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Arizona Unit 21 — Logistics & Planning

Access, camping, weather, terrain, water, cell service, and nearest-town services.

Unit size
1,214.5 sq mi
Elevation
3,156–8,082 ft
Stock tanks
440
Total road miles
230

Elevation Profile

Min 3,156 ft Mean 4,813 ft Max 8,082 ft

Land Ownership Approximate

60% National Forest
15% BLM
8% State Trust
17% Private / Other

Season Weather

10-year monthly normals (Open-Meteo ERA5) at unit centroid (32.730°, -110.019°). Shaded rows indicate Arizona hunting seasons.

Month Avg High (°F) Avg Low (°F) Precip (in) Precip
Jan 61 30 0.8
Feb 66 34 0.8
Mar 74 39 0.5
Apr 82 45 0.2
May 91 54 0.3
Jun 100 63 0.2
Jul 100 70 1.5
AugSeason 97 69 1.7
SepSeason 93 62 1.0
OctSeason 84 49 0.7
NovSeason 71 37 0.5
Dec 60 30 0.8

Access & Roads

Road miles by type

Paved70.7 mi
Graded gravel83.8 mi
High-clearance75.6 mi
4WD / rough0 mi

Primary access points

  • I 10;US 191 @ unit boundary
    Paved highway — all vehicles — Benson-Steins Pass Highway
    Maps
  • I 10;US 191 @ unit boundary
    Paved highway — all vehicles — Benson-Steins Pass Highway
    Maps
  • I 10;US 191 @ unit boundary
    Paved highway — all vehicles — Benson-Steins Pass Highway
    Maps
  • US 70 @ unit boundary
    Paved highway — all vehicles — West Thatcher Boulevard
    Maps
  • US 191 @ unit boundary
    Paved highway — all vehicles — Bowie Junction-Safford Highway
    Maps
  • US 191 @ unit boundary
    Paved highway — all vehicles — Bowie Junction-Safford Highway
    Maps

🛻Named Roads & Trailer Ratings

RoadMilesRating
US 19121.7Paved (all rigs)
AZ 26618.5Paved (all rigs)
Klondyke Road12.1Graded gravel (2WD / small trailer)
Bonita Klondyke Road11.2Graded gravel (2WD / small trailer)
Fort Grant Road9.3Graded gravel (2WD / small trailer)
US 707.7Paved (all rigs)

🚐Developed Campgrounds & RV Sites

15 campgrounds inside the unit polygon (OSM + Recreation.gov RIDB). Max Trailer is from RIDB site attributes; "—" means no RIDB record.

Campground Max Trailer Reserve Phone Source
Arcadia Campground 40 ft ✅ 928-428-4150 OSM+RIDB Maps
Cunningham Campground — — — OSM Maps
Hospital Flat Campground 40 ft ✅ 928-428-4150 RIDB Maps
Riggs Flat Campground 40 ft ✅ 928-428-4150 OSM+RIDB Maps
Clark Peak Corrals — — — OSM Maps
Shannon Campground — — — OSM Maps
Soldier Creek Campground — — — OSM Maps
Stockton Pass Campground 40 ft ✅ 928-428-4150 OSM+RIDB Maps
Treasure Park - East — — — OSM Maps
Treasure Park - North — — — OSM Maps
Brandenburg Campground — — — OSM Maps
Unnamed camp site — — — OSM Maps
Winkelman Flats RV-friendly — — OSM Maps
Columbine Summerhomes — — — OSM Maps
UPPER TWILIGHT GROUP SITE 40 ft ✅ 928-428-4150 RIDB Maps

Water Availability

330
Streams / Rivers
9
Lakes / Reservoirs
440
Stock Tanks
178
Springs

Cell Coverage Approximate

Verizon26%
AT&T17%
T-Mobile9%

Nearest Towns & Services

Town Distance (mi) Pop. Fuel Groceries Lodging Gear
Pima 16 2,847 ✅ — — — Maps
Thatcher 17.2 5,231 ✅ ✅ ✅ — Maps
Safford 19.1 10,129 ✅ ✅ ✅ — Maps
Bylas / Hago'teele 28.9 1,782 — ✅ — — Maps
Willcox 34.7 3,769 ✅ ✅ — — Maps
Mammoth 36.1 2,266 — — ✅ — Maps
Pro: Waypoint bundle for Arizona Unit 21
Access points, campgrounds, towns, and 440 stock-tank pins as GPX/KML.
Unlock Pro Waypoints →
Data generated 4/14/2026 · Validation: ✅ passed · ← Back to Unit 21 overview