Les Clées is a municipality in the district of Jura-Nord Vaudois in the canton of Vaud in Switzerland.

During the Middle Ages was a city that was granted numerous freedoms in 1272 by the Count of Savoy.

[3] The city was the center of the Les Clées district or bailiwick, which also included another eight villages.

In 1232, Hugo IV, the Duke of Burgundy granted the district to Guillaume II, the Count of Geneva.

The Count of Geneva then held these rights until he was forced to give them up in 1260, following his defeat by Peter of Savoy.

In 1272, Count Philip I of Savoy and the dean of Romainmôtier entered into a contract, which granted the protection of the monastery and its lands to the castle of Les Clées.

Under Bernese rule there were three courts in the Les Clées district, one of which was held in the city.

[3] Les Clées has an area, as of 2009[update], of 7 square kilometers (2.7 sq mi).

Of the rest of the land, 0.38 km2 (0.15 sq mi) or 5.4% is settled (buildings or roads), 0.07 km2 (17 acres) or 1.0% is either rivers or lakes.

[6] The municipality consists of the village of Les Clées and the hamlet of La Russille.

[11] The age distribution, as of 2009[update], in Les Clées is; 15 children or 9.3% of the population are between 0 and 9 years old and 18 teenagers or 11.2% are between 10 and 19.

[10] The historical population is given in the following chart:[3][14] Les Clées Castle with the surrounding ruins and village is listed as a Swiss heritage site of national significance.

The hamlet of La Russille and the Les Clées region are part of the Inventory of Swiss Heritage Sites.

In the tertiary sector; 6 or 75.0% were in wholesale or retail sales or the repair of motor vehicles, 1 was in a hotel or restaurant, 2 or 25.0% were in education.

[10] From the 2000 census[update], 19 or 12.3% were Roman Catholic, while 107 or 69.5% belonged to the Swiss Reformed Church.

In the Vaud cantonal school system, two years of non-obligatory pre-school are provided by the political districts.

The canton's primary school program requires students to attend for four years.