9987 Postcode — Zijldijk, Groningen

English Nederlands

4-digit postcode 9987 covers Zijldijk, 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: 220
Households: 110
Average property value: €260,000
Owner-occupied: 70%
Average household size: 2
Urbanity: Not urban

Where 9987 is

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

People

Residents	220
Men	120
Women	100
Under 15	25
15 to 25	20
25 to 45	40
45 to 65	75
65 and over	55

Households

Households	110
Average size	2
One-person households	36.4%40
Couples without children	45
One-parent families	4.5%5
Two-parent families	20

Housing

Homes	110
Average property value (WOZ)	€260,000
Owner-occupied	70%
Rented	30%
Housing-association homes	30
Built before 1945	59.1%65
Unoccupied	4.5%5

Area

Addresses per square kilometre	37
Urbanity	Not urban
Residents on unemployment, disability or income support	11.4%25

Against the national median

The tick is the national median.

Housing

Owner-occupied	70%
Rented	30%
Built before 1945	59.1%
Unoccupied	4.5%

Households

One-person households	36.4%
One-parent families	4.5%
Residents on unemployment, disability or income support	11.4%

Age bands

Under 15	11.6279%
15 to 25	9.30233%
25 to 45	18.6047%
45 to 65	34.8837%
65 and over	25.5814%

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.