Downieville is a small unincorporated community situated along Clear Creek in Clear Creek County, Colorado, United States.

Downieville is a part of the Downieville-Lawson-Dumont census-designated place.

Downieville is located at 39°46′1″N 105°36′54″W / 39.76694°N 105.61500°W / 39.76694; -105.61500 (39.766927,-105.615124).