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

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

Hard

5.0

(2728)

15,383

riders

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

02:13

35.1km

940m

Road cycling

Hard road ride. Very good fitness required. Some segments of this route may be unpaved and difficult to ride. The starting point of the route is right next to a parking lot.

Last updated: March 27, 2026

Tips

Includes a segment in which cycling is not permitted

After 1.92 km for 52 m

Waypoints

Start point

Parking

Get Directions

117 m

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

222 m

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

740 m

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

1.94 km

Yerba Buena & Loop Trail ⛰️ JD Grant County Park 🌳

Highlight • Trail

17.2 km

Lick Observatory

Nature Reserve

17.4 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

17.8 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

18.2 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

35.1 km

End point

Parking

Way Types & Surfaces

Way Types

33.7 km

587 m

350 m

322 m

150 m

Surfaces

34.5 km

499 m

< 100 m

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (1,260 m)

Lowest point (480 m)

Weather

Today

Saturday 23 May

24°C

9°C

0 %

Additional weather tips

Max wind speed: 11.0 km/h

to get more detailed weather forecasts along your route

Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.

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

Grant Lake - Joseph D Grant County Park

JD Grant Park

McCreery Lake

Yerba Buena & Loop Trail ⛰️ JD Grant County Park 🌳

Mount Hamilton Observatory 🔭📡

Mount Hamilton - Lick Observatory

Mount Hamilton Road

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