Mill Flat Campground
02 reviews: null
Quick Facts
Price
Free
Booking
First-Come
Sites
7 campsites
Season
June through October
Cell
Unknown
Pets
Not Allowed
RV Friendly
Get DirectionsQuick Facts
Price
Free
Booking
First-Come
Sites
7 campsites
Season
June through October
Cell
Unknown
Pets
Not Allowed
RV Friendly
Get DirectionsMill Flat Campground
$0.00 - $0.00 / night
Campsite Fees
Mill Flat Campground operates as a non-fee area.
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
Total Campsite Fees$0.00
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USFS
Provider208-678-0430: null
What Campers Say
N/A
Limited Reviews
Based on 2 reviews
16 Google reviews
Most mentioned
quietpeaceful
"User reviews were mixed. Positive aspects included the peaceful, open setting and opportunities for stargazing and wildlife viewing. Negative mentions focused on poor restroom conditions, biting deer flies, and seclusion that may deter some visitors."
Fees & Passes at Mill Flat Campground
Free
Campsite fees
Standard Site
Basic tent/RV spot
Stay Limit: Camping limited to 14 consecutive days within a 28-day period.
Cancellation: Not applicable as the campground is non-reservable.
Prices verified August 10, 2025
Prices may vary by season and site type. Always confirm current rates on the official Minidoka Ranger District website.
Best Time to Camp at Mill Flat Campground
Summer transforms Mill Flat into a sun-drenched haven, where warm days invite endless exploration and cool evenings are perfect for stargazing around the campfire. The dry conditions create ideal camping weather from June through early fall. As autumn approaches, crisp mornings hint at the transformation ahead, when winter blankets the Sawtooth region in snow and temperatures plunge below freezing. Smart campers plan their visits during the golden window of summer and early fall, when nature shows off her most hospitable side.
Spring (Mar-May)
Wildflowers bloom, mild temperatures, fewer crowds. Great for hiking and photography.
Best
Summer (Jun-Aug)
Peak season with warm days. Most facilities open. Reserve ahead.
Fall (Sep-Nov)
Beautiful fall colors, cooler temps, quieter campgrounds. Ideal for peaceful trips.
Winter (Dec-Feb)
Snow activities available. Some facilities may close. Check conditions.
Planning Tips
- Peak Season: June through October. Book 2-3 months ahead.
- Operating Season: June through October
- Current Alerts: No active alerts or warnings provided.
About Mill Flat Campground
Tucked away in the heart of Sawtooth National Forest, Mill Flat Campground offers an intimate escape with just seven thoughtfully spaced campsites. This hidden gem welcomes both RV enthusiasts and tent campers to its serene open canyon setting, where the absence of fees and crowds creates a refreshingly authentic outdoor experience. From June through October, adventurers can claim their spot on a first-come, first-served basis, making spontaneous getaways delightfully simple.
The campground offers basic accommodations including tent and trailer camping. The lack of potable water and other modern conveniences indicates a more primitive camping experience.
Weather and SeasonsSummer transforms Mill Flat into a sun-drenched haven, where warm days invite endless exploration and cool evenings are perfect for stargazing around the campfire. The dry conditions create ideal camping weather from June through early fall. As autumn approaches, crisp mornings hint at the transformation ahead, when winter blankets the Sawtooth region in snow and temperatures plunge below freezing. Smart campers plan their visits during the golden window of summer and early fall, when nature shows off her most hospitable side.
ElevationNo elevation details available.
Natural Features and SceneryThe campground's canyon location creates a natural amphitheater of wonder, where towering walls frame expansive skies and create a sense of peaceful seclusion. Babbling streams weave through the landscape, providing a soothing soundtrack to your outdoor adventure. Trail networks beckon from the campground's edges, promising discoveries around every bend—from hidden meadows to scenic overlooks that showcase the raw beauty of the Sawtooth wilderness.
Geological RegionNestled within an open canyon carved by ancient forces, Mill Flat sits in the dramatic landscape of Sawtooth National Forest, where millennia of geological artistry have sculpted a playground of natural wonders
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Campsite details
Sites PrivacyUser reviewers highlighted that the campsites are well-spaced, offering a peaceful and private camping experience: 'Camping spots are well spaced for a peaceful experience.'
Total Campsites7 campsites
Recommended CampsitesUser reviews suggest the campground is peaceful and well-spaced, making it suitable for privacy and open recreation.
Best Campsites
Curated by campers, for campers
Reveal picks
Reserving a campsite
Check-in
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Check-out
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Stay Limit
Camping limited to 14 consecutive days within a 28-day period.
Guests Allowed Per Site
Limit of 2 vehicles per site. Specific guest limits not provided.
