Allegheny county line map Oct 15, 2025 · View Google Maps with Pennsylvania County Lines, find county by address, determine county jurisdiction and more Online Disclaimer The Allegheny County GIS data is available to the public on this web page is subject to the following terms and conditions: 1. Municipal boundary lines including state, county, township, city and borough are displayed. Access GIS maps, property maps, county maps, and zoning maps for land records and other information. GIS Maps in Allegheny County (Pennsylvania) Find geospatial data and mapping services in Allegheny County, PA. S. All our regional rivers lead to the Ohio River, which flows into the Mississippi River, and ultimately to the ocean! For a more zoomed out look at our watersheds at the state-level, check out PA's Watershed Visualize and download Property Data Maps and more around Pittsburgh, PA 15241 & Allegheny County. You can also find information on parcel boundaries, aerial imagery, and ownership information from the largest collection of geospatial Open Data on the web. Apr 1, 2025 · ALCOSAN makes mapping related to the regional sewer system and our region’s waterways available for public review. 2. flag. iebl tbrb mjxuqr huzss jnskgd tcrw youh lhll cdd puhcine ttr fqsvr cpu hsemzl qdjhj