Pikrolimni (municipality)

Pikrolimni
Πικρολίμνη
Lake Pikrolimni, known for its high salinity and pelotherapeutic properties, as well as an endangered bird habitat
Pikrolimni
Location within the regional unit
Coordinates: 40°52′N 22°48′E / 40.867°N 22.800°E / 40.867; 22.800
CountryGreece
Administrative regionCentral Macedonia
Regional unitKilkis
MunicipalityKilkis
Area
  Municipal unit164.1 km2 (63.4 sq mi)
Population
 (2021)
  Municipal unit
4,297
  Municipal unit density26/km2 (68/sq mi)
Time zoneUTC+2 (EET)
  Summer (DST)UTC+3 (EEST)
Vehicle registrationΚΙ

Pikrolimni (Greek: Πικρολίμνη) is a former municipality in the Kilkis regional unit, Greece. Since the Kallikratis Plan for local government reform was implemented in 2011, Pikrolimni is administrated as part and constitutes a municipal unit of the municipality of Kilkis. The municipal unit has an area of 164.06 km2, and its population in the 2021 census was 4,297, down from 7,395 in 2001. The seat of the municipality was Mikrokampos.

The namesake of the region, as well as its most famous attraction, is the salt lake Pikrolimni which has been historically important as a source of natron in antiquity and recognised to this day for its pelo- and balneotherapeutic properties.