LaconIL
A town of 1,916.
88% of working residents leave Lacon for work
Where Lacon’s working residents go each day. Line width shows the share.
Census LEHD 2023
Lacon’s report card
Now in Lacon
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The data
Ordered by what stands out in Lacon. Another town gets a different order.
About one in eight working residents works right in Lacon
Most working residents leave Lacon for work: only 12% work in town. The top destinations are Peoria (16%), Toluca (2%) and Chillicothe (2%). Half commute less than 24 miles.
Where working residents work
Four seasons, pleasant summers
Lacon has chilly winters and warm summers. A typical July afternoon reaches 86°, a January night drops to 16°, and about 25 inches of snow falls in a normal winter.
Typical low → high °F
Crime reported in Lacon
Lacon's reported crime rate is well below Illinois's. Most reported incidents are property crimes. Violent crime is rare: 2 reported in 2025.
Violent crime per 1,000 residents
Property crime per 1,000 residents
5.6% of Lacon is conserved land
0.3 miles of trails across 3 parks and preserves.
| Biggest places to walk | Trails | Acres |
|---|---|---|
| 1. Marshall State Fish and Wildlife Area | — | 42 |
| 2. Johnson's Grove Park | — | 20 |
| 3. Lacon Park | — | 2 |
Healthier than 48% of U.S. towns
Lacon beats the Illinois average on 6 of 32 CDC measures and trails it on 7.
| What stands out | Lacon | IL |
|---|---|---|
| Fewer uninsured adults | 7.4% | 9.9% |
| Fewer adults facing housing insecurity | 9.9% | 13.2% |
| More adults with COPD | 8.9% | 6.3% |
Moderate risk, with inland flooding at the top
Expected storm and flood damage is higher than in 52% of U.S. communities.
Homes in Lacon sell for about $210K
The median sale price was $210,000 in May 2026.
About Lacon
City in Illinois, United States
Lacon is a city in and the county seat of Marshall County, Illinois, United States. It is part of the Peoria metropolitan area. The population was 1,878 at the 2020 census, down from 1,937 in 2010.
From Wikipedia, licensed CC BY-SA 4.0 · facts via Wikidata (CC0)
- Population
- 1,878
- Area
- 1.6 sq mi
- Elevation
- 486 ft
- ZIP code
- 61540
- Area code
- 309