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Old Maps of Harmony Township, Pennsylvania for Genealogy

Trace your family roots with 27 historic maps of Harmony Township. 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 Harmony Township's past.

Harmony Township, PA maps

(27)
  1. 1922 Map of Oil City
    1922 Map of Oil City
    1922 Oil City
    1922 Print · USGS
    Venango County's river-driven economy and rural community structure are captured here in the early twenties, showing the intersection of heavy rail and upland farming. Researchers can trace family origins through numerous rural school sites like Rose School and old post offices at Cranberry PO or Davis Corners.
    2 unique versions available
  4. 1922 Map of Tionesta, 1953 Print
    1922 Map of Tionesta, 1953 Print
    1922 Tionesta
    1953 Print · USGS
    Northwestern Pennsylvania in the early twenties reveals a landscape defined by timber, the Allegheny River, and a dense network of country schools. Researchers can trace the legacy of small communities like Lucinda, Newmansville, and Fryburg alongside early railroad corridors.
    3 unique versions available
  7. 1924 Map of Oil City
    1924 Map of Oil City
    1924 Oil City
    1924 Print · USGS
    Venango County's industrial river valleys and rural plateaus are captured here in the early twenties as the oil economy shaped the land. Genealogists can trace family roots through numerous country schools and post offices like Cranberry PO, Monarch Park, and St Marks Church.
    4 unique versions available
  10. 1924 Map of Tionesta
    1924 Map of Tionesta
    1924 Tionesta
    1924 Print · USGS
    The northern Pennsylvania plateau comes alive in the early 1920s as the Allegheny National Forest was being established. Genealogists can trace hundreds of family-named landmarks and rural schoolhouses like Amsler School and Helen Furnace along the Baltimore and Ohio rail lines.
    4 unique versions available
  13. 1927 Map of Tidioute
    1927 Map of Tidioute
    1927 Tidioute
    1927 Print · USGS
    The Allegheny River valley was a bustling corridor of rail and river industry in the late twenties. Genealogists can trace family footprints across dozens of local schoolhouses like Triumph Sch and rural hubs such as Endeavor or East Hickory.
    4 unique versions available
  16. 1927 Map of Titusville, 1958 Print
    1927 Map of Titusville, 1958 Print
    1927 Titusville
    1958 Print · USGS
    The oil region of northwestern Pennsylvania is captured here in the late 1920s, centered on the industrial and rail hub of Titusville. Genealogists and researchers can locate the historic Drake Oil Well, dozens of country schools like Fink Ridge Sch, and the local Harrison Cem.
    3 unique versions available
  19. 1930 Map of Tidioute
    1930 Map of Tidioute
    1930 Tidioute
    1930 Print · USGS
    The Allegheny River valley and the Pennsylvania Railroad corridor are shown in detail during the late 1920s. Genealogists and historians can trace defunct school sites like Triumph Sch and remote settlements such as Fagundus or Trunkeyville.
    4 unique versions available
  22. 1933 Map of Titusville
    1933 Map of Titusville
    1933 Titusville
    1933 Print · USGS
    Northwestern Pennsylvania in the early thirties reveals a landscape defined by the oil industry and rural township life. Genealogists and historians can trace family-named crossroads like Rendalls Corners or locate the historic Drake Oil Well and Asbury Chapel.
    3 unique versions available
  25. 1943 Map of Oil City, 1944 Print
    1943 Map of Oil City, 1944 Print
    1943 Oil City
    1944 Print · USGS
    Venango County oil country is shown in detail during the early 1940s, centered on the industrial hub of Oil City. Genealogists can trace family names through dozens of rural schools like McCalmont Sch and churches such as St Marks Ch or Hoag Hill Ch.
  28. 1946 Map of Tionesta
    1946 Map of Tionesta
    1946 Tionesta
    1946 Print · USGS
    Clarion and Forest Counties appear here in the 1940s, a period when rural schoolhouses and family-named hamlets still defined the interior ridges. Researchers can trace the Allegheny River and Clarion River or find specific landmarks like the Oil Field and Highland Township High Sch.
  31. 1957 Map of Warren, 1964 Print
    1957 Map of Warren, 1964 Print
    1957 Warren
    1964 Print · USGS
    The northern Pennsylvania oil and timber country comes into focus in the mid-fifties, showing the region before modern highway expansions. Trace the industrial rail networks of the Pennsylvania RR and the early Allegheny River Reservoir near Warren and Oil City.
    4 unique versions available
  34. 1958 Map of Warren
    1958 Map of Warren
    1958 Warren
    1958 Print · USGS
    Northern Pennsylvania’s timber and oil country is captured here during the late fifties, showing the interplay of industrial valleys and vast state forests. Genealogists can trace family connections across the Cornplanter Indian Reservation or through rail hubs like Oil City and Saint Marys.
