| Country: | CRI |
| Type: | Tertiary |
| Route: | 334 |
| Map Custom: | yes --> |
| Direction A: | NORTH/SOUTH/EAST/WEST? |
| Direction B: | NORTH/SOUTH/EAST/WEST? |
| Terminus B: | --> |
| Provinces: | San José |
| Length Km: | 14.670 |
| Length Round: | 2 |
| Previous Type: | RNT |
| Previous Route: | 333 |
| Next Type: | RNT |
| Next Route: | 335 |
National Tertiary Route 334, or just Route 334 (Spanish; Castilian: Ruta Nacional Terciaria 334, or Spanish; Castilian: Ruta 334) is a National Road Route of Costa Rica, located in the San José province.[1]
In San José province the route covers Pérez Zeledón canton (San Isidro de El General, Daniel Flores districts).