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1900s (20th Century) Maps of Thornton, New Hampshire

Explore 28 historic maps of Thornton 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 Thornton'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 Thornton's history through authentic maps from the 1900s. This is your window into the past.

Thornton, NH maps

(28)
  1. 1928 Map of Plymouth, 1953 Print
    1928 Map of Plymouth, 1953 Print
    1928 Plymouth
    1953 Print · USGS
    Grafton County is captured in the late 1920s as its river towns and mountain resorts began to modernize. Genealogists can trace family footprints at Blair Cemetery or locate old schoolhouses like Pulsifer Hill Sch and Thornton Center Sch along the valley roads.
    5 unique versions available
  4. 1929 Map of Franconia, 1963 Print
    1929 Map of Franconia, 1963 Print
    1929 Franconia
    1963 Print · USGS
    The White Mountains come alive in the late 1920s, showing the early infrastructure of logging and tourism before modern highway expansions. Trace the Boston and Maine RR into Lincoln, or locate local landmarks like The Profile and the Profile Golf Club.
    2 unique versions available
  7. 1931 Map of Plymouth
    1931 Map of Plymouth
    1931 Plymouth
    1931 Print · USGS
    Grafton County communities are linked by the Boston and Maine Railroad during the early thirties. Genealogists can trace family roots through numerous rural landmarks like Thornton Center, Blair Sch, and the riverside landings at Livermore Falls.
    5 unique versions available
  10. 1932 Map of Franconia
    1932 Map of Franconia
    1932 Franconia
    1932 Print · USGS
    The White Mountains in the early 1930s reveal a landscape caught between industrial timbering and the rise of mountain tourism. Researchers can trace the path of the Logging RR or locate family landmarks like the Russell Farm and Fairview.
    5 unique versions available
  13. 1949 Map of Portland
    1949 Map of Portland
    1949 Portland
    1949 Print · USGS
    Coastal Maine and the New Hampshire interior are shown in detail during the late forties, from the bustling harbors to the lakeside villages. Researchers can trace historical rail networks like the Boston & Maine RR and locate coastal defenses such as Fort Preble.
    3 unique versions available
  16. 1950 Map of Lewiston
    1950 Map of Lewiston
    1950 Lewiston
    1950 Print · USGS
    The Maine and New Hampshire borderlands come alive in this post-war survey of the White Mountains and Androscoggin valley. Genealogists and historians can trace rail lines like the Maine Central Railroad and find high-altitude landmarks from Mount Washington to Bretton Woods.
    2 unique versions available
  19. 1956 Map of Portland, 1963 Print
    1956 Map of Portland, 1963 Print
    1956 Portland
    1963 Print · USGS
    Southern Maine and eastern New Hampshire are captured here in the mid-fifties, during a time of major highway expansion and military growth. You can trace the path of the Maine Turnpike and locate landmarks like the Portsmouth Naval Shipyard and Sebago Lake.
    4 unique versions available
  22. 1956 Map of Lewiston, 1975 Print
    1956 Map of Lewiston, 1975 Print
    1956 Lewiston
    1975 Print · USGS
    The Northern New England interior is documented here in the mid-fifties, from the industrial Androscoggin River to the high peaks of the White Mountains. Trace the Grand Trunk Railway through mountain passes or locate family landmarks near Sabbathday Lake and Bretton Woods.
  25. 1959 Map of Portland
    1959 Map of Portland
    1959 Portland
    1959 Print · USGS
    The Maine and New Hampshire coastlines meet in this mid-century portrait of maritime commerce and inland rail networks. Researchers can trace the legacy of coastal defense at Fort Williams and follow the historic path of the Maine Central RR through the White Mountain National Forest.
    2 unique versions available
  28. 1961 Map of Lewiston
    1961 Map of Lewiston
    1961 Lewiston
    1961 Print · USGS
    Western Maine and the White Mountains appear here during the early sixties, showing the industrial river towns and vast timberlands before the modern interstate era. Genealogists and historians can trace the Grand Trunk RR through Berlin or locate landmarks like Old Speck Mountain and Elephant Mountain.
  31. 1962 Map of Lewiston
    1962 Map of Lewiston
    1962 Lewiston
    1962 Print · USGS
    The industrial river valleys and high peaks of Maine and New Hampshire define the region in the early sixties. Trace the rail-and-river network from Lewiston to the White Mountains, passing through mill towns like Berlin and Rumford.
  34. 1963 Map of Portland
    1963 Map of Portland
    1963 Portland
    1963 Print · USGS
    Coastal Maine and New Hampshire thrived as maritime and industrial hubs during the mid-sixties, linked by a dense network of rail and river. Researchers can trace historic transit corridors like the Maine Central RR and locate key sites such as the Portsmouth Naval Shipyard or Pease Air Force Base.
    3 unique versions available
  37. 1967 Map of Lincoln, 1972 Print
    1967 Map of Lincoln, 1972 Print
    1967 Lincoln
    1972 Print · USGS
