Old Maps of Jefferson County, Colorado for Genealogy
Trace your family roots with 223 historic maps of Jefferson County. 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 Jefferson County's past.
Jefferson County, CO maps
(223)- 1893 Map of Platte Canyon
1893 Platte Canyon1893 Print · USGSThe Front Range highlands come to life in the 1890s as the narrow-gauge Denver South Park and Pacific RR snakes through the mountains. Trace early mountain settlements like Pine Grove and Estabrook along the steep turns of South Platte Canyon.8 unique versions available - 1899 Map of West Denver
1899 West Denver1899 Print · USGSThe Denver metropolitan area and its western foothills appear in the late Victorian era as a burgeoning rail and irrigation hub. Researchers can trace the early footprints of Denver, Golden, and Littleton, alongside industrial sites like the Louisville Coal Mine and the grounds of Fort Logan. - 1906 Map of Blackhawk
1906 Blackhawk1906 Print · USGSThe Front Range foothills and mining districts come alive in this early century survey, showing the transition from mountain ranching to industrial rail. Genealogists and historians can trace family holdings like Winiger Ranch, find the Pine Glade School, and follow the Denver Northwestern and Pacific RR.5 unique versions available - 1938 Map of Morrison
1938 Morrison1938 Print · USGSThe foothills of Jefferson County are shown in the late 1930s as the Front Range began transitioning toward modern recreation and infrastructure. Researchers can locate Red Rocks Park, the State Reformatory, and the Cody Monument on Lookout Mountain.2 unique versions available - 1939 Map of Golden
1939 Golden1939 Print · USGSGolden and its surrounding foothills are captured here in the late 1930s, showing a transition from mining and ranching to a specialized industrial landscape. Researchers can trace the electric Denver and Intermountain Railroad and locate local landmarks like Mount Olivet Cemetery or Leyden Junction. - 1940 Map of Lafayette
1940 Lafayette1940 Print · USGSLafayette and the northern Colorado coalfields are captured in the late 1930s as mining and rail transport shaped the local economy. Genealogists can trace family roots through named landmarks like Mandalay Sch, Lakeview Cem, and the Centennial Mine. - 1941 Map of Arvada
1941 Arvada1941 Print · USGSThe Arvada and Westminster areas of the Colorado Front Range appear here in the early 1940s, showing a landscape defined by irrigation and rail. Researchers can trace historic institutions like Bellevue College, early settlements at Utah Junction, and the Leyden Narrow Gage railroad. - 1941 Map of Fort Logan
1941 Fort Logan1941 Print · USGSThe western edges of Denver and the community of Sheridan are captured here just before the mid-century population boom. Researchers can trace the layout of the Fort Logan Military Reservation and locate local landmarks like Loretto Heights College and Sloan Lake. - 1942 Map of Eldorado Springs
1942 Eldorado Springs1942 Print · USGSJust before the mid-century, the mountain interface west of Boulder was a landscape of remote ranches and rugged rail lines. Trace the early settlement of Eldorado Springs and find vanished landmarks like the Pine Grove Sch and the Coal Creek Store.4 unique versions available - 1942 Map of Morrison
1942 Morrison1942 Print · USGSThe Jefferson County foothills meet the plains during the early 1940s, revealing a landscape of military camps, schools, and landmark parks. Researchers can trace the development of Golden, locate the Pleasant View Ch, and see the early layout of Red Rocks Park.2 unique versions available - 1942 Map of Golden
1942 Golden1942 Print · USGSJefferson County before the post-war suburban boom reveals a landscape of industrial transit and coordinated irrigation. Researchers can trace the path of the Denver and Intermountain (Electric) line or locate rural community hubs like Ralston Ch and Fairmount Sch. - 1942 Map of Littleton
1942 Littleton1942 Print · USGSLittleton and the South Platte River valley appear here just before the mid-century boom, shaped by a vital network of railroads and reservoirs. Researchers can trace early rural life at Deer Creek Sch, the riverside siding at Struby, and the waters of Marston Lake.2 unique versions available - 1942 Map of Louisville
