How much does camping cost at Mill Valley Campground?

Camping fees at Mill Valley Campground range from $5-$10/night. Prices may vary by site type (standard, hookup, premium) and season. Fees are typically paid at the campground entrance.

Is Mill Valley Campground first-come first-served or reservation?

Mill Valley Campground operates on a first-come, first-served basis. Walk-up availability only; no reservations.

Can I see photos of campsites at Mill Valley Campground before I book?

Yes! Mill Valley Campground has 2 campsite photos on Outdoorithm, contributed by campers who've stayed there. Browse real photos of individual sites to see what to expect before you reserve. You can also add your own photos after your trip to help the next family plan theirs.

What is the best time to visit Mill Valley Campground?

Mill Valley Campground is open May–September. The best time to visit depends on your preferences—summer offers the warmest weather and most activities, while spring and fall provide fewer crowds and milder temperatures. Check current conditions before your trip.

Are there showers at Mill Valley Campground?

Mill Valley Campground does not have shower facilities. Plan accordingly—nearby alternatives may include day-use areas or towns.

Can I have a campfire at Mill Valley Campground?

Fire policies at Mill Valley Campground: Campfires are permitted within the designated fire rings provided on-site.. Always check current fire restrictions before your trip, as conditions change seasonally.

How many campsites does Mill Valley Campground have?

Mill Valley Campground has 15 campsites. Sites vary in size, privacy, and amenities. Arrive early for the best site selection.

Are dogs allowed at Mill Valley Campground?

Pets are not allowed at Mill Valley Campground. This policy helps protect local wildlife and other campers. Consider nearby pet-friendly campgrounds if traveling with animals.

What amenities are available at Mill Valley Campground?

Mill Valley Campground offers: Restrooms. See our detailed campground page for the full list of facilities and features.

What activities can I do at Mill Valley Campground?

Popular activities at Mill Valley Campground include Hiking. The surrounding area offers plenty of outdoor recreation opportunities for all skill levels.

Mill Valley Campground

5 reviews

Featured in:Hiking Camping California

Quick Facts

4,200 ft

Price

$5 - $10/night

Booking

Walk-in Only

Sites

15 campsites

Season

May 15 through Novem...

Cell

Unknown

Pets

Check Policy

Check Availability Official Website

Get Directions

Quick Facts

4,200 ft

Price

$5 - $10/night

Booking

Walk-in Only

Sites

15 campsites

Season

May 15 through Novem...

Cell

Unknown

Pets

Check Policy

Check Availability Official Website

Get Directions

Mill Valley Campground

$5.00 - $10.00 / night

Campsite Fees

Single Site: $10 per night May - September (Memorial Day-Labor Day): $10/night Off-season: $5/night

Standard Site Fee$10.00

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USFS

Provider

I manage this campground

Plan a trip to Mill Valley Campground

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Campground Map

Mill Valley Campground

39.3183, -122.7062

Nearby places

Stonyford (17 miles)

Nearby supplies

Null

Driving directionsDrive west from Stonyford, CA, for 14.2 miles along Fouts Springs Rd. (Forest Service Rt. M10). At the 'Y' intersection, bear left onto FS17N02 and continue for 1.4 miles. At the next 'Y' intersection, bear left again and drive 0.2 miles to the campground. Please note: most of the access route is single lane, with the last 4.5 miles being dirt and gravel.

The access route includes single-lane roads with the last 4.5 miles on dirt and gravel terrain. This may pose challenges during inclement weather or for low-clearance vehicles.

Weather at Mill Valley Campground

Current alerts(2)

M10 Road Impassable Due to Mudslides
Please be advised access to the Letts Lake basin may be limited due to the M10 Road construction project. Please check forest alerts for M10 road updates.

Best Time to Camp at Mill Valley Campground

Summer delivers the most reliable access and weather. Days reach the mid-80s to low-90s while nights drop into the 40s-50s. The Ponderosa canopy keeps sites comfortable even on hot afternoons. Trails and fishing at nearby Letts Lake hit their peak during these months. Fire restrictions and wildfire risk increase through summer. Winter brings freezing temperatures and occasional snow that close access.

