Fairfax is a village in Hamilton County, Ohio, United States.

[1][2] Fairfax is located at 39°8′34″N 84°23′46″W / 39.14278°N 84.39611°W / 39.14278; -84.39611 (39.142760, -84.396188) and has a total area of 0.76 square miles (1.97 km2), all land.

[11] Fairfax borders four City of Cincinnati neighborhoods: Madisonville to the north, Hyde Park and Mount Lookout to the west, and Linwood to the south.

[12] Little Duck Creek runs through Fairfax eventually making its way to larger Duck Creek and the nearby Little Miami River which feeds into the Ohio River.

Lower Fairfax is a low lying area in the northeast residential portion of the village that has frequently flooded via the creek during heavy rains which has resulted in multiple fatalities.

[13][14] The village has purchased and demolished homes in Lower Fairfax utilizing federal funds to mitigate flood damages.

36.0% of all households were made up of individuals, and 14.6% were someone living alone who was 65 years of age or older.