Old Maps of Twin Rocks, Blacklick Township for Genealogy
Trace your family roots with 9 historic maps of Twin Rocks. 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 Twin Rocks's past.
Twin Rocks, Blacklick Township maps
(9)- 1904 Map of Johnstown, 1954 Print1904 Johnstown1954 Print · USGSCovers Twin Rocks, including Johnstown, Franklin, and other nearby areas2 unique versions available
- 1907 Map of Johnstown1907 Johnstown1907 Print · USGSCovers Twin Rocks, including Johnstown, Franklin, and other nearby areas6 unique versions available
- 1953 Map of Pittsburgh1953 Pittsburgh1953 Print · USGSCovers Twin Rocks, including Pittsburgh, Penn Hills, and other nearby areas
- 1954 Map of Pittsburgh1954 Pittsburgh1954 Print · USGSCovers Twin Rocks, including Pittsburgh, Penn Hills, and other nearby areas2 unique versions available
- 1958 Map of Pittsburgh1958 Pittsburgh1958 Print · USGSCovers Twin Rocks, including Pittsburgh, Penn Hills, and other nearby areas5 unique versions available
- 1959 Map of Pittsburgh1959 Pittsburgh1959 Print · USGSCovers Twin Rocks, including Pittsburgh, Penn Hills, and other nearby areas
- 1964 Map of Pittsburgh1964 Pittsburgh1964 Print · USGSCovers Twin Rocks, including Pittsburgh, Penn Hills, and other nearby areas
- 1964 Map of Nanty Glo, 1966 Print1964 Nanty Glo1966 Print · USGSCovers Twin Rocks, including Nanty Glo, Summerhill, and other nearby areas4 unique versions available
- 1981 Map of Johnstown, 1983 Print1981 Johnstown1983 Print · USGSCovers Twin Rocks, including Altoona, Johnstown, and other nearby areas
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Showing maps 1-9 of 9
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Frequently asked questions
- What are the different types of historical maps available for Twin Rocks?
- What is the oldest map of Twin Rocks?
- Where can I purchase historical maps of Twin Rocks for my home or office?
- Where can I download high-res historical maps of Twin Rocks?
- Are there historical topographic maps available for Twin Rocks?
- Is there historical aerial imagery available for Twin Rocks?
- Where are historical maps of Twin Rocks sourced from?








