Old Maps of Slippery Rock Township, Pennsylvania for Metal Detecting

Plan your next treasure hunt with 34 historic maps of Slippery Rock 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 Slippery Rock Township.


Slippery Rock Township, PA maps

(34)
  1. 1902 Map of New Castle, 1956 Print
    1902 Map of New Castle, 1956 Print
    1902 New Castle
    1956 Print · USGS
    Lawrence and Beaver counties were industrial powerhouses at the turn of the century, defined by a massive intersection of river and rail. Researchers can trace the complex rail networks of the Pennsylvania RR and find historic hubs like New Castle, Ellwood City, and New Galilee.

  2. 1904 Map of Newcastle
    1904 Map of Newcastle
    1904 Newcastle
    1904 Print · USGS
    Lawrence and Beaver Counties are captured at a peak of industrial expansion during the early 1900s, when the river valleys were heavy with rail traffic. Genealogists and historians can trace the early footprints of Newcastle, the remote Thompson Run Mines, and the vanished Irish Ripple Newport PO.
    6 unique versions available

  3. 1908 Map of Zelienople, 1963 Print
    1908 Map of Zelienople, 1963 Print
    1908 Zelienople
    1963 Print · USGS
    Butler County and parts of Lawrence and Beaver Counties are shown in the first decade of the 1900s, when the region's river-and-rail economy was in full swing. Genealogists and historians can trace family roots at McConnells Mill, locate schools like Tollgate School, or explore the early streets of Zelienople and Harmony.

  4. 1910 Map of Zelienople
    1910 Map of Zelienople
    1910 Zelienople
    1910 Print · USGS
    Western Pennsylvania in the early twentieth century is a landscape of thriving creek-side towns and intersecting rail lines. Genealogists can trace family roots through numerous rural landmarks like McConnells Mill, Zion Church, and the many country schoolhouses including American School.
    5 unique versions available

  5. 1913 Map of Mercer
    1913 Map of Mercer
    1913 Mercer
    1913 Print · USGS
    Mercer and Grove City anchor this early twentieth-century landscape during a period of coal mining and railway expansion. Genealogists can trace family roots through numerous local schools like Bottle Hill School and rural settlements such as Pardoe and Amsterdam.
    6 unique versions available

  6. 1939 Map of Mercer, 1959 Print
    1939 Map of Mercer, 1959 Print
    1939 Mercer
    1959 Print · USGS
    Western Pennsylvania during the late 1930s shows a landscape of thriving coal mining, manufacturing, and education. Researchers can trace the rail-and-river economy through the Pennsylvania railroad lines, the Number Five Mine, and the local Normal School.

  7. 1943 Map of Mercer
    1943 Map of Mercer
    1943 Mercer
    1943 Print · USGS
    Mid-century Mercer County and northern Lawrence County are captured here as vital hubs of Pennsylvania rail and milling. Researchers can trace the legacy of local industry at Kimbles Mills, the Number Five Mine, and the Slippery Rock State Normal School.

  8. 1950 Map of Cleveland
    1950 Map of Cleveland
    1950 Cleveland
    1950 Print · USGS
    Covers Slippery Rock Township, including Cleveland, Akron, and other nearby areas

  9. 1951 Map of Canton
    1951 Map of Canton
    1951 Canton
    1951 Print · USGS
    The industrial heartland of Ohio and Pennsylvania reached its mid-century peak during this era of heavy rail and river transit. Genealogists and historians can trace the development of steel towns like Aliquippa and Weirton alongside the Ohio River and major lines of the Pennsylvania RR.

  10. 1953 Map of Canton
    1953 Map of Canton
    1953 Canton
    1953 Print · USGS
    The industrial heartland of Ohio and Pennsylvania is captured at its mid-century peak in this detailed regional survey. Genealogists and historians can trace the vast rail networks of the Pennsylvania RR and find local landmarks like Nimisila Reservoir and Tappan Reservoir.

  11. 1956 Map of Cleveland, 1967 Print
    1956 Map of Cleveland, 1967 Print
    1956 Cleveland
    1967 Print · USGS
    Northeast Ohio and Western Pennsylvania are shown at their industrial height during the mid-fifties, from the steel mills to the lakeshore. Researchers can trace the massive Ravenna Arsenal, the Ohio Turnpike, and vanished rail sidings of the B & O RR.
    3 unique versions available

  12. 1957 Map of Canton, 1971 Print
    1957 Map of Canton, 1971 Print
    1957 Canton
    1971 Print · USGS
    The industrial heartland of eastern Ohio and western Pennsylvania comes alive in this mid-century survey of the Ohio River Valley. Trace the heritage of rail and river commerce through Pittsburgh, the massive steel towns along the Ohio River, and major junctions on the Pennsylvania RR.
    3 unique versions available

