Mercer House, Mercer Hall, and variations, may refer to:

United States

• Mercer House (Savannah, Georgia)
• Buck-Mercer House, Somerset, Kentucky
• Mercer Union Meetinghouse, Mercer, Maine
• Mercer House (Natchez, Mississippi)
• Dr. Samuel D. Mercer House, Omaha, Nebraska
• Mercer Log House, Fairborn, Ohio
• Marquart-Mercer Farm, Springfield, Ohio
• Fonthill, Mercer Museum and Moravian Pottery and Tile Works, Doylestown, Pennsylvania
• Mercer Hall, Columbia, Tennessee

Australia

• Mercer House, a now defunct teachers' college in Victoria, Australia