Sitgreaves Pass Road — Oatman to Kingman via Black Mountains Historic Route 66 Spine
Route 66's meanest mountain crossing.
Before the interstate stole the traffic, every car crossing America climbed this road. The pavement from Oatman to Kingman via Sitgreaves Pass is technically paved, but calling it a casual drive is dishonest — the switchbacks above the old gold mining town of Oatman are genuinely steep, narrow in places, and the drop-offs are real. Oatman itself is still occupied by a herd of feral burros, descendants of pack animals turned loose by miners in the early 1900s. They own the streets and they know it. The Black Mountains rise hard out of the Colorado River basin here, and the road climbs fast into a landscape of volcanic rock and ocotillo before cresting and descending toward Kingman. The history is layered deep — Clark Gable and Carole Lombard honeymooned in Oatman in 1939.
Any stock vehicle can run this road, but trailers and larger rigs need to know their swing radius — the hairpin turns catch people out. It’s best as a slow, deliberate drive rather than a transit route. No permit required. Oatman has gas and food; Kingman has everything else. This runs year-round but summer midday heat in the Mojave Desert basin below is brutal — run it in morning or evening between May and October. What you get: a legitimate piece of American road history driven the way it was meant to be, through country that still feels like 1939 if you squint right.
Trail Specs
| Difficulty | Easy |
|---|---|
| Trail Type | Overland Route, Scenic Drive |
| Surface | Gravel, Mixed |
| Features | Historic, Remote, Scenic |
| Length (miles) | 24 mi / 38.6 km |
| Duration | Half day |
| Max elevation (ft) | 3550 ft |
| Best season | October-April |
| Minimum vehicle | Any vehicle (narrow switchbacks caution for large rigs) |
| Nearest town | Oatman, Arizona |
| Land manager | Bureau of Land Management — Kingman Field Office |
| Permit required | No |
| Cell service | Spotty |
| Water crossings | No |
| Dispersed camping | No |
| Official sources | BLM Oatman Area |
| 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
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Frequently asked questions
Can a full-size truck with a camper handle the switchbacks on Sitgreaves Pass?
Technically any vehicle can drive this route, but large rigs — trucks with long wheelbases, fifth wheels, or Class A motorhomes — will struggle hard on the tight switchbacks near the pass. Shorter rigs are fine; anything over 25 feet should think twice or skip it entirely.
Is Sitgreaves Pass Road open year-round, and what's it like in summer?
The road stays open year-round, but summer (May–September) is brutal — temps regularly hit 105°F+ in the Black Mountains with zero shade. October through April is the window most people target; cooler temps and better light for photos.
Do I need a permit or is there a fee to drive this route?
No permit required, no fee. It's a public BLM road and part of historic Route 66 — just drive it. The town of Oatman at the western end is a tourist stop with parking if you want to poke around, but that's optional.
What's the hardest section of the trail and what should I actually expect?
The switchbacks climbing out of Oatman toward Sitgreaves Pass are the sharpest part — they're tight, narrow, and have limited sightlines on blind corners. It's still rated easy, but you need to take them slow and watch for oncoming traffic, especially tour vehicles and motorcycles that use this road regularly.
Are there any gas stations or services between Oatman and Kingman on this route?
Nothing between the two towns — fuel up in Oatman or Kingman before you head out. The route is only 24 miles, so range isn't the issue, but cell service is spotty through the Black Mountains, so don't count on navigation apps staying reliable the whole way.
Trail track
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