Old Maps of Island Park, Idaho
Explore 44 old maps of Island Park, spanning from 1955 to today. These high-resolution historic maps reveal how streets, neighborhoods, landmarks, and natural features evolved over time — perfect for genealogy, metal detecting, research, and local history exploration.
What you can do with these maps:
- See how Island Park changed over time: Compare historical maps to modern-day views to trace roads, homesites, rail lines & more.
- View detailed metadata: Each map includes creators, publishers, year, scale, and archive source.
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- Trusted historical sources: Maps sourced from the USGS, Library of Congress, and other archives.
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Start exploring old maps of Island Park to uncover forgotten places, hidden landmarks, and the deep history beneath your feet.
Island Park, ID maps
(44)- 1955 Map of Ashton, 1967 Print
1955 Ashton1967 Print · USGSThe Greater Yellowstone ecosystem is captured here during the mid-1950s, showing the high plateaus and remote gateway towns of Idaho and Montana. Researchers can trace the Union Pacific line to Ashton or locate small settlements like Squirrel and Grainville.4 unique versions available - 1958 Map of Ashton
1958 Ashton1958 Print · USGSGreater Yellowstone and the eastern Idaho borderlands appear here in the mid-1950s as rail and road networks connected remote mountain basins. Trace the Union Pacific route through Ashton or locate early outposts like Last Chance, Squirrel, and West Yellowstone. - 1960 Map of Ashton
1960 Ashton1960 Print · USGSThe Idaho-Montana-Wyoming borderlands at the dawn of the sixties show a landscape defined by the Continental Divide and early wilderness tourism. Genealogists and historians can trace rail-stop settlements like Trude Siding, old outposts like Warm River, and early lodging at Snowball Inn. - 1964 Map of Island Park, 1965 Print
1964 Island Park1965 Print · USGSEastern Idaho was a landscape of federal forestry and growing tourism in the 1960s. Genealogists and historians can trace the foundations of local recreation at the Island Park Reservoir, Macks Inn PO, and the Union Pacific rail corridor.3 unique versions available - 1964 Map of Island Park Dam, 1966 Print
1964 Island Park Dam1966 Print · USGSFremont County, Idaho, is shown in the mid-1960s during a period of burgeoning outdoor recreation and water management. Researchers can trace ranching and reservoir life through features like McCrea Ranch, the Island Park Dam, and I P Bills Island.3 unique versions available - 1964 Map of Targhee Pass, 1966 Print
1964 Targhee Pass1966 Print · USGSThe high alpine country of the Idaho-Montana border comes alive in this mid-century survey of the Continental Divide. Trace early mountain routes through Targhee Pass, discover the location of the Targhee Cem, and see the footprint of the ski lift at Lionhead.4 unique versions available - 1964 Map of Targhee Peak, 1966 Print
1964 Targhee Peak1966 Print · USGSThe Idaho-Montana borderlands at the Continental Divide are captured here in the mid-1960s, showing the high-country interface between three National Forests. Genealogists and historians can trace family-named outposts like Wild Rose Ranch and Staley Springs along the northern shores of Henrys Lake.2 unique versions available - 1964 Map of Big Springs, 1966 Print
1964 Big Springs1966 Print · USGSBig Springs and the surrounding Idaho forest lands are captured here in the mid-sixties as the region balanced railroad industry with mountain recreation. Researchers can trace the Union Pacific line, locate the Big Springs Airstrip, and explore the high country around Mount Two Top.2 unique versions available - 1964 Map of Last Chance, 1966 Print
1964 Last Chance1966 Print · USGSHenrys Fork and the surrounding Targhee National Forest are captured here in the mid-1960s, a time of active ranching and emerging river recreation. Genealogists and researchers can trace the roads around Last Chance, the historic Railroad Ranch, and the Osborne Bridge.3 unique versions available - 1964 Map of Henrys Lake, 1972 Print
1964 Henrys Lake1972 Print · USGSThe Idaho-Montana border country is documented here in the early 1960s, a time when ranching life and mountain recreation coexisted. Genealogists and historians can trace local landmarks like Targhee Cem, the Johnson Ranch, and the Lionhead Ski Area.2 unique versions available - 1989 Map of Ashton
1989 Ashton1989 Print · USGSEastern Idaho at the end of the 1980s is captured here as a landscape of river-fed agriculture and high-altitude wilderness. Researchers can trace the Union Pacific line through Ashton and find old settlements like Kilgore and Idmon near the Targhee National Forest border.2 unique versions available - 1993 Map of Hebgen Lake
