Dahlgren, Illinois

About Dahlgren

Dahlgren, IL is a tiny community located in southern Illinois with an estimated population of 493.

Officially, Dahlgren is an incorporated village, one of the most intimate forms of local government in America. The community covers 1.02 square miles, giving it wide-open spaces and a spread-out, rural feel at roughly 483 residents per square mile.

📰 Dahlgren News Today

• Larry Thomas “Tom” Hart, 74, of Dahlgren wfiwradio.com · Jun 1
• James David Cross - WRUL-FM WRUL-FM · Feb 5
• William "Bill" Cross Obituary | Gholson Funeral Home | McLeansboro, IL Tribute Archive · Jun 19
• Jefferson County Sheriff’s Deputies Make Arrest in Murder Case southernillinoisnow.com · Feb 2
• Gaila Tyne Obituary (1940 - 2026) - Streator, IL - My Web Times Legacy obituary · Mar 21

Live headlines via Google News — updates through the day.

What Makes Dahlgren 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.
• Housing dollars stretch further here than in the nearest metro.
• Well connected: 3+ neighboring communities within 8 miles.

🏫 Schools in Dahlgren

• Dahlgren Elem School

Public schools, U.S. Dept. of Education (NCES) 2023–24 directory.

⚡ Quick Facts

🗺️ Map of Dahlgren

🏘️ Nearby Communities