Observatory Campground
4.02231 reviews35899 Canfield Road, Palomar Mountain, CA
Quick Facts
4,800 ftPrice
$20 - $40/night
Booking
Reservable
Sites
33 campsites
Season
Open from April 1 to...
Cell
Unknown
Pets
Allowed
RV FriendlyShowers
Get DirectionsQuick Facts
4,800 ftPrice
$20 - $40/night
Booking
Reservable
Sites
33 campsites
Season
Open from April 1 to...
Cell
Unknown
Pets
Allowed
RV FriendlyShowers
Get DirectionsObservatory Campground
$20.00 - $40.00 / night
Campsite Fees
Fees vary by season and site type: $20 per night for standard nonelectric sites during peak season, and $40 for certain premium nonelectric sites....
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Standard Site Fee$20.00
Hookup Site Fee$0.00
Premium Site Fee$40.00
Hike and Bike Site Fee$0.00
Group Site Fee$0.00
Food Storage Locker Fee$0.00
Total Campsite Fees$60.00
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Recreation Dot Gov
Provider760-788-0250
What Campers Say
4.02
Satisfactory
Based on 231 reviews
174 Google reviews
Most mentioned
cleanspaciouslocationsites
"User reviews highlight the campground's peaceful atmosphere and stargazing opportunities but consistently note maintenance issues such as closed facilities, lack of toilet paper, and fly infestations. Positive comments emphasize the astronomy programs and scenic surroundings. Negative reviews focus on neglected amenities and poorly maintained sites."
Fees & Passes at Observatory Campground
$20 - $40/night
Campsite fees
Standard Site
Basic tent/RV spot
Premium Site
Best views or amenities
Stay Limit: Visitors may stay up to 14 nights per visit.
Cancellation: Reservations may be modified or canceled with a $10 fee. Late cancellations incur additional fees, i...
Prices verified November 27, 2025
Prices may vary by season and site type. Always confirm current rates on the official Palomar Ranger District website.
Best Time to Camp at Observatory Campground
Summer transforms the campground into a mountain oasis where sun-drenched days give way to refreshingly cool evenings perfect for campfire conversations. As temperatures soar in the valleys below, campers here enjoy nature's air conditioning, though wise visitors pack layers for those crisp mountain nights. Winter brings its own magic with frosty mornings and the occasional dusting of snow, though Mother Nature sometimes draws the curtain on camping activities during severe weather—a reminder of the raw beauty and power of these mountain heights.
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: April 1 - December 1. Book 2-3 months ahead.
- Operating Season: Open from April 1 to December 1 annually. Reservations are available starting June 24.
- Current Alerts: Facilities such as showers and flush toilets are frequently out of order. Seasonal closures occur during heavy winter weather.
About Observatory Campground
Nestled just two miles from the world-famous Palomar Observatory, Observatory Campground offers stargazers and nature lovers an unforgettable escape into the cosmos. This budget-friendly mountain retreat welcomes both tent campers and RV adventurers with thoughtfully placed picnic tables and fire pits that beckon for evening s'mores under star-studded skies. While embracing a back-to-basics camping experience with vault toilets, the campground doesn't leave you completely roughing it—coin-operated hot showers provide a refreshing comfort during the warmer months when you need them most.
Observatory Campground accommodates tent and RV campers. It features standard nonelectric sites, some with telescope pads, and walk-in sites for those seeking more seclusion. Specific group camping options are available.
Historical SignificanceThe campground's proximity to Palomar Observatory places you at the doorstep of astronomical history, where some of humanity's greatest cosmic discoveries have been made. This Caltech-operated research facility has been peering into the depths of space for decades, and its presence infuses the area with scientific wonder. Summer weekend astronomy programs transform curious campers into amateur stargazers, offering rare glimpses through telescopes and expert guidance from those who dedicate their lives to unraveling the universe's mysteries.
Weather and SeasonsSummer transforms the campground into a mountain oasis where sun-drenched days give way to refreshingly cool evenings perfect for campfire conversations. As temperatures soar in the valleys below, campers here enjoy nature's air conditioning, though wise visitors pack layers for those crisp mountain nights. Winter brings its own magic with frosty mornings and the occasional dusting of snow, though Mother Nature sometimes draws the curtain on camping activities during severe weather—a reminder of the raw beauty and power of these mountain heights.
ElevationPerched at 4,800 feet in the Palomar Mountains, this high-altitude haven offers a refreshing retreat from the sweltering heat of Southern California's lower elevations. Here, the mountain air carries a crisp clarity that makes every breath feel rejuvenating, while the elevation provides natural climate control that turns scorching summer days into perfectly temperate adventures. It's nature's own air conditioning system, making this the ideal basecamp for those seeking summer camping without the suffocating heat.
