Major highways

Adjacent counties

• Hamilton County, Tennessee (north)
• Whitfield County (east)
• Walker County (west)

National protected areas

• Chattahoochee National Forest (part)
• Chickamauga and Chattanooga National Military Park (part)

2020 census

As of the 2020 United States census, there were 67,872 people, 24,130 households, and 17,293 families residing in the county.

2016

As of 2016^[update] the largest self-reported ancestry groups in Catoosa County, Georgia are:^[20]

More information Largest ancestries (2015), Percent ...

Largest ancestries (2015)	Percent
English	17.6%
American	17.2%
Irish	13.2%
German	11.7%
Scottish	2.6%
Italian	2.3%
Dutch	1.5%
Scots-Irish	1.5%
French	1.5%
Polish	0.8%
Welsh	0.6%
Swedish	0.5%
Norwegian	0.5%
Danish	0.3%

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2010 census

As of the 2010 United States Census, there were 63,942 people, 24,475 households, and 17,785 families living in the county.^[21] The population density was 394.3 inhabitants per square mile (152.2/km²). There were 26,606 housing units at an average density of 164.1 per square mile (63.4/km²).^[22] The racial makeup of the county was 93.6% white, 2.2% black or African American, 1.2% Asian, 0.3% American Indian, 0.1% Pacific islander, 1.0% from other races, and 1.6% from two or more races. Those of Hispanic or Latino origin made up 2.3% of the population.^[21][23]

Of the 24,475 households, 36.3% had children under the age of 18 living with them, 55.7% were married couples living together, 12.6% had a female householder with no husband present, 27.3% were non-families, and 23.1% of all households were made up of individuals. The average household size was 2.59 and the average family size was 3.05. The median age was 38.3 years.^[21]

The median income for a household in the county was $46,544 and the median income for a family was $54,796. Males had a median income of $39,962 versus $31,505 for females. The per capita income for the county was $22,563. About 8.5% of families and 11.2% of the population were below the poverty line, including 14.8% of those under age 18 and 9.0% of those age 65 or over.^[24]

2000 census

As of the census^[25] of 2000, there were 53,282 people, 20,425 households, and 15,400 families living in the county. The population density was 328 inhabitants per square mile (127/km²). There were 21,794 housing units at an average density of 134 per square mile (52/km²). The racial makeup of the county was 96.39% White, 1.26% Black or African American, 0.31% Native American, 0.71% Asian, 0.02% Pacific Islander, 0.39% from other races, and 0.93% from two or more races; 1.17% of the population were Hispanic or Latino of any race.

There were 20,425 households, of which 35.40% had children under the age of 18 living with them, 60.60% were married couples living together, 11.00% had a female householder with no husband present, and 24.60% were non-families. 21.30% of all households were made up of individuals, and 8.50% had someone living alone who was 65 years of age or older. The average household size was 2.59 and the average family size was 3.00.

In the county, the population was spread out, with 25.80% under the age of 18, 8.10% from 18 to 24, 30.80% from 25 to 44, 23.40% from 45 to 64, and 11.90% who were 65 years of age or older. The median age was 36 years. For every 100 females there were 93.80 males. For every 100 females age 18 and over, there were 90.20 males.

The median income for a household in the county was $39,998, and the median income for a family was $45,710. Males had a median income of $31,746 versus $23,790 for females. The per capita income for the county was $18,009. About 6.40% of families and 9.40% of the population were below the poverty line, including 12.50% of those under age 18 and 11.00% of those age 65 or over.

Elementary schools

• Battlefield Elementary School
• Battlefield Primary School
• Boynton Elementary School
• Cloud Springs Elementary School
• Graysville Elementary School
• Ringgold Elementary School
• Ringgold Primary School
• Tiger Creek Elementary School
• West Side Elementary School
• Woodstation Elementary School

Middle schools

• Heritage Middle School
• Lakeview Middle School
• Ringgold Middle School

High schools

• Heritage High School
• Lakeview-Fort Oglethorpe High School
• Ringgold High School
• Performance Learning Center

Cities

• Fort Oglethorpe
• Ringgold

Town

• Tunnel Hill

Census-designated places

• Indian Springs
• Lakeview

Other unincorporated communities

• Graysville
• Woodstation