Courtelary has an area of 22.21 km² (8.58 sq mi).
 Of this area, 11.39 km² (4.40 sq mi) or 51.4% is used for agricultural purposes, while 9.66 km² (3.73 sq mi) or 43.6% is forested.
  Of the rest of the land, 0.99 km² (0.38 sq mi) or 4.5% is settled (buildings or roads), 0.03 km² (7.4 acres) or 0.1% is either rivers or lakes and 0.02 km² (4.9 acres) or 0.1% is unproductive land.

Of the built up area, housing and buildings made up 1.9% and transportation infrastructure made up 1.9%.
 Out of the forested land, 37.8% of the total land area is heavily forested and 5.8% is covered with orchards or small clusters of trees.
 Of the agricultural land, 11.7% is used for growing crops and 13.1% is pastures and 26.3% is used for alpine pastures.
 All the water in the municipality is flowing water.

Courtelary consists of two sections, the main village down in the valley and a number of individual farms up (about 900 meters (3,000 ft) above sea level) on the mountains.

On 31 December 2009 it stopped being the capital of the District de Courtelary when it was dissolved.
 On the following day, 1 January 2010, it became the capital of the newly created Arrondissement administratif Jura bernois.
Courtelary has an area of 22.21 km² (8.58 sq mi).  Of this area, 11.39 km² (4.40 sq mi) or 51.4% is used for agricultural purposes, while 9.66 km² (3.73 sq mi) or 43.6% is forested.   Of the rest of the land, 0.99 km² (0.38 sq mi) or 4.5% is settled (buildings or roads), 0.03 km² (7.4 acres) or 0.1% is either rivers or lakes and 0.02 km² (4.9 acres) or 0.1% is unproductive land.
Of the built up area, housing and buildings made up 1.9% and transportation infrastructure made up 1.9%.  Out of the forested land, 37.8% of the total land area is heavily forested and 5.8% is covered with orchards or small clusters of trees.  Of the agricultural land, 11.7% is used for growing crops and 13.1% is pastures and 26.3% is used for alpine pastures.  All the water in the municipality is flowing water.
Courtelary consists of two sections, the main village down in the valley and a number of individual farms up (about 900 meters (3,000 ft) above sea level) on the mountains.
On 31 December 2009 it stopped being the capital of the District de Courtelary when it was dissolved.  On the following day, 1 January 2010, it became the capital of the newly created Arrondissement administratif Jura bernois.
Courtelary