Of the 2.2 square mile size of Burtigny, 58 percent is used for agricultural purposes, 34 percent is forested, six percent is buildings and roads, and one point six percent is unproductive land.
Burtigny has an area, as of 2009, of 5.7 square kilometers (2.2 sq mi). Of this area, 3.3 km (1.3 sq mi) or 58.1% is used for agricultural purposes, while 1.93 km (0.75 sq mi) or 34.0% is forested. Of the rest of the land, 0.34 km (0.13 sq mi) or 6.0% is settled (buildings or roads) and 0.09 km (22 acres) or 1.6% is unproductive land. 
