Montricher has an area, as of 2009, of 25.98 square kilometers (10.03 sq mi).
 Of this area, 10.04 km² (3.88 sq mi) or 38.6% is used for agricultural purposes, while 14.91 km² (5.76 sq mi) or 57.4% is forested.
  Of the rest of the land, 0.79 km² (0.31 sq mi) or 3.0% is settled (buildings or roads), 0.02 km² (4.9 acres) or 0.1% is either rivers or lakes and 0.19 km² (0.073 sq mi) or 0.7% is unproductive land.

Of the built up area, housing and buildings made up 1.0% and transportation infrastructure made up 1.5%.
 Out of the forested land, 53.9% of the total land area is heavily forested and 3.5% is covered with orchards or small clusters of trees.
 Of the agricultural land, 17.3% is used for growing crops and 9.4% is pastures and 11.6% is used for alpine pastures.
 All the water in the municipality is flowing water.

The municipality was part of the Cossonay District until it was dissolved on 31 August 2006, and Montricher became part of the new district of Morges.

The municipality is located in the forested foothills of the Jura Mountains.
 The municipality includes the peak of Mont Tendre, which is the highest peak in the Swiss Jura Mountains.
 It has an elevation of 1,679 m (5,509 ft).
Montricher has an area, as of 2009, of 25.98 square kilometers (10.03 sq mi).  Of this area, 10.04 km² (3.88 sq mi) or 38.6% is used for agricultural purposes, while 14.91 km² (5.76 sq mi) or 57.4% is forested.   Of the rest of the land, 0.79 km² (0.31 sq mi) or 3.0% is settled (buildings or roads), 0.02 km² (4.9 acres) or 0.1% is either rivers or lakes and 0.19 km² (0.073 sq mi) or 0.7% is unproductive land.
Of the built up area, housing and buildings made up 1.0% and transportation infrastructure made up 1.5%.  Out of the forested land, 53.9% of the total land area is heavily forested and 3.5% is covered with orchards or small clusters of trees.  Of the agricultural land, 17.3% is used for growing crops and 9.4% is pastures and 11.6% is used for alpine pastures.  All the water in the municipality is flowing water.
The municipality was part of the Cossonay District until it was dissolved on 31 August 2006, and Montricher became part of the new district of Morges.
The municipality is located in the forested foothills of the Jura Mountains.  The municipality includes the peak of Mont Tendre, which is the highest peak in the Swiss Jura Mountains.  It has an elevation of 1,679 m (5,509 ft).
Montricher