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Twelve Mile Flat
FSU.S. Forest Service — FERRON · Utah · Manti-La Sal National Forest
| Agency | FSU.S. Forest Service |
|---|---|
| Area | Manti-La Sal National Forest |
| Location | FERRON · Utah · Manti-La Sal National Forest · 39.12306, -111.48694 · Map |
| Sites | 16 public sites counted from the federal listing — 14 standard nonelectric; 2 group standard nonelectric |
| Getting a site | Reservable — the federal listing marks this campground as taking reservations. Some sites or seasons may still be first-come; the listing’s own words are below. |
| Hookups | Electric at 0 of 16 sites Water hookups at 0 of 16 sites Sewer hookups at 0 of 16 sites Full hookups (all three at one site) at 0 of 16 sites Counted site by site from affirmative reports in the federal record. A site with no report is not counted either way. |
| Max RV length | Longest reported site fits 35 ft Sites that fit at least — 25 ft: 14 sites · 30 ft: 12 sites · 35 ft: 3 sites · 40 ft: 0 sites |
| Months open | Not in federal data — the federal listing does not publish a season for this campground. Check the official description below or Recreation.gov. |
| Fees | Not reported — the federal listing carries no fee description for this campground. |
| Check-in / out | In 02:00 PM · Out 01:00 PM (most common in the listing) |
| Pets | Allowed at 15 sites, as reported |
| Accessibility | N |
| Amenities, as reported | Vault toilets |
| Phone | 435-384-2372 |
Check availability & book on Recreation.gov →
This site takes no reservations and shows no live availability. Source: Recreation.gov (RIDB export pulled November 5, 2026); this listing was last updated in the federal record on 2026-02-25.
From the official listing
Overview Twelve Mile Flat Campground is located beneath the shadow of Mt. Baldy near the top of the Wasatch Plateau in an open, wildflower-filled meadow surrounded by spruce and pines. Recreation ATV trails are abundant in the area, providing exciting riding for all skill levels. Skyline Drive passes just above the campground.
A short, but steep drive over the ridge leads to Ferron Reservoir for canoeing and rainbow and cutthroat trout fishing. Facilities The campground contains two group sites that can accommodate up to 50 people and eight vehicles each. Additional single-family sites are also available. Vault toilets are provided, but no garbage service. Roads and parking spurs are gravel. Natural Features The campground sits high on the Wasatch Plateau just below the ridgeline and west of Skyline Drive at an elevation of 10,120 feet. Mature spruce and pine trees dot the open landscape, providing partial shade in the campground. Wildlife and summer wildflowers are plentiful, and autumn leaves put on a spectacular show in the surrounding area. Nearby Attractions Skyline Drive runs along the top of the Wasatch Plateau for 60 plus miles, rewarding visitors with beautiful mountain scenery, glacial cirques, spruce-fir forests, aspen forests and numerous lakes and reservoirs.
Directions, from the listing
Travel east up Twelve Mile Canyon on Forest Development Road 22 for approximately 20 miles, or travel west up Ferron Canyon on Forest Development Road 22 for 31 miles.
Nearest federal campgrounds
2 mi straight-line · Ferron UtahFSU.S. Forest ServiceFerron Reservoir Campground Ferron North
2 mi straight-line · Ferron UtahFSU.S. Forest ServiceFerron Reservoir
2 mi straight-line · FERRON UtahFSU.S. Forest ServiceWillow Lake
6 mi straight-line · FERRON UtahFSU.S. Forest ServiceTwin Lake Campground
6 mi straight-line · Ephraim Utah
Trip Card — Twelve Mile Flat
FERRON · Utah · Manti-La Sal National Forest
| Agency | FS · U.S. Forest Service |
|---|---|
| Location | FERRON · Utah · Manti-La Sal National Forest |
| Fees | Not reported in the federal data |
| Getting a site | Reservable |
| Hookups | None reported |
| Max RV | Up to 35 ft |
| Months open | Not in federal data |
| Sites | 16 sites |
Book: recreation.gov/camping/campgrounds/232410 · Source: Recreation.gov, pulled November 5, 2026. Facility details come from federal recreation data and may be out of date — this site takes no reservations and shows no live availability; confirm details and book through Recreation.gov or the managing agency.