Apps Public Apps Parcel Viewer This App is designed to help make some of Blair County's Assessment information more accessible to the public. Find a Polling Place Type in an address, and this application will tell you where you go to vote Blair County Municipality Verification App Search for an address and verify which municipality in Blair County it is located in! FEMA Flood Hazard App Discover if your property is in flood zone (FEMA hosted data) For more information on the FEMA Flood Insurance program, click here. Note: This application is for informative, advisory purposes only. Blair County does not declare whether or not a property of interest is within a floodplain, nor do we issue certificates of elevation. Have an idea for an application? Contact Blair County GIS Department at (814) 693-2535 or email us at gis@blairco.org. Contact Blair County Courthouse423 Allegheny St., Suite 011Hollidaysburg, PA 16648 (814) 693-2535 gis@blairco.org HOURSMonday - Friday8:00 AM - 4:00 PM (EST)