County

Graham County, Arizona

Located in eastern Arizona, home to the towering Pinaleño Mountains, fertile Gila Valley, and rich agricultural heritage.

Back to Counties

Graham County is situated in the southeastern part of Arizona, with a diverse landscape ranging from desert valleys to towering mountain peaks. Established in 1881, the county was named after the Graham Mountains (now known as the Pinaleño Mountains), which in turn were named after Lt. Col. James Duncan Graham, a senior officer in the Corps of Topographical Engineers who surveyed much of the Southwest boundary in the mid-19th century.

The county's geography is dominated by the Gila Valley, a fertile agricultural region irrigated by the Gila River, and the Pinaleño Mountains, which rise dramatically from the desert floor to heights over 10,000 feet. This varied terrain supports diverse ecosystems and agricultural activities. The county seat is Safford, the largest community and commercial center of the area. Graham County is home to Eastern Arizona College, the oldest community college in Arizona, and portions of the San Carlos Apache Reservation. The combination of natural beauty, agricultural heritage, and cultural diversity makes Graham County a unique region within Arizona.

County Information

County Seat: Safford
GPS Coordinates: 32.9° N, 109.9° W
Established: March 10, 1881
Area: 4,641 sq mi (12,020 km²)
Population (2020): 38,533
Named After: The Graham Mountains (now Pinaleño Mountains), which were named after Lt. Col. James Duncan Graham

Demographics & Economy

Population Density: 8.3 people per square mile
Largest Ethnicities: White (76.9%), Hispanic/Latino (33.0%), Native American (15.7%), Black (1.8%)
Major Industries: Agriculture, mining, government services, healthcare, education, tourism
Major Employers: Freeport-McMoRan (mining), Bowman Consulting, Eastern Arizona College, Safford Unified School District, Graham County government
County Website: www.graham.az.gov

Photos

Mount Graham in the Pinaleño Mountains
Roper Lake State Park near Safford
Agricultural fields in the Gila Valley

Major Attractions

Mount Graham and the Pinaleño Mountains

The Pinaleño Mountains are the highest mountain range in southern Arizona, with Mount Graham reaching an elevation of 10,720 feet. These "sky islands" rise dramatically from the surrounding desert, creating distinct ecological zones as elevation increases. The mountains are home to the Mount Graham International Observatory, which houses some of the world's most powerful telescopes, including the Large Binocular Telescope and the Vatican Advanced Technology Telescope.

Location: Northwestern Graham County
Features: Mount Graham International Observatory, Swift Trail Scenic Drive, hiking trails, camping areas, Alpine ecosystems

Roper Lake State Park

Located at the base of the Pinaleño Mountains, Roper Lake State Park offers year-round recreation around its 32-acre lake. The park features natural hot springs, boat ramps, swimming areas, and spectacular views of Mount Graham. The lake is regularly stocked with fish, making it a popular destination for anglers.

Location: 5 miles south of Safford
Features: 32-acre lake, hot springs, camping, fishing, swimming, hiking, picnic areas

Gila Box Riparian National Conservation Area

This 23,000-acre conservation area protects the riparian corridors of the Gila and San Francisco Rivers, along with Bonita and Eagle Creeks. The area features canyons, desert terrain, and lush riverside environments that support diverse wildlife. Popular activities include rafting, kayaking, wildlife watching, and hiking.

Location: Northern Graham County
Features: River canyons, wildlife habitat, rafting opportunities, hiking trails, camping

Discovery Park Campus

A unique educational and recreational facility operated by Eastern Arizona College, Discovery Park Campus includes the Governor Aker Observatory with a 20-inch telescope, a space shuttle simulator, nature trails, and displays on the region's mining history, native peoples, and ecology. The campus hosts public viewing nights and educational programs.

Location: Safford
Features: Observatory, museum exhibits, nature trails, educational programs

Coronado Trail Scenic Byway

While primarily in neighboring Greenlee County, this historic highway (US 191, formerly US 666) passes through the eastern edge of Graham County. Named after Spanish explorer Francisco Vásquez de Coronado, the winding road offers spectacular views as it climbs from desert terrain to alpine forests. It's considered one of the most scenic and challenging drives in Arizona.

Location: Eastern Graham County into Greenlee County
Features: Scenic vistas, sharp curves, elevation changes, access to wilderness areas

Frequently Asked Questions

What is Graham County known for?

