Explore Troy Grove, Illinois, with this interactive street and satellite map.
| City | Troy Grove |
| State | Illinois (IL) |
| County | LaSalle County |
| Country | United States of America |
| Timezone | Central Time (America/Chicago) |
| Latitude | 41.467811 |
| Longitude | -89.083138 |
| Population | 225 |
| Density | 126.5 /km² |
| Incorporated | Yes |
| ZIP Code | 61372 |
| Area Code | 815 |
| County Seat | Ottawa |
| School District | Mendota Community Consolidated School District 289 |
Troy Grove occupies a quiet expanse of the Illinois prairie where the ground stretches out in long, flattened lines toward the horizon. It lies 15.1 miles northwest of Ottawa, IL (from Ottawa, IL: bearing 304°T), and is situated 10.0 miles north-northeast of Peru. The Little Vermilion River cuts a persistent, winding path through the local terrain, its waters carving subtle depth into the earth before moving onward. To the east, the land holds a stillness that suggests the weight of ancient glaciers, while the sky above Troy Grove shifts in color from a pale, bruised violet at dawn to the deep, heavy indigo of an approaching storm. In the distance, the faint, hazy silhouette of High Ridge offers a singular vertical interruption to the otherwise unbroken reach of the plains.
History remains embedded in the soil of Troy Grove, which serves as the birthplace of Wild Bill Hickok, a legacy that lingers in the quietude of the local streets. Agriculture dominates the surrounding landscape, with the seasonal cycle of corn and soybeans dictating the pace of life and the movement of heavy machinery through the countryside. Residents often look toward Blackstone Park for a connection to the natural world, or travel the short distance toward the unique geological formations of Saint Louis Canyon to observe the layered stone. Even with Lake Mendota lying seven miles away, the character of the place remains firmly tethered to the deep, fertile loam and the steady, unpretentious industry of the Midwestern interior.
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This page provides an embedded street and satellite map of Troy Grove, Illinois. Coordinates: 41.467811, -89.083138. Live weather conditions are sourced directly from the National Weather Service. Real-time local and world news feeds keep the page current.
Detailed location data for Troy Grove includes the ZIP code (61372), telephone area code (815), county seat of LaSalle County (Ottawa), and school district assignment (Mendota Community Consolidated School District 289).
Location data is drawn from the USGS Geographic Names Information System (GNIS) and cross-verified against 2020 US Census records by coordinate proximity. Population figures are sourced from the 2020 US Census.
| Page generated | August 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. |