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Harmon County, Oklahoma facts for kids

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Harmon County
Harmon County Courthouse in January 2015
Harmon County Courthouse in January 2015
Map of Oklahoma highlighting Harmon County
Location within the U.S. state of Oklahoma
Map of the United States highlighting Oklahoma
Oklahoma's location within the U.S.
Country  United States
State  Oklahoma
Founded 1909
Seat Hollis
Largest city Hollis
Area
 • Total 539 sq mi (1,400 km2)
 • Land 537 sq mi (1,390 km2)
 • Water 1.5 sq mi (4 km2)  0.3%%
Population
 (2020)
 • Total 2,488
 • Density 4.616/sq mi (1.7822/km2)
Time zone UTC−6 (Central)
 • Summer (DST) UTC−5 (CDT)
Congressional district 3rd

Harmon County is a county located in the southwest part of Oklahoma, a state in the United States. In 2020, about 2,488 people lived there. This makes it one of the counties with the fewest people in Oklahoma. The main town and county seat is Hollis.

History of Harmon County

Harmon County was officially created on June 2, 1909. This happened after people voted on May 22, 1909. Governor Lee Cruce made it an official county.

The county was formed from parts of Greer County. It was named after Judson Harmon, who was the Governor of Ohio at that time. Before 1896, this area was actually part of Greer County, Texas. But then, the U.S. Supreme Court decided it belonged to Oklahoma Territory.

Choosing the County Seat

On September 1, 1909, another election was held. People voted to choose the county seat, which is the main town where the county government is located. Hollis won this vote. The towns of Harmon and Rosser were also trying to become the county seat.

County offices first worked in rented buildings. A proper courthouse was built in Hollis in 1926.

Changing Borders

In 1930, the U.S. Supreme Court made another important decision. They found that the border between Texas and Oklahoma was actually about 3,800 feet (1,158 meters) farther east than people thought. This meant some land that was in Harmon County was given back to Texas. This change made Harmon County its current size.

Railroad Arrives

A railroad line was built in 1910. It connected Altus, Oklahoma, to the Texas state line. This railroad came through the towns of Hollis and Gould. The Altus, Wichita Falls and Hollis Railway built this line. Later, the Missouri, Kansas and Texas Railroad took over the line.

Geography of Harmon County

Harmon County covers about 539 square miles (1,396 square kilometers). Most of this area, about 537 square miles (1,391 square kilometers), is land. Only a small part, about 1.5 square miles (3.9 square kilometers), is water.

The county is in a region called the Gypsum Hills. The land is drained by the Red River and its smaller streams. These include the Salt and Elm forks of the Red River, and Lebos and Turkey creeks.

Main Roads

  • US 62.svg U.S. Highway 62
  • Oklahoma State Highway 5.svg State Highway 5
  • Oklahoma State Highway 9.svg State Highway 9
  • Oklahoma State Highway 30.svg State Highway 30

Neighboring Counties

Harmon County shares borders with several other counties:

Population Changes

Historical population
Census Pop.
1910 11,328
1920 11,261 −0.6%
1930 13,834 22.8%
1940 10,019 −27.6%
1950 8,079 −19.4%
1960 5,853 −27.6%
1970 5,136 −12.3%
1980 4,519 −12.0%
1990 3,793 −16.1%
2000 3,283 −13.4%
2010 2,922 −11.0%
2020 2,488 −14.9%
U.S. Decennial Census
1790-1960 1900-1990
1990-2000 2010

Harmon County's population has been getting smaller since 1930. In 1930, there were 13,834 people living there. By 2020, the population had dropped to 2,488. This is a big decrease of over 82%. This trend is common in many rural counties in the Great Plains region.

Economy of Harmon County

The main part of Harmon County's economy has always been farming. Farmers in the area grow important crops like cotton, wheat, and sorghum. By 1930, they also raised many animals. These included cattle, chickens, horses, mules, pigs, sheep, and goats.

Communities in Harmon County

City

  • Hollis (This is the county seat)

Town

Unincorporated Communities

These are smaller places that are not officially cities or towns.

See also

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

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