Trekanten is a neighbourhood in the city of Kristiansand in Agder county, Norway.

It is located in the borough of Vågsbygd and in the district of Slettheia.

[1] The neighborhood includes a large commercial area.

Trekanten is next to Norwegian County Road 456, which in June 2014 was transferred into a new 1.3-kilometre (0.81 mi) dual carriageway tunnel emerging at Trekanten.

[2] The centre contains various shops, offices, child welfare, and healthcare facilities.