Dayton, Henry County
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| City | Dayton |
| State | Illinois (IL) |
| County | Henry |
| Country | United States of America |
| Timezone | Central Time (America/Chicago) |
| Latitude | 41.489201 |
| Longitude | -90.321515 |
| Density | N/A /km² |
| Incorporated | N/A |
| ZIP Code(s) | 61241, 61350 |
| Area Code | 847, 224, 815 |
| County Seat | Cambridge |
| School District | Ottawa Township High School District 140 |
Dayton is a locality in Henry County, Illinois, United States. Dayton is located at 41.4892°N, 90.3215°W. It observes the Central Time (America/Chicago) timezone. ZIP code: 61350.
Dayton rests in a broad, gently rolling landscape where the cultivated fields, a patchwork of greens and golds under the vast Illinois sky, meet the low, wooded bluffs that hug the banks of the Green River. It lies 10.1 miles east of Moline, IL (from Moline, IL: bearing 97°T), and is situated 6.4 miles east of East Moline. The air here carries the clean, earthy scent of tilled soil and the distant, sweet perfume of ripening corn, a fragrance that deepens with the late afternoon sun. The houses, mostly modest and well-kept, seem to lean into the quiet streets, their porches ready for the slow unwinding of evening. A scattering of mature oaks and maples, their branches reaching wide, offers dappled shade, and in the hushed moments before dusk, one can almost hear the land breathing, a slow, steady exhalation that has marked the passing of seasons for generations. The history of Dayton is tied to the fertile soil and the steady flow of the Green River, a lifeline for early settlers who saw in this region the promise of agricultural prosperity. The town’s economy has long been anchored by farming, with generations of families cultivating the rich prairie land, a tradition that continues to shape the character of Dayton. While industry has ebbed and flowed, the enduring connection to the land remains. Looking out across the fields, one can imagine the quiet industry of days past – the creak of wagons, the murmur of conversations at the general store, the steady rhythm of life dictated by the sun and the seasons. Though not a place of grand pronouncements, Dayton holds a subtle dignity, a quiet testament to resilience and the enduring strength found in simple, honest work.
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This page provides an embedded street and satellite map of Dayton, Illinois — switch between views using the small square in the bottom left-hand corner of the map. Coordinates: 41.489201, -90.321515. 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 Dayton and Henry County.
Detailed location data for Dayton includes the ZIP code (61241), telephone area code (847, 224, 815), county seat of Henry County (Cambridge), and school district assignment (Ottawa Township High School District 140). 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 Dayton is identified even where the name is shared across multiple counties or states. Population figures are sourced from the 2020 US Census.
| Page generated | July 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. |