Postcode 1525 Westknollendam
About 570 people live in postcode area 1525 in Westknollendam (municipality Zaanstad), in 255 households.
The average home value (WOZ) was €411,000 in 2023, up 80% from €228,000 in 2016.
70% of homes are owner-occupied, 8.3% are apartments and 18.8% were built before 1945.
Liveability is in the top 85% of Dutch postcode areas (Leefbaarometer 2024).
Check an address in 1525
Year built, floor area and neighbourhood facts for one home. Free.
Home values over time
| 2016 | €228,000 |
| 2017 | €240,000 +5.3% |
| 2018 | €245,000 +2.1% |
| 2019 | €282,000 +15.1% |
| 2020 | €309,000 +9.6% |
| 2021 | €334,000 +8.1% |
| 2022 | €361,000 +8.1% |
| 2023 | €411,000 +13.9% |
Average WOZ value (municipal tax valuation) of homes in this postcode area, CBS.
Who lives here
| Age 0–14 | 11.4% |
| Age 15–24 | 11.4% |
| Age 25–44 | 20.2% |
| Age 45–64 | 36.8% |
| Age 65+ | 20.2% |
| Single-person households | 27.5% |
| Families with children | 35.3% |
| Average household size | 2.3 |
| Median household income | – |
| Urbanity | rural |
CBS 2024
Homes
| Homes | 240 |
| Owner-occupied / rented | 70% / 30% |
| Social housing | 29.2% |
| Apartments | 8.3% |
| Built before 1945 | 18.8% |
| Built 2015 or later | – |
| Average gas use | 1,100 m³ a year |
| Average electricity use | 2,720 kWh a year |
Distance to everyday places
| Supermarket | 3.3 km |
| GP | 3.5 km |
| Pharmacy | 3.3 km |
| Primary school | 0.5 km |
| Secondary school | 4.2 km |
| Daycare | 2.6 km |
| Train station | 4.2 km |
| Hospital | 5.4 km |
| Library | 4.1 km |
| Swimming pool | 4.8 km |
Average road distance for residents, CBS.
Schools in 1525
| Primary school | Distance | Target level reading / maths |
|---|---|---|
| Openbare Basisschool Theo Thijssen public (non-denominational) · 66 pupils | Piet Kuiperlaan 3 | – / – |
Share of pupils leaving at the target level (2F reading, 1S maths) on the end-of-primary test, 2024. National: 73.7% / 43.3%.
Neighbourhoods in 1525
Westknollendam · Industriebuurt
Crime, liveability breakdown and more per neighbourhood.
Nearby postcodes
1521 Wormerveer · 1531 Wormer · 1534 Oostknollendam · 1536 Markenbinnen · 1511 Oostzaan
Sources: CBS Statistieken per postcode (via PDOK), Leefbaarometer 3.0. Figures are averages for the postcode area. AI agents: factline.dev/llms.txt.