Biography & Campaign Analysis
2026 race
Christy Peterson, an office manager, is the Republican nominee in the 2026 election for Colorado's 1st congressional district, which includes almost all of Denver. She was unopposed in the Republican primary on June 30, 2026, receiving 15,010 votes.
The seat has been held by Democrats since 1973, and its incumbent, Diana DeGette, lost the Democratic primary to Melat Kiros, a democratic socialist and former attorney, who took 53.2% of the vote.
Peterson faces Kiros in the general election on November 3, 2026, and independent Shimon Blau, a medical doctor, also filed to run.