Blanchard House may refer to:
- Lamar-Blanchard House, Lincolnton, Georgia, listed on the National Register of Historic Places (NRHP) in Lincoln County
- Blanchard House (Boyce, Louisiana), listed on the NRHP in Rapides Parish
- Ora Blanchard House, Stratton, Maine, listed on the NRHP in Franklin County
- Capt. S.C. Blanchard House, Yarmouth, Maine, listed on the NRHP in Cumberland County
- Blanchard-Upton House, Andover, Massachusetts, listed on the NRHP in Essex County
- John C. Blanchard House, Ionia, Michigan, listed on the NRHP in Ionia County
- Serna-Blanchard House, Las Vegas, New Mexico, listed on the NRHP in San Miguel County
- Blanchard House (Syracuse, New York), listed on the NRHP in Onondaga County
- Joshua James Blanchard House, Warsaw, North Carolina, listed on the NRHP in Duplin County