| Euclid Avenue Historic District | |
| Nrhp Type: | hd |
| Nocat: | yes |
| Location: | Roughly bounded by Public Square, Euclid Ave. to E. 17th St., and E. 21st St. (original); 205 St. Clair Ave., 1370 Ontario St., and 1796-1808 E. 13th St. (increase), 1835 to 1937 Prospect Ave. East (second increase), Cleveland, Ohio |
| Coordinates: | 41.5006°N -81.6867°W |
| Architect: | Knox and Elliot; Murgatroyd, Robert, and Odgen |
| Architecture: | Late 19th and 20th Century Revivals, Late 19th and Early 20th Century American Movements |
| Added: | June 28, 2002 |
| Increase: | May 29, 2007 |
| Increase2: | June 24, 2022 |
| Area: | (original); (increase) |
| Refnum: | 02000702 |
| Increase Refnum: | 07000524 |
| Increase2 Refnum: | 100007815 |
The Euclid Avenue Historic District is a historic district in downtown Cleveland, Ohio, United States. Established and listed on the National Register of Historic Places in 2002, it comprises along Euclid Avenue and parallel streets from Public Square to East 21st Street. In 2007, another was added to the district; the boundary increase included buildings exclusively located along parallel streets. it was again enlarged in 2022.