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St. Peter, IL

Population
315
U.S. Census Population Estimates Program · 2025
Elevation
597 ft
Median Home Value
$99,600
U.S. Census American Community Survey 5-Year · 2024
Median Rent
$650/mo
U.S. Census American Community Survey 5-Year · 2024
Median Income
$63,500
U.S. Census American Community Survey 5-Year · 2024

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St. Peter in context.

OverallBest places in IllinoisPopulation rankingHighest population places in IllinoisNearest larger communityEffingham, Illinois24 miles away · 12,406 residents.

About St. Peter

St. Peter or Saint Peter is a village in Fayette County, Illinois, United States. The 2020 census counted 322 residents. St. Peter is located in southeastern Fayette County. The short version is that St. Peter carries an earlier story into the places people know and use now. That is the local read on St. Peter: its past remains attached to the places people use now.

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Highest current ratings for this town.

Lower County Wildfire Hazard Potential ClassA+100.0ratingLower Projected Late-Century County-Area Exposure to Sea-Level RiseA+100.0ratingLow PopulationA+100.0rating

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