Colorado's 1st Senate district

Colorado's 1st Senate district is one of 35 districts in the Colorado Senate. It has been represented by Republican Jerry Sonnenberg since 2015, succeeding fellow Republican Greg Brophy. It is the most Republican-leaning district in the Senate.

Colorado's 1st Senate district

Colorado's 1st Senate district is one of 35 districts in the Colorado Senate. It has been represented by Republican Jerry Sonnenberg since 2015, succeeding fellow Republican Greg Brophy. It is the most Republican-leaning district in the Senate.