Lisa Matthies-Wiza - Director

Erie County's Office of Geographic Information Services (OGIS) addresses the GIS needs of the County's government, its 44 municipalities and its 919,040 residents. To serve the County Government, the OGIS produces and distributes geographic data, creates maps, provides GIS technical support and develops and hosts web-based mapping services catered to the specific needs of interested departments. In addition to distributing geographic data and providing technical support to the County's municipalities, the OGIS assists local governments by holding GIS User Group meetings, by working toward the development of county-wide GIS procedures and standards, and by hosting the Internet Mapping Consortium.

What's Happening in GIS

Tax Parcels

Erie County makes available tax parcel data in GIS format for free. As of early 2019, our 2018 parcel data can be downloaded. If you are interested in obtaining the 2018 GIS dataset of tax parcels, please use the Contact Us link and we will provide download instructions. Tax parcel data can also be obtained from the...

The Erie County Dept. of Public Works has made a County Road Status map viewer available on the Public Works website, at the tab called “Road Closures.”

The direct link the Road Status Viewer is ...

The Erie County Office of GIS provided services and expertise to the Emergency Management Civil Defense/Disaster Preparedness Division in creating the ReadyErie App.

The app is available for Erie County residents to make and share emergency plans, with checklists for emergency kits, as well as displaying the location of shelters, hospitals, fire stations, and police departments,...

Frequently Requested



Phone: (716) 858-8390

Office of Geographic Information Services
Edward A Rath County Office Building
95 Franklin Street, 10th Floor
Buffalo, New York 14202