Maryland building permits
We index 205,697 building permits across 1 Maryland metro — Baltimore — classified into real segments, parcel-joined, with field-level data-quality flags.
The largest segments statewide are Residential MEP (55%), Residential Alteration (20%), Residential Demolition (9%).
Metros we cover in Maryland
- Baltimore205,697
Counts are live from the classified index, refreshed nightly. Each metro links to its full breakdown — segments, permit types, and contractors.