| Country: | JPN |
| Type: | National |
| Route: | 245 |
| Map Custom: | yes |
| Length Km: | 42.6 |
| Length Ref: | [1] |
| Established: | 10 July 1956 |
| Direction A: | North |
| Terminus A: | in Hitachi |
| Direction B: | South |
| Terminus B: | in Mito |
| Previous Type: | Route |
| Previous Route: | 244 |
| Next Type: | Route |
| Next Route: | 246 |
National Route 245 is a national highway of Japan connecting Mito and Hitachi in Ibaraki prefecture, with a total length of 42.6 km (26.47 mi).