1993 Hebgen Lake1993 Print · USGSThe high mountain passes and vast river basins of the Montana-Idaho border come into focus in the early nineties. Genealogists and historians can trace the remote settlement of Lakeview and the development of West Yellowstone near the Red Rock Lakes National Wildlife Refuge.2 unique versions available - 2000 Map of Targhee Pass, 2005 Print
2000 Targhee Pass2005 Print · USGSThe high alpine pass between Idaho and Montana comes to life in this late-twentieth-century survey of the Henrys Lake Mountains. Trace the rugged ridgelines along the Continental Divide and find local landmarks like Targhee Cemetery and Lionhead Resort. - 2000 Map of Targhee Peak, 2005 Print
2000 Targhee Peak2005 Print · USGSThe high mountain border between Idaho and Montana is captured here at the turn of the millennium, centered on the northern reaches of Henrys Lake. Genealogists and historians can locate legacy properties like the Wild Rose Ranch and Staley Springs along the rugged Continental Divide. - 2011 Map of Big Springs, 2011 Print
2011 Big Springs2011 Print · USGSIsland Park’s alpine basin is captured here in the early 2010s, centered on the headwaters of the river and the recreation around Henrys Lake. Researchers can trace old forest access routes and landmarks like Flat Rock, the Henrys Lake Dam, and the winding Henrys Fork. - 2011 Map of Last Chance, 2011 Print
2011 Last Chance2011 Print · USGSThe Henrys Fork river corridor in the early twenty-first century is captured here in detail, showcasing the ranching and recreation landscape of Fremont County. Genealogists and historians can trace property boundaries at Railroad Ranch or locate riverside landmarks like Last Chance and the Osborne Bridge. - 2011 Map of Island Park Dam, 2011 Print
2011 Island Park Dam2011 Print · USGSIsland Park, Idaho is shown in the early 2000s as a hub for river recreation and ranching. Researchers can trace the layout of shoreline settlements like Rea and identify numerous family-named landmarks including I P Bills Island and McCrea Ranch. - 2011 Map of Island Park, 2011 Print
2011 Island Park2011 Print · USGSIsland Park and the Henrys Fork river system are documented in this 2011 survey during an era of established recreational tourism. Researchers can trace local landmarks like Macks Inn Post Office, the Island Park Siding, and the Buffalo River Access Area. - 2011 Map of Targhee Pass, 2011 Print
2011 Targhee Pass2011 Print · USGSThe high divide at the Idaho-Montana border is captured here in the early twenty-first century as a hub for mountain recreation and travel. Researchers can locate family landmarks and transit points like Targhee Cemetery, Sunset Lodge, and Henrys Lake Airport. - 2011 Map of Targhee Peak, 2011 Print
2011 Targhee Peak2011 Print · USGSThe Idaho-Montana borderlands are captured here in the early twenty-first century as the high-elevation ranching and fishing traditions endure. Researchers can trace the shoreline of Henrys Lake to find the Henrys Lake Fish Hatchery or locate Raynolds Pass in the Horn Mountains. - 2013 Map of Island Park, 2013 Print
2013 Island Park2013 Print · USGSThe high country of Fremont County comes into focus in the early twenty-first century, centered on the recreational corridor of the Targhee National Forest. Researchers can trace the layout of mountain settlements like Trude and Flat Rock alongside natural features like Big Springs. - 2013 Map of Targhee Peak, 2013 Print
2013 Targhee Peak2013 Print · USGSThe Idaho-Montana borderlands come into focus in the early 2010s, centered on the high-elevation waters of Henrys Lake. Genealogists and historians can trace longstanding local landmarks like the Wild Rose Ranch, Staley Springs, and Reynolds Pass. - 2013 Map of Big Springs, 2013 Print
2013 Big Springs2013 Print · USGSIsland Park’s mountain landscape is captured here just over a decade ago, showing the intersection of forest service lands and local recreation. Trace the alpine terrain from Mt Two Top to the Island Park Golf Course and the waters of Henrys Lake. - 2013 Map of Targhee Pass, 2013 Print
2013 Targhee Pass2013 Print · USGSThe high mountain divide at the state border is captured in the early twenty-first century, showing the intersection of national forests and alpine watersheds. Local researchers can locate Targhee Cem, trace the developed recreation at Lionhead Ski Area, and find remote outposts like Sunset Lodge. - 2013 Map of Last Chance, 2013 Print
2013 Last Chance2013 Print · USGSUpper Idaho at the start of the 2010s reveals a landscape defined by the Henrys Fork and the Targhee National Forest. Researchers can trace the layout of the Railroad Ranch and find specific backcountry access via Wood Road 16 and the Riverside Campground.
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