1853 United States Senate special election in Shasta

The 1848 United States Senate election in Shasta were held during December 1848. Incumbent Senator National Federalist candidate Isaac Roop who had been appointed to replace the elected president George P. Hamilton was elected on his own right over former San Francisco mayor and Republican Unionist candidate John W. Geary.

At the time, Shasta elected United States senators by a majority vote of each separate house of the Shasta State Assembly, the House and the Senate.

This elections were part of the 1852 and 1853 United States Senate elections