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St. Peter, Illinois

Village · Population 312 · #995 in Illinois

About St. Peter

St. Peter, IL is a tiny community located in southern Illinois counting 312 people who proudly call it home.

St. Peter holds the status of an incorporated village, one of the most intimate forms of local government in America. The community covers 0.52 square miles, giving it a balanced suburban layout with room to breathe at roughly 600 residents per square mile.

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Live headlines via Google News — updates through the day.

What Makes St. Peter Unique

  • Positioned in southern Illinois, convenient to the region's corridors and crossings.
  • Part of the fabric of Illinois — one of 1,461 recognized communities statewide.

Why People Love It Here

  • Quiet streets and a slower rhythm — the kind of place people move to on purpose.
  • Cost of living typically runs below the big-metro average.
  • Well connected: 3+ neighboring communities within 8 miles.

⚡ Quick Facts

TypeVillage
Population (2024)312
Rank in state#995 of 1,294
Land area0.52 sq mi
Density600/sq mi
Coordinates38.8676, -88.8504

🗺️ Map of St. Peter