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Greenlee County, Arizona facts for kids

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Greenlee County
Benjamin F. Billingsley House in Duncan, Arizona
Benjamin F. Billingsley House in Duncan, Arizona
Official seal of Greenlee County
Seal
Map of Arizona highlighting Greenlee County
Location within the U.S. state of Arizona
Map of the United States highlighting Arizona
Arizona's location within the U.S.
Country  United States
State  Arizona
Founded March 10, 1909
Named for Mason Greenlee
Seat Clifton
Largest town Clifton
Area
 • Total 1,848 sq mi (4,790 km2)
 • Land 1,843 sq mi (4,770 km2)
 • Water 5.3 sq mi (14 km2)  0.3%
Population
 (2020)
 • Total 9,563
 • Estimate 
(2023)
9,369 Decrease
 • Density 5.1748/sq mi (1.9980/km2)
Time zone UTC−7 (Mountain)
Congressional district 6th
Clifton, AZ train station
1901 Clifton railroad station, now used by the Chamber of Commerce and other community organizations.
Azurite-284714
Azurite specimen from the great Morenci Mine.

Greenlee County is a county located in the southeastern part of Arizona, a state in the United States. In 2020, about 9,563 people lived here. This makes it Arizona's county with the fewest people. The main town and county seat is Clifton.

The economy of Greenlee County mostly depends on the Morenci Mine. This is the biggest copper mining operation in North America. It is also one of the largest copper mines in the world. As of 2017, the mine employed about 3,300 people. It is owned by a company called Freeport-McMoRan.

History of Greenlee County

Greenlee County was created in 1909. It was named after Mason Greenlee, who was one of the first people to settle in the Clifton area. It was Arizona's 14th county to be formed.

It was created from a part of Graham County. Graham County did not want this to happen because they would lose a lot of money. Clifton has always been the county seat, which is the main town where the county government is located.

Geography and Nature

Greenlee County covers a total area of about 1,848 square miles. Most of this area, about 1,843 square miles, is land. Only a small part, about 5.3 square miles, is water. This makes Greenlee County the second-smallest county in Arizona by land area.

Neighboring Counties

Greenlee County shares its borders with several other counties:

Protected Natural Areas

Parts of these important natural areas are found in Greenlee County:

  • Apache-Sitgreaves National Forest
  • Gila Box Riparian National Conservation Area

Main Roads in Greenlee County

Several major highways pass through Greenlee County:

  • US 70.svg U.S. Route 70
  • US 191.svg U.S. Route 191
  • Arizona 75.svg State Route 75
  • Arizona 78.svg State Route 78

People of Greenlee County

Historical population
Census Pop.
1920 15,362
1930 9,886 −35.6%
1940 8,698 −12.0%
1950 12,805 47.2%
1960 11,509 −10.1%
1970 10,330 −10.2%
1980 11,406 10.4%
1990 8,008 −29.8%
2000 8,547 6.7%
2010 8,437 −1.3%
2020 9,563 13.3%
2023 (est.) 9,369 11.0%
U.S. Decennial Census
1790–1960 1900–1990
1990–2000 2010–2020

In 2010, there were 8,437 people living in Greenlee County. They lived in 3,188 households. The average number of people in each household was about 2.64. The average age of people in the county was 34.8 years old.

About 47.9% of the people living in Greenlee County were of Hispanic or Latino background.

Towns and Communities

Greenlee County Incorporated and Unincorporated areas
Map of towns and other areas in Greenlee County

Greenlee County has several towns and communities.

Main Towns

  • Clifton (This is the county seat, where the main government offices are.)
  • Duncan

Census-Designated Places (CDPs)

These are areas that are like towns but are not officially incorporated.

Other Communities

These are smaller communities that are not officially incorporated.

Old Ghost Towns

Some places in Greenlee County used to be busy towns but are now abandoned. These are called ghost towns.

Schools in Greenlee County

The county has several school districts that serve its communities:

  • Blue Elementary School District
  • Duncan Unified School District
  • Eagle Elementary District
  • Morenci Unified School District

See also

Kids robot.svg In Spanish: Condado de Greenlee para niños

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