Kartaldere is one of the localities of Varto; it had 91 registered voters at the 2015 parliamentary election.
78 people voted at that election. Yeşil Sol Parti took the most votes with 72; CHP followed with 3. Yeşil Sol Parti's share here is 1.3 points above the district average. In the presidential election, 63 of 78 valid votes went to Selahattin Demirtaş — 7.4 points below the district average. At the 2017 referendum 57 of 64 valid votes were 'no' — 3.0 points above the district average.
Turnout at the 2024 local election was 51.2%, 15.6 points below the district average. The tightest race came at the 2024 local election: AK Parti took 22 votes to DEM Parti's 15 — a margin of just 7 votes. First place has changed hands 4 times here since 2009. At the 2024 local election the neighborhood went to AK Parti with 22 votes, while Varto as a whole was won by DEM Parti.