Sarihacili is one of the localities of Yozgat; it had 136 registered voters at the 2018 parliamentary election.
129 people voted at that election. AK Parti took the most votes with 89; MHP followed with 30. AK Parti's share here is 19.6 points above the district average. In the presidential election, 110 of 129 valid votes went to Recep Tayyip Erdoğan — 10.4 points above the district average. At the 2017 referendum 89 of 118 valid votes were 'yes' — 2.5 points above the district average.
The picture has not changed since 2014: AK Parti has finished first in all of the last 4 elections. Turnout at the 2014 local election was 98.3%, 7.2 points above the district average.