Best

Summer(Jun-Aug)

4.0 / 5

Summer is peak season with reliable access, shaded days and cool nights; mosquitoes present.

Planning Tips

Peak Season: May–September. Book 2-3 months ahead.
Operating Season: May 15 through November 30 (weather dependent)

About Mill Valley Campground

Mill Valley Campground sits at 4,200 feet in Mendocino National Forest, a mile north of Letts Lake near Stonyford. The campground has 15 tent sites arranged in a single loop, each with a picnic table and fire ring. At $5-10 per night, it's a quieter alternative to Letts Lake, with thick shade from mature Ponderosa pines.

Mill Valley Campground offers 15 combined sites that cater to both tent camping and group camping. The campground can accommodate medium-sized trailers but does not provide RV pull-through sites, sewer hookups, or electric hookups.

Weather and SeasonsSummer delivers the most reliable access and weather. Days reach the mid-80s to low-90s while nights drop into the 40s-50s. The Ponderosa canopy keeps sites comfortable even on hot afternoons. Trails and fishing at nearby Letts Lake hit their peak during these months. Fire restrictions and wildfire risk increase through summer. Winter brings freezing temperatures and occasional snow that close access.

ElevationPerched at 4,200 feet above sea level, Mill Valley Campground offers a refreshing mountain escape where the air is crisp and pine-scented. This elevation provides welcome relief from valley heat during summer months, though visitors should come prepared for dramatically cooler temperatures as the sun sets behind the peaks. The altitude brings crystal-clear nights perfect for stargazing, but also means winter arrives early and lingers late in this mountain sanctuary.

Natural Features and SceneryMature Ponderosa pines and conifers form a dense canopy over the campground, with manzanita scattered through the understory. The elevation keeps temperatures cooler than the valley floor. A marshy area nearby supports diverse wildlife but brings mosquitoes during warm months. The drive in offers views along narrow, guard-rail-free hairpin turns on dirt and gravel roads.

Geological RegionMill Valley Campground sits within the heart of Mendocino National Forest, where ancient geological forces have sculpted a landscape of rolling hills and volcanic remnants. At 4,200 feet elevation, the campground occupies a sweet spot where mature Ponderosa pines thrive alongside hardy conifers and resilient manzanita. This unique ecosystem, shaped by millions of years of geological activity and positioned near the tranquil waters of Letts Lake, creates a diverse habitat that showcases the rugged beauty of Northern California's lesser-known wilderness areas.

Scenic ViewsThe area offers shaded campgrounds and opportunities for dark sky stargazing.

Lodging & AccommodationsThere are no hotel-style lodging accommodations available at the campground.

Programs & ActivitiesThere is no information about cultural or educational programs at this site.

Best Campsites

Curated by campers, for campers

Reveal picks

Reserving a campsite

Check-in

2:00 PM

Check-out

11:00 AM

Stay Limit

14 days maximum

Tents

Tents are allowed

RV vehicles

RV vehicles are not allowed

Primitive

Primitive camping is not allowed

Reservable

Reservations are not allowed

Site layoutSingle loop with 15 sites. Spacing is tight with little understory vegetation between sites, so privacy suffers. Shade is plentiful.

Walk-in AvailabilityWalk-up availability only; no reservations.

AccessibilityVault toilets at the campground are wheelchair accessible. No further specific information about accessibility features was provided.

Site SizeThe campground contains 15 combined sites, each equipped with picnic tables and fire rings.

PrivacyThe campsites are closely spaced, providing little privacy due to the lack of understory vegetation. However, there is ample shade from mature Ponderosa pines and other conifers.

Total Campsites15 campsites

Amenities available

Water is OFF for the season.

Fire rings

Picnic tables

Vault toilets

I manage this campground

Activities you can enjoy

Mill Valley Campground is primarily focused on OHV (Off-Highway Vehicle) activities, with an OHV trail leading directly in and out of the area. Hiking opportunities are limited to the nearby Lower Letts Fire Road, suitable for high-clearance vehicles. No water-based or other recreational activities are available.

Hiking

Winter Activities

Water Sports

Planning your trip?Check out our camping packing checklist

Policies & Safety

Hazards & AlertsSeasonal hazards include potential insect presence due to the marshy area. Road access may be challenging during heavy storms, as sections can become impassable.

