Old Maps of Frederick, Colorado for Metal Detecting
Plan your next treasure hunt with 23 historic maps of Frederick. Find old homesites, ghost towns, trails, and gathering spots that may be lost to time — perfect for identifying promising metal detecting locations.
- Locate forgotten sites: Uncover places like long-lost settlements, abandoned rail lines, or gathering spots.
- Plan better hunts: Use map overlays combined with LiDAR or satellite views to narrow in on historically rich areas.
- Made for detectorists: Thousands of hobbyists use these maps to discover relics, coins, and hidden history.
Use these historic maps to boost your research and find new opportunities beneath the surface of Frederick.
Frederick, CO maps
(23)- 1902 Map of Greeley
1902 Greeley1902 Print · USGSThe northern Colorado plains come alive in this survey of the South Platte and Cache la Poudre river valleys. Researchers can trace early railroad expansion and irrigation networks while locating specific homesteads like Klugs Ranch and old coal operations such as the Black Prince Coal Mine.4 unique versions available - 1904 Map of Niwot
1904 Niwot1904 Print · USGSThe northern Colorado plains come alive in the early 1900s, showcasing a landscape shaped by coal mining and extensive irrigation. Genealogists and historians can trace family roots through settlements like Hygiene, Niwot, and Erie, or locate industrial sites such as Dixon Mill and the Gladstone Mine.3 unique versions available - 1949 Map of Gowanda, 1957 Print
1949 Gowanda1957 Print · USGSWeld County’s mid-century farming landscape is captured here, showing the intricate water and rail networks before modern development altered the valley. Genealogists and historians can trace local landmarks like the Rinn Valley Grange, Stone School, and the Union Pacific rail corridor.6 unique versions available - 1950 Map of Frederick
1950 Frederick1950 Print · USGSThe coal-rich corridor of Weld County is caught in a moment of industrial transition during the early 1950s. Genealogists and historians can trace the mining family hubs of Frederick, Firestone, and Dacono, alongside local schools like Mount View School and the Shamrock Mine.7 unique versions available - 1950 Map of Gowanda
1950 Gowanda1950 Print · USGSWeld County farming and rail communities thrive along the river bottom in the years following the war. Researchers can locate the Pearl Howlett School, trace the Great Western tracks, and identify family landmarks like the Rinn Valley Grange.2 unique versions available - 1950 Map of Erie, 1956 Print
1950 Erie1956 Print · USGSIn the mid-century landscape of the Colorado plains, coal mining and irrigation dictate the growth of towns and transport. Genealogists can trace family roots through markers like the Columbine Mine, Gooding School, and Erie Cem. - 1950 Map of Longmont, 1960 Print
1950 Longmont1960 Print · USGSLongmont 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 - 1951 Map of Erie
1951 Erie1951 Print · USGSThe mining and agricultural corridor of Weld and Boulder counties is captured here in the early 1950s. Researchers can trace dozens of individual operations like the Morrison Mine and Erie Mine, or locate family sites near the Gooding School and Erie Cemetery. - 1951 Map of Longmont
1951 Longmont1951 Print · USGSThe 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. - 1954 Map of Greeley, 1966 Print
1954 Greeley1966 Print · USGSNorthern 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 - 1957 Map of Greeley
1957 Greeley1957 Print · USGSNorthern 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. - 1958 Map of Greeley
1958 Greeley1958 Print · USGSNorthern 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. - 1961 Map of Greeley
1961 Greeley1961 Print · USGSNorthern Colorado's transition from high mountain peaks to irrigated plains is captured here just as the post-war population boom reached the Front Range. Researchers can trace early water infrastructure and rail lines like the Great Western RR connecting sugar beet hubs from Fort Collins to Greeley. - 1964 Map of Greeley
1964 Greeley1964 Print · USGSThe Front Range corridor and high peaks of the Rockies appear here in the mid-1960s, showing the intersection of mountain wilderness and plains agriculture. Trace the rail routes of the Great Western RR or locate landmarks like Longs Peak and Horsetooth Reservoir. - 1965 Map of Greeley
1965 Greeley1965 Print · USGSNorthern Colorado in the mid-sixties shows a landscape defined by high mountain summits and the growing irrigation networks of the plains. Genealogists and historians can trace rail-side towns like Wellington or follow the early tracks of the Union Pacific Railroad past Longs Peak. - 1967 Map of Erie, 1968 Print
1967 Erie1968 Print · USGSThe northern Front Range comes alive in this late 1960s survey of the coal and rail corridors between Weld and Boulder Counties. Genealogists and historians can trace the early footprints of Erie and Lafayette, alongside landmarks like the Columbine Mine and the Mountain View Drag Strip.6 unique versions available - 1968 Map of Longmont
1968 Longmont1968 Print · USGSLongmont and the surrounding farm country are captured here in the late sixties, highlighting the vital irrigation networks of the Colorado plains. Researchers can trace family roots at Burlington Cem, locate the old Grange Hall, or map the paths of the Chicago Burlington and railroad.6 unique versions available - 1982 Map of Greeley, 1983 Print
1982 Greeley1983 Print · USGSNorth-central Colorado is shown in the early eighties as a thriving hub of river-valley agriculture and energy production. Researchers can trace the water-rights history and rail networks connecting Greeley to the Spindle Oil Field and Fort Lupton. - 1984 Map of Estes Park
1984 Estes Park1984 Print · USGSThe northern Front Range and high peaks come into focus during the mid-eighties, showing the intersection of mountain wilderness and urban expansion. Trace the rail lines of the Union Pacific, the shores of Lake Granby, and historic mountain towns like Gold Hill or Eldora.3 unique versions available - 2022 Map of Gowanda, 2022 Print
2022 Gowanda2022 Print · USGSWeld County shows a landscape of rapid suburban growth alongside historic irrigation networks in the early 2020s. Trace the expansion of Firestone and Frederick or locate rural landmarks like Gowanda, Mead, and the Barbour Ponds Campground. - 2022 Map of Frederick, 2022 Print
2022 Frederick2022 Print · USGSThe northern Front Range comes into focus during this period of residential growth and agricultural change. Researchers can trace the legacy of the Tri-Towns and find landmarks like the Wings N Things Airpark & Museum, the Frederick Reservoir, and the historic Puritan area. - 2022 Map of Longmont, 2022 Print
2022 Longmont2022 Print · USGSLongmont and the surrounding plains are shown during a period of significant growth, where traditional irrigation networks meet expanding suburban borders. Trace family history at Mountain View Cem or follow the historic Great Western RR and Oligarchy Ditch. - 2022 Map of Erie, 2022 Print
2022 Erie2022 Print · USGSErie and its neighboring towns of Frederick and Lafayette are shown here during the modern era of expansion. Researchers can trace irrigation networks like Lower Boulder Ditch and find local landmarks such as Lafayette Cem and Canfield.
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Showing maps 1-23 of 23
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