Natural Features and SceneryA tapestry of towering pines and majestic oaks creates a living cathedral above your campsite, their branches filtering golden sunlight by day and framing celestial wonders by night. The campground nestles gracefully in a mountain valley where babbling streams weave through lush vegetation, creating a soundtrack of natural tranquility. Select sites have been thoughtfully cleared to create windows to the cosmos, offering unobstructed views of the night sky that remind you why this location, so close to a world-class observatory, is truly special.
Geological RegionRising 4,800 feet above sea level, Observatory Campground claims its place among the ancient peaks of the Palomar Mountains, where millions of years of geological forces have sculpted a landscape of remarkable beauty. This forested sanctuary showcases nature's architectural prowess with groves of pine and oak that have adapted to the mountain's unique ecosystem. The strategic clearing of specific campsites creates natural amphitheaters for stargazing, marrying the geological grandeur of the mountains with the infinite expanse of the night sky above.
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Campsite details
AccessibilityAccessible campsites are available, including features such as accessible flush toilets, grills, parking, pit toilets, and walkways. However, specific details regarding compliance with ADA standards are not provided.
Sites SizeSites vary in size, with larger ones located on the outer loop offering more privacy and tree coverage. Some sites, such as #31 and #32, are described as spacious and shaded, while others like #39 are criticized for being small and overgrown with thorny bushes.
Sites PrivacyPrivacy varies significantly; outer loop sites offer tree coverage and seclusion, while inner loop sites are more exposed. User reviews frequently highlight this contrast, with comments such as, 'Sites on the outside of the driveway loop were better than the sites in the center of the loop because they were larger and had tree coverage.'
Total Campsites33 campsites
Recommended CampsitesReserve in advance to secure shaded sites or walk-in for first-come-first-serve options with more privacy. Avoid sites near bathrooms due to noise and odor complaints.
Best Campsites
Curated by campers, for campers
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Reserving a campsite
Check-in
Check-in is flexible but recommended before dusk.
Check-out
Check-out by noon.
Stay Limit
Visitors may stay up to 14 nights per visit.
Guests Allowed Per Site
Campsites accommodate single or double groups, allowing larger parties at certain sites.
Groups
Group sites vary in size and privacy. Larger group sites like #31 and #32 offer double picnic tables and proximity to flushing toilets. Users noted, 'Sites offer single or double sites, meaning more people can come together and stay in the site.'
Tents
Tents are allowed
RV vehicles
RV vehicles are allowed
Primitive
Primitive are allowed
Reservable
Reservations are allowed
Site layoutOrganized around a single large loop with parking spurs for each site. Some sites are walk-in with greater privacy.
Open and Closed SeasonOpen from April 1 to December 1 annually. Reservations are available starting June 24.
Reservation PlatformsReservations can be made via Recreation.gov online, through the mobile app, or the contact center.
Walk-in AvailabilityWalk-up sites are available on a first-come-first-served basis, but premium sites and shaded spaces fill up quickly during peak times.
Cancellation PolicyReservations may be modified or canceled with a $10 fee. Late cancellations incur additional fees, including forfeiting the first night’s fee. Cancellations must be made before midnight one calendar day before check-in.
Accomodation available
GroupGroup campsites are offered for larger parties such as families, schools, or organizations. These sites provide space and facilities to accommodate multiple people camping together.
Amenities available
Showers
Potable water
Fire rings
Picnic tables
Firewood available
Flush toilets
Vault toilets
Camp Store
Activities you can enjoy
Observatory Campground offers various recreational activities suitable for families and science enthusiasts. Popular activities include camping, hiking, stargazing, biking, and scenic driving. The campground serves as a base for exploring Palomar Mountain State Park and is famous for its 'Explore the Stars' amateur astronomy event held on summer weekends. The trail to Palomar Observatory is a highlight, offering a moderately challenging 2.25-mile hike.
Hiking
Hiking is a key activity, with a notable 2.25-mile trail leading to Palomar Observatory. This trail is described as moderately difficult, featuring scenic viewpoints. However, some users described the trail as poorly maintained, with poison oak and rocky sections. One review stated, 'We tried taking the path to the Observatory...not maintained. At one point, you basically have to scale down a rockface.'Biking
Biking trails are reported nearby but specifics about terrain or trail difficulty are largely absent.Wildlife viewing
Wildlife sightings include Stellar Jays, spotted towhees, ground squirrels, and coyotes. A user noted, 'The ground squirrels were very entertaining as they scampered about our site.'Cultural and Educational Programs
The 'Explore the Stars' amateur astronomy program is held on summer weekends, allowing visitors to stargaze using high-tech telescopes. The program includes a brief presentation and is described as 'great for families.'Winter Activities
During winter months, the campground experiences cold temperatures and occasional snowfall but does not offer specific winter activities.Water Sports
Non-motorized water sports are not mentioned.Advertisement
Campground rules
- Pets are allowed
- Firewood available for purchase; campfire usage is subject to seasonal restrictions.
