Observatory Campground

3.85

502 reviews

35899 Canfield Road, Palomar Mountain, CA

Stargazing

Quick Facts

4,800 ft

Price

$20 - $40/night

Booking

Reservable

Sites

33 campsites

Season

Open from April 1 to...

Cell

Unknown

Pets

Very Pet Friendly

RV FriendlyShowers

Opens Palomar Ranger District site

Official Website

Get Directions

Real-Time Availability

Select a month, then check for open campsites

January 2026

Quick Facts

4,800 ft

Price

$20 - $40/night

Booking

Reservable

Sites

33 campsites

Season

Open from April 1 to...

Cell

Unknown

Pets

Very Pet Friendly

RV FriendlyShowers

Opens Palomar Ranger District site

Official Website

Get Directions

Real-Time Availability

Select a month, then check for open campsites

January 2026

Observatory 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....

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

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Recreation Dot Gov

Provider

760-788-0250

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What Campers Say

3.85

Mixed Reviews

Based on 502 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."

Read all reviews

Campground Map

35899 Canfield Road, Palomar Mountain, CA

Observatory Campground

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.

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.

Best

Summer(Jun-Aug)

3.5 / 5

Summer = mountain oasis with cool evenings; peak-season mosquito and fly complaints are common.

Fall(Sep-Nov)

3.5 / 5

Open through Dec; fall offers quieter conditions and good skies though some facilities may be closed.

Spring(Mar-May)

3.0 / 5

Open April 1; spring reviews note cold temps and facility closures early in season.

Winter(Dec-Feb)

Not recommended

Campground closed Dec 1–Apr 1.

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.

Best Campsites

Curated by campers, for campers

Reveal picks

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 camping is 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.

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.

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.

Site 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.

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 SitesReserve 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.

Amenities available

Showers

Potable water

Flush toilets

Fire rings

Picnic tables

Firewood available

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.

HikingHiking 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.'

BikingBiking trails are reported nearby but specifics about terrain or trail difficulty are largely absent.

Wildlife viewingWildlife 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 ProgramsThe '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

Water Sports

Policies & Safety

Hazards & AlertsReported 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.

Fire PolicyFirewood available for purchase; campfire usage is subject to seasonal restrictions.

Quiet HoursQuiet hours are enforced after 10 PM.

Emergency ServicesClosest emergency services include the Palomar Ranger District, reachable at (760) 788-0250. Nearest hospital is null.

Trash & 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.'

Water FeaturesNext to small streams and a creek. Some sites are adjacent to standing water, which contributes to mosquito issues.

Camp HostVolunteer camp hosts are available during peak seasons but may be absent during off-peak times.

Weather at Observatory Campground

Reviews

3.9

502 reviews

Mixed Reviews

Observatory Campground has mixed reviews, placing it in the bottom 85% 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 502 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 502 reviews

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 502 reviews

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 502 reviews

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 502 reviews

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 502 reviews

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 502 reviews

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 502 reviews