campgrounds.fyiIndependent · federal campgrounds · no paid placements
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USFSKlamath National Forest · California

Big Flat Campground

Big Flat campground has 9 campsites, and access to many trails in the Trinity Alps Wilderness, including the Caribou Lakes.
Sites0all reservable
Elev.5,062ft
Comf.May-Oct6 months
Max rigtents
Electricnonesites
From Sacramento5h25real road time
The honest read
Synthesized from
RIDB · Open-Meteo
OSM · OSRM
Updated 2026-05-27

At 5,062 ft, Big Flat Campground has a 6-month comfortable window (May-Oct). Winter nights average around 29°F, so the shoulder seasons turn cold fast. Within about 4 miles: 1 named hiking route, 18 peaks, lake or river access.

The campground at a glance

01 · CHARACTER
QuietCoolRoomyShadeRV-fitReserv.

Reads strongest on quiet and cool nights. Softest on cool nights.

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
JFMAMJJASOND
avg highavg lowfrost-freedriest · Jul
May-Oct
Comfortable window: nights stay above 35°F, days below 90°F.
89%
Of summer weekend-days are dry.
Jun 9
Last spring frost; first fall frost Oct 14.
57°F
Average July low. Bring a fleece.

Getting there

03 · ACCESS
01
Sacramento
244 mi
5h25
02
San Francisco
298 mi
6h37
03
Fresno
447 mi
9h56
04
Los Angeles
713 mi
15h51
05
San Diego
857 mi
19h03
By drive time
Sacramento · 5h25San Francisco · 6h37Fresno · 9h56Los Angeles · 15h51San Diego · 19h03Camp

Routed road time (OSRM). Nearest major highway 11.9 mi away.

What's within four miles

05 · TRAILS · PEAKS · WATER

Trails & Peaks

Named hiking routes
1
Trail segments
24
Peaks
18

Water & Access

Lake / river access
yes
To nearest major road
11.9 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.

Check availability on Recreation.gov →