Tioga Road Climb from Big Oak Flat Road
- long (6.2 km)
- 3.9 mi
- long (6.2 km)
- of climbing (266 m)
- 873 ft
- of climbing (266 m)
- average grade
- 4.3%
- average grade
- steepest 500 m
- 6.8%
- steepest 500 m
Elevation profile
From 6,158 ft at the bottom to 7,031 ft at the top. Grades are averaged over each half kilometre, from USGS elevation data, so short ramps can be steeper than they show.
Weather at the top of Tioga Road this week
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Is it safe to bike up Tioga Road?
We don't rate roads as safe or unsafe: crash counts can't say how risky a ride is, and roads people like to ride draw more riders, so they see more crashes. What the records show: no bike crashes were reported along the climb from 2021–2025.
Common questions about Tioga Road
- How long and steep is the Tioga Road from Big Oak Flat Road climb?
- 3.9 miles (6.2 km) at 4.3% on average, climbing 873 ft (266 m) from 6,158 ft to 7,031 ft. The steepest half kilometre averages 6.8%. That makes it a Category 3 climb.
- Where does the climb start and finish?
- It starts at 37.7525, -119.79756, where Tioga Road leaves Big Oak Flat Road, and tops out on the road at 37.76654, -119.77366.
- Is Tioga Road paved?
- Yes, by its OpenStreetMap tags.
- How is the category worked out?
- From the climb's shape only: length in metres × average grade (%) of 16,000 or more for Cat 3, 32,000 for Cat 2, 64,000 for Cat 1 and 80,000 for HC. It describes how hard the climb is, not traffic or crashes.
- Where does this data come from?
- The climb is found from OpenStreetMap roads and USGS 3DEP elevation (every climb, not a list of famous ones). Access is from OpenStreetMap tags; gates and closures change, so obey posted signs. Crash counts are police reports in the California Crash Reporting System (CCRS) on data.ca.gov, counted where their map location is within 100 ft of the climb. The forecast is from the National Weather Service.
Other climbs nearby
- Old Yosemite Coulterville RoadCat 3 · 2.1 mi at 5.5% · 594 ft · starts 2.6 mi away
- Old Yosemite Coulterville RoadCat 3 · 1.5 mi at 7.3% · 577 ft · starts 3.2 mi away
- Tamarack Flat Campground Rd.Cat 3 · 2.9 mi at 4.8% · 722 ft · starts 3.4 mi away
- Tioga RoadCat 2 · 9.8 mi at 3% · 1,542 ft · starts 3.8 mi away
- Old Yosemite-Coulterville RoadCat 2 · 4.8 mi at 5.3% · 1,362 ft · starts 4.2 mi away
- Big Oak Flat Road from El Portal RoadCat 1 · 10 mi at 4.5% · 2,474 ft · starts 6.7 mi away
- Big Oak Flat Road from Highway 120Cat 1 · 11 mi at 4.3% · 2,598 ft · starts 8.2 mi away
- Hites Cove OHV TrailCat 1 · dirt · 3.9 mi at 11.1% · 2,300 ft · starts 8.2 mi away
Found from OpenStreetMap roads and USGS 3DEP elevation; ranked on shape only. Category 3: length in metres × average grade (%) of 16,000 or more for Cat 3, 32,000 for Cat 2, 64,000 for Cat 1 and 80,000 for HC. It describes how hard the climb is, not traffic or crashes. Crashes: bike crashes reported within 100 ft of the climb, 2021–2025, from the California Crash Reporting System (CCRS), counted only where the report has map coordinates. Weather: National Weather Service. Access from OpenStreetMap tags; obey posted signs. How the data works.