|• Total||0.33 km2 (0.13 sq mi)|
|Elevation||4 m (13 ft)|
|• Density||648/km2 (1,680/sq mi)|
|Time zone||UTC+01:00 (CET)|
|• Summer (DST)||UTC+02:00 (CEST)|
Tjøtta is a village in Alstahaug Municipality in Nordland county, Norway. It is located on the southern tip of the island of Tjøtta, which is located south of the large island of Alsta. The village is located on an island, but it does have a mainland road connection via Norwegian County Road 17 and a series of bridges heading north to the town of Sandnessjøen. The historic Tjøtta Church is located in the village. 
The climate is mild, compared with most of Northern Norway, with a long summer suited for agriculture. The monthly 24-hr averages range from −1.8 °C (28.8 °F) in the coldest month to 13 °C (55 °F) in both July and August. The average yearly rainfall is 1,020 millimetres (40 in).
Tjøtta is mentioned in the Heimskringla many times; this was the home of Hárek of Tjøtta, one of the leaders of the peasant army which killed Olav Haraldsson at the Battle of Stiklestad. There is archeological evidence of Iron Age agriculture in the area- Tjøtta gard, the largest medieval farm in North Norway, is also located in Tjøtta.
Tjøtta kyrkje, Tjøtta Church
- Statistisk sentralbyrå (1 January 2017). "Urban settlements. Population and area, by municipality".
- "Tjøtta, Alstahaug (Nordland)". yr.no. Retrieved 2018-09-20.
- Thorsnæs, Geir, ed. (2016-02-29). "Tjøtta – tettsted". Store norske leksikon (in Norwegian). Kunnskapsforlaget. Retrieved 2018-09-20.
- met.no. "Tjøtta 1961-90".
- Thorsnæs, Geir, ed. (2016-02-29). "Tjøtta – øy". Store norske leksikon (in Norwegian). Kunnskapsforlaget. Retrieved 2018-09-20.
- Thorsnæs, Geir, ed. (2016-05-16). "Tjøtta – tidligere kommune". Store norske leksikon (in Norwegian). Kunnskapsforlaget. Retrieved 2018-09-20.