Dagdelen ranks 56th by electorate among the 100 localities of Doğubayazıt. The neighborhood has a single ballot box, and 171 voters were registered there for the 2023 parliamentary election.
109 people voted at that election. Yeşil Sol Parti took the most votes with 80; AK Parti followed with 11. Yeşil Sol Parti's share here is 8.3 points above the district average. In the presidential runoff, 85 of 101 valid votes went to Kemal Kılıçdaroğlu — 2.0 points above the district average. At the 2017 referendum 84 of 129 valid votes were 'no' — 11.1 points below the district average.
Turnout at the 2024 local election was 81.7%, 16.5 points above the district average. The neighborhood has stayed on the same line since 2014: the same political line has finished first in all of the last 7 elections (BDP in 2014, Yeşil Sol Parti in 2015, HDP in 2019, DEM Parti in 2024). At the 2023 parliamentary election 12 of 109 ballots cast were ruled invalid (11.0%), well above the district average. The tightest race came at the 2024 local election: DEM Parti took 58 votes to AK Parti's 50 — a margin of just 8 votes.