USDA Forest Service · California
Crestline Group Campground
USDA Forest Service · California, United States
- Sites
- 1
- Hookups
- 1 with water, 1 no hookups
- Season
- May 15 to November 30
- Group sites
- Yes
- Drinking water
- Yes
- Restrooms
- Yes
- Pets
- Yes
- Elevation
- 5,279 ft
- Dark sky
- Bortle class 3
- Cell coverage
- T-Mobile weak · AT&T good · Verizon good (carriers' 4G LTE filings to the FCC, 2025-12; not measured here)
- Access road
- CRESTLINE GROUP CAMP (NFSR 10S03) · asphalt · high degree of user comfort
- Lake
- Cleveland National Forest
- Nearest town
- Palomar Mountain
- Address
- RAMONA, CA
- Activities
- Biking, Camping, Educational Programs, Hiking
1 numbered sites are mapped one by one - open the site map to pick yours.
About
Overview
Crestline Group Campground is located in a wooded area on Palomar Mountain, at approximately 5,390 feet in elevation. Many trees including Black Oak, Cedar, White Fir and Live Oak surround the site. Crestline Group Campground is a convenient place for large families, church groups and other social gatherings of up to 50 people. The facility is a popular recreation site for visitors going to the Palomar Observatory, a world-class center of astronomical research by the California Institute of Technology in North San Diego County. Hiking, biking and picnicking are available nearby.
Recreation
The campground makes a good base camp for visiting the Palomar Observatory Visitor Center and Palomar Mountain State Park or exploring the surrounding forest. Day hiking, backpacking, biking, picnicking and scenic driving are available in the area.
Facilities
The accessible site is equipped with several picnic tables in the campground and cooking area, as well as an accessible vault toilet. RVs with a maximum length of 27 feet can be accommodated. No electricity.
Natural Features
The campground sits at an elevation of 5,390 feet in the Palomar Mountains of Southern California. The site is forested but has plenty of open space for star gazing and playing.
Nearby Attractions
The campground is adjacent to Palomar Mountain State Park and less than a two-hour drive from San Diego, California.
Weather, month by month
| Month | Typical high | Typical low | Coldest night | Hottest day | Years with a night below 32°F |
|---|---|---|---|---|---|
| January | 51° | 33° | 21° | 71° | 9 of 11 |
| February | 50° | 31° | 14° | 73° | 10 of 11 |
| March | 52° | 33° | 22° | 81° | 9 of 11 |
| April | 58° | 36° | 25° | 77° | 7 of 11 |
| May | 63° | 41° | 32° | 81° | 0 of 11 |
| June | 74° | 48° | 37° | 88° | 0 of 11 |
| July | 80° | 56° | 45° | 89° | 0 of 11 |
| August | 79° | 55° | 47° | 91° | 0 of 11 |
| September | 76° | 51° | 40° | 88° | 0 of 11 |
| October | 69° | 44° | 31° | 83° | 1 of 10 |
| November | 62° | 38° | 25° | 75° | 3 of 10 |
| December | 54° | 32° | 19° | 69° | 9 of 10 |
Mid-month figures from 2016–2026 of daily weather at this spot (ERA5 reanalysis via Open-Meteo, CC BY 4.0), in °F. Typical is the median; coldest and hottest are the extremes seen.
Nearby campgrounds
- Observatory Campground · USDA Forest Service · 2 mi · 28 sites
- La Jolla Indian Campground · Tribal Lands · 2 mi
- Fry Creek Campground · USDA Forest Service · 2 mi · 12 sites
- Palomar Mountain State Park · California State Parks · 3 mi
- Oak Grove Campground · USDA Forest Service · 7 mi · 63 sites
All public campgrounds in California · Every state and province · Facts read from the operator 2026-02-25. Confirm fees, rules and current status with the operator before you go.