Historical Maps of Allegheny County
Journey back in time with 255 historical maps of Allegheny County, dating from 1901 to present day. Experience the captivating history of Allegheny County through detailed topographic maps, featuring cities, landmarks, and geographical changes. Explore each map deeply with our interactive high-resolution viewer and extensive library data. Begin your historical adventure now!
Allegheny County maps (255)
Top counties near Allegheny County
- Philadelphia County Historical Maps
- Montgomery County Historical Maps
- Bucks County Historical Maps
- Delaware County Historical Maps
- Lancaster County Historical Maps
- Chester County Historical Maps
Frequently asked questions about Allegheny County historical maps
Why are historical maps of Allegheny County important for research and professional purposes?
Historical maps of Allegheny County offer a unique perspective on the area's past, making them invaluable for environmental consultants, surveyors, legal professionals, and hobbyists alike. They are used in environmental site assessments, lot line research, and land dispute resolution.
What types of historical maps are available for Allegheny County?
Our diverse collection includes detailed topographic maps from the United States Geological Survey's Historical Topographic Map Collection as well as from a variety of public and private collections we've sourced, each providing a unique glimpse into Allegheny County's past.
What advanced features do you offer for professional use?
We offer advanced features including 3D terrain visualization, georeferencing, customizeable base maps, multi-layering capabilities, and annotation tools. These features allow for in-depth analysis, customization, and report building utilizing our historical map collection.
How can I find a specific historical map of Allegheny County?
Our platform has over 185,000 fully digitized and interactive maps, and 255 maps available specifically for Allegheny County. Users can easily filter and search by address, place, date, scale, or landmark to find the specific map they need.
How can I contribute a historical map of Allegheny County that's not in your collection?
We welcome contributions! If you have a map that isn't in our collection, reach out to us at hello@pastmaps.com. We can assist with digitizing individual maps or entire collections.
What is the oldest map of Allegheny County in your collection?
The oldest map of Allegheny County in our collection is from 1901.
How can I download or print a map of Allegheny County?
Every map in our collection can be freely downloaded as a high-resolution GeoTIFF or GeoPDF file. You can use this file with mapping software or print it out for personal use. For information on purchasing a custom print, please contact us at hello@pastmaps.com.