1900s (20th Century) Maps of La Plata County, Colorado
Explore 79 historic maps of La Plata County from the 1900s (20th Century). These maps offer a rare glimpse into what life looked like during the 1900s — 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 La Plata County's landscape evolved across the 1900s, 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 1900s, 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 La Plata County's history through authentic maps from the 1900s. This is your window into the past.
La Plata County, CO maps
(79)- 1900 Map of Engineer Mountain
1900 Engineer Mountain1900 Print · USGSHigh in the San Juan Mountains during the mining boom, this area served as a vital junction for four Colorado counties. Genealogists and historians can trace the Silverton Line railroad, find the Old Tollgate, and locate West Ranch. - 1900 Map of Needle Mountains, 1955 Print
1900 Needle Mountains1955 Print · USGSThe high San Juan wilderness comes alive at the turn of the century as the Denver and Rio Grande Railroad penetrates the mountains. Researchers can trace remote mining-era sites like Needleton, the Quartz Mill, and the high-altitude camp at Beartown.3 unique versions available - 1902 Map of Needle Mountains
1902 Needle Mountains1902 Print · USGSThe San Juan high country comes alive in this turn-of-the-century survey of the Needle Mountains and the Animas River canyon. Trace the original Silverton Line to remote stops like Needleton or find high-altitude camps like Beartown.4 unique versions available - 1905 Map of San Cristobal, 1963 Print
1905 San Cristobal1963 Print · USGSThe high peaks of the San Juan Mountains are recorded here just after the turn of the century as mining and high-altitude ranching shaped the area. Researchers can trace the layout of early settlements like Whitecross and Sherman or locate the Lakemans Fishponds near the Continental Divide. - 1907 Map of San Cristobal
1907 San Cristobal1907 Print · USGSHinsdale and Mineral counties are shown during the early years of the national forest system, following the Continental Divide through high alpine peaks. Genealogists and researchers can trace the locations of mining-era settlements like Whitecross and Carson, or remote sites like Lakemans Fishponds.5 unique versions available - 1907 Map of Durango, 1955 Print
1907 Durango1955 Print · USGSLa Plata County's mining and railroad era comes to life in this survey of the Animas River corridor. Trace the early path of the Rio Grande Southern R. R. and locate historic industrial sites like the Durango Smelter and the Neglected Mine.2 unique versions available - 1908 Map of Engineer Mountain
1908 Engineer Mountain1908 Print · USGSHigh in the San Juan Mountains during the early 1900s, this survey documents the isolation of high-altitude ranching and the arrival of industrial power. Trace the Denver and Rio Grande RR corridor past Hamor's Ranch, the Old Tollgate, and the early hydroelectric infrastructure at Tacoma.3 unique versions available - 1908 Map of Ignacio
1908 Ignacio1908 Print · USGSLa Plata County and the Southern Ute lands are captured here in the first decade of the twentieth century. Genealogists and rail historians can trace the early growth of Durango and locate rural landmarks such as the Ute Indian Agency, Pinkerton Hot Springs, and the Oxford PO.3 unique versions available - 1908 Map of Durango
1908 Durango1908 Print · USGSDurango and the Animas River valley are shown here at a peak of industrial activity in the early 1900s. Researchers can trace the narrow-gauge Denver and Rio Grande R. R. and locate specific sites like the Durango Smelter and Boston Coal Mine.3 unique versions available - 1908 Map of La Plata
1908 La Plata1908 Print · USGSThe Rio Grande Southern Railroad and high-altitude mining operations define this mountain landscape at the turn of the century. Genealogists and industrial historians can trace the paths to the Columbus Mine, Hesperus, and the Menefee Ranch.3 unique versions available - 1912 Map of Soda Canyon
1912 Soda Canyon1912 Print · USGSMontezuma County at the dawn of modern archaeology reveals a landscape dotted with ancestral dwellings. Researchers can trace the early documentation of Cliff Palace, Sprucetree House, and Balcony House alongside the winding course of the Mancos River.7 unique versions available - 1913 Map of Red Mesa
1913 Red Mesa1913 Print · USGSLa Plata County's high mesa country is captured here shortly after the turn of the century, showing a landscape of early homesteads and irrigation ditches. Researchers can locate the Mormon Church, several early schools like Rockville School, and the tracks of the Rio Grande Southern RR.4 unique versions available - 1915 Map of Soda Canyon
