Thornburg, Iowa — 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 Thornburg, Keokuk County.
| City | Thornburg |
| State | Iowa (IA) |
| County | Keokuk |
| Country | United States of America |
| Timezone | Central Time (America/Chicago) |
| Latitude | 41.454729 |
| Longitude | -92.335739 |
| Population | 55 |
| Density | 45.4 /km² |
| Incorporated | N/A |
| ZIP Code(s) | 50255 |
| Area Code | 515 |
| County Seat | Sigourney |
| School District | Tri-County Community School District |
Thornburg is a locality in Keokuk County, Iowa, United States. It is a small community with a population of 55. The population density is 45.4 people per km². Thornburg is located at 41.4547°N, 92.3357°W. It observes the Central Time (America/Chicago) timezone. ZIP code: 50255.
Thornburg sits where the land begins to hint at the wider Iowa prairie, a gentle swell of cultivated fields under a sky that often feels impossibly vast. It lies 30.3 miles north of Ottumwa, IA (from Ottumwa, IA: bearing 7°T), and is situated 3.8 miles north-north-east of What Cheer. The soil here, a rich, dark loam, is the undisputed king, supporting rows of corn and soybeans that stretch to horizons broken only by the stoic silhouettes of farmhouses and the occasional cluster of windbreak trees. The air itself carries the scent of turned earth and, in the heat of summer, the sweet perfume of ripening crops, a constant reminder of the land's generous, if sometimes demanding, nature. Even the small creeks that thread through the landscape seem to move with a deliberate, unhurried grace, their banks softened by wild grasses and the persistent whisper of the wind. The story of Thornburg is deeply entwined with the agricultural backbone of Keokuk County, a place where the rhythm of planting and harvest dictates the pulse of daily life. Its founding, like many Iowa settlements, was spurred by the promise of fertile ground and the westward expansion that drew families seeking their own piece of the American dream. While no grand monuments mark its past, the enduring presence of family farms, some generations old, speaks volumes of resilience and a deep connection to the land. The local economy, though modest, thrives on the bounty of its fields, with grain elevators standing as quiet sentinels of its prosperity, processing the crops that feed not just the immediate community but a wider world. A quiet pride emanates from this steadfastness, a characteristic deeply rooted in the practical, hardworking spirit of Thornburg.
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This page provides an interactive Google map of Thornburg, Iowa 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 Thornburg and Keokuk County.
Detailed location data for Thornburg includes the ZIP code (50255), telephone area code (515), county seat of Keokuk County (Sigourney), and school district assignment (Tri-County Community School District). 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 Thornburg 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. |