Putnam County
Putnam County has lower-than-average household income, with a median household income of $63,510. Population has declined 11% since 2000. 23% of adults hold a bachelor's degree or higher, below the national rate of 36%. Median home value has more than doubled since 2000, reaching $119,500. With a median age of 45.9, the population is older than the US median of 38.9.
Population & growth
PEP 2025 EST:4,546 residents (Census Bureau Vintage 2025, released March 2026)
Income & economy
Housing
Race & ethnicity
Detailed origins & ancestry
Education
Commute & transportation
Work & employment
People & community
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Compare Putnam County to nearby counties
How many people live in Putnam County, Missouri?
Putnam County, Missouri has about 4,642 residents according to the 2024 American Community Survey.
What is the median household income in Putnam County, Missouri?
The typical household in Putnam County, Missouri earns about $63,510 a year. Half of households make more than that, and half make less.
Is Putnam County, Missouri expensive?
In Putnam County, Missouri, the median home is worth about $119,500, and the typical rent is about $521 a month.
How educated are people in Putnam County, Missouri?
About 22.6% of adults age 25 and over in Putnam County, Missouri hold a bachelor's degree or higher.
What is the poverty rate in Putnam County, Missouri?
About 15.5% of people in Putnam County, Missouri live below the federal poverty line.
Has Putnam County, Missouri grown since 1990?
Yes, Putnam County, Missouri has shrunk since 1990. The population has lost about 437 residents, a change of about -9 percent over that period.
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024