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Thornburg Iowa Map

Explore Thornburg, Iowa, with this interactive street and satellite map.

Interactive Map of Thornburg, Iowa

CityThornburg
StateIowa (IA)
CountyKeokuk County
CountryUnited States of America
TimezoneCentral Time (America/Chicago)
Latitude41.454729
Longitude-92.335739
Population45
Density87.3 /km²
IncorporatedYes
ZIP Code50255
Area Code515
County SeatSigourney
School DistrictTri-County Community School District

About Thornburg, Iowa

Thornburg is a locality in Keokuk County, Iowa, United States. It is a small community with a population of 45. The population density is 87.3 people per km². Thornburg is located at 41.4547°N, 92.3357°W. It observes the Central Time (America/Chicago) timezone. Thornburg is an incorporated locality. ZIP code: 50255.

Thornburg occupies a quiet expanse of the Iowa prairie where the horizon stretches wide, defined by the rhythmic geometry of tilled fields and the deep, fertile soil of the plains. It lies 19.4 miles northeast of Oskaloosa, IA (from Oskaloosa, IA: bearing 56°T), and is situated 30.3 miles north of Ottumwa. The landscape surrounding Thornburg is characterized by an unshowy, rolling topography that catches the slanted, amber light of late afternoon, casting long shadows across the rows of corn and soybeans. A mile away, Smith Creek traces a slow, meandering path through the earth, its banks providing a subtle change in texture to the otherwise vast agricultural grid. Beyond the immediate reach of the town, the Hawthorn Lake Wildlife Management Area offers a sanctuary of tall grasses and native flora, five miles distant, serving as a reminder of the wilder, uncultivated character that once dominated this interior expanse.

Thornburg retains the steady, deliberate pace of a place built upon the labor of the soil and the quiet endurance of its residents. The local economy remains tethered to the cycles of the seasons, with the seasonal pulse of harvest and planting dictating the rhythm of daily life. While Lake Ponderosa lies fifteen miles away as a destination for those seeking a change of scenery, the heart of Thornburg resides in its enduring heritage and the modest, literate civility of its inhabitants. There is a particular beauty in the way the town functions without fanfare, its history written in the sturdy architecture of its buildings and the persistent, quiet focus of a community that has quietly adapted to the changing demands of the modern agricultural world.

Nearby Outdoor Places

  • What Cheer Brick School Museum (Museum) — 3.9 mi, 192° S
  • Hawthorn Lake Wildlife Management Area (State Conservation Area) — 5.3 mi, 290° W
  • Yen-Rou-Gis Park (Local Park) — 8.5 mi, 127° SE
  • Deep River Timber Wildlife Area (Local Conservation Area) — 8.7 mi, 357° N
  • Belva Deer Recreation Area (Local Park) — 9.7 mi, 111° E
  • Hayesville Bend Wildlife Management Area (State Conservation Area) — 12.9 mi, 176° S
  • Dumonts' Museum of Dreamworld Collectibles (Museum) — 13.1 mi, 149° SE
  • Fox Forest Wildlife Area (Local Conservation Area) — 13.7 mi, 307° NW
  • English Valley History Center (Museum) — 14.0 mi, 073° E
  • Lake Keomah State Park (State Park) — 14.9 mi, 224° SW
  • South Skunk River Access (State Recreation Area) — 16.6 mi, 156° SE
  • Nelson Pioneer Farm Museum (Museum) — 17.1 mi, 240° SW
  • Chief Mahaska Statue (Monument) — 19.4 mi, 235° SW
  • The Morgan Cabin (Monument) — 20.2 mi, 235° SW
  • Amphitheatre (Theatre) — 20.5 mi, 235° SW
  • Wagaman Mill Museum (Museum) — 24.7 mi, 291° W
  • Mahaska Care Facility Memorial (Monument) — 25.2 mi, 242° SW
  • Port Louisa National Wildlife Refuge (National Wildlife Refuge) — 26.6 mi, 012° N · 24k acres
  • Iowa River Corridor Wildlife Management Area (State Recreation Area) — 27.3 mi, 015° N
  • Van Wyk Winery (Historic Castle / Fort) — 27.7 mi, 288° W
  • Lake Darling State Park (State Park) — 28.3 mi, 130° SE
  • Saint John Auditorium (Theatre) — 28.5 mi, 186° S
  • Jacob Krumm East Access (Nature Reserve) — 28.8 mi, 307° NW
  • Jacob Krumm Ahrens Access (Nature Reserve) — 29.0 mi, 307° NW
  • Klokkenspel (Attraction) — 30.2 mi, 264° W
  • Cox-Snow Music Center (Arts Centre) — 30.5 mi, 263° W
  • Ron and Joyce Schipper Stadium (Stadium) — 30.9 mi, 264° W
  • Michele Maring Miller Art Gallery (Gallery) — 33.8 mi, 045° NE
  • The Art House (Public Artwork) — 36.7 mi, 149° SE
  • Neal Smith National Wildlife Refuge (National Wildlife Refuge) — 47.2 mi, 278° W · 12k acres

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About This Thornburg Map Page

This page provides an embedded street and satellite map of Thornburg, Iowa. Coordinates: 41.454729, -92.335739. 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 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).

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 generatedAugust 2026
Location dataSimpleMaps US Cities Database; coordinates matched to USGS GNIS definitive data
Wikipedia validationArticle content matched to USGS GNIS coordinates via Wikipedia geosearch API.