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Bike touring routes & trails

Santa Clara County

Mount Hamilton Observatory 🔭📡 – Mount Hamilton Road loop from Joseph D. Grant County Park

Bike touring routes & trails

Santa Clara County

Mount Hamilton Observatory 🔭📡 – Mount Hamilton Road loop from Joseph D. Grant County Park

Hard

4.6

(3799)

14,536

riders

Mount Hamilton Observatory 🔭📡 – Mount Hamilton Road loop from Joseph D. Grant County Park

02:49

36.5km

960m

Cycling

Hard bike ride. Very good fitness required. Mostly paved surfaces. The starting point of the route is right next to a parking lot.

Last updated: September 25, 2026

Tips

Includes a segment in which cycling is not permitted

After 2.91 km for 52 m

Waypoints

A

Start point

Parking

1

1.32 km

Grant Lake - Joseph D Grant County Park

Highlight • Lake

The easy trail around the Southeast side of the lake is a great starting point for excursions into the North of JD Grant Park

Tip by

2

1.73 km

McCreery Lake

Highlight • Lake

McCreery Lake is a little lake located in the Joseph D. Grant County Park. There are various trails leading along the lake and thanks to the multiple connecting trails in …

Tip by

3

2.94 km

Yerba Buena & Loop Trail ⛰️ JD Grant County Park 🌳

Highlight • Trail

4

18.0 km

Mount Hamilton - Lick Observatory

Highlight • Monument

A wide range of space observatories on the highest mountain in the area, including the largest glass lens historic observatory from the 1880s, and several generations of subsequent observatory systems. …

Tip by

5

18.2 km

Mount Hamilton

Highlight • Summit

I object to this user "Mirsaid Abdullaev" stealing my images and passing them off as his. Please stop this. He has been to none of these locations, so cannot create …

Tip by

6

18.4 km

Mount Hamilton Observatory 🔭📡

Highlight • Monument

One of the oldest astronomical observatories in the Western US, with several generations of telescopes and technology.

Tip by

7

18.4 km

Mount Hamilton Road

Highlight (Segment) • Trail

Mount Hamilton Road is a road biker's delight - if you like climbs. Getting to JD Grant Park from the San Jose sea level is already a 1500 feet climb, …

Tip by

8

35.2 km

JD Grant Park

Highlight • Forest

The Joseph D. Grant County Park is the largest country park in the Santa Clara area of California. Joseph was the wealthy son of a merchant who bought this land …

Tip by

B

36.5 km

End point

Parking

Way Types & Surfaces

Way Types

34.0 km

1.64 km

620 m

179 m

< 100 m

Surfaces

35.6 km

671 m

< 100 m

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Elevation

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Weather

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Today

Thursday 29 October

19°C

6°C

0 %

Additional weather tips

Max wind speed: 7.0 km/h

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