Sparta
Sparta has notably lower household income than the US average, with a median household income of $52,188. Population has declined 9% since 2000. 19% 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 $111,200. The poverty rate of 24.4% is well above the national figure. Households here earn about 37% less than the Illinois median.
Population & growth
PEP 2025 EST:4,022 residents (Census Bureau Vintage 2025, released March 2026)
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Education
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People & community
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How many people live in Sparta, Illinois?
Sparta, Illinois has about 4,068 residents according to the 2024 American Community Survey.
What is the median household income in Sparta, Illinois?
The typical household in Sparta, Illinois earns about $52,188 a year. Half of households make more than that, and half make less.
Is Sparta, Illinois expensive?
In Sparta, Illinois, the median home is worth about $111,200, and the typical rent is about $762 a month.
How educated are people in Sparta, Illinois?
About 18.7% of adults age 25 and over in Sparta, Illinois hold a bachelor's degree or higher.
What is the poverty rate in Sparta, Illinois?
About 24.4% of people in Sparta, Illinois live below the federal poverty line.
Has Sparta, Illinois grown since 1990?
Yes, Sparta, Illinois has shrunk since 1990. The population has lost about 785 residents, a change of about -16 percent over that period.
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024