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Dahlgren

A village of 504 people in Illinois
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About Dahlgren

Village in Illinois, United States
1872Established
504Population
1 sq miArea
512 ftElevation

Dahlgren is a village in Hamilton County, Illinois, United States. The population was 504 at the 2020 census. It is part of the Mount Vernon Micropolitan Statistical Area.

From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)

Town numbers

ZIP code62828
Area code618
Living in Dahlgren

Work & commute in Dahlgren

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Most working residents leave Dahlgren for work: only 4% work in town. The top destinations are Mount Vernon (22%), McLeansboro (15%) and Dahlgren (4%). Half commute less than 16 miles.

Mount Vernon
22%
McLeansboro
15%
Dahlgren
4%
Marion
3%
Census LEHD 2023 · ACSWork & commute in Dahlgren →

Health in Dahlgren

C+

Health Grade C+

Healthier than 35% of U.S. towns on seven CDC estimates.

Compared with Illinois

3better than IL·8worse

of 32 measures CDC estimates. The other 21 are too close to call.

BetterToo close to callWorse

What stands out

Care nearby

Hamilton Memorial HospitalMcleansboro · 10.9 mi · ER · rural critical access
Mt Vernon Community Hlth CenterMount Vernon · 14.9 mi · sliding-scale fees
Primary careShortage · county-wide
DentalShortage · county-wide
Mental healthShortage · county-wide
CDC PLACES 2025 · modeled estimates for adults · CDC's estimate for Dahlgren · CMS · HRSAHealth in Dahlgren →

Natural hazards in Dahlgren

65
High

Expected storm and flood damage is higher than in 65% of U.S. communities.

🏚️ Earthquakes🌊 Inland flooding🌪️ Tornadoes
FEMA National Risk Index December 2025 · OpenFEMANatural hazards in Dahlgren →

Climate in Dahlgren

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Dahlgren has chilly winters and warm summers. A typical July afternoon reaches 87°, a January night drops to 24°, and about 13 inches of snow falls in a normal winter.

43° / 26°Winter
66° / 45°Spring
86° / 65°Summer
68° / 46°Fall
NOAA U.S. Climate Normals, 1991–2020Climate in Dahlgren →

Libraries near Dahlgren

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Nearest: Mccoy Memorial LibraryMcleansboro · 10.8 miles · 33 hrs a week

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How things work in Dahlgren

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Boundary source: https://tigerweb.geo.census.gov/arcgis/rest/services/TIGERweb/Places_CouSub_ConCity_SubMCD/MapServer/18 · 2025-01-01