Wittnau
Municipality in the canton of Aargau · FSO no. 4181
Parcel data from Jul 2025, statistics computed on 26 Sept 2026.
Open map at the Wittnau center
The parcel data lists 1’476 parcels in Wittnau, covering 11.2 km². 36.4% of them have at least one registered building. The median parcel measures 1’411 m².
Key figures
- Parcels
- 1’476
- 0.5% of the canton
- Total area
- 11.2 km²
0.8% of the canton
- Median area
- 1’411 m²
Canton: 863 m²
Switzerland: 870 m²
- Built share
- 36.4%
Canton: 55.4%
Switzerland: 52%
- Median year built
- 1989
Canton: 1986
Switzerland: 1976
About Wittnau
Wittnau is a municipality in the canton of Aargau and holds 0.5% of the canton's parcels in the data, on 0.8% of their area. The median parcel in Wittnau measures 1’411 m², larger than the canton median of 863 m². Wittnau is less built-up than the canton as a whole: 36.4% of its parcels have a building, against 55.4% across the canton.
The zones with the most parcels are Landwirtschaftszone (35.4%), Wald (21.3%) and Wohnzone 2 (20.6%). In total, Wittnau uses 16 zone designations.
According to the building register, Wittnau has 834 buildings with 677 dwellings, 0.8 dwellings per building on average. Most residential buildings are single-family houses (73.8%). Non-residential buildings account for 48.1% of all buildings.
Built parcels most often have their newest building from 1981 to 2000 (30.1% of them), and 30.7% have one from 2001 or later. The median year built, 1989, is close to that of the canton as a whole (1986).
Built and unbuilt parcels
Built: 538 (36.4%)Unbuilt: 938 (63.6%)
Parcels by zone
| Zone | Parcels | Area | Built |
|---|---|---|---|
| Landwirtschaftszone | 522 | 4.36 km² | 16.1% |
| Wald | 314 | 5.80 km² | 5.4% |
| Wohnzone 2 | 304 | 0.25 km² | 77.3% |
| Dorfkernzone | 197 | 0.13 km² | 78.7% |
| Magerwiese | 27 | 0.23 km² | 22.2% |
| Kantonsstrasse | 24 | 0.10 km² | 4.2% |
| Wohn- und Gewerbezone 2 | 21 | 0.03 km² | 66.7% |
| Fromentalwiese | 14 | 0.16 km² | 21.4% |
| Gewässer | 10 | 0.02 km² | 0.0% |
| Zone für öffentliche Bauten und Anlagen | 10 | 0.03 km² | 70.0% |
| Wohn- und Gewerbezone 3 | 9 | 0.01 km² | 55.6% |
| Gewerbezone | 8 | 0.06 km² | 50.0% |
| Other zones (4 labels) | 16 | 0.06 km² | 43.8% |
Zone names are the municipal designations. A canton lists each wording separately.
Building stock
The building register lists 834 buildings with 677 dwellings here; 302 of them are single-family houses.
- Buildings
- 834
- Dwellings
- 677
- Single-family houses
- 302
- Building volume
- 910’313 m³
Buildings by category
Construction periods
Built parcels by construction period of their newest buildingMaps and geodata for Wittnau
geopool works as a GIS and geoportal for Wittnau. Its parcel map shows the parcels of the official cadastral survey with their area, their zone from the municipal zoning plan and their buildings, on swisstopo maps. Building zones, the property map and the geodata of each parcel open on the geopool map. The ÖREB extract of a parcel (public-law restrictions on landownership) is in lookup.
Explore more data for Wittnau
- Building zones and density Wittnauin room
- ÖREB extract Wittnauin lookup
- Building age Wittnauin roots
- Building heights and headroom Wittnauin roofs
- Solar potential Wittnauin soolar
- Points of interest and accessibility Wittnauin scoore
- Tax rates Wittnauin taxoo