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1950s Maps of Boulder County, Colorado

Explore 28 historic maps of Boulder County 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 Boulder County'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 Boulder County's history through authentic maps from the 1950s. This is your window into the past.

Boulder County, CO maps

(28)
  1. 1950 Map of Hygiene, 1952 Print
    1950 Map of Hygiene, 1952 Print
    1950 Hygiene
    1952 Print · USGS
    Covers Boulder County, including Longmont, Lyons, and other nearby areas
    5 unique versions available
  4. 1950 Map of Louisville, 1955 Print
    1950 Map of Louisville, 1955 Print
    1950 Louisville
    1955 Print · USGS
    Covers Boulder County, including Westminster, Boulder, and other nearby areas
  7. 1950 Map of Erie, 1956 Print
    1950 Map of Erie, 1956 Print
    1950 Erie
    1956 Print · USGS
    Covers Boulder County, including Lafayette, Erie, and other nearby areas
  10. 1950 Map of Niwot, 1957 Print
    1950 Map of Niwot, 1957 Print
    1950 Niwot
    1957 Print · USGS
    Covers Boulder County, including Boulder, Lafayette, and other nearby areas
    4 unique versions available
  13. 1950 Map of Longmont, 1960 Print
    1950 Map of Longmont, 1960 Print
    1950 Longmont
    1960 Print · USGS
    Covers Boulder County, including Longmont, Frederick, and other nearby areas
    2 unique versions available
  16. 1951 Map of Niwot
    1951 Map of Niwot
    1951 Niwot
    1951 Print · USGS
    Covers Boulder County, including Boulder, Lafayette, and other nearby areas
  19. 1951 Map of Erie
    1951 Map of Erie
    1951 Erie
    1951 Print · USGS
    Covers Boulder County, including Lafayette, Erie, and other nearby areas
  22. 1951 Map of Longmont
    1951 Map of Longmont
    1951 Longmont
    1951 Print · USGS
    Covers Boulder County, including Longmont, Frederick, and other nearby areas
  25. 1953 Map of Denver, 1964 Print
    1953 Map of Denver, 1964 Print
    1953 Denver
    1964 Print · USGS
    Covers Boulder County, including Denver, Colorado Springs, and other nearby areas
    6 unique versions available
  28. 1954 Map of Greeley, 1966 Print
    1954 Map of Greeley, 1966 Print
    1954 Greeley
    1966 Print · USGS
    Covers Boulder County, including Fort Collins, Thornton, and other nearby areas
    3 unique versions available
  31. 1956 Map of Lafayette, 1958 Print
    1956 Map of Lafayette, 1958 Print
    1956 Lafayette
    1958 Print · USGS
    Covers Boulder County, including Thornton, Westminster, and other nearby areas
  34. 1957 Map of Denver
    1957 Map of Denver
    1957 Denver
    1957 Print · USGS
    Covers Boulder County, including Denver, Colorado Springs, and other nearby areas
  37. 1957 Map of Greeley
    1957 Map of Greeley
    1957 Greeley
    1957 Print · USGS
    Covers Boulder County, including Fort Collins, Thornton, and other nearby areas
  40. 1957 Map of Louisville, 1958 Print
    1957 Map of Louisville, 1958 Print
    1957 Louisville
    1958 Print · USGS
    Covers Boulder County, including Westminster, Boulder, and other nearby areas
    2 unique versions available
  43. 1957 Map of Mc Henrys Peak, 1959 Print
    1957 Map of Mc Henrys Peak, 1959 Print
    1957 Mc Henrys Peak
    1959 Print · USGS
    Covers Boulder County, including Larimer County, Grand County, and other nearby areas
    8 unique versions available
  46. 1957 Map of Boulder, 1959 Print
    1957 Map of Boulder, 1959 Print
    1957 Boulder
    1959 Print · USGS
    Covers Boulder County, including Boulder, Jamestown, and other nearby areas
    3 unique versions available
  49. 1957 Map of Allens Park, 1959 Print
    1957 Map of Allens Park, 1959 Print
    1957 Allens Park
    1959 Print · USGS
    Covers Boulder County, including Arrowood, Ferncliff, and other nearby areas
    7 unique versions available
  52. 1957 Map of Gold Hill, 1959 Print
    1957 Map of Gold Hill, 1959 Print
    1957 Gold Hill
    1959 Print · USGS
    Covers Boulder County, including Jamestown, Switzerland Park, and other nearby areas
    7 unique versions available
  55. 1957 Map of Raymond, 1959 Print
    1957 Map of Raymond, 1959 Print
    1957 Raymond
    1959 Print · USGS
    Covers Boulder County, including Jamestown, Raymond, and other nearby areas
    6 unique versions available
  58. 1957 Map of Longs Peak, 1959 Print
    1957 Map of Longs Peak, 1959 Print
    1957 Longs Peak
    1959 Print · USGS
    Covers Boulder County, including Estes Park, Beaver Point, and other nearby areas
    2 unique versions available
  61. 1957 Map of Ward, 1959 Print
    1957 Map of Ward, 1959 Print
    1957 Ward
    1959 Print · USGS
    Covers Boulder County, including Ward, United States, and other nearby areas
    7 unique versions available
  64. 1957 Map of Lyons, 1959 Print
    1957 Map of Lyons, 1959 Print
    1957 Lyons
    1959 Print · USGS
    Covers Boulder County, including Lyons, Altona, and other nearby areas
    2 unique versions available
  67. 1957 Map of Boulder, 1960 Print
    1957 Map of Boulder, 1960 Print
    1957 Boulder
    1960 Print · USGS
    Covers Boulder County, including Boulder, Lyons, and other nearby areas
    3 unique versions available
  70. 1958 Map of Greeley
    1958 Map of Greeley
    1958 Greeley
    1958 Print · USGS
    Covers Boulder County, including Fort Collins, Thornton, and other nearby areas
  73. 1958 Map of Denver
    1958 Map of Denver
    1958 Denver
    1958 Print · USGS
    Covers Boulder County, including Denver, Colorado Springs, and other nearby areas
Showing maps 1-25 of 28

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Frequently asked questions

  • What are the different types of historical maps available for Boulder County?
  • What is the oldest map of Boulder County?
  • Where can I purchase historical maps of Boulder County for my home or office?
  • Where can I download high-res historical maps of Boulder County?
  • Are there historical topographic maps available for Boulder County?
  • Is there historical aerial imagery available for Boulder County?
  • Where are historical maps of Boulder County sourced from?