No Potable WaterThis campground does not have potable water on-site. Bring all the water you need for drinking, cooking, and cleaning.

No Flush ToiletsFlush toilets are not available. Vault toilets serve as the restroom option at this site.

No Electric HookupsElectric hookups are not available at this campground. RV campers should arrive with a full battery and plan for off-grid power (generator hours/quiet rules permitting).

No Water HookupsSite-level water hookups are not available. RV campers should fill freshwater tanks before arrival; check the No Potable Water note above if applicable for drinking water.

No Dump StationThere is no dump station at this campground. Plan to use a dump station along your route or at a nearby facility before or after your stay.

Trip Planning Tools

Set an AlertGet notified when sites open up Check WeatherHistorical weather data Gear for This TripMatched gear recommendations Packing ListCustomizable checklist

Questions & answers

Researching this campground? Ask anything — other campers and our team will weigh in. No visit required.

Tips from campers

Short heads-ups about the road in, gear quirks, timing, and more. You don't have to have been here to share what you know.

Reviews

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From Booking Sources

0.0

5 reviews

Limited Reviews

Mill Valley Campground has limited reviews, placing it in the bottom % of campgrounds based on reviews

User reviews highlight the peaceful setting of the Mill Valley Campground and the availability of shade from mature trees as significant positives. However, some users note the lack of privacy due to closely spaced campsites.

Review Summaries

Based on 5 reviews

What Campers Love

"Two quiet and wonderful days and nights" and "lots of great views and guard-rail-free hairpin turns" during the drive to the campground were among the highlights mentioned in user reviews.

Based on 5 reviews

Common Concerns

No specific complaints were noted from the reviews provided, but the lack of potable water and trash services during the off-season may be a concern for campers.

Based on 5 reviews

Site-Specific Reviews

No specific campsites have been singled out as the best or worst. The campground includes 15 combined sites.

Based on 5 reviews

Pro Tips & Recommendations

Campers should bring their own drinking water and insect repellent due to the marshy area nearby. Be cautious on the challenging and narrow dirt and gravel roads leading to the site.

Based on 5 reviews

Seasonal Insights

The campground operates with services from May 15 through November 30, yet it is open year-round. Users should note that during the off-season, there is no potable water or trash service.

Based on 5 reviews

Camper Quotes

"My daughter and I camped here for two nights... These were two quiet and wonderful days and nights."

Based on 5 reviews

Accessibility Features

Vault toilets are wheelchair accessible, and no other specific accessibility reviews are available.

Based on 5 reviews

Pet-Friendly Features

No reviews specifically mention pet policies or pet-related experiences.

Based on 5 reviews

Outdoorithm Community

Be the first to review this campground

Every adventure creates another. Share what you learned so the next camper feels a little more prepared heading out.

Go if

OHV riders and tent campers who bring all their own water and want cheap, shaded summer nights at elevation. The cooler temperatures and dark skies are real, and at $10 a night the tradeoffs are easy to accept.

Skip if

M10 Road is currently impassable due to mudslides, so confirm access before driving out. Even in normal conditions, narrow guard-rail-free dirt roads, zero potable water, and tight site spacing frustrate anyone expecting a relaxed car-camping setup.

Nearby Campgrounds

Mill Valley Campground

Quick Facts

Quick Facts

Get Notified When Available

Plan a trip to Mill Valley Campground

Campground Map

Weather at Mill Valley Campground

Current alerts(2)

Best Time to Camp at Mill Valley Campground

Planning Tips

About Mill Valley Campground

Best Campsites

Reserving a campsite

Amenities available

Activities you can enjoy

Policies & Safety

Trip Planning Tools

Reviews

What Campers Love

Common Concerns

Site-Specific Reviews

Go if

Skip if

Overview

About the campground

Seasons & access

RV information

Directions

Plan a trip to Mill Valley Campground

Current alerts(2)

Best Time to Camp at Mill Valley Campground

Planning Tips

Best Campsites

Reserving a campsite

Amenities available

Activities you can enjoy

Policies & Safety

Trip Planning Tools

Reviews

What Campers Love

Common Concerns

Site-Specific Reviews