1950s Maps of Longmont, Colorado

Explore 6 historic maps of Longmont from the 1950s. These maps offer a rare glimpse into what life looked like during the 1950s — showing old roads, neighborhoods, homes, and landmarks that have changed or disappeared over time.

Whether you're researching your family's past, planning a metal detecting trip, or studying how Longmont's landscape evolved across the 1950s, these high-resolution maps are a powerful tool for exploring the history of this region.

  • Focus on a specific era: All maps on this page are from the 1950s, giving you a focused view of this time period.
  • See what’s changed: Compare century-old streets, trails, and buildings to today's modern landscape using overlays and satellite layers.
  • Research with precision: Use these maps for genealogy, historical research, land use analysis, or educational projects.
  • View, download, or print: Maps are fully viewable online in high resolution, and can be downloaded or printed for your own records.

Start exploring Longmont's history through authentic maps from the 1950s. This is your window into the past.


Longmont, CO maps

(6)
  1. 1950 Map of Hygiene, 1952 Print
    1950 Map of Hygiene, 1952 Print
    1950 Hygiene
    1952 Print · USGS
    The Boulder County plains meet the foothills in the mid-twentieth century, revealing a landscape shaped by intricate irrigation and early ranching. Genealogists can trace family footprints at the Ryssby Ch, the settlement of Altona, and several rural schoolhouses like Montgomery School.
    5 unique versions available

  2. 1950 Map of Longmont, 1960 Print
    1950 Map of Longmont, 1960 Print
    1950 Longmont
    1960 Print · USGS
    Longmont and the surrounding plains of Boulder and Weld Counties appear here at the mid-century, defined by a massive network of irrigation ditches and vital rail lines. Genealogists can trace family roots through several local burial grounds like Mountain View Cemetery or locate rural landmarks such as Dixons Mills and Liberty Hall Grange.
    2 unique versions available

  3. 1951 Map of Longmont
    1951 Map of Longmont
    1951 Longmont
    1951 Print · USGS
    The agricultural plains of Boulder and Weld Counties are captured here in the early fifties as the town of Longmont expanded. Researchers can trace rural landmarks like the Liberty Hall Grange, Dixons Mills, and several family cemeteries and schools.

  4. 1954 Map of Greeley, 1966 Print
    1954 Map of Greeley, 1966 Print
    1954 Greeley
    1966 Print · USGS
    Northern Colorado transitions from high-alpine peaks to the irrigated South Platte valley during this mid-century period of growth. Genealogists and historians can trace rail-connected hubs like Greeley and Longmont alongside landmarks like Horsetooth Reservoir and Estes Park.
    3 unique versions available

  5. 1957 Map of Greeley
    1957 Map of Greeley
    1957 Greeley
    1957 Print · USGS
    Northern Colorado in the mid-fifties is captured here as the agricultural plains of Weld County meet the high peaks of the Front Range. Genealogists and historians can trace rail-linked towns like Keenesburg and Roggen or locate early water features such as Boyd Lake and Fossil Creek Reservoir.

  6. 1958 Map of Greeley
    1958 Map of Greeley
    1958 Greeley
    1958 Print · USGS
    Northern Colorado and the high peaks of the Front Range appear here in the mid-fifties as the region's agricultural and rail networks were fully established. Genealogists can locate family homes near Virginia Dale, Waverly, or Kuner, and trace the path of the Union Pacific Railroad through Greeley.

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Frequently asked questions

  • What are the different types of historical maps available for Longmont?
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