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2. File:Map of McKeesport, Allegheny County, Pennsylvania ...

   en.wikipedia.org/wiki/File:Map_of_McKeesport...

   A map of Allegheny County showing McKeesport, Pennsylvania highlighted on the map. Date: 10 October 2006: Source: Source image taken from the United States Census Bureau's website pa_cosub.pdf. Image was modified by Ram-Man. Author (c)2006 Derek Ramsey (from U.S. Census Bureau source) Permission (Reusing this file)

3. List of state routes in Allegheny County, Pennsylvania

   en.wikipedia.org/wiki/List_of_State_Routes_in...

   General Highway Map, Allegheny County (PDF) (Map) (2016 ed.). 1:65,000. Cartography by PennDOT Bureau of Planning and Research, Geographic Information Division, in cooperation with the Federal Highway Administration. Harrisburg, PA: Pennsylvania Department of Transportation

4. File:Map of Pennsylvania highlighting Allegheny County.svg

   en.wikipedia.org/wiki/File:Map_of_Pennsylvania...

   More than 100 pages use this file. The following list shows the first 100 pages that use this file only. A full list is available.. Aleppo Township, Allegheny County, Pennsylvania

5. Allegheny County belt system - Wikipedia

   en.wikipedia.org/wiki/Allegheny_County_belt_system

   The Allegheny County Belt System color codes various county roads to form a unique system of routes in Allegheny County, Pennsylvania, and around the city of Pittsburgh. Unlike many major American cities with belt systems composed of number-coded limited-access roads , the Allegheny County Belt System roads are not intended to be used as high ...

6. National Register of Historic Places listings in Pittsburgh ...

   en.wikipedia.org/wiki/National_Register_of...

   The locations of National Register properties and districts for which the latitude and longitude coordinates are included below, may be seen in an online map. [1] There are 254 properties and districts listed on the National Register in the county, including 10 National Historic Landmarks. Pittsburgh is the location of 182 of these properties ...

7. Pennsylvania Spatial Data Access - Wikipedia

   en.wikipedia.org/wiki/Pennsylvania_Spatial_Data...

   The Pennsylvania Mine Map Atlas is a joint project of PASDA and the Pennsylvania Department of Environmental Protection. [14] This Mine Map Atlas provides access to thousands of scanned, georeferenced underground mine maps in the Commonwealth of Pennsylvania. [14] It allows users to view their homes and see if any mines are beneath those homes ...

8. St. Clair Township, Allegheny County, Pennsylvania - Wikipedia

   en.wikipedia.org/wiki/St._Clair_Township...

   The township extended from the Ohio and Monongahela rivers to the southern county line. It was bounded on the west by Chartiers Creek and on the east partially by Streets Run. [1] The township was subsequently divided between the northern part, Lower St. Clair Township, and the southern part, Upper St. Clair Township

9. Allegheny County, Pennsylvania - Wikipedia

   en.wikipedia.org/wiki/Allegheny_County,_Pennsylvania

   Allegheny County (/ ˌ æ l ɪ ˈ ɡ eɪ n i / AL-ig-AY-nee) is a county in Pennsylvania, United States.As of the 2020 census, the population was 1,250,578, making it the state's second-most populous county, after Philadelphia County.