Saray-Harkasan is one of the localities of Yerköy; it had 89 registered voters at the 2011 parliamentary election.
75 people voted at that election. AK Parti took the most votes with 40; MHP followed with 34. AK Parti's share here is 1.3 points below the district average. At the 2010 referendum 59 of 73 valid votes were 'yes' — 6.8 points above the district average.
At the 2009 local election AK Parti and MHP finished level, on 42 votes each. The picture has not changed since 2009: AK Parti has finished first in all of the last 4 elections.