Herisau

Herisau
Location of Herisau
Herisau
Herisau
Coordinates: 47°23′N 9°16′E / 47.383°N 9.267°E / 47.383; 9.267
CountrySwitzerland
CantonAppenzell Ausserrhoden
Districtn.a.
Government
 • ExecutiveGemeinderat
with 7 members
 • MayorGemeindepräsident (list)
Kurt Geser
(as of June 2019)
 • ParliamentEinwohnerrat
with 31 members
Area
 • Total
25.17 km2 (9.72 sq mi)
Elevation
771 m (2,530 ft)
Population
 (December 2008)
 • Total
15,527
 • Density616.9/km2 (1,598/sq mi)
Time zoneUTC+01:00 (CET)
 • Summer (DST)UTC+02:00 (CEST)
Postal code
9100
SFOS number3001
ISO 3166 codeCH-AR
Surrounded byDegersheim (SG), Flawil (SG), Gossau (SG), Hundwil, St. Gallen (SG), Schwellbrunn, Stein, Waldstatt
Websitewww.herisau.ch

Herisau (Swiss Standard German pronunciation: [ˈhɛrizaʊ] ) is a municipality and the capital of the canton of Appenzell Ausserrhoden in Switzerland. It is the seat of the canton's government and parliament; the judicial authorities are situated in Trogen.

The central hamlet and the houses around the central square, the Protestant church of 1580, the houses Wetter and zur Rose (both 1737), the hamlet Schwänberg and the government building with the state archive are listed as heritage sites of national significance.

Together with other Alpine towns Herisau engages in the Alpine Town of the Year Association for the implementation of the Alpine Convention to achieve sustainable development in the Alpine Arc. Herisau was awarded Alpine Town of the Year 2003.