Grizzly Road Climb from Feather River Highway
- long (9.0 km)
- 5.6 mi
- long (9.0 km)
- of climbing (307 m)
- 1,007 ft
- of climbing (307 m)
- average grade
- 3.4%
- average grade
- steepest 500 m
- 9.5%
- steepest 500 m
Elevation profile
From 4,902 ft at the bottom to 5,909 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 Grizzly Road this week
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Is it safe to bike up Grizzly 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 Grizzly Road
- How long and steep is the Grizzly Road from Feather River Highway climb?
- 5.6 miles (9.0 km) at 3.4% on average, climbing 1,007 ft (307 m) from 4,902 ft to 5,909 ft. The steepest half kilometre averages 9.5%. That makes it a Category 3 climb.
- Where does the climb start and finish?
- It starts at 39.82431, -120.42168, where Grizzly Road leaves Feather River Highway, and tops out on the road at 39.88521, -120.468.
- Is Grizzly 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
- Beckwourth Genesee RoadCat 2 · 5.2 mi at 3.9% · 1,060 ft · starts 2.5 mi away
- Lake Davis RoadCat 3 · 4.4 mi at 4.2% · 961 ft · starts 3.0 mi away
- Calpine Co RoadCat 3 · 1.5 mi at 8.6% · 666 ft · starts 10 mi away
- Gold Lake RoadCat 1 · 9.9 mi at 4.3% · 2,264 ft · starts 11 mi away
- Frazier Falls RoadCat 2 · 5.8 mi at 5% · 1,552 ft · starts 12 mi away
- Bonta Ridge RoadCat 1 · dirt · 5.7 mi at 8.1% · 2,428 ft · starts 12 mi away
- Graeagle-Johnsville RoadCat 3 · 2.1 mi at 7.1% · 797 ft · starts 12 mi away
- Antelope Valley Road near LoyaltonCat 3 · 4.4 mi at 3.4% · 791 ft · starts 13 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.