USFS · Arizona

Sierra Ancha Wilderness

Centuries ago the Salado Indians built and lived in cliff dwellings in this region, and the ruins of many of them still stand today. An "original" Arizona Wilderness, Sierra Ancha was established as a...

Description from Wilderness Connect (wilderness.net), where the full text continues.

Official page at Wilderness Connect ↗
Sierra Ancha Wilderness
Photo from Wilderness Connect, wilderness.net
DesignationWilderness
Managed byU.S. Forest Service
StateArizona
Size20,253 acres (Wilderness Connect)
Designated1964, by Congress
Center point33.8269, -110.8960
Night skyAbout as dark as the ground gets (Black Marble reading 15)

Boundary map

1 outline

Boundary, simplified to about 0.005 degrees Federal campground

The outline is the agency boundary simplified for display, so small parcels and inholdings may not show. The agency page has the authoritative map.

Weather by month

NOAA climate normals →
Weather by month near Sierra Ancha Wilderness50°60°70°80°90°100°January: 2.21 inches of precipitationFebruary: 1.70 inches of precipitationMarch: 1.72 inches of precipitationApril: 0.58 inches of precipitationMay: 0.33 inches of precipitationJune: 0.13 inches of precipitationJuly: 1.57 inches of precipitationAugust: 2.10 inches of precipitationSeptember: 1.42 inches of precipitationOctober: 0.98 inches of precipitationNovember: 1.08 inches of precipitationDecember: 2.09 inches of precipitationJanFebMarAprMayJunJulAugSepOctNovDecJanuary: 50.3°F averageFebruary: 54.1°F averageMarch: 60.6°F averageApril: 68.1°F averageMay: 77.1°F averageJune: 87.2°F averageJuly: 90.9°F averageAugust: 89.2°F averageSeptember: 83.4°F averageOctober: 72.0°F averageNovember: 59.5°F averageDecember: 50.1°F average0 in0.5 in1 in1.5 in2 in2.5 inTemp °FInches
The line is the average temperature and the bars are average precipitation at Roosevelt 1 S, 17 miles from the center point at 2,605 feet, station USC00027281 in the NOAA monthly climate normals for 1991 to 2020. Precipitation totals about 16 inches a year. The station sits about 4,000 feet lower than the center point, so temperatures on the ground run cooler.

Large units span more than one climate. The station stands in for the center point, and the outer parts of the boundary can be warmer or colder.

Where to camp

Campsite Atlas →

No federal campground sits inside the boundary. 3 are within ten miles of it. Nearest first. Distances are from the campground point to the boundary edge, from the Campsite Atlas index.

10 named Forest Service trails enter this wilderness, 47 miles in all.

TrailMiles
Moody Point8.6
Rim7.6
Deep Creek5
Grapevine5
Lucky Strike5
Coon4.3
Reynolds Creek3.7
McFadden Horse3.3
Center Mountain2.5
Murphy1.5

Lengths and allowed uses come from the Forest Service trail layer by way of Trailhead Atlas, refreshed September 18, 2026. Trails in plain text have no page there yet.

Fire nearby

Within 50 miles · as of 2026-09-18
  • Prescribed
    D2 Vincent Rx

    43 mi from the center point

  • Prescribed
    D2 Dye Rx

    43 mi from the center point

Distance is to the reported incident point, not the fire edge, and is measured from the center of a boundary that may be many miles across. Check the agency page for closures.

Explore

Nearby on the other atlases

National Park System units within 30 miles · Park Atlas
National Register listings within 15 miles · 7 in all · Register Atlas

Landmarks are listed first, then by distance from the boundary.

Reference

Questions people ask

How big is Sierra Ancha Wilderness?

20,253 acres.

Source: Wilderness Connect

Who manages Sierra Ancha Wilderness?

The U.S. Forest Service.

Source: Wilderness Connect

What state is Sierra Ancha Wilderness in?

Arizona.

Source: Wilderness Connect

When was Sierra Ancha Wilderness designated?

Congress designated it in 1964.

Source: Wilderness Connect

Can I camp at Sierra Ancha Wilderness?

No federal campground sits inside the boundary. The nearest is Reynolds Creek Group Camp, 1.4 miles out. 3 in all are within ten miles. Camping inside a wilderness is usually allowed away from roads, with no facilities; the managing agency page has the permit rules.

Source: Where to camp

How do I get to Sierra Ancha Wilderness?

A point inside the boundary is at 33.827, -110.896. Tonto National Monument is 13 miles away. The official page carries directions and the office address.

Source: Wilderness Connect

Is there a fire near Sierra Ancha Wilderness right now?

2 active incidents within 50 miles as of 2026-09-18, the nearest D2 Vincent Rx at 43 miles. Distance is to the reported incident point, not the fire edge.

Source: Fire nearby

How dark is the night sky at Sierra Ancha Wilderness?

NASA’s Black Marble night-lights image reads 15 on a 0 to 255 scale at the center point, about as dark as the ground gets.

Source: NASA Black Marble

Which national parks are near Sierra Ancha Wilderness?

Tonto National Monument (13 mi). Park Atlas has fees, hours and alerts for each.

Source: Nearby on the other atlases

Are there historic places near Sierra Ancha Wilderness?

7 National Register listings within 15 miles, including Salt River Bridge and Perkins Store.

Source: Register Atlas

Sources

  • Boundary, name, acreage, designation year, states and description: Wilderness Connect.
  • Campgrounds: the Campsite Atlas index of federal campgrounds, matched to this boundary at build time.
  • Trailheads and sites: the Forest Service Recreation Opportunities layer, points inside the boundary.
  • Trails: the Trailhead Atlas open-data file of Forest Service trails, matched on the wilderness each trail enters.
  • Night sky: NASA Black Marble (VIIRS, 2016 composite) sampled at zoom 6 around the center point.
  • Weather, alerts, air quality, river flow and earthquakes load live in your browser from NWS, AirNow, USGS and iNaturalist when you open the page.