- Weather
- 52°Ftypical start
- Field size
- ~1,500 runners
- Course
- Net downhill
- Elevation
- 100 ft gain · -1,000 ft net
Fast downhill coastal route
PR9.5Weather9.1Experience7.4
All marathons
Early March · West Coast · Point-to-Point
Napa Valley Marathon
Napa, CA
Runs along the scenic Silverado Trail
- Best for PR
- Boston Qualifier
- Scenic
Opens the race organizer's website
- Typical start temp
- 47°F(estimated)
- Field size
- ~2,500 runners(estimated)
- Course
- Net downhill
- Elevation
- 300 ft gain · -250 ft net(estimated)
Why runners choose this race
A point-to-point course around Napa, CA, that gives back elevation for most of the race.
Good fit if
- · PR attempts
- · Boston qualification
- · Runners who care about scenery
Think twice if
- No notable warnings in the data.
Course and logistics
- Course type
- Point-to-Point
- Surface
- Road
- Total gain
- 300 ft(estimated)
- Total loss
- 550 ft(estimated)
- Net elevation
- -250 ft(estimated)
- Field size
- ~2,500 runners(estimated)
- Crowd support
- Pockets of spectators
- Entry
- Data coming soon
- Start / finish
- Start and finish in different locations
Race details
- Typical timing
- Early March
- Region
- West Coast
- Editorial tier
- Featured
- Data last reviewed
- 2026-08-26
Runs along the scenic Silverado Trail
Good to know
- Best for PR
- Boston Qualifier
- Scenic
- Point-to-point
- Net downhill
- Destination race
Race-day weather
Modelled from location, month and coastal proximity — not verified race history.
ExcellentGoodWarmHeat risk
Typical start sits at 47°F — excellent marathon conditions.
Similar races
- Weather
- 44°Ftypical start
- Field size
- ~800 runners
- Course
- Net downhill
- Elevation
- 50 ft gain · -2,000 ft net
Event: Cascade Express Marathon
PR9.5Weather9.2Experience7.1
- Weather
- 48°Ftypical start
- Field size
- ~1,500 runners
- Course
- Net downhill
- Elevation
- 50 ft gain · -2,000 ft net
High BQ rate along Cascade rail-trail
PR9.6Weather9.2Experience7.4