Diagonal, 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 Diagonal, Ringgold County.
| City | Diagonal |
| State | Iowa (IA) |
| County | Ringgold |
| Country | United States of America |
| Timezone | Central Time (America/Chicago) |
| Latitude | 40.809435 |
| Longitude | -94.342179 |
| Population | 454 |
| Density | 203.4 /km² |
| Incorporated | N/A |
| ZIP Code(s) | 50845 |
| Area Code | 319 |
| County Seat | Mount Ayr |
| School District | Diagonal Community School District |
Diagonal is a locality in Ringgold County, Iowa, United States. It is a small community with a population of 454. The population density is 203.4 people per km². Diagonal is located at 40.8094°N, 94.3422°W. It observes the Central Time (America/Chicago) timezone. ZIP code: 50845.
Diagonal, Iowa, is a place where the land itself seems to breathe, a quiet expanse of rolling fields that stretch out under a sky so vast it feels like a tangible presence. It lies 60.3 miles south-south-west of Waukee, IA (from Waukee, IA: bearing 203°T), and is situated 8.6 miles north-west of Mount Ayr. The terrain here is a gentle, undulating landscape, the rich, dark earth a deep velvet under the sun's persistent gaze. Here and there, stands of mature oak and maple trees punctuate the horizon, their leaves a vibrant emerald in the summer and a riot of flame in the autumn, offering dappled shade to the winding country roads. The air, especially in the early morning or late afternoon, carries a clean, earthy scent, a perfume of soil and growing things, and the silence is broken only by the whisper of the wind through the cornstalks or the distant lowing of cattle. The history of Diagonal is deeply intertwined with the agricultural spirit of Ringgold County, a testament to the enduring strength of those who have worked this land for generations. Originally platted in the late 19th century, its very name hints at its unique positioning relative to the railroad lines that once crisscrossed the region, a deliberate placement designed for efficient transport of grain and livestock. The local economy, then and now, is rooted in the fertile soil, with corn and soybeans forming the backbone of its agricultural output. While the railroad’s influence has waned, the character of Diagonal remains that of a place where hard work and community are valued above all else, where the pace of life is dictated by the seasons and the needs of the farm, and where the quiet dignity of rural existence continues to thrive.
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This page provides an interactive Google map of Diagonal, 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 Diagonal and Ringgold County.
Detailed location data for Diagonal includes the ZIP code (50845), telephone area code (319), county seat of Ringgold County (Mount Ayr), and school district assignment (Diagonal 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 Diagonal 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. |