Tulumlu ranks 83rd by electorate among the 100 localities of Doğubayazıt. The village has a single ballot box, and 66 voters were registered there for the 2023 parliamentary election.
The village parts ways with the district as a whole. At the 2023 parliamentary election it went to AK Parti with 23 votes, while across Doğubayazıt the leading party was Yeşil Sol Parti with 74.2%, leaving AK Parti at 13.6%. In the presidential runoff, 30 of 47 valid votes went to Recep Tayyip Erdoğan; across the district that share was 17.8%. At the 2017 referendum 62 of 75 valid votes were 'yes'; across the district the 'yes' share was 23.8%.
The village has stayed on the same line since 2018: AK Parti has finished first in all of the last 4 elections. At the 2024 local election the village went to AK Parti with 20 votes, while Doğubayazıt as a whole was won by DEM Parti. Turnout at the 2024 local election was 54.1%, 11.1 points below the district average.