Lemon Avenue Climb
- long (3.9 km)
- 2.4 mi
- long (3.9 km)
- of climbing (200 m)
- 656 ft
- of climbing (200 m)
- average grade
- 5.1%
- average grade
- steepest 500 m
- 12.3%
- steepest 500 m
Elevation profile
From 551 ft at the bottom to 1,207 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 Lemon Avenue this week
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Is it safe to bike up Lemon Avenue?
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: 2 bike crashes were reported on or beside Lemon Avenue along the climb from 2021–2025, 1 of them serious or fatal.
Common questions about Lemon Avenue
- How long and steep is the Lemon Avenue climb?
- 2.4 miles (3.9 km) at 5.1% on average, climbing 656 ft (200 m) from 551 ft to 1,207 ft. The steepest half kilometre averages 12.3%. That makes it a Category 3 climb.
- Where does the climb start and finish?
- It starts at 34.01565, -117.86425, where Lemon Avenue leaves South Lemon Avenue, and tops out at Walnut Vista Way at 34.04216, -117.88182.
- Is Lemon Avenue 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
- Punta del Este DriveCat 3 · 1.7 mi at 7.8% · 702 ft · starts 5.5 mi away
- Turnbull Canyon Road from Shadybend DriveCat 3 · 3.6 mi at 4.3% · 827 ft · starts 6.4 mi away
- North Harbor BoulevardCat 3 · 2.3 mi at 5.6% · 673 ft · starts 7.0 mi away
- East Oak Canyon DriveCat 3 · 1.1 mi at 9.5% · 531 ft · starts 7.3 mi away
- Eucalyptus AvenueCat 3 · 2.7 mi at 4% · 568 ft · starts 7.8 mi away
- Glendora Mountain Road from Elmgrove DriveCat 1 · 9.7 mi at 4.9% · 2,520 ft · starts 8.8 mi away
- Colima RoadCat 3 · 2.3 mi at 4.8% · 600 ft · starts 9.6 mi away
- Van Tassel MotorwayHC · 4.6 mi at 12.1% · 2,927 ft · starts 10 mi away
Places to ride to nearby
Bike crash hotspots nearby
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.