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Gais

Municipality in the canton of Appenzell Ausserrhoden · FSO no. 3022

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

Open map at the Gais center

The parcel data lists 1’782 parcels in Gais, covering 21.2 km². 65.7% of them have at least one registered building. The median parcel measures 1’345 m².

Key figures

Parcels
1’782
6.5% of the canton
Total area
21.2 km²

8.7% of the canton

Median area
1’345 m²

Canton: 1’095 m²

Switzerland: 870 m²

Built share
65.7%

Canton: 66.9%

Switzerland: 52%

Median year built
1975

Canton: 1965

Switzerland: 1976

About Gais

Gais ranks 5th of 20 municipalities in the canton of Appenzell Ausserrhoden by number of parcels and holds 6.5% of the canton's parcels on 8.7% of its area. The median parcel in Gais measures 1’345 m², larger than the canton median of 1’095 m². Gais is about as built-up as the canton as a whole: 65.7% of its parcels have a building, against 66.9% across the canton.

The zones with the most parcels are Landwirtschaftszone (40.4%), Wohnzone (21%) and Wald (13.9%). In total, Gais uses 13 zone designations.

According to the building register, Gais has 1’758 buildings with 1’666 dwellings, 0.9 dwellings per building on average. Most residential buildings are single-family houses (73.8%). Non-residential buildings account for 42.4% of all buildings.

Built parcels most often have their newest building from before 1920 (33% of them), and 19.5% have one from 2001 or later. The median year built, 1975, is more recent than in the canton as a whole (1965).

Built and unbuilt parcels

Built: 1’171 (65.7%)Unbuilt: 611 (34.3%)

Parcels by zone

Parcels by zone, the 13 largest zones first
ZoneParcels
Landwirtschaftszone72013.33 km²61.3%
Wohnzone3750.31 km²94.4%
Wald2476.68 km²10.9%
Wohn- und Gewerbezone2160.21 km²94.9%
Kernzone820.04 km²90.2%
Verkehrsfläche500.23 km²8.0%
Gewerbezone250.07 km²92.0%
Zone für öffentliche Bauten und Anlagen250.10 km²80.0%
Grünzone im Baugebiet200.07 km²60.0%
Gewässer80.05 km²25.0%
übriges Gemeindegebiet80.07 km²50.0%
Intensiverholungszone40.01 km²75.0%
Kurzone20.03 km²100.0%

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

Building stock

The building register lists 1’758 buildings with 1’666 dwellings here; 705 of them are single-family houses.

Buildings
1’758
Dwellings
1’666
Single-family houses
705
Building volume
2.3 million m³

Buildings by category

  • Residential955
  • Mixed use55
  • Non-residential746
  • Other2

Construction periods

Built parcels by construction period of their newest building
  • Before 1920386
  • 1920-194531
  • 1946-196052
  • 1961-1980184
  • 1981-2000270
  • 2001-2010120
  • 2011-202086
  • 2021 and later22
  • Unknown year20

Maps and geodata for Gais

geopool works as a GIS and geoportal for Gais. 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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