458 voters were registered in Sualti for the 2023 parliamentary election — 14th among the 69 localities of Başkale.
Yeşil Sol Parti took 198 of the 308 valid votes cast in the neighborhood at that election (64.3%). That puts the neighborhood 5.7 points below the party's district average. In the presidential runoff Kemal Kılıçdaroğlu took 71.5% here — 5.5 points below the district average.
At the 2024 local election the neighborhood went to AK Parti with 51.1%, while Başkale as a whole was won by DEM Parti. Turnout at the 2024 local election was 53.3%, 16.0 points below the district average. The tightest race came at the 2024 local election: DEM Parti took 91 votes to AK Parti's 82 — a margin of just 9 votes.