Skyline Boulevard Climb from San Mateo Road
- long (12.8 km)
- 8.0 mi
- long (12.8 km)
- of climbing (449 m)
- 1,473 ft
- of climbing (449 m)
- average grade
- 3.5%
- average grade
- steepest 500 m
- 6.1%
- steepest 500 m
Elevation profile
From 866 ft at the bottom to 2,339 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 Skyline Boulevard this week
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Is it safe to bike up Skyline Boulevard?
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 Skyline Boulevard along the climb from 2021–2025.
Common questions about Skyline Boulevard
- How long and steep is the Skyline Boulevard from San Mateo Road climb?
- 8.0 miles (12.8 km) at 3.5% on average, climbing 1,473 ft (449 m) from 866 ft to 2,339 ft. The steepest half kilometre averages 6.1%. That makes it a Category 2 climb.
- Where does the climb start and finish?
- It starts at 37.49556, -122.36892, where Skyline Boulevard leaves San Mateo Road, and tops out on the road at 37.41583, -122.3148.
- Is Skyline Boulevard 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
- San Mateo Road near Half Moon BayCat 3 · 1.8 mi at 6.8% · 627 ft · starts 0.9 mi away
- Half Moon Bay RoadCat 3 · 1.9 mi at 5.8% · 564 ft · starts 1.4 mi away
- San Mateo Road from Main StreetCat 3 · 5.0 mi at 3% · 801 ft · starts 3.9 mi away
- Higgins Canyon RoadCat 3 · 2.7 mi at 4.4% · 623 ft · starts 4.0 mi away
- Club DriveCat 3 · 1.3 mi at 8.7% · 600 ft · starts 4.6 mi away
- Hayne RoadCat 3 · 2.2 mi at 4.9% · 558 ft · starts 4.8 mi away
- Crestview Drive from Bow DriveCat 3 · 1.2 mi at 9.9% · 610 ft · starts 4.9 mi away
- Skyfarm Drive from Redington RoadCat 3 · 1.3 mi at 7.8% · 551 ft · starts 5.3 mi away
Places to ride to nearby
Bike crash hotspots nearby
Found from OpenStreetMap roads and USGS 3DEP elevation; ranked on shape only. Category 2: 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.