Ucgulluk-Mustafa Kemal is one of the localities of İskenderun; it had 1,284 registered voters at the 2011 parliamentary election.
CHP took 1,063 of the 1,142 valid votes cast in the neighborhood at that election (93.1%). That puts the neighborhood 49.5 points above the party's district average. At the 2010 referendum 98.9% of the neighborhood voted 'no' — 38.6 points above the district average.
The picture has not changed since 2009: CHP has finished first in all of the last 4 elections.