1915 Soda Canyon1915 Print · USGSSouthwestern Colorado at the onset of the Great War reveals a landscape defined by deep canyons and ancient ruins. Archaeologists and historians can trace the early locations of Cliff Palace, the Double Walled Tower, and Waters Ranch.7 unique versions available - 1924 Map of Ignacio, 1939 Print
1924 Ignacio1939 Print · USGSLa Plata County during the mid-1920s reveals a landscape shaped by the Denver and Rio Grande Railroad and the carving of the Animas River. Researchers can trace the early layout of DURANGO, locate remote mountain schoolhouses like Little Red Sch, and identify historic boundaries such as the South Boundary Ceded Ute Land.4 unique versions available - 1924 Map of Pagosa Springs, 1958 Print
1924 Pagosa Springs1958 Print · USGSArchuleta County comes into focus in the 1920s as a vital mountain corridor defined by the San Juan and Piedra rivers. Genealogists and historians can trace the Denver and Rio Grande Western rail line and discover remote schoolhouses like Stollsteimer School and O'Neal Park School.2 unique versions available - 1927 Map of Pagosa Springs
1927 Pagosa Springs1927 Print · USGSThe high country of the San Juan Mountains comes into focus in the 1920s as ranching and rail reach into the river valleys. Genealogists and historians can trace the Denver and Rio Grande Western line through Pagosa Junction and locate old rural hubs like Yellowjacket School.3 unique versions available - 1945 Map of Durango
1945 Durango1945 Print · USGSSouthwest Colorado and Northern New Mexico at mid-century are defined by the high peaks of the San Juan Range and the tribal lands of the Southern Ute. Genealogists and historians can trace the paths of the D & R G W RR and locate local landmarks like Animas City and the Blanco Basin School.3 unique versions available - 1953 Map of Durango, 1963 Print
1953 Durango1963 Print · USGSThe high peaks of the San Juan Mountains and the Colorado mining country are shown here as they appeared in the early fifties. Genealogists and local historians can trace the rail lines of the D & R G W RR and locate historic mining camps like Silverton, Ouray, and Old Ophir. - 1954 Map of Durango
1954 Durango1954 Print · USGSSouthern Colorado in the mid-1950s was defined by high-altitude mining towns and the expansion of water storage in the San Luis Valley. Trace the narrow-gauge Denver & Rio Grande Western RR as it connects Durango to mountain outposts like Silverton and Creede.2 unique versions available - 1954 Map of Shiprock
1954 Shiprock1954 Print · USGSThe Four Corners region in the mid-fifties reveals a vast landscape of tribal lands and desert landmarks. Researchers can trace the mid-century footprints of the Navajo Indian Reservation, identifying remote Trading Posts, the early growth of Farmington, and the iconic spire of Ship Rock.5 unique versions available - 1954 Map of Allison, 1955 Print
1954 Allison1955 Print · USGSSettlements along the New Mexico border were defined by the railroad and river in the mid-1950s. You can trace the historic Denver and Rio Grande Western line through Allison and Arboles or locate the Cem and irrigation works like the Pine River Canal.7 unique versions available - 1956 Map of Cortez, 1972 Print
1956 Cortez1972 Print · USGSThe Four Corners region comes alive in this mid-century study of the high plateaus and deep canyons surrounding Cortez. Trace the development of desert outposts like Towaoc or follow the historic Laramie Trail across a landscape dotted with ancient sites at Mesa Verde National Park.2 unique versions available - 1958 Map of Cortez
1958 Cortez1958 Print · USGSThe Four Corners region comes alive in the late fifties, showing the interplay between expanding mountain settlements and ancient archeological sites. Trace the layout of Cortez, Monticello, and Blanding alongside landmarks like Mesa Verde National Park and Fort Lewis A&M College. - 1958 Map of Shiprock
1958 Shiprock1958 Print · USGSThe Four Corners region in the mid-fifties shows a vast network of remote outposts and river settlements. You can locate numerous historic sites like the Emmanuel Mission and several commercial hubs such as Burnham Trading Post and Bisti Trading Post. - 1959 Map of Shiprock
1959 Shiprock1959 Print · USGSThe Four Corners region comes alive in the mid-fifties, showing the high desert outposts and river-valley towns of the Navajo Nation and San Juan County. Genealogists and researchers can locate remote landmarks like the Burnham Trading Post, Two Grey Hills, and the early Helium Plant.
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