Onbasilar ranks 118th by electorate among the 122 localities of Patnos. The neighborhood has a single ballot box, and 34 voters were registered there for the 2023 parliamentary election.
The neighborhood parts ways with the district as a whole. At the 2023 parliamentary election it went to AK Parti with 7 votes, while across Patnos the leading party was Yeşil Sol Parti, with AK Parti here running 19.8 points above its district average. In the presidential runoff, 9 of 15 valid votes went to Kemal Kılıçdaroğlu — 12.4 points below the district average. At the 2017 referendum 10 of 17 valid votes were 'yes' — 24.2 points above the district average.
The tightest race came at the 2011 parliamentary election: independents took 18 votes to AK Parti's 15 — a margin of just 3 votes. First place has changed hands 5 times here since 2009. At the 2024 local election the neighborhood went to Yeniden Refah with 5 votes, while Patnos as a whole was won by AK Parti. Turnout at the 2024 local election was 19.4%, 48.4 points below the district average.