Ophir Pass
Ophir Pass is a moderate 9 miles off-road trail near Silverton, CO. It requires a properly built 4x4 with 32" all-terrain tires, 4WD with low range and is best run June - October. Stock trucks and Jeeps are not recommended; plan on the required modifications before attempting it.
Trail Conditions
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Ophir Pass offers a gentler introduction to Colorado's San Juan Mountains, connecting Silverton to Highway 145 via an 11,789-foot crossing. Compared to the Alpine Loop's higher passes or the extreme nature of Black Bear, Ophir is achievable by most high-clearance vehicles with careful driving. The trail passes through classic alpine terrain including wildflower meadows, spruce forests, and remnants of the region's mining heritage. For families or those new to mountain driving, this is the perfect entry point to San Juan adventure.
Fun Facts
Ophir Pass is named after the biblical land of Ophir, famous for its gold.
The pass connects the historic mining towns of Silverton and Ophir.
At 11,789 feet, it's one of the lower and easier San Juan passes.
The Ophir Loop was once a rail line carrying ore from mountain mines.
🛞 Tires
🔧 Suspension
⚙️ Drivetrain
🪢 Recovery
🛡️ Protection
Closest campgrounds to Ophir Pass:
- Alpine Glow Campground · Ouray · 14 mi
- Pine Ridge Overlook Camp · Durango · 40 mi
- East Portal Campground · Montrose · 47 mi
- South Rim Campground · Montrose · 48 mi
Where to Camp
GPS Coordinates
Import into Gaia GPS, OnX Offroad, or Garmin
Map of Silverton, CO
5-Day Forecast
Nearby Trails
WHAT YOU'LL NEED
A mild lift, all-terrain tires, and correct gear ratio will get you through this trail confidently.
Tire Size Calculator
Convert tire sizes and compare diameter differences before you swap.
Size up correctly, 33s vs 35s matters on moderate terrain.
Gear Ratio Calculator
Find the right gear ratio after lifting or upsizing tires.
Re-gear after a tire upgrade to restore trail torque and MPG.
Wheel Fitment Calculator
Calculate backspacing and offset so wider wheels clear your suspension.
Extra wheel width = extra clearance on tight lines. Check offset before buying.
MPG Calculator
Estimate fuel economy after a tire upgrade, important for remote runs.
Bigger tires cut MPG. Plan your fuel stops for this trail.