U.S. Forest Service · Sawtooth National Forest

Lower Penstemon

Lower Penstemon Campground is located along the scenic Rock Creek Road, in southern Idaho, at an elevation of 6,600 feet. Visitors come to the area to enjoy its abundant trails and natural beauty. Hiking, mountain biking, horseback riding and off-road vehicle trails crisscross the surrounding area. Third Fork, Pike Mountain, Rim View and Porcupine Spring trails all begin nearby. Rock Creek runs along the campground, offering good trout fishing. The campground contains single-family campsites with picnic tables and campfire rings. Vault toilets and drinking water are provided. Roads and parking spurs within the campground are gravel.

Reservable7 sitesAccessibility info

Check availability on Recreation.gov ↗

A photo of Site 001 of Loop LOWER PENSTEMON at LOWER PENSTEMON with Picnic Table, Fire Pit, Tent Pad, Trailer Pad — Don Christensen

Campsites

Standard, no hookups	6
Host/management	1
Total	7

Amenities & rules

✓ Pets allowedMax vehicle length 30 ftRVs & trailersTents

Compiled from site-level records; individual sites vary. Confirm on Recreation.gov or with the managing office.

Getting there

Travel south on Twin Falls County Road G3 which becomes Forest Road 515, commonly known as Rock Creek Road, for approximately 27 miles from Hansen.

Campgrounds nearby

Reservable

Sawtooth National Forest

Upper Penstemon Campground

4 sites

0.1 miles away

First-come

Sawtooth National Forest

Pettit Campground

0.9 miles away

Reservable

Sawtooth National Forest

Pettit Campground

4 sites

0.9 miles away

Reservable

Sawtooth National Forest

Diamondfield Jack Campground

4 sites

1.7 miles away

First-come

Sawtooth National Forest

Diamondfield Jack Campground

1.7 miles away

Reservable

Sawtooth National Forest

Porcupine Springs

ID · 9 sites

2.2 miles away

Data source: Recreation.gov RIDB, retrieved August 30, 2026. The Campsite Atlas is an independent publication and is not affiliated with or endorsed by the Recreation.gov or any federal agency. Always confirm critical details on the official Recreation.gov page before you travel.