- Signs stored within 16 miles (25 km): 147 (147 from the state's sign permit list).
- Within 3 miles of the centre: 35.
- Lit or electronic: 9.
- Traffic counts held: 489, 473 of them at 20,000+ vehicles a day.
- Busiest counted road: Route 805, 335,000 vehicles a day.
- Busy roads with no stored sign within 1 km (0.6 mi): Route 125, Route 15S, Route 75 and Route 282.
- Most signs near one road: Route 5, 63.
Busiest counted roads
| Road | Vehicles a day | Signs within 1 km (0.6 mi) |
|---|---|---|
| Route 805 | 335,000 | 16 |
| Route 15 | 290,000 | 19 |
| Route 8 | 247,500 | 29 |
| Route 5 | 227,500 | 63 |
| Route 94 | 217,500 | 37 |
| Route 163 | 172,500 | 13 |
| Route 125 | 170,000 | 0 |
| Route 54 | 140,000 | 4 |
| Route 52 | 100,000 | 3 |
| Route 67 | 96,000 | 7 |
Where the signs are
Route 5 (63), Route 94 (37), Route 8 (29), Route 15 (19), Route 805 (16) and Route 163 (13).
| From the centre | Signs |
|---|---|
| Under 1.2 mi | 12 |
| 1.2 mi to 3.1 mi | 23 |
| 3.1 mi to 6.2 mi | 48 |
| 6.2 mi to 12.4 mi | 44 |
| 12.4 mi to 15.5 mi | 20 |
| Vehicles a day | Counts | No sign within 1 km (0.6 mi) |
|---|---|---|
| 20,000 to 50,000 | 58 | 45 |
| 50,000 to 100,000 | 100 | 63 |
| 100,000+ | 315 | 145 |
Sign rules: California
- Spacing between signs: interstate 500 ft, freeway 500 ft, federal-aid primary 100 ft in cities, 300 ft outside (Cal. Bus. & Prof. Code 5408(d)).
- Controlled area: 660 ft from the road (Cal. Bus. & Prof. Code 5408 (with 5405)). The finder checks both for each ranked site.
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Last updated: 14 November 2026. Guide only. Confirm all results with a council planner before you rely on them.