Hendy Woods State Park
Also known as Hendy Woods SP
- Status
- Open (per official listing)Daily 8 a.m. – sunset
- Entrance fee
- $10 per dayAnnual pass available
- Day-use reservations
- None mentioned
- Dogs
- Dogs allowed, with restrictions6-ft leash
- Camping
- Yes
- Official site
- parks.ca.gov(707) 895-3141
Official page last checked Oct 29, 2026. How we keep this current
Current alerts 2
Alert Toxic Algal mats have been detected in Navarro River at Hendy Woods State Park Day use and the Philo Greenwood Bridge. The CA Waterboard advises park visitors and dogs to not swim or drink where algal mats are present. Please check the CA Waterboard webpage for current reports of toxic… (more)
ises park visitors and dogs to not swim or drink where algal mats are present. Please check the CA Waterboard webpage for current reports of toxic algal mats: https://mywaterquality.ca.gov/habs/resources/reports-map/
Posted by the park. Official alert
Partial closure Partial Closure — OtherToxic Algal mats have been detected in Navarro River at Hendy Woods State Park Day use and the Philo Greenwood Bridge. The CA Waterboard advises park… (more)
Toxic Algal mats have been detected in Navarro River at Hendy Woods State Park Day use and the Philo Greenwood Bridge. The CA Waterboard advises park visitors and dogs to not swim or drink where algal mats are present. Please check the CA Waterboard webpage for current reports of toxic algal mats: https://mywaterquality.ca.gov/habs/resources/reports-map/
Posted by the park 2026-08-14. Official alert
Overview
In Mendocino County, about 16 miles west of Ukiah, Hendy Woods State Park covers about 827 acres.
Visitors come for historic sites, boating, swimming, fishing, and wildlife watching. Water access includes a swimming beach. For overnight stays there are campsites (RV sites, tent sites, and showers).
Hours
Park, gate, office and facility hours are listed separately because they often differ. Alerts above override normal hours.
| Facility | Days | Hours | Season |
|---|---|---|---|
| Park | Daily | 8 a.m. – sunset | — |
Official wording
8:00 AM to Sunset
Source: official park page, checked Oct 29, 2026. Times are local to the park (America/Los Angeles).
Fees and passes
| Item | Amount |
|---|---|
| Vehicle Day Use | $10 |
Official wording
Special rates may apply for peak season, high demand holiday periods, and during weekends. Prices are subject to change without notice. • Vehicle Day Use: $10.00
California park passes
- California Explorer Annual Pass — $195. Vehicle day-use entry to 134 state parks incl. high-demand Southern California beaches Details
- Golden Poppy Annual Pass — $125. Vehicle day-use entry to 112 state parks Details
- Historian Passport — $50. Admission for up to four people at per-person-fee State Historic Parks Details
- Off-Highway Vehicle (OHV) Annual Pass — $50. Entry to State Vehicular Recreation Areas that collect day-use fees Details
- SNO-Park Pass — $40 season / $15 day. 18 SNO-PARK winter recreation areas Details
From the California state guide. Confirm which passes this park accepts.
Reservations
- Day use
- No day-use reservation requirement mentioned
- Booking system
- ReserveCalifornia
- Phone
- (800) 444-7275
We link to the official booking system rather than showing live availability, which changes minute to minute.
Pets
Dogs allowed, with restrictions · leash up to 6 feet
Not allowed in or on: trails.
Are dogs allowed? Yes: Dogs allowed in campground and day-use area. Dogs not allowed on trails. • Dogs must be on a leash no longer than six feet and in a tent or vehicle at night (Please carry proof of rabies inoculation). Except for service animals, dogs are not allowed on trails.
Service animals are generally permitted where pets are not. Check with the park for specific areas.
Camping
If you have a full day, explore Big Hendy, Little Hendy, and the hermit huts; picnic beside the river; and sleep beneath the stars at one of the park’s woodsy, well-maintained campgrounds.
- The Azalea Loop: four campsites; restroom accessibility varies.
- One-room Puma Cabin at Wildcat Campground has a ramp, with accessible restrooms nearby.
Overnight facilities: Tent Camping, Remote Camping, RV Dump Station, RV Access
From the official park page, checked Oct 29, 2026. Site counts and prices can change; confirm when booking.
Things to do
BoatingHistoric sites and toursPicnickingFishingSwimmingWildlife viewing and birdingGeocachingHikingCamping
Amenities
Facilities
- Restrooms
- Showers
- Drinking water
- Picnic areas
- Visitor center
- Nature center or museum
- Park or camp store
- Parking
Water
- Swimming beach
Camping
- RV dump station
- Tent camping
- RV camping
✓ listed by the park · ✕ the park says it is not available. Anything not shown here isn’t mentioned by the official source — that means unknown, not unavailable.
