Old Boy Scout Road Climb
- long (4.8 km)
- 3.0 mi
- long (4.8 km)
- of climbing (305 m)
- 1,001 ft
- of climbing (305 m)
- average grade
- 6.3%
- average grade
- steepest 500 m
- 14%
- steepest 500 m
Elevation profile
From 1,788 ft at the bottom to 2,789 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 Old Boy Scout Road this week
Loading forecast…
Is it safe to bike up Old Boy Scout 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 Old Boy Scout Road
- How long and steep is the Old Boy Scout Road climb?
- 3.0 miles (4.8 km) at 6.3% on average, climbing 1,001 ft (305 m) from 1,788 ft to 2,789 ft. The steepest half kilometre averages 14%. That makes it a Category 3 climb.
- Where does the climb start and finish?
- It starts at 39.37616, -123.29213, and ends at a gate at 39.35029, -123.26724.
- Is Old Boy Scout 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
- Middle Road near WillitsCat 3 · 1.4 mi at 8.2% · 610 ft · starts 1.4 mi away
- Willits Watershed RoadCat 2 · 3.3 mi at 6.4% · 1,129 ft · starts 2.1 mi away
- Road HCat 3 · 2.4 mi at 4.7% · 600 ft · starts 2.1 mi away
- Road A from Road HCat 3 · 2.1 mi at 5.1% · 577 ft · starts 2.4 mi away
- Mariposa Creek RoadCat 3 · 3.4 mi at 4.9% · 883 ft · starts 2.6 mi away
- Best Day So FarCat 3 · 2.3 mi at 4.9% · 597 ft · starts 2.7 mi away
- Ridgewood Road from Mariposa Creek RoadCat 2 · 3.7 mi at 6.7% · 1,312 ft · starts 3.0 mi away
- Blackhawk DriveCat 3 · 0.8 mi at 14.4% · 640 ft · starts 3.1 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.