Graham County is known for several distinctive features:

  • The Pinaleño Mountains, which contain Mount Graham (10,720 feet), the highest peak in southern Arizona
  • Agricultural production in the fertile Gila Valley, particularly cotton, corn, and alfalfa
  • Mount Graham International Observatory, which houses some of the world's most powerful telescopes
  • Eastern Arizona College in Thatcher, the oldest community college in Arizona (established 1888)
  • The historic presence of the Civilian Conservation Corps (CCC), which built many roads and facilities in the area during the 1930s
  • Significant portions of the San Carlos Apache Reservation
  • Rich mining history, with current operations at the Safford Mining District
  • Diverse ecosystems ranging from desert to alpine forests
  • Roper Lake State Park and its natural hot springs
How do I get to Graham County?

Graham County is accessible via several transportation routes:

  • By Car: The primary routes into Graham County include:
    • US Highway 70 runs east-west through the county, connecting Safford to Globe and Tucson
    • US Highway 191 runs north-south, connecting Safford to Interstate 10 in the south and Alpine in the north
    • State Route 266 provides access to the Pinaleño Mountains from US 191
  • By Air: The nearest commercial airports are in Tucson (approximately 120 miles from Safford) and Phoenix (approximately 165 miles from Safford). Safford Regional Airport serves private and charter aircraft.
  • By Bus: Limited bus service connects Safford to other Arizona cities.

Most visitors drive to Graham County, with the drive from Tucson to Safford taking about 2 hours and Phoenix to Safford taking approximately 2.5-3 hours.

What is the best time to visit Graham County?

The best time to visit Graham County depends on which areas you plan to explore:

  • Spring (March-May): Generally pleasant temperatures in the Gila Valley (70s-80s°F), while the higher elevations of the Pinaleño Mountains may still have snow in March and early April. Spring brings wildflowers and good conditions for hiking and outdoor recreation at lower elevations.
  • Summer (June-early July): The valley areas become quite hot, often exceeding 100°F, but the higher elevations of Mount Graham offer a cool retreat with temperatures typically in the 70s°F. This is the best time to access the highest parts of the Pinaleño Mountains, as Swift Trail is usually fully open.
  • Monsoon Season (mid-July-September): Afternoon thunderstorms are common, bringing dramatic skies and relief from the heat but potentially interrupting outdoor activities. The mountains can be particularly dangerous during lightning storms.
  • Fall (October-November): Many consider this the ideal time to visit, with cooling temperatures in the valley and fall colors in the mountains. The weather is generally stable with less precipitation than summer.
  • Winter (December-February): The Gila Valley experiences mild winters with daytime temperatures typically in the 50s-60s°F. The Pinaleño Mountains receive significant snowfall, with access to the highest elevations often restricted. Winter visitors can enjoy snow activities in the accessible parts of the mountains.

Overall, late spring and fall offer the most pleasant weather for exploring all areas of Graham County. Summer is ideal for visiting the higher elevations, while winter is better for activities in the valley.

What outdoor activities are available in Graham County?

Graham County offers a wide variety of outdoor activities thanks to its diverse landscape:

  • Hiking & Backpacking:
    • Trails throughout the Pinaleño Mountains ranging from easy to challenging
    • The Highline National Recreation Trail
    • Trails in the Gila Box Riparian National Conservation Area
    • Nature trails at Roper Lake State Park and Discovery Park Campus
  • Water Recreation:
    • Fishing, boating, and swimming at Roper Lake and Dankworth Pond
    • Fishing in mountain streams
    • Kayaking and rafting on the Gila River (seasonal)
    • Hot springs at Roper Lake State Park and several unofficial locations
  • Camping:
    • Developed campgrounds in the Pinaleño Mountains
    • Camping at Roper Lake State Park
    • Primitive camping in designated areas
  • Wildlife Viewing & Bird Watching:
    • The Pinaleño Mountains are home to the endangered Mount Graham red squirrel
    • Diverse bird species in the Gila Valley and riparian areas
    • Large mammals including black bears, mountain lions, and deer in the mountains
  • Astronomy:
    • Public viewing nights at Discovery Park Observatory
    • Dark sky viewing throughout the county
  • Scenic Drives:
    • Swift Trail Scenic Drive (AZ-366) up Mount Graham
    • Portions of the Coronado Trail Scenic Byway
    • Agricultural tour routes through the Gila Valley
  • Winter Recreation: When conditions permit, snow activities in the higher elevations of the Pinaleño Mountains

Visitors should check current regulations and conditions, as access to some areas (particularly in the Pinaleño Mountains) may be restricted due to endangered species protection, fire hazards, or weather conditions.

Major Communities

Safford

County seat, population ~9,500, commercial center of the Gila Valley

Thatcher

Population ~5,200, home to Eastern Arizona College

Pima

Population ~2,500, historic Mormon settlement

Fort Thomas

Population ~350, historic U.S. Army post site

Bylas

Population ~1,800, community on San Carlos Apache Reservation

Central

Population ~650, rural farming community