- Quiet hours are enforced after 10 PM.
Hazards
General hazardsReported hazards include poison oak, mosquitoes, and occasional snakes.
Active alertsFacilities such as showers and flush toilets are frequently out of order. Seasonal closures occur during heavy winter weather.
Weather at Observatory Campground
62
°F
Dec 7
Sunday
Clear sky
Precipitation: 0%
Moderate wind, may affect light items
Humidity: 29%
Very dry conditions, stay hydrated
Wind: 5.7 mph
Moderate wind, may affect light items
Clear sky
Weather History
Weather data powered by Open-Meteo
Detailed 7-Day Forecast
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Emergency Services
Closest emergency services include the Palomar Ranger District, reachable at (760) 788-0250. Nearest hospital is null.
Good to know
Peak season datesApril 1 - December 1
Trash and recyclingTrash bins are available but often reported as overflowing. Recycling facilities are not mentioned. One user noted, 'Trash bins were taped shut and dumpsters were open.' Another observed, 'Trash cans were overflowing.'
Proximity to water featuresNext to small streams and a creek. Some sites are adjacent to standing water, which contributes to mosquito issues.
Common complaintsCommon complaints include lack of maintenance, broken facilities, and sites being overgrown with weeds. Mosquito and fly infestations are prevalent during summer.
HostVolunteer camp hosts are available during peak seasons but may be absent during off-peak times.
Campground Map
35899 Canfield Road, Palomar Mountain, CA
Driving directionsFrom Los Angeles, California, drive south on I-15 to State Highway 76. Go east on 76 for approximately 20 miles and turn left onto South Grade Road (County Road S6). Follow to the top of Palomar Mountain. Once at the top, turn left to continue on South Grade Road/Canfield Road. Continue for approximately 2.5 miles and turn right into the campground.
Road access is mostly paved but includes twisty and steep roads, especially near the summit of Palomar Mountain. Accessibility can be impacted by seasonal closures during inclement winter weather. Roads are suitable for vehicles up to 32 feet in length.Nearby places
San Diego (under 2 hours drive), Los Angeles (approximately 2.5 hours drive)
Nearby supplies
A general store is located a few miles away from the campground and provides basic necessities. Firewood is available for sale nearby for approximately $7.99-$9 per bundle.
Reviews from booking and map sources
4.0
231 reviews
Observatory Campground is satisfactory, placing it in the bottom 60% of campgrounds based on reviews
User reviews highlight the campground's peaceful atmosphere and stargazing opportunities but consistently note maintenance issues such as closed facilities, lack of toilet paper, and fly infestations. Positive comments emphasize the astronomy programs and scenic surroundings. Negative reviews focus on neglected amenities and poorly maintained sites.
Review Summaries
Based on 231 reviews
What Campers Love
Users praise the campground's natural beauty, clear night skies, and proximity to Palomar Observatory. Many appreciate the concrete telescope pads and spacious sites. Comments include, 'Fantastic...
Based on 231 reviewsShow more
Common Concerns
Major complaints include non-functional showers, overflowing trash bins, lack of toilet paper, and fly infestations. Specific comments include, 'Showers were not working for months,' 'Vault toilets...
Based on 231 reviewsShow more
Pro Tips & Recommendations
Tips from users include booking outer loop sites for privacy, bringing bug repellant, and checking on facility updates before arrival. One user advised, 'Bring toilet paper and bug spray with you.'...
Based on 231 reviewsShow more
Seasonal Insights
Peak season reviews often mention fly and mosquito problems and lack of shade at inner loop sites. Off-season reviews highlight issues like closed showers and cold temperatures but also emphasize the...
Based on 231 reviewsShow more
Camper Quotes
1. 'Sites offer single or double sites, meaning more people can come together and stay in the site.' 2. 'The pit toilets need serious ventilation and fly control.' 3. 'Bring mosquito repellant and...
Based on 231 reviewsShow more
Site-Specific Reviews
Sites #31 and #32 are frequently recommended for their shade and privacy. Site #39 is criticized for being overgrown and poorly maintained. Site #23 is noted for its proximity to the trailhead but...
Based on 231 reviewsShow more
Accessibility Features
Accessible campsites and features are available, including flush toilets and walkways. However, specific issues regarding ADA compliance or suitability for individuals with disabilities are not...
Based on 231 reviewsShow more
Pet-Friendly Features
Pets are allowed, and the campground is described as pet-friendly. One user commented, 'Both the trail and campground are pet friendly as well.'
Based on 231 reviewsCamper Reviews by Outdoorithm campers
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Last updated November 27, 2025
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