Old Maps of Montgomery Township, Pennsylvania for Metal Detecting

Plan your next treasure hunt with 31 historic maps of Montgomery Township. Find old homesites, ghost towns, trails, and gathering spots that may be lost to time — perfect for identifying promising metal detecting locations.

  • Locate forgotten sites: Uncover places like long-lost settlements, abandoned rail lines, or gathering spots.
  • Plan better hunts: Use map overlays combined with LiDAR or satellite views to narrow in on historically rich areas.
  • Made for detectorists: Thousands of hobbyists use these maps to discover relics, coins, and hidden history.

Use these historic maps to boost your research and find new opportunities beneath the surface of Montgomery Township.


Montgomery Township, PA maps

(31)
  1. 1900 Map of Mercersburg
    1900 Map of Mercersburg
    1900 Mercersburg
    1900 Print · USGS
    Franklin County at the turn of the century is captured here as a landscape of iron furnaces and valley farms. Trace the early transport lines through Mercersburg, Richmond Furnace, and the old Southern Pennsylvania Br. rail line.

  2. 1902 Map of Mercersburg
    1902 Map of Mercersburg
    1902 Mercersburg
    1902 Print · USGS
    Franklin and Fulton counties at the opening of the twentieth century show a landscape defined by iron furnaces and mountain gaps. Genealogists and historians can trace rail lines to Mercersburg Junction or locate family sites near Welsh Run and Foltz.
    5 unique versions available

  3. 1912 Map of Williamsport
    1912 Map of Williamsport
    1912 Williamsport
    1912 Print · USGS
    Upper Maryland and the West Virginia panhandle were bustling centers of river and rail transit before the First World War. Researchers can trace the path of the Chesapeake and Ohio Canal and locate family landmarks like Cushwa Mill or the St James School.
    3 unique versions available

  4. 1942 Map of Hagerstown
    1942 Map of Hagerstown
    1942 Hagerstown
    1942 Print · USGS
    The Cumberland Valley and Potomac corridor are captured here at the height of the Second World War rail-and-river era. Genealogists and historians can trace the industrial landscape of Richmond Furnace, the route of the Chesapeake and Ohio Canal, and the grounds of Camp Ritchie.

  5. 1943 Map of Hagerstown
    1943 Map of Hagerstown
    1943 Hagerstown
    1943 Print · USGS
    The Cumberland Valley was a critical wartime logistics hub in the 1940s, teeming with rail traffic and new military installations. Genealogists and historians can trace the Chesapeake and Ohio Canal or locate local landmarks like Richmond Furnace and Camp Ritchie.

  6. 1943 Map of Mercersburg, 1952 Print
    1943 Map of Mercersburg, 1952 Print
    1943 Mercersburg
    1952 Print · USGS
    Mercersburg and the surrounding Cumberland Valley are shown here during the early 1940s as a landscape of rural school districts and rail-side hamlets. Researchers can trace family roots at Mercersburg Academy or locate old sites like Heimbaugh Lime and Claylick Sch.
    6 unique versions available

  7. 1943 Map of Mercersburg, 1955 Print
    1943 Map of Mercersburg, 1955 Print
    1943 Mercersburg
    1955 Print · USGS
    Franklin County in the 1940s is captured here in its transition from a ridge-and-valley wilderness to a settled agricultural heartland. Genealogists can trace family landmarks like Claylick Sch, the historic Mercersburg Academy, and the village of Fort Loudon.
    2 unique versions available

  8. 1944 Map of Clear Spring
    1944 Map of Clear Spring
    1944 Clear Spring
    1944 Print · USGS
    Maryland's Ridge and Valley province is captured here during the mid-1940s, showing a landscape defined by mountain gaps and valley settlements. Researchers can trace rural life through landmarks like Cushwa Mill, Dry Run Store, and the McLaughlin School.

  9. 1944 Map of Mason-Dixon
    1944 Map of Mason-Dixon
    1944 Mason-Dixon
    1944 Print · USGS
    Maryland and Pennsylvania intersect along the creek-carved borderlands in the mid-1940s. Genealogists and researchers can trace family-named sites like Martins Crossroads, find local institutions such as White Pine School, or locate the Fairview Roller Mill.
    2 unique versions available

  10. 1944 Map of Mercersburg
    1944 Map of Mercersburg
    1944 Mercersburg
    1944 Print · USGS
    Franklin County's landscape during the 1940s reveals a well-developed network of small-town institutions and mountain-side preserves. Genealogists and historians can locate specific local landmarks like Mercersburg Academy, the Blue Spring School, and Heinbaugh Lime.

