Justice40 Analysis

Justice40 Analysis is a map tool that provides a deeper look at U.S. Census tracts that qualify as Disadvantaged on the federal Climate and Economic Justice Screening Tool.

Community Analysis

Community Analysis is a map tool designed to aggregate demographic data around a user-defined location on the map in order to analyize the communities in proximaty to that location.

Chicago Bike Routes

A map that shows the safest bike routes in Chicago by displaying Chicago Department of Trasportation routes bike routes according to design type, as well as the Mellow Chicago Bike Map Routes recommended by John Greenfield and the Chicago Reader and OpenStreetMap Cycle Routes in surrounding suburbs. The Chicago Bike Routes app is also a "Progressive Web App" that can be installed on mobile devices with location detection and directions.

U.S. Transit Systems from AllTransit

Transit systems for all transit agencies in AllTransit.

High quality transit data and maps are important for most of the webtools that CNT develops. This map was developed as the basemap for our Urban Opportunities Agenda, allowing us to utilize Mapbox as the mapping platform.


A data visualization of the U.S. divided in thirds by population density.

Find the Residential Density of a Location

Residential density, as calculated here, represents household density of residential areas, in contrast to population density on total land area.