Williamsfield, 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 Williamsfield, Knox County.
| City | Williamsfield |
| State | Illinois (IL) |
| County | Knox |
| Country | United States of America |
| Timezone | Central Time (America/Chicago) |
| Latitude | 40.922537 |
| Longitude | -90.014558 |
| Population | 531 |
| Density | 156.8 /km² |
| Incorporated | N/A |
| ZIP Code(s) | 61489 |
| Area Code | 815 |
| County Seat | Galesburg |
| School District | Williamsfield Community Unit School District 210 |
Williamsfield is a locality in Knox County, Illinois, United States. It is a small community with a population of 531. The population density is 156.8 people per km². Williamsfield is located at 40.9225°N, 90.0146°W. It observes the Central Time (America/Chicago) timezone. ZIP code: 61489.
Williamsfield rests in a landscape of rolling farmland, where fields of corn and soybeans stretch toward a horizon often softened by a haze of summer heat. It lies 18.7 miles east of Galesburg, IL (from Galesburg, IL: bearing 95°T), and is situated 7.4 miles east-south-east of Oak Run. The land here is a testament to the persistent work of generations, a quilt of cultivated earth stitched with hedgerows and punctuated by stands of oak and maple. The air, especially in the late afternoon when the sun begins its descent, carries the faint, sweet scent of ripening grain and the earthy perfume of damp soil after a recent shower. The sky above Williamsfield is vast, an ever-changing canvas that dictates the mood of the day, from the crisp, clear blue of autumn to the bruised, heavy gray of an approaching winter storm. Williamsfield's story is deeply entwined with the agricultural heritage of this part of Illinois, a place where farming has long been the lifeblood of the community. The town itself emerged from the fertile prairie, its growth spurred by the railroad that once brought goods and travelers through its heart. While the agricultural rhythm continues, the local economy has diversified, with small businesses and service industries supporting the residents. There are no grand monuments here, but the quiet dignity of the weathered barns and the sturdy brick buildings along the main street speak of endurance and a practical, no-nonsense spirit. The people of Williamsfield, like the land they tend, are grounded and unpretentious, their lives shaped by the seasons and the enduring strength of community ties.
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This page provides an interactive Google map of Williamsfield, 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 Williamsfield and Knox County.
Detailed location data for Williamsfield includes the ZIP code (61489), telephone area code (815), county seat of Knox County (Galesburg), and school district assignment (Williamsfield Community Unit School District 210). 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 Williamsfield 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. |