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City dataMaps & Geospatial
Building Footprints
Published by City of Chicago · Updated 08/15/2015 · As needed
- Last updated
- 08/15/2015
- First published 08/15/2015
- Update frequency
- As needed
- Formats
- 4
- CSV, JSON, GeoJSON
- Coverage
- Chicago
- City in Illinois
About this dataset
Building footprints in Chicago. Metadata may be viewed and downloaded here.
This dataset is in a format for spatial datasets that is inherently tabular but allows for a map as a derived view. Please click the indicated link below for such a map.
To export the data in either tabular or geographic format, please use the Export button on this dataset.
Files and access
Links open the official government source
- CSV downloaddata.cityofchicago.orgCSV
- JSON (SODA API)data.cityofchicago.orgJSON
- GeoJSONdata.cityofchicago.orgGeoJSON
- XMLdata.cityofchicago.orgXML
API endpoint: https://data.cityofchicago.org/resource/syp8-uezg.json
Links open outside websites we do not control.
Frequently asked questions
- Who publishes Building Footprints?
- City of Chicago publishes this dataset on Chicago Data Portal.
- How often is it updated?
- The publisher lists the update frequency as as needed. The last update was on 08/15/2015.
- How do I download it?
- It is available as CSV, JSON, GeoJSON, XML. Use the links in Files and access, which open the official government source.
Similar data from other publishers
- Building FootprintsCity and County of San FranciscoThese footprint extents are collapsed from an earlier 3D building model provided by Pictometry of 2010, and have been refined from a version of building masses publicly available on the open data portal for over two years.The building masses were manually spliCSVJSONGeoJSONXMLUpdated 10/30/2026Daily
- Building FootprintsState of Maryland · Maryland Department of Information TechnologyComputer generated buiilding footprints for Maryland. The methodology for the generation of the building footprints can be found at: https://github.com/Microsoft/USBuildingFootprints. These building footprints should be used a reference only and the geometriesCSVJSONGeoJSONXMLUpdated 07/22/2025As needed
- Building FootprintsState of OregonThis feature class is a compliation GIS dataset that contains building footprints depicting building shape and location in the state of Oregon. All contributing datasets were compiled into the stateside dataset. Static datasets or infrequently maintained datasCSVXLSTXTZIP+3Updated 01/05/2024
- Building FootprintsLake County, IllinoisDownload In State Plane Projection Here . The pavement boundaries were traced from aerial photography taken between April 13 and April 26, 2002 and then updated from photography taken between March 15 and April 25, 2018. This dataset should meet National Map CSVXLSXTXTZIP+5Updated 10/11/2026
- Building FootprintsDistrict of Columbia · Office of the Chief Technology OfficerBuilding structures include parking garages, ruins, monuments, and buildings under construction along with residential, commercial, industrial, apartment, townhouses, duplexes, etc. Buildings equal to or larger than 9.29 square meters (100 square feet) are capCSVGeoJSONKMLZIP+2Updated 02/20/2026
Where this catalog comes from
- Data.gov CatalogU.S. General Services Administration
- State and local open data portalsSocrata Discovery API
- State and city CKAN portalsCalifornia, Virginia, Boston, Houston and more
- Government ArcGIS Hub sitesCity and county GIS data
Catalog checked 10/24/2026
We list dataset descriptions only. Downloads and APIs link straight to the official government source, which holds the current version and its terms of use.
Source: Chicago Data Portal and Data.gov · Last updated 10/24/2026 · Listing only; the data stays with the publisher
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