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Old Maps of Le Mars, Iowa for Genealogy

Trace your family roots with 18 historic maps of Le Mars. These high-res maps reveal old neighborhoods, homesites, landmarks, and streets — helping you uncover where your ancestors lived and how the area evolved over time.

  • Explore historic neighborhoods: Identify where your relatives may have lived in the 1800s or 1900s.
  • Compare maps over time: Trace the changes in streets, buildings, and landmarks for multi-generational research.
  • Perfect for genealogy & ancestry research: Used by family historians and researchers to map out lineage and migration.

These maps are an incredible resource for exploring your personal connection to Le Mars's past.

Le Mars, IA maps

(18)
  1. 1955 Map of Sioux City, 1959 Print
    1955 Map of Sioux City, 1959 Print
    1955 Sioux City
    1959 Print · USGS
    The Missouri River valley in the mid-fifties is captured here during a time of major engineering and social transition. Genealogists and historians can trace the foundations of Gavins Point Dam, tribal boundaries on the Santee Sioux Indian Reservation, and local landmarks like the Norfolk State Hospital.
    4 unique versions available
  4. 1958 Map of Sioux City
    1958 Map of Sioux City
    1958 Sioux City
    1958 Print · USGS
    The Missouri River valley in the late fifties was a bustling intersection of tribal lands, rail corridors, and river towns. Genealogists can trace family roots through specific rural sites like Daisy Valley School, St Johns Church and School, and Yankton State Hospital.
  7. 1959 Map of Sioux City
    1959 Map of Sioux City
    1959 Sioux City
    1959 Print · USGS
    The tri-state region surrounding the Missouri River is captured here in the late fifties, showing the convergence of Nebraska, South Dakota, and Iowa. Researchers can trace rural lineages through numerous country schoolhouses like Cemetery School and the many numbered Washington School districts.
  10. 1962 Map of Le Mars, 1964 Print
    1962 Map of Le Mars, 1964 Print
    1962 Le Mars
    1964 Print · USGS
    Northwestern Iowa's agricultural heartland is documented here in the early sixties, centered on the growing community of Le Mars. Researchers can trace old rail corridors like the ILLINOIS CENTRAL, locate family plots at Resthaven Cemetery, or find historical landmarks like Westmar College.
  13. 1962 Map of Union Center, 1964 Print
    1962 Map of Union Center, 1964 Print
    1962 Union Center
    1964 Print · USGS
    The agricultural heartland of Plymouth and Woodbury Counties is documented here in the early sixties, showing a landscape defined by rail lines and section roads. Researchers can locate family landmarks like St Josephs Cem, the small settlement of Neptune, and the path of the Illinois Central Railroad through Merrill.
  16. 1985 Map of Le Mars, 1986 Print
    1985 Map of Le Mars, 1986 Print
    1985 Le Mars
    1986 Print · USGS
    Le Mars and the surrounding Plymouth County townships are shown here in the mid-1980s, revealing a busy rail hub at the confluence of the Floyd River. Genealogists and historians can trace the campuses of Westmar College, the Resthaven Cem, and the village of Seney.
  19. 1985 Map of Union Center NW, 1986 Print
    1985 Map of Union Center NW, 1986 Print
    1985 Union Center NW
    1986 Print · USGS
    Mid-century rail commerce and river geography define this Iowa landscape in the 1980s, where three major lines converge. Genealogists and historians can trace local roots at Trinity Ch, Stanton Cem, and the small settlement of Neptune.
  22. 1986 Map of Sioux City North
    1986 Map of Sioux City North
    1986 Sioux City North
    1986 Print · USGS
    The tri-state borderlands of Iowa, South Dakota, and Nebraska are captured here in the mid-eighties as the region's agricultural and academic centers thrived. Researchers can trace historic rail lines like the Illinois Central Gulf and locate landmarks from Briar Cliff College to the heights of Spirit Mound.
    2 unique versions available
  25. 2010 Map of Le Mars, 2010 Print
    2010 Map of Le Mars, 2010 Print
    2010 Le Mars
    2010 Print · USGS
    Covers Le Mars, including West Le Mars, Seney, and other nearby areas
  28. 2010 Map of Union Center NW, 2010 Print
    2010 Map of Union Center NW, 2010 Print
    2010 Union Center NW
    2010 Print · USGS
    Covers Le Mars, including Merrill, Neptune, and other nearby areas
  31. 2013 Map of Le Mars, 2013 Print
    2013 Map of Le Mars, 2013 Print
    2013 Le Mars
    2013 Print · USGS
    Covers Le Mars, including West Le Mars, Seney, and other nearby areas
  34. 2013 Map of Union Center NW, 2013 Print
    2013 Map of Union Center NW, 2013 Print
    2013 Union Center NW
    2013 Print · USGS
    Covers Le Mars, including Merrill, Neptune, and other nearby areas
  37. 2015 Map of Union Center NW, 2015 Print
    2015 Map of Union Center NW, 2015 Print
    2015 Union Center NW
    2015 Print · USGS
    Covers Le Mars, including Merrill, Neptune, and other nearby areas
  40. 2015 Map of Le Mars, 2015 Print
    2015 Map of Le Mars, 2015 Print
    2015 Le Mars
    2015 Print · USGS
    Covers Le Mars, including West Le Mars, Seney, and other nearby areas
  43. 2018 Map of Le Mars, 2018 Print
    2018 Map of Le Mars, 2018 Print
    2018 Le Mars
    2018 Print · USGS
    Covers Le Mars, including West Le Mars, Seney, and other nearby areas
  46. 2018 Map of Union Center NW, 2018 Print
    2018 Map of Union Center NW, 2018 Print
    2018 Union Center NW
    2018 Print · USGS
    Covers Le Mars, including Merrill, Neptune, and other nearby areas
  49. 2022 Map of Le Mars, 2022 Print
    2022 Map of Le Mars, 2022 Print
    2022 Le Mars
    2022 Print · USGS
    Le Mars and the Floyd River valley are shown in detail during the early 2020s, capturing the city's expansion and its surrounding agricultural network. Researchers can locate the Plymouth County Courthouse and trace local family history through several sites like Seney Cem and Resthaven Cem.
  52. 2022 Map of Union Center NW, 2022 Print
    2022 Map of Union Center NW, 2022 Print
    2022 Union Center NW
    2022 Print · USGS
    Plymouth County's agricultural heartland is documented here in the early 2020s, showing the rural grid south of Le Mars. Genealogists can locate family landmarks like Stanton Cem, Mathwig Cem, and the riverside settlement of Merrill along the Floyd River.
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