  13. 1958 Map of New Castle South, 1960 Print
    1958 Map of New Castle South, 1960 Print
    1958 New Castle South
    1960 Print · USGS
    Lawrence County industrial life is captured here in the late fifties, showcasing the complex rail networks and mining operations south of New Castle. Researchers can trace family roots through numerous parish sites and rural schools like St Nicholas Cem, Greenwood Ch, and Rural Hill Sch.
    4 unique versions available

  14. 1961 Map of Harlansburg, 1964 Print
    1961 Map of Harlansburg, 1964 Print
    1961 Harlansburg
    1964 Print · USGS
    Lawrence County at the dawn of the 1960s reveals a rural landscape defined by active mining and quiet river camps. Genealogists and local historians can trace family-named roads and sites like Harlansburg, Elliotts Mills, and the Jackson School.
    3 unique versions available

  15. 1961 Map of Portersville, 1964 Print
    1961 Map of Portersville, 1964 Print
    1961 Portersville
    1964 Print · USGS
    The Slippery Rock Creek gorge and the industrial plateaus of Butler and Lawrence Counties are captured here in the early sixties. Researchers can trace rural lineages through Mt Hope Cem, visit Kennedy Mill, or locate mid-century coal operations like the strip mines near Portersville.
    4 unique versions available

  16. 1962 Map of Canton
    1962 Map of Canton
    1962 Canton
    1962 Print · USGS
    The industrial heartland of Eastern Ohio and Western Pennsylvania thrives in the early sixties as steel mills and rail lines dominate the river valleys. Genealogists and historians can trace local landmarks like McKinley National Memorial, Malone College, and industrial sites such as Republic Steel Corp.
    2 unique versions available

  17. 1962 Map of Cleveland
    1962 Map of Cleveland
    1962 Cleveland
    1962 Print · USGS
    Northeast Ohio and the Pennsylvania borderlands appear here during the industrial peak of the early sixties. Genealogists and historians can trace the expansive rail lines of the Nickel Plate Road and the growth of suburbs from Parma to Lyndhurst.

  18. 1986 Map of East Liverpool
    1986 Map of East Liverpool
    1986 East Liverpool
    1986 Print · USGS
    The tri-state border region in the 1980s reveals a landscape shaped by the Ohio River and a massive rail network. Researchers can trace the industrial footprint of East Liverpool and Midland or locate inland landmarks like Pine Lake and Strip Mines.
    2 unique versions available

  19. 1986 Map of Youngstown, 1988 Print
    1986 Map of Youngstown, 1988 Print
    1986 Youngstown
    1988 Print · USGS
    The industrial corridor of the Mahoning Valley and the collegiate towns of Western Pennsylvania are captured here in the mid-eighties. Researchers can trace the rail lines of the Conrail network or locate historical sites like Churchill and Crown Hill Cem.
    2 unique versions available

  20. 2010 Map of New Castle South, 2010 Print
    2010 Map of New Castle South, 2010 Print
    2010 New Castle South
    2010 Print · USGS
    The industrial river valleys of Lawrence County come into focus in the early 2000s as the Shenango River and Beaver River guide local settlement. Researchers can trace family roots at Saint Vitus Cemetery or explore the corridor between South New Castle and Wampum.

  21. 2010 Map of Portersville, 2010 Print
    2010 Map of Portersville, 2010 Print
    2010 Portersville
    2010 Print · USGS
    Portersville and the surrounding Butler County hills are shown in this modern survey during a period of established recreation and preserved industrial history. Genealogists and hikers can trace the creek-side bridges and landmarks like The Wilroy Iron Furnace, Mount Hope Cemetery, and Slippery Rock Creek Gorge.

  22. 2010 Map of Harlansburg, 2010 Print
    2010 Map of Harlansburg, 2010 Print
    2010 Harlansburg
    2010 Print · USGS
    Harlansburg and the surrounding rural townships are documented here during a period of modern agricultural and recreational use. Researchers can locate family landmarks and community centers such as Stevenson Cemetery, Elliotts Mills, and Plain Grove.

  23. 2013 Map of New Castle South, 2013 Print
    2013 Map of New Castle South, 2013 Print
    2013 New Castle South
    2013 Print · USGS
    The industrial corridor south of New Castle is shown here in the early 21st century as it follows the rivers and rail lines. You can trace the development of riverside towns like Wampum, Chewton, and West Pittsburg or find landmarks like Jackson Airport.

  24. 2013 Map of Portersville, 2013 Print
    2013 Map of Portersville, 2013 Print
    2013 Portersville
    2013 Print · USGS
    Butler County's deep gorges and early industrial sites are well-documented in this 2013 survey of the Portersville area. Researchers can locate the historic The Willroy Iron Furnace, the site at McConnells Mill, and family-named landmarks like Kennedy Mill.

  25. 2013 Map of Harlansburg, 2013 Print
    2013 Map of Harlansburg, 2013 Print
    2013 Harlansburg
    2013 Print · USGS
    Lawrence County’s rural character and long-standing community hubs are shown here in the early twenty-first century. Researchers can trace local development around Harlansburg and Elliotts Mills or locate regional sites like Camp Rentz.

Showing maps 1-25 of 34

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