The Geographic Information System (GIS) Division of the Lancaster County Information Technology Department is responsible for acquiring, maintaining, and distributing spatial data for Lancaster County.
The division functions as the backbone of county GIS by providing spatial data products and services to county departments, as well as to the general public.
Save time and order Data CDs, Production Maps, and Data Extractions online! Visit the GIS Product Online Order Form to select your products and pay for them using a credit card or e-check (service fees will apply). This option is for paying customers only. Municipalities, please continue to contact the GIS Office for your products.
The FEMA Flood Hazard Areas data layer has been removed from the Property Base Map in LanCo View, since it was outdated. To view updated data, please visit theFEMA Flood Map Service Center, which you can use to search any address in the nation and view Flood Insurance Rate Maps or an interactive map showing Flood Hazard Areas for that location.
Visit FEMA’s National Flood Hazard Layer site, to use an interactive map showing Flood Hazard Areas and related map layers for any address or place in the nation.
To access information about flood risks, flood insurance, and flood preparation and response, please visit the FloodSmart Site, which is the official site of the National Flood Insurance program.
View GIS Data
LanCo View is the County’s interactive mapping application. Search and view geographic data including parcels, roads, and aerial imagery. Start LanCo View
Get GIS Data
Many Lancaster County GIS datasets are available free of charge on PASDA. You can download GIS Data or Imagery from the PASDA Download Page. Imagery or elevation data can be selected and downloaded using the Imagery Navigator. Data is also available for purchase in pre-packaged or custom formats for use in GIS or CAD software.