,200
Average size	2.3
One-person households	30.4%365
Couples without children	435
One-parent families	6.2%75
Two-parent families	325

Housing

Homes	1,250
Average property value (WOZ)	€336,000
Owner-occupied	70%
Rented	30%
Housing-association homes	215
Flats and shared buildings	8.4%105
Built before 1945	40%500
Unoccupied	4.8%60

Area

Addresses per square kilometre	196
Urbanity	Not urban
Residents on unemployment, disability or income support	7.2%205

Against the national median

The tick is the national median.

Housing

Owner-occupied	70%
Rented	30%
Flats and shared buildings	8.4%
Built before 1945	40%
Unoccupied	4.8%

Households

One-person households	30.4%
One-parent families	6.2%
Residents on unemployment, disability or income support	7.2%

Age bands

Under 15	14.4621%
15 to 25	11.4638%
25 to 45	18.5185%
45 to 65	27.866%
65 and over	27.6896%

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.