Mill Flat Campground

Star4.16
18 reviews
35860 East Kings Canyon Road, Dunlap, CA 93621

Quick Facts

1,100 ft

Price

Free

Booking

First-Come

Sites

5 campsites

Season

Year-round

Cell

Unknown

Pets

Check Policy

Opens Hume Lake Ranger District Office site

Official Website
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Mill Flat Campground
$0.00 - $0.00 / night
Campsite Fees
Mill Flat Campground has no fees; it operates on a first-come, first-served basis.
Standard Site Fee$0.00
Hookup Site Fee$0.00
Premium Site Fee$0.00
Hike and Bike Site Fee$0.00
Group Site Fee$0.00
Food Storage Locker Fee$0.00

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Provider
559-338-2251
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What Campers Say

4.16

Satisfactory

Based on 18 reviews

14 Google reviews

Most mentioned

viewsrestroomswater

Some mention

noise

"User reviews of Mill Flat Campground highlight contrasting experiences. Some appreciate its natural beauty and free camping, while others criticize overcrowding and misuse of the area."

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Campground Map

35860 East Kings Canyon Road, Dunlap, CA 93621

Mill Flat Campground

35860 East Kings Canyon Road, Dunlap, CA 93621

Driving directionsFrom Fresno, go 47 miles east on CA 180, Piedra Road, 17 miles on Trimmer Springs Road (Forest Road 11S12), cross the river to the south, then go east on Davis Road (Forest Road 12S01).
The road to the campground is unsuitable for trailers. Some user reviews suggest it is listed as 4WD-only on certain platforms, but it is navigable by 2WD cars if driven carefully.
Nearby places
Fresno (approximately 47 miles, about 1.5 hours) and Dunlap (exact distance not specified).
Nearby supplies
Closest supplies are likely in the town of Dunlap or Fresno, but no specific details on groceries, fuel, or camping supplies are provided.

Best Time to Camp at Mill Flat Campground

Experience nature's full spectrum at Mill Flat, where crisp winter days hover between 50-60°F, perfect for peaceful riverside hikes and cozy campfire evenings. As summer arrives, the mercury climbs toward 100°F during peak weeks, transforming the Kings River into an irresistible oasis for cooling off. The dramatic temperature swings between day and night create magical mornings shrouded in mist and star-filled evenings that showcase the Milky Way. With predominantly dry conditions year-round, you can count on clear skies for your outdoor adventures.

Summer(Jun-Aug)
4.0 / 5

Summer reviews most positive for refreshing river access and rafting, though crowding rises.

Fall(Sep-Nov)
3.5 / 5

Fall likely pleasant for hiking and scenery; fewer explicit fall-specific reviews available.

Best
Spring(Mar-May)
4.0 / 5

Spring likely strong for active river recreation and hiking as flows and scenery peak.

Winter(Dec-Feb)
3.0 / 5

Mild winter temps (50–60°F) noted; suitable for quiet hikes but no winter-sport infrastructure.

Planning Tips
  • Peak Season: No specific peak season dates provided.. Book 2-3 months ahead.
  • Operating Season: No specific seasonal closure details provided; it appears to be open year-round.

About Mill Flat Campground

Tucked away in the heart of Giant Sequoia National Monument, Mill Flat Campground offers an intimate escape with just five secluded campsites perched at 1,100 feet along the rushing waters of the Kings Wild and Scenic River. Adventure seekers flock here for the thrilling whitewater rafting opportunities, where the river churns through exhilarating Class III rapids that challenge paddlers while rewarding them with stunning canyon views. This hidden gem provides the perfect basecamp for those seeking solitude and raw natural beauty far from the crowds.
Mill Flat Campground is a primitive campsite with no fees, offering first-come, first-served access. It is unsuitable for trailers.
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Stay Limit
No information provided about a maximum stay limit.

Amenities available

Picnic tables

Activities you can enjoy

Mill Flat Campground provides recreational opportunities like fishing in the Kings Wild and Scenic River and OHV camping. Hiking, horseback riding, and biking are available on trails within Giant Sequoia National Monument outside wilderness areas. Rafting is popular, with up to Class III rapids in the river.
HikingHiking trails are available within Giant Sequoia National Monument. These trails are open to hikers, horses, and bikes in areas outside wilderness zones.
FishingFishing is permitted in the Kings Wild and Scenic River, although no specific details on fish species or fishing quality are provided.
BikingBiking is permitted on trails within Giant Sequoia National Monument, except in wilderness areas.
Winter Activities
Water Sports
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Policies & Safety

Hazards & AlertsBlack bears are present, requiring special food storage protocols. River features Class III rapids and can be dangerous without proper precautions.
No Potable WaterThis campground does not have potable water on-site. Bring all the water you need for drinking, cooking, and cleaning.

Weather at Mill Flat Campground

Reviews

4.2
18 reviews
Satisfactory
Satisfactory
Mill Flat Campground is satisfactory, placing it in the bottom 60% of campgrounds based on reviews
User reviews of Mill Flat Campground highlight contrasting experiences. Some appreciate its natural beauty and free camping, while others criticize overcrowding and misuse of the area.
Review Summaries
Based on 18 reviews

What Campers Love

Reviews praise the scenic river access, free camping, and the suitability of the campground for families. Hanna B. mentions, 'I absolutely love this place. My go-to camp spot. The water is so...
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Based on 18 reviews

Common Concerns

Overcrowding and misuse of the area are significant concerns. Di Huang notes instances of trash, loud music, ground fires in pristine sandy areas, and unregulated camping behavior, stating,...
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Based on 18 reviews

Pro Tips & Recommendations

Campers recommend arriving early to secure a spot and being prepared for a lack of potable water and potential overcrowding during peak times.
Based on 18 reviews

Seasonal Insights

Summer receives the most positive reviews due to its refreshing river access and opportunities for hiking, while some complaints about overcrowding and misuse are more prevalent during this time.
Based on 18 reviews

Camper Quotes

Notable quotes from users include: 'Great campground. The road here is listed as 4WD, but can easily be driven by 2WD cars if you're not a speed demon,' says Noah Nedderman. Hanna B. highlights the...
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Based on 18 reviews

Site-Specific Reviews

Specific concerns about overcrowding and misuse are mentioned for individual campsites. Di Huang describes, 'One family had so many people that one site was dedicated just to food. The other spots...
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Based on 18 reviews

Accessibility Features

Accessibility features and experiences are not explicitly described in user reviews.
Based on 18 reviews

Pet-Friendly Features

No reviews specifically address pet policies or experiences.
Based on 18 reviews

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Last updated January 5, 2026
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