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Carroll County, Indiana facts for kids

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Carroll County
Carroll County courthouse in Delphi
Carroll County courthouse in Delphi
Map of Indiana highlighting Carroll County
Location within the U.S. state of Indiana
Map of the United States highlighting Indiana
Indiana's location within the U.S.
Country  United States
State  Indiana
Founded January 17, 1828 (authorized)
April 28, 1828 (organized)
Named for Charles Carroll of Carrollton
Seat Delphi
Largest city Delphi
Area
 • Total 375.02 sq mi (971.3 km2)
 • Land 372.22 sq mi (964.0 km2)
 • Water 2.80 sq mi (7.3 km2)  0.75%%
Population
 (2020)
 • Total 20,306
 • Density 54.1464/sq mi (20.9061/km2)
Time zone UTC−5 (Eastern)
 • Summer (DST) UTC−4 (EDT)
Congressional district 4th
Indiana county number 8

Carroll County is a county in the state of Indiana. It is home to about 20,306 people, according to the 2020 United States Census. The main town and county seat is Delphi. Carroll County is also part of the larger Lafayette Metropolitan Statistical Area.

History of Carroll County

The area that is now Indiana was once part of the Northwest Territory, created by the United States in 1787. Later, in 1800, it became the Indiana Territory. William Henry Harrison was the first governor. Indiana officially became a state in December 1816.

Over time, the United States gained land from Native American tribes through agreements and treaties. Two important treaties, the Treaty of St. Mary's in 1818 and the Treaty of Mississinewas in 1826, made much of the land in future Carroll County available for new settlers.

People started moving to this area around 1824. Because more and more people arrived, the state decided to create Carroll County. This happened on January 17, 1828. The county was named after Charles Carroll of Carrollton, who was the last person to sign the Declaration of Independence.

The first county government started on April 28, 1828. They chose a spot for the county seat, which is the main town where the government offices are. They first thought of naming it 'Carrollton,' but instead, they picked 'Delphi.'

A very important part of the county's history is the Wabash and Erie Canal. This canal was built through the county in 1840. It was used for transportation and trade until the early 1870s.

The Carroll County Courthouse

The first building for the county court was built in 1831. It was later replaced by a brick building in 1856. A large 730-pound bell from the first courthouse was made in 1836. This bell was used in the second courthouse until 1916. It even sank in the Ohio River once while being moved, but it was recovered and returned to Carroll County in 1967.

The current courthouse was designed by Jaxson Cowell. It was built between 1916 and 1917. The outside of the building looks simple. But inside, it is very fancy. It has a beautiful stained glass dome and a mosaic tile floor.

Geography of Carroll County

The Wabash River flows through the northern part of Carroll County. The Tippecanoe River flows through the western side. Both rivers eventually join up in nearby Tippecanoe County. Wildcat Creek drains the southern part of the county.

Long ago, Carroll County was mostly covered in forests. Today, many flat areas are used for farming or towns. Only the areas around the rivers and creeks are still wooded. The highest point in the county is about 830 feet (253 meters) above sea level, located in the southeast corner.

Carroll County covers a total area of about 375 square miles. Most of this (about 372 square miles) is land. The rest (about 2.8 square miles) is water.

Neighboring Counties

Cities and Towns

Towns

Small Communities

Townships

  • Adams
  • Burlington
  • Carrollton
  • Clay
  • Deer Creek
  • Democrat
  • Jackson
  • Jefferson
  • Liberty
  • Madison
  • Monroe
  • Rock Creek
  • Tippecanoe
  • Washington

Main Roads

  • US 421.svg U.S. Route 421
  • Indiana 18.svg Indiana State Road 18
  • Indiana 22.svg Indiana State Road 22
  • Indiana 25.svg Indiana State Road 25
  • Indiana 29.svg Indiana State Road 29
  • Indiana 39.svg Indiana State Road 39
  • Indiana 75.svg Indiana State Road 75
  • Indiana 218.svg Indiana State Road 218

Railroads

  • Norfolk Southern Railway
  • Winamac Southern Railway

Climate and Weather

Weather chart for Delphi, Indiana
J F M A M J J A S O N D
 
 
2
 
33
17
 
 
1.9
 
39
21
 
 
2.9
 
51
31
 
 
3.5
 
64
40
 
 
3.9
 
74
50
 
 
4.1
 
83
60
 
 
4.2
 
86
63
 
 
4
 
84
61
 
 
2.9
 
78
53
 
 
2.7
 
66
42
 
 
3.1
 
51
33
 
 
2.7
 
38
23
temperatures in °F
precipitation totals in inches
source: The Weather Channel

In Delphi, the average temperatures change throughout the year. In January, it's usually around 17°F (about -8°C). In July, it can get up to 86°F (about 30°C). The coldest temperature ever recorded was -25°F (-32°C) in January 1963. The hottest was 107°F (42°C) in July 1954. The amount of rain and snow also changes, with July usually being the wettest month.

People of Carroll County (Demographics)

Historical population
Census Pop.
1830 1,611
1840 7,819 385.4%
1850 11,015 40.9%
1860 13,489 22.5%
1870 16,152 19.7%
1880 18,345 13.6%
1890 20,021 9.1%
1900 19,953 −0.3%
1910 17,970 −9.9%
1920 16,315 −9.2%
1930 15,049 −7.8%
1940 15,410 2.4%
1950 16,010 3.9%
1960 16,934 5.8%
1970 17,734 4.7%
1980 19,722 11.2%
1990 18,809 −4.6%
2000 20,165 7.2%
2010 20,155 0.0%
2020 20,306 0.7%
2023 (est.) 20,525 1.8%
US Decennial Census
1790-1960 1900-1990
1990-2000 2010

As of the 2010 United States Census, there were 20,155 people living in Carroll County. There were about 7,900 households, with many being families. The population density was about 54 people per square mile. Most people (96.8%) were white. About 3.5% of the population was of Hispanic or Latino origin. Many people had German, American, Irish, or English backgrounds.

The average age in the county was about 40.9 years old. About 32.1% of households had children under 18 living there. The average household had 2.54 people. The average family had 2.98 people.

The average income for a household was about $47,697. For families, it was about $60,420. About 9.4% of all people in the county lived below the poverty line. This included 11.0% of those under 18.

2020 Census Information

In the 2020 United States Census, the population of Carroll County was 20,306 people.

Carroll County Racial Composition
Race Num. Perc.
White (NH) 18,727 92.2%
Black or African American (NH) 128 0.6%
Native American (NH) 33 0.16%
Asian (NH) 48 0.24%
Pacific Islander (NH) 0 0%
Other/Mixed (NH) 547 2.7%
Hispanic or Latino 823 4.1%

Education in Carroll County

Public schools in Carroll County are managed by different school districts:

  • Carroll Consolidated School District
  • Delphi Community School Corporation
  • Rossville Consolidated School District
  • Twin Lakes School Corporation

High schools and middle schools

  • Delphi Community High School
  • Delphi Community Middle School
  • Carroll Consolidated School

Elementary schools

  • Carroll Elementary School
  • Delphi Community Elementary School

See also

Kids robot.svg In Spanish: Condado de Carroll (Indiana) para niños

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