PermitRadar – Real-time tracking of building permits across US cities

Summary: PermitRadar aggregates and normalizes over 1.6 million building permits from 85+ US cities into a searchable, interactive map. It provides real-time data on construction projects by standardizing diverse city permit formats and enabling location-based alerts for new permits.

What it does

PermitRadar collects permit data from multiple city portals using 200+ scrapers, normalizes varying fields and APIs, geocodes permits, and classifies projects with AI. Users can search by city, filter by permit type and cost, and view projects on a map.

Who it's for

It is designed for individuals and professionals who want to monitor local construction activity and receive notifications about new permits near specific addresses.

Why it matters

It provides early public signals of upcoming construction before visible development or news coverage by consolidating fragmented permit data into one accessible platform.