Summit County

Blue River
Breckenridge
Dillon
Frisco
Keystone
Silverthorne
HASC code :US-CO-SU
FIPS 6-4 code :08117
Capital :Breckenridge
Largest city :Silverthorne
Elevation :High : Blue River 10,020 ft
Low : Keystone 0 ft
Population :23,548
Land Area :608 sq mi
(1,575 km²)
Density :38.73/sq mi
(14.95/km²)
Time zone :UTC -7