Chicago Metropolitan Agency for PlanningWhat is this data? This depicts the Chicago Metropolitan Planning Area approved by the Board of CMAP and the MPO Policy Committee in March, 2013; final approval by Governor Quinn: 11 September 2014. The revised MPA includes the urbanized area established by the US Census Bureau pursuant to the 2010 Decennial Census. The MPA was expanded to include Somonauk and Sandwich Townships in DeKalb County. How can this data be used? What projects use this data? The data can be used as a basemap or starting point for different analyses. Who created this data? How and when? This data was created by CMAP staff using Census Tiger Line files. Questions? For questions about the data 's content, use cases, or source, contact the Data Specialist: Patrick Day/ Milo Shapey For questions about the data's structure or enhancement requests, contact the Data Custodian: Milo Shapey New Specialist or Custodian? Refer to the Data Catalog FAQs and Metadata Standards .ArcGIS FeatureLayerhttps://hub.arcgis.com/datasets/a5d89f35ccc54018b690683b49be1ac7_0engCMAP (Chicago Metropolitan Agency for Planning) Data HubPublicChicago Metropolitan Planning Area (MPA) Boundary [Illinois--Chicago]Web servicesIllinois--ChicagoIllinoisLast Modified: 2025-06-25