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Clayton, Illinois
Location of Clayton in Adams County, Illinois.
Location of Clayton in Adams County, Illinois.
Location of Illinois in the United States
Location of Illinois in the United States
Country United States
State Illinois
County Adams
Township Clayton
Area
 • Total 0.89 sq mi (2.31 km2)
 • Land 0.88 sq mi (2.29 km2)
 • Water 0.01 sq mi (0.02 km2)  0%
Elevation
728 ft (222 m)
Population
 (2020)
 • Total 639
 • Density 722.85/sq mi (278.96/km2)
Time zone UTC-6 (CST)
 • Summer (DST) UTC-5 (CDT)
ZIP Code(s)
62324
Area code(s) 217
FIPS code 17-14767
GNIS feature ID 2397640
Wikimedia Commons Clayton, Illinois

Clayton is a small village located in Adams County, Illinois, United States. In 2020, about 639 people lived there. This was a bit less than the 709 people who lived there in 2010. Clayton is part of the larger Quincy area, which includes nearby towns and cities.

History of Clayton

Clayton got its name from a famous politician from Kentucky named Henry Clay. The village was officially started in the year 1834.

Important Historic Places

Geography of Clayton

Clayton is located at coordinates 40°01′45″N 90°57′29″W / 40.02922°N 90.958122°W / 40.02922; -90.958122.

The village covers a total area of about 0.89 square miles (2.31 square kilometers). Most of this area, about 0.88 square miles (2.29 square kilometers), is land. A very small part, about 0.01 square miles (0.02 square kilometers), is water.

People of Clayton (Demographics)

Historical population
Census Pop.
1880 941
1890 1,033 9.8%
1900 996 −3.6%
1910 940 −5.6%
1920 1,038 10.4%
1930 965 −7.0%
1940 1,028 6.5%
1950 866 −15.8%
1960 774 −10.6%
1970 727 −6.1%
1980 889 22.3%
1990 726 −18.3%
2000 904 24.5%
2010 709 −21.6%
2020 639 −9.9%
U.S. Decennial Census

In 2020, there were 639 people living in Clayton. These people lived in 300 different homes, and 181 of these were families.

Most of the people in Clayton, about 92.80%, were White. There were also people who identified as African American, Asian, and from other races. About 1.88% of the population was Hispanic or Latino.

About 25.3% of the homes had children under 18 living there. Many homes, about 37.33%, were married couples. Around 14.67% of homes had someone living alone who was 65 years old or older.

The average age of people in Clayton was about 44.4 years old. About 20% of the people were under 18 years old. About 24.8% were 65 years or older.

The average yearly income for a household in Clayton was about $44,583. For families, the average income was around $53,015.

Famous People from Clayton

Some well-known people were born or lived in Clayton:

  • John Anderson (1922-1992): He was an actor who appeared in many movies and TV shows.
  • Vivian Hickey (1916-2016): She was an Illinois state senator and also an educator.
  • Mary K. Meany (1897-2000): She served as an Illinois state representative.

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