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Oberwil (BL)

Municipality in the canton of Basel-Landschaft · FSO no. 2771

Parcel data from Jul 2025, statistics computed on 26 Sept 2026.

Open map at the Oberwil (BL) center

The parcel data lists 3’695 parcels in Oberwil (BL), covering 7.9 km². 68.8% of them have at least one registered building. The median parcel measures 556 m².

Key figures

Parcels
3’695
2.9% of the canton
Total area
7.9 km²

1.6% of the canton

Median area
556 m²

Canton: 690 m²

Switzerland: 870 m²

Built share
68.8%

Canton: 56.7%

Switzerland: 52%

Median year built
1977

Canton: 1979

Switzerland: 1976

About Oberwil (BL)

Oberwil (BL) ranks 7th of 86 municipalities in the canton of Basel-Landschaft by number of parcels and holds 2.9% of the canton's parcels on 1.6% of its area. The median parcel in Oberwil (BL) measures 556 m², smaller than the canton median of 690 m². Oberwil (BL) is more built-up than the canton as a whole: 68.8% of its parcels have a building, against 56.7% across the canton.

The zones with the most parcels are Zweigeschossige Wohnzone W2b (54.5%), Landwirtschaftszone (9.1%) and Strasse innerhalb ZPS (5.2%). In total, Oberwil (BL) uses 36 zone designations.

According to the building register, Oberwil (BL) has 4’413 buildings with 5’610 dwellings, 1.3 dwellings per building on average. Most residential buildings are single-family houses (74.5%). Non-residential buildings account for 27.4% of all buildings.

Built parcels most often have their newest building from 1961 to 1980 (38.5% of them), and 21.7% have one from 2001 or later. The median year built, 1977, is close to that of the canton as a whole (1979).

Built and unbuilt parcels

Built: 2’543 (68.8%)Unbuilt: 1’152 (31.2%)

Parcels by zone

Parcels by zone, the 12 largest zones first
ZoneParcels
Zweigeschossige Wohnzone W2b2’0121.05 km²86.4%
Landwirtschaftszone3353.44 km²14.9%
Strasse innerhalb ZPS1930.34 km²4.1%
Waldareal1931.25 km²6.2%
Zweigeschossige Wohnzone W2a1870.16 km²86.6%
W21690.11 km²73.4%
Dreigeschossige Wohnzone W31000.15 km²94.0%
Kernzone980.06 km²96.9%
Strasse ausserhalb ZPS700.18 km²0.0%
Zweigeschossige Wohn-Geschäftszone WG2a610.03 km²88.5%
Zweigeschossige Wohn-Geschäftszone WG2b490.04 km²81.6%
Zone für öffentliche Werke und Anlagen OeWA450.25 km²55.6%
Other zones (24 labels)1830.82 km²76.5%

Zone names are the municipal designations. A canton lists each wording separately.

Building stock

The building register lists 4’413 buildings with 5’610 dwellings here; 1’913 of them are single-family houses.

Buildings
4’413
Dwellings
5’610
Single-family houses
1’913
Building volume
4.4 million m³

Buildings by category

  • Residential2’568
  • Mixed use33
  • Non-residential1’207
  • Other605

Construction periods

Built parcels by construction period of their newest building
  • Before 1920115
  • 1920-194599
  • 1946-1960203
  • 1961-1980979
  • 1981-2000558
  • 2001-2010313
  • 2011-2020153
  • 2021 and later87
  • Unknown year36

Maps and geodata for Oberwil (BL)

geopool works as a GIS and geoportal for Oberwil (BL). 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.

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