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Plymouth County, Iowa Map

Explore Plymouth County, Iowa with this interactive street and satellite map. Browse all 11 cities and towns in Plymouth County below.

Interactive Map of Plymouth County, Iowa

CountyPlymouth
StateIowa (IA)
County SeatLe Mars
CountryUnited States of America
Latitude42.777289
Longitude-96.240378
Cities & Towns11
Area Codes515, 563

About Plymouth County, Iowa

Plymouth County unfolds across the northwestern reaches of Iowa, a landscape predominantly shaped by the generous sweep of agricultural endeavor. Here, the land, a canvas of deep, fertile soil, yields annually to the patient cultivation of corn and soybeans, their verdant or golden hues painting the horizon in broad strokes. To the west, the land begins to gather itself, rising into the distinctive, wind-sculpted formations of the Loess Hills, a geological marvel born from ancient wind-blown sediment. These subtle elevations, far from dramatic, lend a unique character to the western edge, offering a quiet counterpoint to the vast, flat expanses common elsewhere. The Floyd River, a slender but vital artery, meanders through the county, its course dictating the placement of many a prairie-river town, its banks often lined with the venerable cottonwoods and elms that have witnessed generations of life. Neighboring counties share in this agrarian character, forming a contiguous belt of productive farmland that defines this corner of the American heartland.

The settlement of Plymouth County, like much of this region, traces its roots to the mid-19th century, when hardy pioneers, drawn by the promise of fertile soil and westward expansion, began to stake their claims. These early arrivals, a mix of those seeking land to till and those drawn by the burgeoning opportunities of commerce, laid the foundations of the communities that endure today. The establishment of the county seat proved a significant early episode, with Le Mars ultimately emerging as the central hub. Its selection and subsequent development were influenced by factors common to the era: accessibility, proximity to natural resources, and the collective ambition of its founders. The county, organized in 1851, became a place where German and Scandinavian immigrants, among others, brought their traditions, their work ethic, and a quiet, literate civility that continues to inform the character of its neighborhoods.

The economy of Plymouth County remains deeply entwined with its agricultural heritage. The rhythm of the seasons dictates the pulse of its towns, from the planting in spring to the harvest in autumn, a cycle that sustains both the land and its people. Beyond the fields, a spirit of industriousness can be observed in the local businesses and enterprises that serve the surrounding communities. Le Mars, the county seat, stands as a central point, its downtown streets a testament to decades of commerce and community life, where the quality of light at dusk often casts a warm, golden glow on the brick facades. Other localities, each with its own distinct character, contribute to the county's overall identity: Akron, with its proximity to the Missouri River valley; Merrill, a hub for its agricultural surroundings; and Remsen, a community shaped by its long-standing heritage. In these places, one finds an unshowy pragmatism, a grounded way of life that values hard work and neighborly connection, a true reflection of Plymouth County.

Cities and Towns in Plymouth County

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About This Plymouth County Map Page

This page provides an interactive map of Plymouth County, Iowa alongside links to detailed street maps for 11 cities and towns. The county seat is Le Mars. Each city and town map page includes live weather, local news and precise GPS coordinates.

Location data is sourced from the USGS GNIS database and verified by coordinates, not name matching alone.

Page generatedJune 2026
Location dataUSGS GNIS database; coordinates matched to 2020 US Census records