Ključevica (pronounced [kljuˈtʃeːʋitsa]) is a dispersed settlement in the Municipality of Trbovlje in central Slovenia.

The area is part of the traditional region of Lower Carniola.

It is now included with the rest of the municipality in the Central Sava Statistical Region.

The church on the top of Mount Kum is dedicated to Saint Agnes and dates to the 17th century.

Lower down the mountain to the east is the second church, dedicated to the Virgin Mary.