  11. 1944 Map of Williamson
    1944 Map of Williamson
    1944 Williamson
    1944 Print · USGS
    Franklin County's rural landscape is captured here during the mid-forties, showing the township life of Antrim and Montgomery. Genealogists can locate family-named schoolhouses and academies like the Welsh Run Academy and Pinefield School, or trace the rail line through Williamson.
    5 unique versions available

  12. 1944 Map of Williamsport, 1959 Print
    1944 Map of Williamsport, 1959 Print
    1944 Williamsport
    1959 Print · USGS
    Maryland and West Virginia meet along the winding Potomac in the mid-1940s, a landscape defined by river trade and mountain ridges. Genealogists and historians can trace the Chesapeake and Ohio Canal past McCoys Ferry, Cushwa Mill, and the Stonewall Jackson Monument.
    2 unique versions available

  13. 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

  14. 1953 Map of Mason-Dixon, 1954 Print
    1953 Map of Mason-Dixon, 1954 Print
    1953 Mason-Dixon
    1954 Print · USGS
    The Mason-Dixon line bisects this fertile valley in the early 1950s, where the winding Conococheague Creek meets a network of country roads. Genealogists can trace old family sites and schools like Sunrise Sch, Steckerberger Sch, and the hamlet of Huyett.
    4 unique versions available

  15. 1954 Map of Baltimore
    1954 Map of Baltimore
    1954 Baltimore
    1954 Print · USGS
    The Mid-Atlantic region in the early fifties shows a landscape of growing suburban centers and heavy rail corridors. Trace mid-century transit networks and military landmarks from the Aberdeen Proving Ground to the Gettysburg National Military Park.

  16. 1955 Map of Clear Spring, 1956 Print
    1955 Map of Clear Spring, 1956 Print
    1955 Clear Spring
    1956 Print · USGS
    The Maryland-Pennsylvania borderlands are captured here in the mid-fifties, centered on the historic Mason and Dixon Line. Researchers and genealogists can trace the rural network of the National Pike through Kasiesville and locate family sites like Cushwa Cem.
    3 unique versions available

  17. 1956 Map of Baltimore
    1956 Map of Baltimore
    1956 Baltimore
    1956 Print · USGS
    Mid-century Maryland and Pennsylvania are captured here during a period of massive suburban and military growth across the Chesapeake region. Genealogists and historians can trace the rail corridors of the Baltimore & Ohio RR and locate landmarks like Fort McHenry or the Aberdeen Proving Ground.

  18. 1957 Map of Baltimore, 1964 Print
    1957 Map of Baltimore, 1964 Print
    1957 Baltimore
    1964 Print · USGS
    Maryland and Southern Pennsylvania are shown during the mid-century expansion of the Baltimore-Washington corridor. Researchers can trace the extensive rail lines of the Baltimore & Ohio RR and locate sites like Fort Detrick and Gettysburg National Military Park.
    5 unique versions available

  19. 1961 Map of Baltimore
    1961 Map of Baltimore
    1961 Baltimore
    1961 Print · USGS
    Maryland and Pennsylvania are captured at a mid-century peak of industrial and military expansion. Genealogists and historians can trace rail corridors like the Western Maryland Ry or locate regional landmarks such as Camp Detrick and Kent Island.

  20. 1983 Map of Hagerstown, 1984 Print
    1983 Map of Hagerstown, 1984 Print
    1983 Hagerstown
    1984 Print · USGS
    The tri-state borderlands of Maryland, Pennsylvania, and West Virginia are shown in the early eighties as a hub of military installations and valley towns. Genealogists and historians can trace the landscape from Gettysburg National Military Park to the banks of the Potomac River.
    2 unique versions available

  21. 1989 Map of Baltimore
    1989 Map of Baltimore
    1989 Baltimore
    1989 Print · USGS
    The Mid-Atlantic corridor in the late eighties is captured here, from the Baltimore harbor to the Blue Ridge foothills. Researchers can trace the sprawling footprints of Aberdeen Proving Ground, the historic grounds of Gettysburg National Military Park, and the winding Susquehanna River.

  22. 1990 Map of Mercersburg, 1995 Print
    1990 Map of Mercersburg, 1995 Print
    1990 Mercersburg
    1995 Print · USGS
    The Mercersburg valley in the early nineties is a landscape of mountain ridges and historic education hubs. Researchers can trace the legacy of local families through landmarks like Spring Grove Cem, the Old Railroad Grade, and Mercersburg Academy.

  23. 1990 Map of Williamson, 1995 Print
    1990 Map of Williamson, 1995 Print
    1990 Williamson
    1995 Print · USGS
    Franklin County's rolling hills and limestone creeks are captured here in the early nineties, showing a landscape defined by historic settlements and water. Genealogists can trace family connections at Montgomery Ch, the Martins Mill Covered Bridge, and the community at Welsh Run.

  24. 2011 Map of Clear Spring, 2011 Print
    2011 Map of Clear Spring, 2011 Print
    2011 Clear Spring
    2011 Print · USGS
    Covers Montgomery Township, including Clear Spring, Ashton, and other nearby areas

  25. 2014 Map of Clear Spring, 2014 Print
    2014 Map of Clear Spring, 2014 Print
    2014 Clear Spring
    2014 Print · USGS
    Covers Montgomery Township, including Clear Spring, Ashton, and other nearby areas

Showing maps 1-25 of 31

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Frequently asked questions

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