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1940s Maps of Harford County, Maryland

Explore 19 historic maps of Harford County from the 1940s. These maps offer a rare glimpse into what life looked like during the 1940s — 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 Harford County's landscape evolved across the 1940s, 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 1940s, 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 Harford County's history through authentic maps from the 1940s. This is your window into the past.

Harford County, MD maps

(19)
  1. 1941 Map of Gunpowder
    1941 Map of Gunpowder
    1941 Gunpowder
    1941 Print · USGS
    The Chesapeake tidewater and the Gunpowder River valley are caught in their pre-war rural state in this early 1940s survey. Researchers can trace the paths of the P.R.R. System and locate historic sites like Harford Furnace and Osbornes Ruins.
  4. 1942 Map of Havre De Grace
    1942 Map of Havre De Grace
    1942 Havre De Grace
    1942 Print · USGS
    The Susquehanna riverfront and Mason-Dixon borderlands are captured here in the early 1940s, just as modern infrastructure began to reshape the region. Genealogists can trace family roots through landmarks like Smith Chapel, Lees Mill, and the Brookview Cem near Rising Sun.
    4 unique versions available
  7. 1942 Map of Bel Air
    1942 Map of Bel Air
    1942 Bel Air
    1942 Print · USGS
    Harford and York counties at the start of the 1940s show a landscape shaped by the Maryland and Pennsylvania R.R. and deep-cut creek valleys. Trace the local rail-and-mill economy through Clermont Mills, Whiteford, and the village of Delta near the state line.
  10. 1944 Map of Norrisville
    1944 Map of Norrisville
    1944 Norrisville
    1944 Print · USGS
    Maryland and Pennsylvania borderlands meet along the Mason and Dixon Line during the mid-1940s. Genealogists and researchers can trace rural life through landmarks like Ivory Mill, Ebaughs School, and the McKendree Church.
  13. 1944 Map of Phoenix
    1944 Map of Phoenix
    1944 Phoenix
    1944 Print · USGS
    Baltimore and Harford counties meet here during the mid-1940s, a landscape of historic manors and river-driven commerce. Genealogists can trace family roots through numerous country parishes like Clynmalira Church and small rural hubs like Monkton and Jacksonville.
  16. 1944 Map of Hanesville
    1944 Map of Hanesville
    1944 Hanesville
    1944 Print · USGS
    Coastal Kent County appears in the mid-1940s as a landscape of rural crossroads and tidal creeks along the Chesapeake. Genealogists and local historians can trace family land across Fairlee Neck or locate community landmarks like St Georges Ch and Melitota.
  19. 1944 Map of Perryman
    1944 Map of Perryman
    1944 Perryman
    1944 Print · USGS
    Harford County's coastal and military landscape is captured here during the height of the Second World War. Genealogists and historians can trace the intersection of family homesteads and military expansion near Perryman, the Harford Furnace School, and Spesutie Church.
  22. 1944 Map of Spesutie
    1944 Map of Spesutie
    1944 Spesutie
    1944 Print · USGS
    Coastal Harford and Cecil Counties are seen here during the mid-forties, balanced between military expansion and traditional maritime life. Researchers can trace the boundaries of Aberdeen Proving Ground or locate family landmarks like Turkey Point LH and Woodcrest.
  25. 1945 Map of Bel Air
    1945 Map of Bel Air
    1945 Bel Air
    1945 Print · USGS
    The Maryland-Pennsylvania borderlands are captured here at the end of the war, centered on the winding Maryland and Pennsylvania R. R. corridor. Genealogists and historians can trace the early layout of Whiteford, Delta, and Clermont Mills as they appeared in the mid-1940s.
  28. 1948 Map of Baltimore
    1948 Map of Baltimore
    1948 Baltimore
    1948 Print · USGS
    Maryland and Pennsylvania crossroads are captured in the late 1940s, showing a landscape defined by historic rail lines and major military installations. Genealogists can trace family connections in Gettysburg, Westminster, and near the U.S. Naval Academy in Annapolis.
    2 unique versions available
  31. 1948 Map of Belair
    1948 Map of Belair
    1948 Belair
    1948 Print · USGS
    Harford County and southern York County appear at a mid-century crossroads as the post-war era begins. Researchers can trace the winding Maryland and Pennsylvania railroad, find several dozen country churches, and locate industrial relics like the Talc (Abandoned) mine.
    2 unique versions available
  34. 1948 Map of Perryman
    1948 Map of Perryman
    1948 Perryman
    1948 Print · USGS
    Harford County is captured in the late 1940s as military expansion reshapes the Chesapeake shoreline. Genealogists and historians can trace the foundations of Old Baltimore, the historic Spesutie Church, and the rural community of Perryman before modern suburban growth.
    5 unique versions available
  37. 1948 Map of Spesutie
    1948 Map of Spesutie
    1948 Spesutie
    1948 Print · USGS
    The Upper Chesapeake Bay comes alive in the late 1940s, showing the intersection of military testing grounds and quiet coastal necks. Trace the infrastructure of the Aberdeen Proving Ground or locate the lighthouse at Turkey Point and the small settlement of Grove.
    4 unique versions available
  40. 1948 Map of Hanesville, 1985 Print
    1948 Map of Hanesville, 1985 Print
    1948 Hanesville
    1985 Print · USGS
    Kent County's eastern shore comes to life in the mid-century, showing a world of deep-water necks and agricultural landings. Genealogists can trace family roots through St James Church, the settlement at Hanesville, and historic sites like Buck Neck Landing.
    2 unique versions available
  43. 1949 Map of Perryman
    1949 Map of Perryman
    1949 Perryman
    1949 Print · USGS
    Harford County's coastal military and rail corridors are captured in detail just after the Second World War. Researchers can trace the layout of the Aberdeen Proving Ground, locate the historic Spesutie Church, and find the site of Old Baltimore along the Bush River.
  46. 1949 Map of Gunpowder, 1955 Print
    1949 Map of Gunpowder, 1955 Print
    1949 Gunpowder
    1955 Print · USGS
    The upper Chesapeake Bay shorelines of Baltimore and Harford counties are seen here in the late 1940s, marked by heavy rail and growing military installations. Researchers can find coastal landmarks like Stansbury Manor, the historic McComas Institute, and the sprawling Army Chemical Center.
    2 unique versions available
  49. 1949 Map of Gunpowder Neck, 1969 Print
    1949 Map of Gunpowder Neck, 1969 Print
    1949 Gunpowder Neck
    1969 Print · USGS
    The Harford County shoreline and Gunpowder River estuary are captured here just after the war, showing a landscape defined by military exclusion zones and bayside life. Researchers can trace the Military Reservation Boundary across Gunpowder Neck or locate old markers like the Tower and lighthouse on Pooles Island.
    5 unique versions available
  52. 1949 Map of Edgewood, 1975 Print
    1949 Map of Edgewood, 1975 Print
    1949 Edgewood
    1975 Print · USGS
    Harford County's military and industrial landscape is captured here during its mid-century expansion. Researchers can trace the legacy of Harford Furnace, locate the McComas Institute, or find ancestors near Magnolia and Abingdon.
    4 unique versions available
  55. 1949 Map of White Marsh, 1987 Print
    1949 Map of White Marsh, 1987 Print
    1949 White Marsh
    1987 Print · USGS
    Northeast of Baltimore during the mid-century, this area shows the historic settlements along the Gunpowder River valley just before modern suburbanization. Researchers can trace family-named sites like Lynchs Corner and old centers including Kingsville, Glen Arm, and Franklinville.
End of results
Showing maps 1-19 of 19

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Frequently asked questions

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