Dahlgren, Hamilton County, Illinois
Village in Hamilton County, Illinois · ZIP 62828
- Hamilton County
- Within Dahlgren Township
- Census data · ACS 2019-2023
- 1 public schools
- 493 (2024 estimate)Population
- 220Households
- $47,500Median household income
- $68,800Median home value
- 1Public schools
- 1ZIP codes
About Dahlgren
This page shows only what has been published about Dahlgren: Census facts with their sources first, then its businesses, jobs, events, people in public roles, housing and questions as they are added. Nothing here is written by the town government.
Town intelligenceOfficial sources, refreshed yearly
| Census | Population |
|---|---|
| 2000 | 514 |
| 2010 | 525 |
| 2020 | 504 |
As counted at each census, within the boundaries the area had then; the current estimate is in the glance card.
Sources: Census 2000 Summary File 1: total population, place level, state 17, retrieved November 14, 2026; Census 2010 Summary File 1: total population, place level, state 17, retrieved November 14, 2026; Census 2020 Redistricting Data (P.L. 94-171): total population, place level, state 17, retrieved November 14, 2026.
Median household income $47,500 · Share of households by income, American Community Survey 5-year 2019-2023, table S1901.
Source: American Community Survey 5-year subject table S1901 (household income) 2019–2023, place level, state 17, retrieved November 14, 2026.
- Owner occupied
- 177 units
- Renter occupied
- 43 units
- Vacancy rate
- 3.1%
Occupied housing units by tenure and the share of all units vacant, American Community Survey 5-year 2019-2023, table DP04.
Source: American Community Survey 5-year data profile 2019–2023, place level, state 17, retrieved November 14, 2026.
| Measure | Dahlgren | Hamilton County | Illinois |
|---|---|---|---|
| Population | 631 | 7,972 | 12,692,653 |
| Median household income | $47,500 | $61,520 | $81,702 |
| Median age | 37.3 | 43.5 | 38.9 |
| Median home value | $68,800 | $108,800 | $250,500 |
| Bachelor’s degree or higher | 7.1% | 18.5% | 37.2% |
| Foreign-born residents | 1.1% | 0.7% | 14.4% |
| Owner-occupied homes | 80.5% | 78.3% | 66.8% |
| Mean commute to work | 23.6 minutes | 26.5 minutes | 28.1 minutes |
Source: American Community Survey 5-year data profile 2019–2023, place level, state 17, retrieved November 14, 2026.
CommunityRules and moderation
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Events in DahlgrenAll events
No upcoming event is listed in Dahlgren yet. Members and businesses add events from the Events page; each is screened before it shows.
Schools
| School | Type | Grades | District |
|---|---|---|---|
| Dahlgren Elem School | Public | K–6 | Hamilton Co CUSD 10 |
Open public schools in the NCES directory for 2023–2024, placed by their listed location; private schools are not in the source. Enrollment and ratings are not shown.
Sources: NCES Common Core of Data, public school directory 2023–2024, retrieved November 14, 2026; NCES EDGE public school geocodes 2024–2025, retrieved November 14, 2026.
Frequently asked about DahlgrenPromoted from questions people asked
No question about Dahlgren has been asked often enough to publish an answer yet. Ask Dahlgren and the answer, once a person checks it, appears here.
Nearby towns
- Dahlgren TownshipTownship
- Belle RiveVillage
- Pendleton TownshipTownship
- Moores Prairie TownshipTownship
- OpdykeCensus designated place
- Knight Prairie TownshipTownship
- Four Mile TownshipTownship
- BlufordVillage
- South Crouch TownshipTownship
Other towns in Hamilton County
- Beaver Creek TownshipTownship
- BroughtonVillage
- Crook TownshipTownship
- Crouch TownshipTownship
- Dahlgren TownshipTownship
- Flannigan TownshipTownship
- Knight Prairie TownshipTownship
- MacedoniaVillage
- Mayberry TownshipTownship
Other places named Dahlgren in Illinois
- Dahlgren TownshipTownship