Can you reserve a site at Judge Davis Trailhead?

No. Judge Davis Trailhead is not reservable through Recreation.gov, so sites are first-come, first-served or booked elsewhere.

Judge Davis Trailhead

Facility · California ·

Managed by the Bureau of Land Management

Berryessa Snow Mountain National Monument (BLM_NM) · Open Access

1,734 ft
Elevation

The Judge Davis Trailhead provides access to the Judge Davis Trail and the Cache Creek Ridge Trail. Judge Davis Trail is about 10 miles round trip to Cache Creek with a total elevation gain of 1,2800 feet with the option of extending your hike by about 6 miles to reach the Red Bud Trailhead. Cache Creek Ridge Trail goes from Highway 20 to Highway 16 and is about 9.5 miles with a total elevation gain of about 1,500 feet. Both trails are open to hiking, equestrian riding, mountain biking outside of the wilderness boundary, and hunting. No water is available and restroom facilities at the trailhead are currently out of order.

Getting there

From Clearlake Oaks, CA drive about 17 miles east of Highway 20 to the trailhead on your right. From Williams, CA drive about 21.5 miles west on Highway 20 to mile marker 40.67, trail head will be on your left.

39.00889, -122.41509 · 39°0'32.0"N 122°24'54.3"W

Directions (Google Maps) · Directions (Apple Maps)

Typical weather

Typically 91°F in Jul, down to 55°F in Jan.

	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
High °F	55	58	62	66	73	83	91	91	85	75	63	55
Low °F	33	34	35	39	45	52	56	54	50	43	36	33
Precip in	6.2	6.2	4.0	2.0	1.2	0.2	0.0	0.1	0.2	0.9	2.9	6.1

1991–2020 averages from the nearest NOAA station, 10.1 mi away — not measured at the facility itself, and elevation can make a real difference over that distance.

Map

Fees and stay limits

No Fee

Stay limit: No Camping available at trailhead

From Recreation.gov, which is not always current. The operator's own page is the authority on what you will be charged.

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Common questions about Judge Davis Trailhead

Can you reserve a site at Judge Davis Trailhead?: No. Judge Davis Trailhead is not reservable through Recreation.gov, so sites are first-come, first-served or booked elsewhere.
How long can you stay at Judge Davis Trailhead?: No Camping available at trailhead

Camping near Judge Davis Trailhead

Little Stony 21 mi · Campground · we watch it
Letts Lake Campground 25.7 mi · Campground · we watch it
Mill Valley Campground 26.5 mi · Campground · we watch it
Mill Creek - Mendocino National Forest 27.2 mi · Campground · we watch it
Gray Pine Group Campground 27.2 mi · Campground · we watch it
Fouts 27.4 mi · Campground · we watch it
Dixie Glade Campground 27.4 mi · Campground · we watch it
South Fork Campground - Mendocino National Forest 27.5 mi · Campground · we watch it
Cowboy Camp Equestrian Campground and Wildlife Viewing Area 3.4 mi · Facility
Cedar Camp Campground 23.3 mi · Campground
Letts Lake Campground 25.7 mi · Campground
Dixie Glade Campground 27.4 mi · Campground

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Contact

Recreation.gov last updated this record on 2026-02-25.

Facility information and photographs from Recreation.gov (RIDB). SpotOpened is not affiliated with Recreation.gov or any federal agency.