Explore Irwin, Iowa, with this interactive street and satellite map.
| City | Irwin |
| State | Iowa (IA) |
| County | Shelby County |
| Country | United States of America |
| Timezone | Central Time (America/Chicago) |
| Latitude | 41.791654 |
| Longitude | -95.205829 |
| Population | 319 |
| Density | 210.5 /km² |
| Incorporated | Yes |
| ZIP Code | 51446 |
| Area Code | 563 |
| County Seat | Harlan |
| School District | IKM-Manning Community School District |
Irwin occupies a quiet hollow where the West Nishnabotna River carves a subtle, winding path through the heavy, dark soil of the Iowa plains. It lies 25.7 miles southwest of Carroll, IA (from Carroll, IA: bearing 223°T), and is situated 17.4 miles south-southeast of Denison. The landscape here is defined by the steady, rhythmic expansion of tilled fields that stretch toward the horizon, punctuated only by the occasional stand of timber and the soft, expansive sky that seems to press down with a peculiar, luminous clarity during the late afternoon. A mile to the north, the Upper'nish' Habitat Area offers a reprieve from the regimented rows of corn and soybeans, providing a sanctuary of wild grasses and brush where the wind catches with a low, dry whistle. The earth here feels ancient and patient, a deep, fertile loam that dictates the slow, deliberate pace of the days and the way the light catches the metallic glint of silos against a bruised, purple twilight.
Generations of families have organized their lives around the seasonal cadence of the harvest, anchoring Irwin to an economic rhythm dictated by the demands of the soil and the fluctuating global appetite for grain. The town carries the quiet marks of its Scandinavian and German roots in the pragmatic architecture of its storefronts and the unshowy, literate civility of its residents, who prefer the steady work of the seasons to the noise of the modern world. Those who seek a longer view of the terrain often head three miles out to the Upper Nish Habitat Trail, where the elevation offers a vantage point over the vast, productive grid of the region. Even when the air turns sharp and the fields lie fallow under a dusting of frost, the presence of the West Nishnabotna River remains a constant, silent witness to the enduring, matter-of-fact persistence of life in this corner of the state.
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This page provides an embedded street and satellite map of Irwin, Iowa. Coordinates: 41.791654, -95.205829. 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 Irwin includes the ZIP code (51446), telephone area code (563), county seat of Shelby County (Harlan), and school district assignment (IKM-Manning 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 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. |