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Old Maps of Mercer Township, Pennsylvania for Metal Detecting

Plan your next treasure hunt with 19 historic maps of Mercer 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 Mercer Township.

Mercer Township, PA maps

(19)
  1. 1910 Map of Hilliards, 1956 Print
    1910 Map of Hilliards, 1956 Print
    1910 Hilliards
    1956 Print · USGS
    Covers Mercer Township, including Rockland Township, Clintonville, and other nearby areas
  4. 1912 Map of Hilliards
    1912 Map of Hilliards
    1912 Hilliards
    1912 Print · USGS
    Covers Mercer Township, including Rockland Township, Clintonville, and other nearby areas
    4 unique versions available
  7. 1913 Map of Mercer
    1913 Map of Mercer
    1913 Mercer
    1913 Print · USGS
    Covers Mercer Township, including Grove City, Slippery Rock, and other nearby areas
    6 unique versions available
  10. 1939 Map of Mercer, 1959 Print
    1939 Map of Mercer, 1959 Print
    1939 Mercer
    1959 Print · USGS
    Covers Mercer Township, including Grove City, Slippery Rock, and other nearby areas
  13. 1943 Map of Mercer
    1943 Map of Mercer
    1943 Mercer
    1943 Print · USGS
    Covers Mercer Township, including Grove City, Slippery Rock, and other nearby areas
  16. 1944 Map of Hilliards
    1944 Map of Hilliards
    1944 Hilliards
    1944 Print · USGS
    Covers Mercer Township, including Rockland Township, Clintonville, and other nearby areas
  19. 1950 Map of Cleveland
    1950 Map of Cleveland
    1950 Cleveland
    1950 Print · USGS
    Covers Mercer Township, including Cleveland, Akron, and other nearby areas
  22. 1956 Map of Cleveland, 1967 Print
    1956 Map of Cleveland, 1967 Print
    1956 Cleveland
    1967 Print · USGS
    Covers Mercer Township, including Cleveland, Akron, and other nearby areas
    3 unique versions available
  25. 1957 Map of Warren, 1964 Print
    1957 Map of Warren, 1964 Print
    1957 Warren
    1964 Print · USGS
    Covers Mercer Township, including Saint Marys, Sandy Township, and other nearby areas
    4 unique versions available
  28. 1958 Map of Warren
    1958 Map of Warren
    1958 Warren
    1958 Print · USGS
    Covers Mercer Township, including Saint Marys, Sandy Township, and other nearby areas
  31. 1959 Map of Warren
    1959 Map of Warren
    1959 Warren
    1959 Print · USGS
    Covers Mercer Township, including Saint Marys, Sandy Township, and other nearby areas
    2 unique versions available
  34. 1961 Map of Grove City, 1963 Print
    1961 Map of Grove City, 1963 Print
    1961 Grove City
    1963 Print · USGS
    Covers Mercer Township, including Grove City, Harrisville, and other nearby areas
    4 unique versions available
  37. 1961 Map of Slippery Rock, 1964 Print
    1961 Map of Slippery Rock, 1964 Print
    1961 Slippery Rock
    1964 Print · USGS
    Covers Mercer Township, including Slippery Rock, Plain Grove Township, and other nearby areas
    4 unique versions available
  40. 1962 Map of Cleveland
    1962 Map of Cleveland
    1962 Cleveland
    1962 Print · USGS
    Covers Mercer Township, including Cleveland, Akron, and other nearby areas
  43. 1963 Map of West Sunbury, 1965 Print
    1963 Map of West Sunbury, 1965 Print
    1963 West Sunbury
    1965 Print · USGS
    Covers Mercer Township, including West Sunbury, Venango Township, and other nearby areas
    3 unique versions available
  46. 1963 Map of Barkeyville, 1965 Print
    1963 Map of Barkeyville, 1965 Print
    1963 Barkeyville
    1965 Print · USGS
    Covers Mercer Township, including Barkeyville, Venango Township, and other nearby areas
    4 unique versions available
  49. 1971 Map of Warren
    1971 Map of Warren
    1971 Warren
    1971 Print · USGS
    Covers Mercer Township, including Saint Marys, Sandy Township, and other nearby areas
  52. 1983 Map of Oil City, 1984 Print
    1983 Map of Oil City, 1984 Print
    1983 Oil City
    1984 Print · USGS
    Covers Mercer Township, including Oil City, Cranberry Township, and other nearby areas
  55. 1986 Map of Youngstown, 1988 Print
    1986 Map of Youngstown, 1988 Print
    1986 Youngstown
    1988 Print · USGS
    Covers Mercer Township, including Youngstown, Boardman, and other nearby areas
    2 unique versions available
End of results
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