Data Requests

To access geospatial data, view our data inventory section within the open data portal

Data & Mapping Innovation Hub

Inquiries regarding acquiring geospatial data not listed above can be directed to

Census Data

Census data can be viewed and downloaded on the U.S. Census Bureau’s “Explore Census Data” ( website. Additional resources can be found at the Pennsylvania State Data Center, of which the Planning Department is an affiliate member.

View Delaware County Census Maps here:

Property Assessment GIS Data

Parcel information is maintained and disseminated by Delaware County’s Board of Assessments. To view parcels online, please click here to be redirected to the Public Access Page and click on Real Estate and Tax Records.

To obtain parcel data or property maps, please contact Anita Bostwick, GIS Manager, at the Board of Assessments at (610) 891-4793 or

Helpful Links

SEPTA Open Data
PennDOT Open Data
Pennsylvania Spatial Data Access (PASDA)
FEMA Flood Map Service Center

Contact Us

  •   201 West Front Street,
         Media, PA 19063
  •   8:30AM - 4:30PM
           Monday - Friday
  •   610-891-4000

About Delaware County

Delaware County, presently consisting of over 184 square miles divided into forty-nine municipalities is the oldest settled section of Pennsylvania.

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