Inventory of GSA Owned and Leased Properties

The Inventory of GSA Owned and Leased Properties (IOLP) shows data for GSA-owned and -leased properties across the country and its territories—Puerto Rico, Guam, and American Samoa. You can also view GSA's Geospatial Data Strategy [PDF - 696 KB].

Access IOLP

Use our IOLP map tool or download the full IOLP.

Additional Information

Search the map tool using four predefined searches:

  • Property by Senator or Representative (GSA Owned or Leased)
  • Property by State or Congressional District (GSA Owned or Leased)
  • Lease Property Search (GSA Leased Only)
  • Owned Property Search (GSA Owned Only)

Clicking on a property from the search will pop up data such as:

  • Location Code—GSA’s alphanumeric identifier for the building
  • Lease Number (Leased Only)—GSA’s alphanumeric identifier for the lease
  • Street Address/City/State/Zip Code—Building address
  • Lease Effective/Expiration Dates (Leased Only)—Date lease starts/expires
  • Rentable Square Feet—Total rentable square feet in building
  • Available Square Feet—Vacant space in building
  • Congressional District—Congressional District building is located
  • Senator/Representative/URL—Senator/Representative of the Congressional District and their URL

The shortcut to this page is

Last Reviewed: 2022-09-09