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1900s (20th Century) Maps of Loon Cove, Alton

Explore 10 historic maps of Loon Cove 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 Loon Cove'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 Loon Cove's history through authentic maps from the 1900s. This is your window into the past.

Loon Cove, Alton maps

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  1. 1919 Map of Gilmanton
    1919 Map of Gilmanton
    1919 Gilmanton
    1919 Print · USGS
    Belknap and Merrimack counties are mapped here just after the Great War, showing a landscape of specialized hamlets and water-driven industry. Researchers can trace the Suncook Valley RR and locate ancestral landmarks like Shaker Village or the Smith Meetinghouse.
    2 unique versions available
  4. 1927 Map of Gilmanton
    1927 Map of Gilmanton
    1927 Gilmanton
    1927 Print · USGS
    Belknap and Merrimack Counties appear here in the late twenties, showing a landscape of rural schoolhouses and established hill towns. Genealogists can trace family names through landmarks like Smith Meetinghouse, Shaker Village, and the South Pittsfield Friends Meetinghouse.
    5 unique versions available
  7. 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
  10. 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
  13. 1957 Map of Gilmanton, 1960 Print
    1957 Map of Gilmanton, 1960 Print
    1957 Gilmanton
    1960 Print · USGS
    Belknap and Merrimack Counties are shown in the late 1950s, a period when rural schoolhouses and communal religious sites still anchored these small towns. Researchers can locate family landmarks like Pearls Corner, the historic Shaker Village, and the prominent Gilmanton Ironworks settlement.
    5 unique versions available
  16. 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
  19. 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
  22. 1986 Map of Concord
    1986 Map of Concord
    1986 Concord
    1986 Print · USGS
    Central New Hampshire in the mid-eighties shows a landscape of river-valley cities and rural villages connected by the growing interstate system. Genealogists and historians can trace old community centers like Gilmanton Ironworks or follow the Boston and Maine Railroad through Concord and Tilton.
  25. 1987 Map of Gilmanton Ironworks
    1987 Map of Gilmanton Ironworks
    1987 Gilmanton Ironworks
    1987 Print · USGS
    Belknap County, New Hampshire, is captured in the late twentieth century as its lakeside communities and mountain forests thrived. Genealogists and local historians can trace the areas around Gilmanton Ironworks, the shores of Crystal Lake, and family-named landmarks like Halls Hill.
    2 unique versions available
  28. 1988 Map of Concord
    1988 Map of Concord
    1988 Concord
    1988 Print · USGS
    Central New Hampshire in the late eighties centers on the industrial and political hub of Concord. Researchers can trace the Boston and Maine RR along the Merrimack River or locate recreation landmarks like Bear Brook State Park and Massabesic Lake.
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  • What are the different types of historical maps available for Loon Cove?
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