Senator Highway
Historic mining road through Bradshaw Mountains
This old mining route winds 50 miles through the Bradshaw Mountains, connecting Prescott to the historic mining town of Crown King via some genuinely challenging terrain. Built to serve the mines around Senator Mine and Bumble Bee, the road passes several ghost towns including Cleator and Cordes, with remnants of Arizona’s gold rush days scattered along the route. The middle sections through Horsethief Basin offer some of the most technical driving, with rocky climbs, narrow shelf roads, and creek crossings that can turn ugly during monsoon season.
This isn’t a Sunday cruise — you’ll need solid 4WD capability and recovery gear for the rougher sections, especially between Cleator and Crown King. The route can be impassable during winter snow or heavy rains, so spring through fall is your window. No permits required, but fuel up in Prescott and carry extra water. Crown King offers cold beer and a glimpse of mining history, while the journey itself delivers classic Arizona backcountry: rugged mountains, mining relics, and the kind of challenging driving that separates the weekend warriors from the real deal.
Trail Specs
| Difficulty | Moderate |
|---|---|
| Trail Type | Overland Route |
| Surface | Mixed |
| Features | Camping, Historic, Scenic, Water Crossings |
| Length (miles) | 50 mi / 80.5 km |
| Duration | 1-2 days |
| Max elevation (ft) | 6000 ft |
| Best season | March-November |
| Minimum vehicle | 4WD high-clearance |
| Nearest town | Prescott, Arizona |
| Land manager | Prescott National Forest |
| Permit required | No |
| Cell service | None |
| Water crossings | Yes |
| Dispersed camping | Yes |
| Start coordinates | |
| End coordinates | |
| Copy both for Google Maps directionsClick to copy the directions URL · or open it directly in a new tab | |
| Find on Google | Search on Google → |
Location
Trail Conditions
No recent condition reports. Be the first to post one.
Log in to post a condition report.
Frequently asked questions
Can a stock Tacoma or 4Runner run Senator Highway without modifications?
Yes, a stock 4WD high-clearance truck or SUV handles this route fine under normal conditions. Lifted rigs aren't required, but low-range is useful on the steeper rocky pitches between Prescott and Crown King.
When does Senator Highway typically close, and is it passable in early spring?
The route runs best March through November. Winter snow and mud can make sections impassable, and early spring means soft shoulders and potential washouts — call the Prescott National Forest Bradshaw Ranger District before heading out if you're going before April.
Do I need a permit or pay any fees to drive Senator Highway?
No permit required and no day-use fee. You're on Prescott National Forest land the whole way, so standard dispersed camping rules apply — no fee, but follow Leave No Trace and fire restrictions, which change seasonally.
What's the hardest section and what should I actually expect?
The stretch south of Mayer toward Crown King has the most exposed, loose-rock shelf road with tight turns and significant drop-offs. It's not a white-knuckle trail for experienced drivers, but if you're new to shelf roads, those sections will demand your full attention.
Is there any reliable water or gas between Prescott and Crown King?
Crown King has a general store and bar, but don't count on fuel there — top off in Prescott before you leave. Water crossings exist on the route but aren't potable; carry all your own drinking water for the full trip.
Trail track
No GPX track for this trail yet. If you've driven it and have a track, contribute below.
Log in to contribute a GPX track.