0
Pull-thru
USACEPine Flat Lake · California
Trimmer Campground
Overview Trimmer Campground is a small facility on the shore of Pine Flat Lake in central California.
Sites10all reservable
Elev.1,060ft
Comf.Jan-Dec8 months
Max rig30 ft
Electricnonesites
From Fresno0h52real 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 1,060 ft, Trimmer Campground has a 8-month comfortable window (Jan-Dec). Winter nights average around 39°F, so the shoulder seasons turn cold fast. All 10 sites are reservable in advance, so plan ahead. Popular weekends book out. Within about 4 miles: 5 peaks, lake or river access.
The campground at a glance
01 · CHARACTER
Reads strongest on reservability and quiet. 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
Jan-Dec
Comfortable window: nights stay above 35°F, days below 90°F.
98%
Of summer weekend-days are dry.
Mar 3
Last spring frost; first fall frost Dec 9.
70°F
Average July low.
Getting there
03 · ACCESS
01
Fresno
39 mi
0h52
02
Sacramento
217 mi
4h49
03
San Francisco
237 mi
5h16
04
Los Angeles
267 mi
5h56
05
San Diego
408 mi
9h04
By drive time
Routed road time (OSRM). Nearest major highway 11.2 mi away.
Picking your site
04 · 10 SITES
Color byShow only
10 mapped sites · dot color = seclusion · click a dot for details. Basemap © OpenStreetMap.
0
Walk-in
0
50-amp
0
Accessible
0
Prime
10
Sites
★ The standout
Site 01
Trimmer Loop · good location · shaded.
To neighbor
63 ft
Location
Good
Max rig
20 ft
Type
Standard
What's within four miles
05 · TRAILS · PEAKS · WATER
Trails & Peaks
Trail segments
4
Peaks
5
Water & Access
Lake / river access
yes
To nearest major road
11.2 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.