2
Pull-thru
USFSInyo National Forest · California
Agnew Horse Camp
Overview Agnew Horse Camp is located in Reds Meadow Valley, just west of the full-service community of Mammoth Lakes, California.
Sites144 reservable
Elev.8,369ft
Comf.Jun-Sep4 months
Max rig100 ft2 pull-thru
Electricnonesites
From Fresno2h11real road time
The honest read
Synthesized from
RIDB · Open-Meteo
OSM · OSRM
Updated 2026-05-27
RIDB · Open-Meteo
OSM · OSRM
Updated 2026-05-27
At 8,369 ft, Agnew Horse Camp has a 4-month comfortable window (Jun-Sep). Winter nights average around 19°F, so the shoulder seasons turn cold fast. 14 sites total: 4 reservable and 10 first-come, first-served. Of the sites, 2 pull-through, and the longest takes a 100-ft rig. Within about 4 miles: 15 named hiking routes, 9 peaks, lake or river access.
The campground at a glance
01 · CHARACTER
Reads strongest on shade and cool nights. Softest on roomy sites.
Six axes, each scored relative to every other federal campground in the region: quiet (miles to a major road), cool (elevation), roomy (average site spacing), shade, RV-fit (longest rig), and how reservable it is. All six come from data, nothing hand-tuned.
When to go
02 · CLIMATE
avg highavg lowfrost-freedriest · Jul
Jun-Sep
Comfortable window: nights stay above 35°F, days below 90°F.
94%
Of summer weekend-days are dry.
Jun 16
Last spring frost; first fall frost Sep 27.
48°F
Average July low. Bring a fleece.
Getting there
03 · ACCESS
01
Fresno
98 mi
2h11
02
Sacramento
188 mi
4h11
03
San Francisco
237 mi
5h16
04
Los Angeles
332 mi
7h23
05
San Diego
468 mi
10h24
By drive time
Routed road time (OSRM). Nearest major highway 6.3 mi away.
Picking your site
04 · 14 SITES
Color byShow only
14 mapped sites · dot color = seclusion · click a dot for details. Basemap © OpenStreetMap.
0
Walk-in
0
50-amp
2
Accessible
0
Prime
14
Sites
What's within four miles
05 · TRAILS · PEAKS · WATER
Trails & Peaks
Named hiking routes
15
Trail segments
55
Peaks
9
Viewpoints
6
Water & Access
Lake / river access
yes
To nearest major road
6.3 mi
Method
We synthesize public data layers: RIDB and Recreation.gov facility and site records, Open-Meteo climate normals, OpenStreetMap roads, trails, and water, OSRM drive times, and USGS elevation. We take no bookings, no ads, and no paid placements. Independence is the entire point.