Henry, Illinois — interactive Google street map, satellite and terrain views, Street View, live National Weather Service conditions and 7-day forecasts, real-time local and world news, and an editorial description of Henry, Marshall County.
| City | Henry |
| State | Illinois (IL) |
| County | Marshall |
| Country | United States of America |
| Timezone | Central Time (America/Chicago) |
| Latitude | 41.111425 |
| Longitude | -89.356478 |
| Population | 2,441 |
| Density | 532.4 /km² |
| Incorporated | N/A |
| ZIP Code(s) | 61537 |
| Area Code | 815 |
| County Seat | Lacon |
| School District | Henry-Senachwine Consolidated Unit School District 5 |
Henry is a locality in Marshall County, Illinois, United States. It has a population of approximately 2,441. The population density is 532.4 people per km². Henry is located at 41.1114°N, 89.3565°W. It observes the Central Time (America/Chicago) timezone. ZIP code: 61537.
Henry unfurls along the broad, muscular curve of the Illinois River, a place where the land, a rich, dark loam, rolls gently away from the water's edge, hinting at the vast agricultural heartland it serves. It lies 31.3 miles north-north-east of Peoria, IL (from Peoria, IL: bearing 23°T), and is situated 6.6 miles north-north-east of Lacon. The sky here is an expansive canvas, often painted with the dramatic brushstrokes of prairie thunderstorms or the soft, diffused light of a Midwestern dawn, casting long shadows across fields of corn and soybeans that stretch to the horizon. Cottonwood trees, their leaves a shimmering silver-green in the breeze, line the riverbanks, their roots anchoring the soil against the slow, steady pull of the current, a constant reminder of the waterway's presence. The air itself carries a subtle scent of damp earth and ripening grain, a perfume unique to this particular stretch of river valley. This stretch of the Illinois River has long been a vital artery, shaping the fortunes of Henry since its beginnings. The town's economy, once tethered to the river's steamboat traffic and the grain trade it facilitated, has evolved but retains a deep connection to its agricultural roots, with local elevators still humming with the activity of harvest seasons. The legacy of the river is etched into the very character of Henry, evident in the sturdy, unpretentious architecture of its downtown buildings and the quiet pride of its residents. It’s a place where the rhythm of the seasons dictates the pace of life, and the river, a constant, flowing presence, serves as both a historic path and a source of enduring beauty.
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This page provides an interactive Google map of Henry, Illinois with street, satellite and terrain views and integrated Street View imagery. Live weather conditions are sourced directly from the National Weather Service, with current observations and a 7-day forecast also powered by Open-Meteo. Real-time local news and world news feeds keep the page current, while a Wikipedia summary or an editorially written description provides background on Henry and Marshall County.
Detailed location data for Henry includes the ZIP code (61537), telephone area code (815), county seat of Marshall County (Lacon), and school district assignment (Henry-Senachwine Consolidated Unit School District 5). These are among the most commonly searched location details for any US city or town.
Location data is drawn from the USGS Geographic Names Information System (GNIS) and cross-verified against 2020 US Census records by coordinate proximity — ensuring the correct Henry is identified even where the name is shared across multiple counties or states. Population figures are sourced from the 2020 US Census.
| Page generated | June 2026 |
| Location data | SimpleMaps US Cities Database; coordinates matched to USGS GNIS definitive data |
| Wikipedia validation | Article content matched to USGS GNIS coordinates via Wikipedia geosearch API. Location verified by proximity — not name matching alone. |