| Termini | CA-1 near Cambria to CA-99 south of McFarland |
| Length | 115.0 miles |
| "Where does it go?" | CA-46 runs from the California central coast town of Cambria, heading east through the Coast Range and on into the southern part of the Central Valley. It connects Cambria, Paso Robles, Lost Hills, Wasco and McFarland. |
| EB Miles | Eastbound down | Westbound up | WB Miles | Multiplex | Near City or Town |
County |
| 0.0 |
 |
115.0 | N Green Valley Rd | Cambria | San Luis Obispo | |
| 11.4 |
Santa Rosa Creek Rd Cypress Mountain Rd |
103.7 | Templeton | |||
| 17.3 | Vineyard Dr | 97.8 | ||||
| 20.3 | N Bethel Rd | 94.8 | Cayucos Rd | |||
| 21.8 |
 |
 |
93.1 | Cayucos
Rd |
Paso Robles | |
| 23.1 |
 |
|
||||
| 23.9 |
 |
 |
91.1 | |||
| 25.4 |
  |
 |
90.1 | |||
| 25.7 | 24th St | 89.4 | ||||
| 26.2 | N River Rd | 88.9 | ||||
| 27.5 | Golden Hill Rd | 87.5 | ||||
| 28.0 | Union Rd | 87.0 | ||||
| 28.3 | Airport Rd | 86.7 | ||||
| 35.0 | Hog Canyon Rd | 80.0 | ||||
| 36.2 | Estrella Rd | 78.8 | ||||
| 44.9 |
 |
70.2 |
 |
Shandon | ||
| 49.1 | Palo Prieta Cholame Rd | 66.0 | ||||
| 51.2 | Cholame Valley Rd | 63.8 | ||||
| 51.3 |
 James Dean Memorial Junction |
63.7 | ||||
| 57.1 | Polonio Pass | 57.9 | Kern | |||
| 64.5 | Kecks Rd | 50.5 | Lost Hills | |||
| 77.6 |
 |
37.4 | ||||
| 87.6 | Lost Hills Rd | 27.4 | ||||
| 89.6 |
 |
25.4 | ||||
| 89.8 |
 |
25.2 | ||||
| 94.0 | Corcoran Rd | 21.0 | Paso Robles Hwy | Wasco | ||
| 98.2 | Gun Club Rd | 16.8 | ||||
| 108.4 |
 |
6.6 | ||||
| 114.8 |
 |
0.2 | McFarland | |||
| 115.0 |
 Famoso Rd |
0.0 | ||||
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CALTRANS Highway Conditions for
California 46