Callahan House may refer to:
in the United States (by state then city) Matthew Callahan Log Cabin, Aspen, Colorado, listed on the National Register of Historic Places (NRHP) in Pitkin County T. M. Callahan House, Longmont, Colorado, listed on the NRHP in Boulder County J. W. Callahan House, Bainbridge, Georgia, listed on the NRHP in Decatur County John Callahan House, Annapolis, Maryland, listed on the NRHP in Anne Arundel County Pinkney-Callahan House, Annapolis, Maryland, listed on the NRHP in Anne Arundel County Callahan House (Milford, Pennsylvania), listed on the NRHP in Pike County John L. Callahan House, La Crosse, Wisconsin, listed on the NRHP in La Crosse County