The Flemington Historic District is a historic district in the borough of Flemington in Hunterdon County, New Jersey, United States.

After evaluation by the state historic preservation office (SHPO), it was listed on New Jersey Register of Historic Places (NJRHP #1587)) and the National Register of Historic Places (NRHP #80002493) on September 17, 1980, for its significance in architecture and politics/government.

[1][3] One has been documented by the Historic American Buildings Survey (HABS).

Among the contributing properties (CP) are: