Pine Flat Road Climb near Healdsburg

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: 1 bike crash was reported on or beside Pine Flat Road along the climb from 2021–2025, 1 of them serious or fatal.

How long and steep is the Pine Flat Road near Healdsburg climb?

11 miles (17.8 km) at 5% on average, climbing 2,940 ft (896 m) from 213 ft to 3,153 ft. The steepest half kilometre averages 13.4%. That makes it a Hors catégorie climb.

Where does the climb start and finish?

It starts at 38.67696, -122.80646, and tops out at Cadd Dunlavy Fire Trail at 38.75982, -122.75705.

Is Pine Flat 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.

• Geysers Road near HealdsburgCat 2 · 6.8 mi at 5.8% · 2,093 ft · starts 1.9 mi away
• Mc Donald RoadCat 3 · 1.7 mi at 8.1% · 732 ft · starts 3.8 mi away
• Toyon DriveCat 3 · 1.1 mi at 12.1% · 712 ft · starts 4.5 mi away
• Geysers Road near HealdsburgCat 3 · 1.8 mi at 8.8% · 843 ft · starts 6.1 mi away
• Perinoli RoadCat 3 · 2.5 mi at 5.3% · 702 ft · starts 6.2 mi away
• Coyote Ridge RoadCat 3 · 1.5 mi at 6.6% · 531 ft · starts 6.4 mi away
• Dillingham RoadCat 3 · 1.7 mi at 8.5% · 778 ft · starts 6.9 mi away
• Chemise RoadCat 2 · 5.3 mi at 4.5% · 1,260 ft · starts 7.0 mi away