Karahayit-Fatih is one of the localities of Denizli Merkez; it had 624 registered voters at the 2011 parliamentary election.
AK Parti took 252 of the 558 valid votes cast in the neighborhood at that election (45.2%). That puts the neighborhood 3.1 points below the party's district average. At the 2010 referendum 54.4% of the neighborhood voted 'no' — 1.0 points above the district average.
Turnout at the 2009 local election was 99.7%, 11.6 points above the district average. The tightest race came at the 2009 local election: AK Parti took 134 votes to CHP's 127 — a margin of just 7 votes.