Blue Jay, Ohio
| Blue Jay, Ohio | |
|---|---|
| Location in Hamilton County and the state of Ohio. | |
| Coordinates: 39°13′53″N 84°44′53″W / 39.23139°N 84.74806°W | |
| Country | United States | 
| State | Ohio | 
| County | Hamilton | 
| Area | |
|  • Total | 4.41 sq mi (11.42 km2) | 
| • Land | 4.37 sq mi (11.33 km2) | 
| • Water | 0.04 sq mi (0.09 km2) | 
| Elevation | 755 ft (230 m) | 
| Population  (2020) | |
|  • Total | 1,427 | 
| • Density | 326.25/sq mi (125.95/km2) | 
| Time zone | UTC-5 (Eastern (EST)) | 
| • Summer (DST) | UTC-4 (EDT) | 
| FIPS code | 39-07377 | 
| GNIS feature ID | 2585500 | 
Blue Jay is a census-designated place (CDP) in Whitewater Township, Hamilton County, Ohio, United States. The population was 1,427 at the 2020 census.