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

Explore 43 historic maps of Belknap 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 Belknap 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 Belknap County's history through authentic maps from the 1900s. This is your window into the past.

Belknap County, NH maps

(43)
  1. 1909 Map of Winnepesaukee
    1909 Map of Winnepesaukee
    1909 Winnepesaukee
    1909 Print · USGS
    New Hampshire’s Lakes Region is captured here during the height of the steamship era, showing the intricate shoreline and island networks of the state's largest lake. Researchers can trace the Boston and Maine RR through LACONIA or locate early lakeside landings like The Weirs, Center Harbor, and Melvin Village.
    9 unique versions available
  4. 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
  7. 1919 Map of Alton
    1919 Map of Alton
    1919 Alton
    1919 Print · USGS
    Eastern New Hampshire in the years following the Great War reveals a landscape of high ridges and valley settlements. Trace ancestral roots through small rural outposts like Middleton Corners and schools like the Willeytown School or Ten Rod School.
    6 unique versions available
  10. 1925 Map of Holderness, 1956 Print
    1925 Map of Holderness, 1956 Print
    1925 Holderness
    1956 Print · USGS
    Central New Hampshire in the mid-twenties centers on the Pemigewasset River and the bustling rail corridor. Genealogists can trace a network of rural schoolhouses like Sargent School and landmarks including Profile Falls and the Bay Meeting House.
  13. 1927 Map of Penacook
    1927 Map of Penacook
    1927 Penacook
    1927 Print · USGS
    The Merrimack and Winnipesaukee valleys in the mid-1920s reveal a landscape of river-powered industry and rural school districts. Researchers can trace dozens of family-named landmarks and institutions, from Kezer Seminary to the Soldiers Home and Swetts Mills.
    8 unique versions available
  16. 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
  19. 1927 Map of Holderness
    1927 Map of Holderness
    1927 Holderness
    1927 Print · USGS
    The Lakes Region in the late twenties reveals a landscape of small hill-town schools and winding river valleys. Genealogists can locate family landmarks like Sargent School, Dana Church, and numerous small waters from Squam Lake to Wickwas Pond.
    6 unique versions available
  22. 1928 Map of Wolfeboro
    1928 Map of Wolfeboro
    1928 Wolfeboro
    1928 Print · USGS
    The Lakes Region thrives in the late twenties as a premier destination for rail travelers and summer residents. Trace family history through Wolfeboro landmarks like Brewster Academy or find old stop-offs along the Boston and Maine RR.
    7 unique versions available
  25. 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
  28. 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
  31. 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
  34. 1956 Map of Winnipesaukee, 1958 Print
    1956 Map of Winnipesaukee, 1958 Print
    1956 Winnipesaukee
    1958 Print · USGS
    Central New Hampshire in the mid-fifties is captured here as a premier lake destination and transportation corridor. Genealogists and historians can trace rail routes along the Boston and Maine RR and locate local landmarks like Red Hill Cem and Union Wharf.
    4 unique versions available
  37. 1956 Map of Penacook, 1959 Print
    1956 Map of Penacook, 1959 Print
    1956 Penacook
    1959 Print · USGS
    Merrimack County’s river valleys and rail lines are captured here in the mid-fifties, showing the industrial and civic hubs of Franklin and Penacook. Genealogists can locate family landmarks like Snyders Mill and Gerrish Corner or historic sites like the Daniel Webster Birthplace.
    3 unique versions available
  40. 1956 Map of Holderness, 1959 Print
    1956 Map of Holderness, 1959 Print
    1956 Holderness
    1959 Print · USGS
    New Hampshire’s Lakes Region and the Pemigewasset valley are captured here in the mid-fifties as the area’s rail-and-road network supported growing tourism and local industry. Genealogists can trace family sites at the Bay Meetinghouse, North Sanbornton, and small rural schoolhouses like River Road Sch.
    3 unique versions available
  43. 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
  46. 1957 Map of Alton, 1959 Print
    1957 Map of Alton, 1959 Print
    1957 Alton
    1959 Print · USGS
    Eastern New Hampshire’s Lakes Region and the Blue Hill Range are captured here during the late 1950s. Genealogists and researchers can locate old schoolhouses and crossroads, including Austin Cate Academy, Gerrish Chapel, and the Nute Ridge Sch.
    4 unique versions available
  49. 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
  52. 1958 Map of Wolfeboro, 1960 Print
    1958 Map of Wolfeboro, 1960 Print
    1958 Wolfeboro
    1960 Print · USGS
    Central New Hampshire's lake country is captured here in the late fifties, showing the established rail lines and summer colonies. Genealogists can trace family names across Federal Corner, locate Union Church, or study the grounds of Brewster Academy.
    2 unique versions available
  55. 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
  58. 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
  61. 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
  64. 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
  67. 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.
  70. 1987 Map of Winnisquam Lake
    1987 Map of Winnisquam Lake
    1987 Winnisquam Lake
    1987 Print · USGS
    The Lakes Region of New Hampshire appears here in the late twentieth century, showing a landscape of interconnected basins and protected woodlands. Genealogists and local researchers can trace family landmarks near Meredith Center, Gaza, and the Bay Meetinghouse.
  73. 1987 Map of Holderness
    1987 Map of Holderness
    1987 Holderness
    1987 Print · USGS
    The Lakes Region at the close of the twentieth century shows a landscape of interconnected waters and rising hills. Genealogists and local historians can trace family landmarks like Dolloff Hill, rural Cem sites, and the extent of Sky Pond State Forest.
Showing maps 1-25 of 43

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