Ohio - Architectural style - Neoclassical architecture
| Adams-Gray House |
| Alta Public Library |
| Anderson, Judge William Shaw, House |
| Ashland County Courthouse |
| Barr Hotel |
| Bepler, August, House |
| Brumberg Building |
| Buckeye State Building and Loan Company Building |
| Bucyrus Mausoleum |
| Carnegie Library (Old Wilberforce University Campus) |
| Central High School |
| City Hall and Opera House |
| City Hall Annex |
| City Savings Bank & Trust Company |
| Cleveland Discount Building |
| Clinton Apartments |
| Colonial and Euclid Arcades |
| Cook Building |
| Delaware Public Library |
| Eagles Building |
| East Market Street Church of Christ |
| Elks Club |
| Erie County Bank Building |
| Erie Terminal Building-Commerce Plaza Building |
| Euclid, The-Seventy-First Street Building |
| First Church of Christ Scientist |
| First Methodist Episcopal-Holy Trinity Greek Orthodox Church |
| First National Bank Building |
| Ford, Edward, Plate Glass Company Employee Relations Building |
| Forest City Bank Building |
| Fostoria Mausoleum |
| Franklin Hotel |
| Garfield Library |
| Garlick, Richard, House |
| Glenford Bank |
| Goodyear Hall-Ohio Savings and Trust Company |
| Hardin County Courthouse |
| Harding Tomb |
| Harp Apartments |
| Hartman Hotel |
| Hawthorn Hill |
| Hotel Rieger |
| Huntington Public School |
| Huron County Children's Home |
| Jeffrey Manufacturing Company Office Building |
| Jones Home for Children |
| Kendel Building |
| Kirby Road School |
| Kiser Mansion |
| Lagonda National Bank |
| Lake Shore Bank and Cleveland Public Library St. Clair Branch |
| Lanning, T., & Co. Department Store |
| LaSalle Theater Building |
| Liberty Theatre |
| Linaweaver, Dr. Albert, House |
| Lovejoy, Carrie, House |
| Mansfield Savings Bank |
| Mantua Center School |
| Marlow Theatre |
| Marvin Memorial Library |
| Masonic Temple |
| Masonic Temple |
| McCrory Building |
| McKinley School |
| McMillan, Reuben, Free Library |
| Mechanics Building and Loan Company |
| Mertz, John, House |
| Monroe County Courthouse |
| Monteith Hall |
| Moore, Edward W. and Louise C., Estate |
| Moore, Leonard M., House |
| National Home, Daughters of America |
| Neal Terrace |
| Newark High School |
| New Straitsville School |
| Norfolk And Western Railroad Depot |
| Norwalk Memorial Hospital |
| Oesterlein Machine Company-Fashion Frocks, Inc. Complex |
| Ohio National Bank |
| Ohio State Normal College At Kent |
| Ohio Theatre |
| Old Central Post Office |
| Old Post Office And Federal Building |
| Old US Post Office |
| Orton Memorial Laboratory |
| Pataskala Banking Company |
| Peoples Bank Company Building |
| Piqua High School |
| Police Station No. 2 |
| Police Station No. 3 |
| Port Clinton City Hall |
| Rankin Building |
| Retszch, W. C., House |
| Riddle Block #11 |
| Riddle Block #9 |
| Rock Creek School |
| Schriber, Hyman, Building |
| Scofield-Sanor House |
| Shawnee Hotel |
| Shiloh Baptist Church |
Data from United States Park Service and Wikidata
