San Francisco North Bay - Top Bike Climbs

#1
Mt. St. Helena
USA, CA
#2
Mix Canyon
USA, CA
#3
Bald Mountain
USA, CA
#4
Pine Flat Road
USA, CA
#5
Mt. Tam via Panoramic Hwy North
USA, CA
#6
Mt. Tam via Fairfax-Bolinas Road
USA, CA
#7
Geysers Road South
USA, CA
#8
Pine Mountain Road
USA, CA
#9
Mt. Tam from Miller Ave
USA, CA
#10
Ida Clayton Road
USA, CA

Climb List: San Francisco North Bay
(sort by distance, difficulty, elevation and more)

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Sonoma County
United States (CA)
19 ROUTES
39 POIs
ROUTE STATS (TOTAL)
269.3
mi
DISTANCE
41,801
ft
ELEV. GAIN

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FULL SUMMARY

#4 Mt. Tam upper left; #2 Mix Canyon upper right;

#3 Bald Mountain bottom right; #5 Geysers Road bottom left;

#1 Mt. St. Helena center

The North Bay consists of Solano (Mix Canyon) Marin (Mt. Tam), Napa (Mt. St. Helena) and Sonoma Counties. (Bald Mountain, Geysers Road, Ida Clayton Road, Fort Ross Road, Pine Flat, Pine Mountain and Cavedale).  

The top 5 in in reverse order:

NORTH BAY #5 BIKE CLIMB

GEYSERS ROAD (SONOMA COUNTY)

IMG_1905.JPG

Cycling Geysers Road - Sonoma County’s second hardest road bike climb

Ride 4.1 miles gaining 1,841’ at 8.7% average grade.

 

This climb is a California Top 10 Most Scenic Bike Climb

NORTHBAY #4

MT. TAMALPAIS (MARIN COUNTY)

Cycling Mt. Tamalpais from Panoramic Highway North -- View from Mt. Tam’s West Peak

Most difficult bike climb in Marin County

Ride 6.6 miles gaining 2,378’ at 6.8% average grade

NORTHBAY #3

BALD MOUNTAIN (SONOMA COUNTY)

Bike climb up bald mountain - map at the top with mountains 

Cycling Bald Mountain - very challenging - 33 mm tires recommended.

Ride 4.1 miles to 2,733’ gaining 2,122’ at 9.5% average grade.

Steepest ¼ mile is near the top - 17%

cycling bald mountain Sonoma County; cyclist at top; bicycle;

NORTHBAY #2

MIX CANYON (SOLANO COUNTY)

Cycling Mix Canyon Road

Ride a mere four miles, but at a stout 10.5% average grade.

A windy, narrow road through a canyon with minimal distant views.

SAN FRANCISCO NORTH BAY MOST DIFFICULT BIKE CLIMB

MT. ST. HELENA (NAPA COUNTY)

Cycling Mt. St. Helena - view of Mt. St. Helena across vineyards

Cycling Mt. St. Helena

Ride 11.5 miles gaining 3,815’ at 6% average grade.

This is another California Top 10 Most Scenic Bike Climb

By a long stretch, the Mt. St. Helena climb ranks #1 in the North Bay, with a Fiets Index of 7.23 (well beyond its closest competitors: Mix Canyon and Bald Mountain).