    Grafton County's mountainous heart is captured here in the late sixties, showing the growth of Lincoln as a mountain gateway. Researchers can trace historic paths like the Appalachian Trail or locate local landmarks including Riverside Cem and the Drive-in Theater.
    4 unique versions available
  40. 1967 Map of Mt. Osceola, 1972 Print
    1967 Map of Mt. Osceola, 1972 Print
    1967 Mt. Osceola
    1972 Print · USGS
    Grafton County's interior wilderness is captured here in the late sixties, showing the remote peaks and trail systems of the White Mountain National Forest. Trace the early routes of the Kancamagus Highway and find landmark sites like Thoreau Falls and Greeley Ponds.
    3 unique versions available
  43. 1969 Map of Lewiston
    1969 Map of Lewiston
    1969 Lewiston
    1969 Print · USGS
    The northern New England highlands come into focus during the mid-fifties, showing the vital rail and river networks connecting industrial centers to the deep woods. Researchers can trace the path of the Grand Trunk RR or locate landmarks like Mt Washington and Rangeley Lake.
  46. 1980 Map of Plymouth, 1981 Print
    1980 Map of Plymouth, 1981 Print
    1980 Plymouth
    1981 Print · USGS
    Grafton County's river valleys were well-established by the early 1980s, balancing local industry with institutional growth. Genealogists and historians can trace the foundations of Plymouth, locate the Holderness Sch, and find family plots at Blair Cem or the Townhall Campton Ch.
    2 unique versions available
  49. 1980 Map of Squam Mountains, 1981 Print
    1980 Map of Squam Mountains, 1981 Print
    1980 Squam Mountains
    1981 Print · USGS
    The Squam Lake shoreline and high peaks of the Sandwich Range define this central New Hampshire landscape in the early eighties. Genealogists and hikers can trace historical routes like the Sandwich Notch Road, the Old RR Grade, and localized landmarks including the Covered Bridge.
    2 unique versions available
  52. 1980 Map of Waterville Valley, 1981 Print
    1980 Map of Waterville Valley, 1981 Print
    1980 Waterville Valley
    1981 Print · USGS
    Waterville Valley and the surrounding peaks of the White Mountains are captured here in the early 1980s as the recreation economy matured. Researchers can locate the Mad River Cem, trace the old Sandwich Notch Road, and identify historic bridges like Sixmile Bridge.
    3 unique versions available
  55. 1980 Map of Woodstock, 1981 Print
    1980 Map of Woodstock, 1981 Print
    1980 Woodstock
    1981 Print · USGS
    Grafton County's river valley communities are documented here in the early eighties, showing the alignment of modern roads alongside traditional mountain settlements. You can locate family-history landmarks like Pine Grove Cem and Thornton Ch or trace the drainage of Mirror Lake into the Pemigewasset River.
    2 unique versions available
  58. 1986 Map of Lake Winnipesaukee
    1986 Map of Lake Winnipesaukee
    1986 Lake Winnipesaukee
    1986 Print · USGS
    The Lakes Region in the mid-eighties shows a landscape of dense water bodies and mountain ranges at the peak of its twentieth-century character. Trace the legacy of old rail lines like the Boston and Maine RR and locate historic centers from Rumney Depot to Melvin Village.
    2 unique versions available
  61. 1986 Map of Mount Washington
    1986 Map of Mount Washington
    1986 Mount Washington
    1986 Print · USGS
    The northern New England highlands are shown here in the mid-eighties, centered on the high peaks and river valleys of the New Hampshire borderlands. Researchers can trace historic transportation lines like the Mount Washington Cog Railway and the Maine Central Railroad near Gorham and Lancaster.
  64. 1988 Map of Mount Washington, 1989 Print
    1988 Map of Mount Washington, 1989 Print
    1988 Mount Washington
    1989 Print · USGS
    The New Hampshire high country in the late 1980s is defined by its iconic peaks and the legacy of mountain tourism. Trace the routes of the historic Mount Washington Cog Railway and the Maine Central RR through the gaps of Crawford Notch State Park.
  67. 1995 Map of Lincoln, 2000 Print
    1995 Map of Lincoln, 2000 Print
    1995 Lincoln
    2000 Print · USGS
    Grafton County during the late twentieth century was a landscape shaped by wilderness preservation and alpine recreation. Researchers can locate community landmarks like Lin-Wood High School, Riverside Cem, and the iconic Covered Bridge near the town of Lincoln.
  70. 1995 Map of Woodstock, 2000 Print
    1995 Map of Woodstock, 2000 Print
    1995 Woodstock
    2000 Print · USGS
    Grafton County's mountain valley is captured in the mid-1990s as the river-based communities of Woodstock and Thornton sit alongside preserved wildlands. Researchers can locate the Thornton School, Thornton Church, and Pine Grove Cemetery along the PEMIGEWASSET RIVER.
  73. 1995 Map of Plymouth, 2000 Print
    1995 Map of Plymouth, 2000 Print
    1995 Plymouth
    2000 Print · USGS
    Grafton County life centered on the Pemigewasset River and Baker River in the mid-nineties, showing the region's mix of mountain forest and valley industry. Genealogists and historians can trace sites like Campton Hollow, Trinity Church, and the Blair Cemetery.
Showing maps 1-25 of 28

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