Hitzkirch is a municipality in the district of Hochdorf in the canton of Lucerne in Switzerland. On 1 January 2009, Gelfingen, Hämikon, Mosen, Müswangen, Retschwil and Sulz joined Hitzkirch.
Hitzkirch is first mentioned in 1230 as Hiltschilche.
Hitzkirchis is located in the Seetal valley, at the foot of the Lindenberg mountain.
The municipality has an area of 3.7 km2 (1.4 sq mi). Of this area, 66% is used for agricultural purposes, while 14% is forested. Of the rest of the land, 19.7% is settled (buildings or roads) and the remainder (0.3%) is non-productive (rivers, glaciers or mountains).In the 1997 land survey, 23.76% of the total land area was forested. Of the agricultural land, 59.83% is used for farming or pastures, while 7.31% is used for orchards or vine crops. Of the settled areas, 4.79% is covered with buildings, 0.41% is industrial, 0.28% is classed as special developments, 0.24% is parks or greenbelts and 3.05% is transportation infrastructure. Of the unproductive areas, 0.08% is unproductive standing water (ponds or lakes), 0.12% is unproductive flowing water (rivers) and 0.12% is other unproductive land.