1942 Louisville1942 Print · USGSLouisville and the high plains of Boulder County are captured here just before the mid-century expansion. Genealogists and historians can trace the early footprints of Superior, Marshall, and Louisville, or locate rural landmarks like the Sacred Heart Ch and Shamrock Sch.3 unique versions available - 1942 Map of Tungsten, 1955 Print
1942 Tungsten1955 Print · USGSBoulder and Gilpin counties come alive in the 1940s as mining and mountain ranching define the high-country landscape. Genealogists and historians can trace the Denver and Salt Lake rail line through Pinecliffe P O and find remote sites like the Kekionga Mine.5 unique versions available - 1942 Map of Black Hawk, 1957 Print
1942 Black Hawk1957 Print · USGSThe Colorado high country around Gilpin and Jefferson counties comes into sharp focus during the early 1940s. Genealogists and historians can trace the mining-era roots of Black Hawk and Central City, while finding local landmarks like the Mountain House Sch and Summit Mine.4 unique versions available - 1942 Map of Ralston Buttes, 1957 Print
1942 Ralston Buttes1957 Print · USGSJefferson County ranching and early industry are preserved here just as the Denver region began its mid-century expansion. Genealogists can locate family holdings like Centennial Ranch and three rural schoolhouses including Robinson Sch and Belcher Sch. - 1944 Map of Arvada
1944 Arvada1944 Print · USGSThe northwest Denver suburbs appear as a series of distinct rail-connected towns in the 1940s. Genealogists can locate family landmarks like Arvada Cem, Semper Sch, and the grounds of Regis College. - 1944 Map of Black Hawk
1944 Black Hawk1944 Print · USGSThe mining heart of Gilpin County is frozen in time during the mid-1940s, showing the early layouts of two famous gold-rush towns. Genealogists and historians can trace family-named terrain and remote sites like the Summit Mine, Bay State Sch, and Russell Gulch.2 unique versions available - 1944 Map of Ralston Buttes
1944 Ralston Buttes1944 Print · USGSThe Front Range foothills of Jefferson County are captured here in the early 1940s, showing a landscape of mountain ranching and early rail transport. You can locate rural schoolhouses like Guy Hill Sch and industrial stops along the Denver and Salt Lake RR such as Fireclay.2 unique versions available - 1944 Map of Lafayette
1944 Lafayette1944 Print · USGSThe northern Front Range in the years following the Great Depression was a landscape of coal mines and intricate irrigation reservoirs. You can trace the early footprints of Lafayette and Broomfield while locating industrial landmarks like the Centennial Mine and Burn Lee Sch. - 1944 Map of Eldorado Springs
1944 Eldorado Springs1944 Print · USGSThe Front Range foothills in the 1940s reveal a landscape of mountain ranches and deep canyons just south of Boulder. Genealogists and hikers can trace old homesteads like Walker Ranch, the winding Denver and Salt Lake RR, and early landmarks such as the Copeland Mine.2 unique versions available - 1944 Map of Tungsten
1944 Tungsten1944 Print · USGSBoulder and Gilpin counties are captured here in the mid-1940s, as mountain railroads and mining operations shaped the Front Range. Genealogists can trace family footprints at Lincoln Hills, Pine Glade Sch, and the Kekionga Mine. - 1944 Map of Golden
1944 Golden1944 Print · USGSGolden and the surrounding Jefferson County plains are shown during the early war years, framed by the iconic Table Mountains. Researchers can locate vanished landmarks like the Camp George West and local schools including Fremont Sch and Ralston Sch. - 1945 Map of Indian Hills
1945 Indian Hills1945 Print · USGSJefferson County foothills life comes into focus in the mid-1940s, showing a landscape of high-altitude ranches and early mountain retreats. Genealogists and hikers can trace old school sites like Medlen Sch and early settlements such as Tiny Town and Phillipsburg.2 unique versions available - 1945 Map of Platte Canyon, 1955 Print
1945 Platte Canyon1955 Print · USGSJefferson and Douglas counties appear here during the mid-1940s, centered on the strategic water gaps of the Front Range. Researchers can trace rural school locations like Lamb Sch and explore small settlements such as Foxton and Longview.2 unique versions available
Showing maps 1-25 of 223
Top cities of Jefferson County
- Lakewood historical maps
- Arvada historical maps
- Wheat Ridge historical maps
- Golden historical maps
- Evergreen historical maps
- Edgewater historical maps
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