Albor Tholus is a volcano in the Elysium Volcanic Region. It lies south of the neighbouring volcanoes Elysium Mons and Hecates Tholus. Albor Tholus is 4.5 kilometres high and has a diameter of 160 km at its base. Its large caldera, having a diameter of 30 km and a depth of 3 km, is deep compared to calderas on the Earth. Albor Tholus is located at 18.87 N and 150.47 E (209.6 W).
It's name refers to a classical albedo feature and its named was officially adopted by IAU in 1973.