Accessibility
Overview
Located in the middle of the Anderson Valley wine district, Hendy Woods State Park is warmer and less foggy than redwood parks along the coast. The park is located on one of the scenic by-ways, the Greenwood Road, or State Highway 128, just southeast of its junction of with Highway 101. Phone (707) 895-3537 or (707) 937-5804 for more information.
Camping
Azalea Campground: Four campsites in this campground loop are generally accessible (#5, #37, #40 and #41). Each site includes a paved area for the picnic table, food locker, and fire ring; tent space may be limited. Sites #37, #40, and #41 also include electricity. Combination restroom/shower building across from site #3 is generally accessible and includes accessible parking.
Read more from the park
Wildcat Campground: In this campground loop, campsite #92 is accessible and includes a level tent pad, picnic table, food locker, and fire ring. Restrooms with showers across from site #48/#49 are usable; however, users may encounter barriers including but not limited to: noncompliant cross slope/running slope within the route to this facility, tight toilet stall maneuvering space, grab bars at inconsistent heights, toilet seats that are too low, toilet/sink controls that require more than 5 pounds of force to operate, heavy shower compartment doors, lack of folding seat in shower compartments, and shower controls that require grasping/twisting.
Puma, a one room cabin in this campground loop, is generally accessible. It is ramped, though some assistance may be needed at door threshold. The cabin contains two bunks, a small table and two chairs, and is heated by a wood stove. Wood is for sale at the park. Water is available nearby. Assistance may be required at cabin’s gravel parking space and at unpaved picnic area. Visit Access Northern California for detailed cabin accessibility information and photos.
Trails
The All Access Trail is an ‘out-and-back accessible trail that is 0.28 miles each way. The trail begins the redwood hiking experience at the day use parking area, which is found at the end of the main park road. The surface is compacted soil. The trail is generally flat at less than 5% slopes with one section for 24 feet at 6% slope. Be sure to pick up the Discovery Trail Self-Guided Walk brochure to enhance your experience. At about 800-feet the Discovery Loop Trail will intersect this trail. Accessible parking, picnic area, and restrooms are located at the trailhead.
The Discovery Loop Trail is a 0.43 mile accessible loop trail. The trail takes visitors deeper into Big Hendy Grove traversing over natural surface trail, bridges, and boardwalks. Visitors will experience some of the finest old growth Coast Redwood forest in Northern California. This trail loops back to the All Access Trail and the day use area. The surface is compacted soil and wood. The trail is generally flat at less than 5% slopes with intermittent sections between 5% to 8%.
The Upper Loop Trail is a 0.67 mile accessible loop trail. Visitors interested in a longer hike can take the Upper Loop Trail even further into Big Hendy Grove. This trail loops back to the Discovery Loop Trail. The surface is compacted soil. The trail is generally flat at less than 5% slopes with one section for 26 feet at 7% slope.
Trail Name Running Slope Cross Slope Trail Width Trail Surface
All Access Trail 2% Average 3% Average 5 FT Average Soil
6% Maximum 3% Maximum 5 FT Minimum
Discovery Loop Trail 1% Average 3% Average 5 FT Average Soil & Wood
7% Maximum 3% Maximum 5 FT Minimum
Upper Loop Trail 1% Average 3% Average 5 FT Average Soil & Wood
7% Maximum 3% Maximum 5 FT Minimum
Exhibits/Programs
In the Wildcat Campground, route to the campfire center and seating in the campfire center are accessible.
Official accessibility information
Conditions change. Contact the park to confirm specific accessible features before your visit.
Getting there
- Address
- 18599 Philo-Greenwood Road
Philo, CA 95466 - Nearest town
- Ukiah — about 16 mi west (straight line)
- Coordinates
- 39.0849, -123.4850
- Phone
- (707) 895-3141
Entrances
- Directions point
Google Maps directionsApple MapsOfficial park map (PDF)
Directions from the park
The park is located less than a three hour drive from the San Francisco Bay Area, eight miles northwest of Boonville, a half-mile south of Highway 128 on Philo-Greenwood Road. The park is located on one of the scenic by-ways, the Greenwood Road, in southwestern Mendocino County just off State Highway 128.
Nearby state parks
Sources and freshness
- California State Parks — park page — last checked Oct 29, 2026
- California State Parks Listing page (one link per unit, page_id = officialId), unioned with the CSP Enterprise GIS 'ParkEntryPoints' ArcGIS layer (coords, address, county, unit number, management status) and the 'CSPParkUnit_CurrentStatus' layer (open/partial/full closure)
- Wikidata
- USGS PAD-US 4.1 (boundary and acreage)
“Last checked” is when our system last read the official source. No change has been detected since this page was first published. Hours, fees and rules can change without notice — confirm with the park before you go. Methodology