Washington, DC building permits
We index 527,144 building permits across 1 Washington, DC metro — Washington, DC — classified into real segments, parcel-joined, with field-level data-quality flags.
The largest segments statewide are Residential MEP (42%), Residential New (Single-Family) (16%), Residential Alteration (11%).
Metros we cover in Washington, DC
- Washington, DC527,144
Counts are live from the classified index, refreshed nightly. Each metro links to its full breakdown — segments, permit types, and contractors.