St. Peters
St. Peters is wealthier than most US places, with a median household income of $91,637. Population has grown 15% since 2000. Median home value has more than doubled since 2000, reaching $269,900. Poverty is rare here, at 5.6% of residents. It sits in the top 10% of US cities for household income. Households here earn about 30% more than the Missouri median.
Population & growth
PEP 2025 EST:61,479 residents (Census Bureau Vintage 2025, released March 2026)
Income & economy
Housing
Race & ethnicity
Education
Commute & transportation
Work & employment
People & community
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How many people live in St. Peters, Missouri?
St. Peters, Missouri has about 59,092 residents according to the 2024 American Community Survey.
What is the median household income in St. Peters, Missouri?
The typical household in St. Peters, Missouri earns about $91,637 a year. Half of households make more than that, and half make less.
Is St. Peters, Missouri expensive?
In St. Peters, Missouri, the median home is worth about $269,900, and the typical rent is about $1,321 a month.
How educated are people in St. Peters, Missouri?
About 39.2% of adults age 25 and over in St. Peters, Missouri hold a bachelor's degree or higher.
What is the poverty rate in St. Peters, Missouri?
About 5.6% of people in St. Peters, Missouri live below the federal poverty line.
Has St. Peters, Missouri grown since 1990?
Yes, St. Peters, Missouri has grown since 1990. The population has added about 13,313 residents, a change of about 29 percent over that period.
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DATA: US CENSUS BUREAU ACS 5-YEAR + DECENNIAL CENSUS · UPDATED 2024