Tents
Tents are allowed
RV vehicles
RV vehicles are allowed
Primitive
Primitive are allowed
Reservable
Reservations are not allowed
Site layoutSeven individual sites dispersed within an open canyon setting.
Open and Closed SeasonJune through October
Reservation PlatformsNot applicable as reservations are unavailable.
Walk-in AvailabilityAll sites operate on a walk-up, first-come, first-served basis.
Cancellation PolicyNot applicable as the campground is non-reservable.
Activities you can enjoy
The campground offers a range of outdoor activities suited for nature enthusiasts. Visitors can enjoy trout fishing in the stream, stargazing at night, and exploring the canyon on extensive trail systems. Activities include mountain biking, OHV camping and trail riding, hiking, backpacking, picnicking, and hunting.
Hiking
Extensive trails through mountain canyons provide opportunities for day hikes and backpacking. Users noted the scenic beauty of the area.Fishing
Fishing for trout is permitted in the stream near the campground. Specifics about fish variety or regulations are not provided.Biking
Mountain biking trails are available. No additional details on trail difficulty or length are provided.Wildlife viewing
Some campers mentioned observing wildlife such as owls and bats. Nighttime stargazing is also a highlight due to the open and secluded setting.Winter Activities
Snow-based activities are likely possible as snow appears in weather data for some weeks during colder months.Advertisement
Campground rules
- Pets are not allowed
- No specific fire policies mentioned.
- Quiet hours are : null
Hazards
General hazardsUser reviews mention issues with flies, biting deer flies, and spiders. There are no official mentions of wildlife like bears, but campers should prepare for typical forest fauna.
Active alertsNo active alerts or warnings provided.
Weather at Mill Flat Campground
37
°F
Dec 7
Sunday
Overcast
Precipitation: 0%
Strong wind, exercise caution
Humidity: 69%
Moderately humid conditions
Wind: 11.7 mph
Strong wind, exercise caution
Overcast
Weather History
Weather data powered by Open-Meteo
Detailed 7-Day Forecast
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Reveal forecast
Emergency Services
Nearest emergency services can be contacted at the Minidoka Ranger District Office in Burley, ID. Phone: 208-678-0430.
Good to know
Peak season datesJune through October
Proximity to water featuresA nearby stream offers fishing opportunities for trout.
Common complaintsOne user review mentions 'the bathroom wasn't worth using,' and issues with biting flies and spiders. Another notes the campground's peacefulness and suitability for stargazing and dirt biking.
Host: null
Campground Map
: null
Driving directionsFrom I-84, take exit 228 and go east on Yale Road 85 miles, then 16 miles east on Haigler Canyon Road
The campground is accessible via paved roads, but the exact road conditions closer to the site are not provided.Nearby places
Burley (approximately 101 miles)
Nearby supplies
Closest supplies are likely in Burley, ID (101 miles away)
details on grocery, camping, fuel specifics not provided.
Reviews from booking and map sources
0.0
2 reviews
Mill Flat Campground has limited reviews, placing it in the bottom % of campgrounds based on reviews
User reviews were mixed. Positive aspects included the peaceful, open setting and opportunities for stargazing and wildlife viewing. Negative mentions focused on poor restroom conditions, biting deer flies, and seclusion that may deter some visitors.
Review Summaries
Based on 2 reviews
What Campers Love
Campers highlighted the campground's peaceful and open setting. Activities like stargazing and wildlife watching were commonly praised. One reviewer noted: 'Definitely worth the drive in to the...
Based on 2 reviewsShow more
Common Concerns
The restroom facilities were a major concern among reviewers. One camper said: 'The bathroom wasn't worth using, watched people walk to it and walk away even my boy said it was nasty.' Other...
Based on 2 reviewsShow more
Pro Tips & Recommendations
Campers should carry potable water and fly traps due to the lack of water facilities and the presence of biting insects. Preparing for seclusion and self-sufficiency is advised.
Based on 2 reviewsSeasonal Insights
The campground is open seasonally from June to October. Warm and dry weeks are ideal for camping, especially during early summer, while biting flies and spiders seem more prevalent later in the...
Based on 2 reviewsShow more
Camper Quotes
1. 'Definitely worth the drive in to the canyon! This was a beautiful and quiet camp.' 2. 'The bathroom wasn't worth using, watched people walk to it and walk away even my boy said it was nasty.'
Based on 2 reviewsSite-Specific Reviews
Reviewers did not specify individual campsite numbers but mentioned that the sites are well-spaced, which contributes to the peaceful experience.
Based on 2 reviewsCamper Reviews by Outdoorithm campers
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Last updated August 10, 2025
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