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Putnam County, Florida facts for kids

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Putnam County
Putnam County Courthouse
Putnam County Courthouse
Official seal of Putnam County
Map of Florida highlighting Putnam County
Location within the U.S. state of Florida
Map of the United States highlighting Florida
Florida's location within the U.S.
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Country  United States
State  Florida
Founded January 18, 1849
Named for Benjamin A. Putnam
Seat Palatka
Largest city Palatka
 • Total 827 sq mi (2,140 km2)
 • Land 728 sq mi (1,890 km2)
 • Water 99 sq mi (260 km2)  12.0%%
 • Estimate 
 • Density 101/sq mi (39/km2)
Time zone UTC−5 (Eastern)
 • Summer (DST) UTC−4 (EDT)
Congressional district 3rd

Putnam County is a county located in the northeastern part of the state of Florida. As of the 2010 census, the population was 74,364. Its county seat is Palatka.

Putnam County comprises the Palatka, FL Micropolitan Statistical Area, which is included in the Jacksonville-St. Marys-Palatka, FL-GA Combined Statistical Area. The county is centrally located between Jacksonville, Gainesville, St. Augustine, and Daytona Beach.


Putnam County was created in 1849. It was Florida's 28th county created from parts of St. Johns, Alachua, Orange, Duval, and Marion counties. The county was named for Benjamin A. Putnam, who was a soldier in the First Seminole War, a lawyer, Florida legislator, and the first president of the Florida Historical Society. The Putnam County Historical Society has determined that Benjamin A. Putnam is the grandson of Israel Putnam, for whom other counties and places in the United States are named. Benjamin A. Putnam died in the county seat of Palatka in 1869.


According to the U.S. Census Bureau, the county has a total area of 827 square miles (2,140 km2), of which 728 square miles (1,890 km2) is land and 99 square miles (260 km2) (12.0%) is water.

The county contains various sinkhole lakes such as Lake Barco where unconsolidated deposits on the surface have slumped into the highly soluble limestone of the upper Floridan aquifer.

Adjacent counties

National protected area

  • Ocala National Forest (part)

State Park


Historical population
Census Pop.
1850 687
1860 2,712 294.8%
1870 3,821 40.9%
1880 6,261 63.9%
1890 11,186 78.7%
1900 11,641 4.1%
1910 13,096 12.5%
1920 14,568 11.2%
1930 18,096 24.2%
1940 18,698 3.3%
1950 23,615 26.3%
1960 32,212 36.4%
1970 36,290 12.7%
1980 50,549 39.3%
1990 65,070 28.7%
2000 70,423 8.2%
2010 74,364 5.6%
2019 (est.) 74,521 0.2%
U.S. Decennial Census
1790–1960 1900–1990
1990–2000 2010–2019

As of the 2000 United States Census there were 70,423 people, 27,839 households, and 19,459 families residing in the county. The population density was 98 people per square mile (38/km2). There were 33,870 housing units at an average density of 47 per square mile (18/km2). The racial makeup of the county was 77.91% White, 17.04% Black or African American, 0.42% Native American, 0.44% Asian, 0.04% Pacific Islander, 2.94% from other races, and 1.20% from two or more races. 5.92% of the population were Hispanic or Latino of any race.

There were 27,839 households, out of which 28.10% had children under the age of 18 living with them, 52.80% were married couples living together, 12.90% had a female householder with no husband present, and 30.10% were non-families. 25.10% of all households were made up of individuals, and 11.90% had someone living alone who was 65 years of age or older. The average household size was 2.48 and the average family size was 2.95.

In the county, the age distribution of the population shows 24.60% under the age of 18, 7.70% from 18 to 24, 24.20% from 25 to 44, 25.10% from 45 to 64, and 18.50% who were 65 years of age or older. The median age was 40 years. For every 100 females there were 97.60 males. For every 100 females age 18 and over, there were 94.20 males.

The median income for a household in the county was $28,180, and the median income for a family was $34,499. Males had a median income of $29,975 versus $20,955 for females. The per capita income for the county was $15,603. About 15.80% of families and 20.90% of the population were below the poverty line, including 30.60% of those under age 18 and 13.10% of those age 65 or over.


As of 2017 the largest self-reported ethnic/ancestry groups in Putnam County, Florida are:

Largest ancestries (2017) Percent
English 20.0%
German 9.5%
Irish 8.2%
"American" 8.0%
Polish 2.2%
Scottish 2.0%
Spaniard 1.7%
Scots-Irish 1.3%
Dutch 1.0%
Scottish 2.9%
Swedish 0.8%




Census-designated place

Other unincorporated communities



  • Palatka Municipal Airport


The main campus of St. Johns River State College is located in Palatka (the county seat). First Coast Technical College is public, post secondary vocational school with a campus in Palatka.

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