  37. 1959 Map of Warren
    1959 Map of Warren
    1959 Warren
    1959 Print · USGS
    Northern Pennsylvania's oil and timber country comes alive in this late-fifties study of the forest-clad plateaus. Trace the historic Cornplanter (Indian Reservation), the sprawling Oil Field, and the rail lines of the Pennsylvania RR.
    2 unique versions available
  40. 1963 Map of President
    1963 Map of President
    1963 President
    1963 Print · USGS
    Venango County's oil heritage and river geography are on full display in the 1960s, showing the intersection of heavy industry and rural life. Researchers can trace family names and old landmarks from the Cornplanter Oil Field to Hampton Station and the McCrea Cem.
    5 unique versions available
  43. 1966 Map of West Hickory, 1967 Print
    1966 Map of West Hickory, 1967 Print
    1966 West Hickory
    1967 Print · USGS
    The Allegheny River valley in the mid-1960s shows a landscape of active oil production and deep timberlands. Researchers can locate numerous oil wells across Preacher Hill and trace the historic Little Hickory Furnace and State Fish Hatchery.
    5 unique versions available
  46. 1966 Map of Tidioute, 1968 Print
    1966 Map of Tidioute, 1968 Print
    1966 Tidioute
    1968 Print · USGS
    The riverfront borough of Tidioute and the surrounding timberlands of the Allegheny National Forest are captured here in the mid-1960s. Genealogists and researchers can locate old family burial grounds like Morrison Hill Cem and remote settlements such as Fagundus.
    4 unique versions available
  49. 1967 Map of Pleasantville, 1971 Print
    1967 Map of Pleasantville, 1971 Print
    1967 Pleasantville
    1971 Print · USGS
    The Pennsylvania oil region remains active in the late 1960s, showing a landscape defined by thousands of wells and rugged creek valleys. Researchers can trace historic crossroads and cemeteries like Pithole City, Jerusalem Corners Cem, and Shamburg.
    3 unique versions available
  52. 1967 Map of Tionesta, 1971 Print
    1967 Map of Tionesta, 1971 Print
    1967 Tionesta
    1971 Print · USGS
    The Allegheny River valley and the Allegheny National Forest meet in this late 1960s study of Forest County. Researchers can trace the industrial footprint of numerous Oil Wells and rural landmarks such as Mt Collins Cem and the Tionesta Dam.
    2 unique versions available
  55. 1971 Map of Warren
    1971 Map of Warren
    1971 Warren
    1971 Print · USGS
    North Central Pennsylvania is captured here in the early seventies, showing a landscape defined by industrial centers and massive state forests. Genealogists and historians can trace the rail lines of the Penn Central and Erie Lackawanna connecting towns like Warren, Kane, and Du Bois.
  58. 1983 Map of Oil City, 1984 Print
    1983 Map of Oil City, 1984 Print
    1983 Oil City
    1984 Print · USGS
    The Allegheny and Clarion river valleys are shown in the early eighties as a hub of rail lines and conservation lands. Genealogists can trace family connections in Oil City and Franklin or locate rural sites like the Pennsylvania State Hospital and School and Coal City.
  61. 1983 Map of Warren, 1984 Print
    1983 Map of Warren, 1984 Print
    1983 Warren
    1984 Print · USGS
    Northwestern Pennsylvania at the dawn of the 1980s reveals a landscape defined by the petroleum industry and expansive public lands. Trace the legacy of early oil at Drake Well Memorial Park and Pithole City Historical Site, or locate family sites near Warren State Hospital and Kellettville.
  64. 1997 Map of West Hickory, 2000 Print
    1997 Map of West Hickory, 2000 Print
    1997 West Hickory
    2000 Print · USGS
    The Allegheny River valley comes into sharp focus during the late 1990s as it winds through Pennsylvania's public forest lands. Genealogists and historians can locate family landmarks like Fagundus, the State Fish Hatchery, and the Cem near East Hickory.
  67. 2023 Map of West Hickory, 2023 Print
    2023 Map of West Hickory, 2023 Print
    2023 West Hickory
    2023 Print · USGS
    The Allegheny River corridor in Forest County is captured here in modern detail, from its protected wilderness islands to the valley hamlets. Researchers can trace family history at the Methodist Church East Hickory Cem or locate the site of Fagundus.
  70. 2023 Map of Tidioute, 2023 Print
    2023 Map of Tidioute, 2023 Print
    2023 Tidioute
    2023 Print · USGS
    The Allegheny River valley comes alive in this modern survey of Warren County. Genealogists can locate family sites at Tidioute Cem, Gorman Cem, or the small settlement of Fagundus.
  73. 2023 Map of President, 2023 Print
    2023 Map of President, 2023 Print
    2023 President
    2023 Print · USGS
    The Allegheny River corridor in northwestern Pennsylvania remains a landscape of winding water and isolated hamlets. Genealogists can trace family names at Heckathorn Cem and explore old riverside settlements like President and Henrys Bend.
Showing maps 1-25 of 27

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