As a map user, this might shock you, but there is NO OFFICIAL MAP of ZIP code boundaries!
March 2012 Updates
PolicyMap in the News The Philadelphia Social Innovations Journal recently featured an article entitled PolicyMap: An Innovative Data Collection and Analysis Tool for all Sectors. We are thrilled to be called a “revolutionary tool” and to see the special detail paid to our model of a “mission-driven business.” The article goes into some detail about […]
Zip Codes with the Most Housing Units Built Before 1940
To see where the nation’s aging housing stock is, we can look at Census and Claritas estimates, with detail down to the block group.