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Old Maps of Port Mahon, Delaware for Genealogy

Trace your family roots with 15 historic maps of Port Mahon. These high-res maps reveal old neighborhoods, homesites, landmarks, and streets — helping you uncover where your ancestors lived and how the area evolved over time.

  • Explore historic neighborhoods: Identify where your relatives may have lived in the 1800s or 1900s.
  • Compare maps over time: Trace the changes in streets, buildings, and landmarks for multi-generational research.
  • Perfect for genealogy & ancestry research: Used by family historians and researchers to map out lineage and migration.

These maps are an incredible resource for exploring your personal connection to Port Mahon's past.

Port Mahon, DE maps

(15)
  1. 1899 Map of Vineland
    1899 Map of Vineland
    1899 Vineland
    1899 Print · USGS
    Cumberland and Salem counties come alive in the late nineteenth century, showcasing a thriving coastal economy of rail lines and river ports. Genealogists and researchers can trace family lands near Maskells Mill, the oyster docks of Bivalve, or the rural junction at New England Cross Roads.
    3 unique versions available
  4. 1919 Map of Vineland, 1921 Print
    1919 Map of Vineland, 1921 Print
    1919 Vineland
    1921 Print · USGS
    Cumberland County’s coastal oyster ports and inland industrial centers are captured here during a period of peak maritime activity. Genealogists and historians can trace rail lines like the Central R. R. of New Jersey or locate vanished sites like Whitehall Ldg. and Sheppards Mill.
  7. 1934 Map of Bowers
    1934 Map of Bowers
    1934 Bowers
    1934 Print · USGS
    Coastal Kent County in the mid-1930s is a landscape of tidal marshes and tight-knit farming communities tied to the bay. Researchers can trace ancestral roots at Barratts Chapel, find rural schoolhouses like St Jones Sch, and locate old river settlements like Barkers Landing.
  10. 1936 Map of Bowers
    1936 Map of Bowers
    1936 Bowers
    1936 Print · USGS
    Coastal Kent County appears in the mid-1930s as a landscape of tidal marshes, small farming districts, and vital river landings. Genealogists can trace family footprints through sites like Barretts Chapel, Barkers Landing, and rural schools like Cowgill Sch.
    4 unique versions available
  13. 1946 Map of Wilmington, 1948 Print
    1946 Map of Wilmington, 1948 Print
    1946 Wilmington
    1948 Print · USGS
    The Delaware Valley and Jersey Shore emerge in this mid-century portrait of a region defined by river commerce and seaside growth. Genealogists and historians can trace the rail networks of the Pennsylvania Railroad, locate early airfields like Dover Airpark, and find river defenses at Fort Delaware.
    2 unique versions available
  16. 1949 Map of Little Creek
    1949 Map of Little Creek
    1949 Little Creek
    1949 Print · USGS
    The Delaware coast in the late 1940s shows a landscape of tidal marshes and growing military aviation. Researchers can locate the Friends Meetinghouse, the Moors Cem, and the specialized Dover Army Air Base Strafing Range near the Mahon River.
    3 unique versions available
  19. 1955 Map of Wilmington
    1955 Map of Wilmington
    1955 Wilmington
    1955 Print · USGS
    The Delaware Valley and Jersey Shore are seen here during the mid-fifties era of rapid suburban expansion and highway development. You can trace the path of the New Jersey Turnpike, locate the Fort Dix Military Reservation, or explore the rail networks of the Pennsylvania Railroad.
  22. 1956 Map of Little Creek, 1958 Print
    1956 Map of Little Creek, 1958 Print
    1956 Little Creek
    1958 Print · USGS
    The Kent County coast in the mid-1950s shows a landscape of tidal marshes and military expansion. Genealogists can trace family sites at the Friends Meetinghouse or Moors Cem while exploring the docks at Dona Landing.
    5 unique versions available
  25. 1957 Map of Wilmington
    1957 Map of Wilmington
    1957 Wilmington
    1957 Print · USGS
    The mid-Atlantic coastal plain comes alive in the mid-fifties as the New Jersey Turnpike and Garden State Parkway redefine travel. Researchers can trace the rail-to-road transition and find landmarks like Ship John Shoal Light and the Fort Dix Military Reservation.
    2 unique versions available
  28. 1959 Map of Wilmington
    1959 Map of Wilmington
    1959 Wilmington
    1959 Print · USGS
    The Delaware Valley and Jersey Shore are seen here in the late fifties, during a period of massive suburban and highway expansion. Researchers can trace mid-century infrastructure like the N J Turnpike or locate coastal landmarks from Barnegat Bay to the Maurice River.
    3 unique versions available
  31. 1966 Map of Wilmington, 1968 Print
    1966 Map of Wilmington, 1968 Print
    1966 Wilmington
    1968 Print · USGS
    The Delaware Valley and Jersey Shore are seen here in the mid-1960s, documenting a landscape of dense industrial cities and emerging coastal resorts. Researchers can trace the sprawling rail networks of the Pennsylvania Railroad or locate landmarks like Fort Dix Military Reservation and Elk Neck State Park.
    4 unique versions available
  34. 1972 Map of Wilmington, 1976 Print
    1972 Map of Wilmington, 1976 Print
    1972 Wilmington
    1976 Print · USGS
    The Delaware Valley and Jersey Shore are seen here in the 1970s, showcasing the region's dense transport networks and vast state forests. Trace early coastal development near Atlantic City or locate rural landmarks like Mount Holly and Dover Air Force Base.
    2 unique versions available
  37. 1984 Map of Dover, 1985 Print
    1984 Map of Dover, 1985 Print
    1984 Dover
    1985 Print · USGS
    The Delaware Bay coastline and its surrounding communities are captured here in the mid-1980s. Genealogists and historians can trace the growth of Dover, locate rural landmarks like St Augustine, or study the rail networks of CONRAIL and the Dover Air Force Base.
  40. 1993 Map of Little Creek
    1993 Map of Little Creek
    1993 Little Creek
    1993 Print · USGS
    The Delaware coastline near Little Creek comes to life in the early nineties as the vast marshlands meet the expanding outskirts of Dover. Researchers can trace family sites at Friends Meetinghouse Cem, explore the reaches of Port Mahon, or locate the historic Leipsic River Range Light.
  43. 2023 Map of Little Creek, 2023 Print
    2023 Map of Little Creek, 2023 Print
    2023 Little Creek
    2023 Print · USGS
    The Kent County coast comes into focus in this contemporary survey of the salt marshes and military installations east of Dover. Researchers can trace the legacy of local families at Moors Cem and Little Creek Cem or explore the maritime edge at Port Mahon.
End of results
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