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Keystone, Iowa
Location of Keystone, Iowa
Location of Keystone, Iowa
Country  United States
State  Iowa
County Benton
Area
 • Total 0.45 sq mi (1.16 km2)
 • Land 0.45 sq mi (1.16 km2)
 • Water 0.00 sq mi (0.00 km2)
Elevation
883 ft (269 m)
Population
 (2020)
 • Total 599
 • Density 1,337.05/sq mi (516.05/km2)
Time zone UTC-6 (Central (CST))
 • Summer (DST) UTC-5 (CDT)
ZIP code
52249
Area code(s) 319
FIPS code 19-41115
GNIS feature ID 0458064

Keystone is a city in Benton County, Iowa, United States. It is a small community that is part of the larger Cedar Rapids metropolitan area. In 2020, the city had a population of 599 people.

History of Keystone

Keystone was officially established in 1881. This happened when the Chicago, Milwaukee, and St. Paul Railroad extended its railway lines to this location. The city's layout, including its streets and building lots, was planned at this time.

Geography of Keystone

Keystone is located in the state of Iowa. The city covers a total area of about 0.45 square miles (which is about 1.16 square kilometers). All of this area is land, meaning there are no large bodies of water like lakes or rivers within the city limits.

Population and People

Historical populations
Year Pop. ±%
1900 405 —    
1910 412 +1.7%
1920 558 +35.4%
1930 499 −10.6%
1940 466 −6.6%
1950 438 −6.0%
1960 522 +19.2%
1970 549 +5.2%
1980 618 +12.6%
1990 568 −8.1%
2000 687 +21.0%
2010 622 −9.5%
2020 599 −3.7%
Source: and Iowa Data Center
Source:
U.S. Decennial Census

Keystone's Population in 2020

According to the census in 2020, 599 people lived in Keystone. There were 248 households, which are groups of people living together in one home. The city had about 1,337 people per square mile.

The average age of people in Keystone was 46.0 years. About 22% of the residents were under 20 years old. About 23% were 65 years old or older. The population was almost evenly split between males (50.1%) and females (49.9%).

Keystone's Population in 2010

In the 2010 census, Keystone had 622 residents. There were 250 households in the city. The population density was about 1,382 people per square mile.

The median age in the city was 42.8 years. About 24% of the residents were under 18 years old. Around 24.4% were 65 years of age or older. The population was 45.0% male and 55.0% female.

Education in Keystone

Public schools in Keystone are managed by the Benton Community School District. This district provides education for students in the area.

Notable People from Keystone

  • Tim Kapucian (born 1967), who served as an Iowa State Senator. A state senator is a person elected to represent their area in the state government.
  • Monte Merkel (1916–1981), an American football player.

See also

Kids robot.svg In Spanish: Keystone (Iowa) para niños

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