6123 Postcode — Holtum, Limburg

English Nederlands

4-digit postcode 6123 covers Holtum, Limburg. 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: 1,135
Households: 560
Average property value: €301,000
Owner-occupied: 80%
Average household size: 2
Urbanity: Not urban

Where 6123 is

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

People

Residents	1,135
Men	570
Women	565
Under 15	120
15 to 25	80
25 to 45	260
45 to 65	305
65 and over	365
Born abroad, in Europe	0%
Born abroad, outside Europe	0%

Households

Households	560
Average size	2
One-person households	32.1%180
Couples without children	235
One-parent families	6.2%35
Two-parent families	110

Housing

Homes	570
Average property value (WOZ)	€301,000
Owner-occupied	80%
Rented	10%
Housing-association homes	45
Flats and shared buildings	5.3%30
Built before 1945	13.2%75
Unoccupied	4.4%25

Area

Addresses per square kilometre	396
Urbanity	Not urban
Residents on unemployment, disability or income support	7.9%90

Against the national median

The tick is the national median.

Housing

Owner-occupied	80%
Rented	10%
Flats and shared buildings	5.3%
Built before 1945	13.2%
Unoccupied	4.4%

Households

One-person households	32.1%
One-parent families	6.2%
Residents on unemployment, disability or income support	7.9%

Age bands

Under 15	10.6195%
15 to 25	7.07965%
25 to 45	23.0088%
45 to 65	26.9912%
65 and over	32.3009%

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.