Explore Marble Rock, Iowa, with this interactive street and satellite map.
| City | Marble Rock |
| State | Iowa (IA) |
| County | Floyd County |
| Country | United States of America |
| Timezone | Central Time (America/Chicago) |
| Latitude | 42.965249 |
| Longitude | -92.868528 |
| Population | 271 |
| Density | 125.8 /km² |
| Incorporated | Yes |
| ZIP Code | 50653 |
| Area Code | 319 |
| County Seat | Charles City |
| School District | Rudd-Rockford-Marble Rock Community School District |
Marble Rock anchors itself to the quiet, persistent curve of the Shell Rock River, where the water glides over limestone shelves with a low, rhythmic murmur that defines the local cadence. It lies 21.2 miles southeast of Mason City, IA (from Mason City, IA: bearing 128°T), and is situated 12.1 miles southwest of Charles City. The landscape surrounding Marble Rock unfolds in a vast, measured geometry of tilled soil, where the dark, rich earth of the plains meets a horizon unbroken by anything as dramatic as a peak, though the distant elevation of Fort Sumter Rock provides a faint, suggestive ripple against the sky. Sunlight here possesses a particular clarity, catching the pale, weathered limestone that gives the locale its name and casting long, golden shadows across the fields of corn and soybeans that stretch toward the horizon. A mile away, the quiet woods of Ackley Creek Park offer a refuge of dense shade and tangled undergrowth, a stark, wild contrast to the orderly, sun-drenched rows of the surrounding agricultural expanse.
Pioneers arrived in the mid-nineteenth century to harness the power of the Shell Rock River, establishing mills that would eventually give way to the steady, quiet industry of a regional farming hub. The economy of Marble Rock remains deeply tethered to the cycles of the seasons, reflecting a heritage of German and Scandinavian settlers who valued a sturdy, literate civility and a disciplined approach to the land. While the pace of life remains slow, marked by the changing colors of the crops and the migration of birds through the nearby trees, there is a persistent, underlying industriousness in how the residents manage their trade and maintain their homes. The atmosphere is one of deliberate calm, where the history of the settlement is felt not in grand monuments, but in the enduring, unpretentious quality of the architecture and the neighborly recognition that persists even as the modern world turns faster elsewhere.
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This page provides an embedded street and satellite map of Marble Rock, Iowa. Coordinates: 42.965249, -92.868528. 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 Marble Rock includes the ZIP code (50653), telephone area code (319), county seat of Floyd County (Charles City), and school district assignment (Rudd-Rockford-Marble Rock 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. |