- East State Street-Elmwood Place HD, Athens
- East State Street-Elmwood Place HD, Athens
- James Kinney Farm, Belmont
- Kiser Mansion, Champaign
- Kiser Mansion, Champaign
- Krippendorf Estate, Clermont
- Krippendorf Estate, Clermont
- Adams Bag Company Paper Mill and Sack Factory, Cuyahoga
- Adams Bag Company Paper Mill and Sack Factory, Cuyahoga
- Baldwin-Wallace College South Campus HD, Cuyahoga
- Baldwin-Wallace College South Campus HD, Cuyahoga
- Grant Deming's Forest Hill Allotment HD, Cuyahoga
- Euclid Golf Allotment, Cuyahoga
- Euclid Heights HD, Cuyahoga
- Euclid Heights HD, Cuyahoga
- Joseph and Feiss Company Clothcraft Shops, Cuyahoga
- Joseph and Feiss Company Clothcraft Shops, Cuyahoga
- LaSalle Theater Building, Cuyahoga
- LaSalle Theater Building, Cuyahoga
- Moreland Theater Building, Cuyahoga
- Moreland Theater Building, Cuyahoga
- Neal Terrace, Cuyahoga
- Neal Terrace, Cuyahoga
- Oppmann Terrace, Cuyahoga
- Oppmann Terrace, Cuyahoga
- Richman Brothers Company, Cuyahoga
- Richman Brothers Company, Cuyahoga
- Richman Brothers Company, Cuyahoga
- Richman Brothers Company, Cuyahoga
- N.J. Rich Building, Cuyahoga
- Shaker Farm HD, Cuyahoga
- Shaker Farm HD, Cuyahoga
- West Technical High School, Cuyahoga
- West Orange Road-Thomas Bridge, Delaware
- Huron School, Erie
- Huron School, Erie
- Stone House, Erie
- Stone House, Erie
- Athletic Club of Columbus, Franklin
- Athletic Club of Columbus, Franklin
- East North Broadway HD, Franklin
- East North Broadway HD, Franklin
- Frederick G. Kilgour House, Franklin
- Frederick G. Kilgour House, Franklin
- Frederick G. Kilgour House, Franklin
- North Columbus Commercial District, Franklin
- North Columbus Commercial District, Franklin
- Pebblebrook Farm House and Gardens, Geauga
- Pebblebrook Farm House and Gardens, Geauga
- South Newbury Union Chapel, Geauga
- South Newbury Union Chapel, Geauga
- Brown-Gorman Farm, Hamilton
- Brown-Gorman Farm, Hamilton
- Eastwood HD, Hamilton
- Fairview Public School and Annex, Hamilton
- Fairview Public School and Annex, Hamilton
- Gretchen Kroger Barnes Graf House, Hamilton
- Gretchen Kroger Barnes Graf House, Hamilton
- La Tosca Flats, Hamilton
- Harry Milton Levy House, Hamilton
- St. Aloysius Orphanage, Hamilton
- St. Aloysius Orphanage, Hamilton
- Sedamsville Village HD, Hamilton
- Sedamsville Village HD, Hamilton
- Intercounty Highway 360, Hocking
- [http://ww2.ohiohistory.org/resource/histpres/docs/nr/logan.pdf Logan HD, Hocking
- Logan HD, Hocking
- Logan HD, Hocking
- Downtown Mount Vernon HD, Knox
- Downtown Mount Vernon HD, Knox
- Claud Foster House, Lake
- GAR Memorial Hall, Lawrence
- GAR Memorial Hall, Lawrence
- Miller-Knight House, Lawrence
- American Felsol Company Building, Lorain
- American Felsol Company Building, Lorain
- Avon Isle, Lorain
- Avon Isle, Lorain
- Downtown Oberlin HD, Lorain
- Edward Drummond Libbey High School, Lucas
- Edward Drummond Libbey High School, Lucas
- Riverview, Lucas
- Riverview, Lucas
- First Methodist Church, Madison
- Saint John's Episcopal Church, Mahoning
- Saint John's Episcopal Church, Mahoning
- Newberry Township School #14, Miami
- Newberry Township School #14, Miami
- George Bixler Farm, Montgomery
- Woodland Cemetery Association of Dayton HD, Montgomery
- Woodland Cemetery Association of Dayton HD, Montgomery
- Reuben Benedict House, Morrow
- Howard Chandler Christy Art Studio, Muskingum
- Noble County Jail & Sheriff's Office, Noble
- Franklin Hotel, Portage
- Franklin Hotel, Portage
- Kent State Shootings Site, Portage
- Kent State Shootings Site, Portage
- Camden Public School, Preble
- Belleville Cemetery Chapel, Richland
- Belleville Cemetery Chapel, Richland
- Charles E. Firestone House, Stark
- Charles E. Firestone House, Stark
- Louisville HD, Stark
- Louisville HD, Stark
- Saint Joseph's Roman Catholic Church, Stark
- Saint Joseph's Roman Catholic Church, Stark
- Bath Township MPS, Summit
- Bath Township MPS, Summit
- Brookdale Farm, Summit
- Brookdale Farm, Summit
- Ghent HD, Summit
- Ghent HD, Summit
- Glendale Cemetery HD, Summit
- Gothic Building, Summit
- Gothic Building, Summit
- Jeremiah Lambert Residence and Barn, Summit
- Jeremiah Lambert Residence and Barn, Summit
- Stan Hywet Poultry Keeper's Cottage, Summit
- Stan Hywet Poultry Keeper's Cottage, Summit
- Stan Hywet Poultry Keeper's Cottage, Summit
- Peter Voris, Jr., Residence, Summit
- Peter Voris, Jr., Residence, Summit
- Chalker High School, Trumbull
- Chalker High School, Trumbull
- Southington Local School District Campus, Trumbull
- Southington Local School District Campus, Trumbull
- Zaleski Masonic Lodge, Vinton
- Decker-Treon Farmstead, Warren
- Waynesville Main Street HD, Warren
- Bell Covered Bridge, Washington
- Bell Covered Bridge, Washington
- Ault-Weygandt Farm, Wayne
- Orrville Downtown HD, Wayne
- Orrville Downtown HD, Wayne
- Montpelier MPS, Williams
- Apartment Buildings in Ohio Urban Centers MPS, multicounty
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