| Country: | CRI |
| Type: | Secondary |
| Route: | 145 |
| Map Custom: | yes --> |
| Direction A: | NORTH/SOUTH/EAST/WEST? |
| Direction B: | NORTH/SOUTH/EAST/WEST? |
| Terminus B: | --> |
| Provinces: | Guanacaste |
| Length Km: | 47.150 |
| Length Round: | 2 |
| Previous Type: | RNS |
| Previous Route: | 144 |
| Next Type: | RNS |
| Next Route: | 146 |
National Secondary Route 145, or just Route 145 (Spanish; Castilian: Ruta Nacional Secundaria 145, or Spanish; Castilian: Ruta 145) is a National Road Route of Costa Rica, located in the Guanacaste province.[1]
In Guanacaste province the route covers Abangares canton (Las Juntas, Sierra districts), Tilarán canton (Tilarán, Quebrada Grande, Cabeceras districts).