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Get ProBuilding permit guide
This guide links to the city’s official pages and adds what 1,469 recent commercial and multifamily permits show about timing, permit types and project values.
Median days from application to issue and median declared value, commercial and multifamily permits issued July 31, 2026 – October 29, 2026.
| Trade | Permits | Median days to issue | Median declared value |
|---|---|---|---|
| Fire protection | 286 | — | $10K |
| Building | 208 | — | $18.3K |
| HVAC / Mechanical | 203 | — | $6.6K |
| Electrical | 101 | — | $14.5K |
| Signs | 41 | — | $5.9K |
| Roofing | 41 | — | $114K |
| Demolition | 39 | — | $10K |
| Plumbing | 33 | — | $6.2K |
| Solar | 21 | — | $156K |
| MEP | 18 | — | $160K |
Counts only permits whose record includes an application date (0 of 1,469). Times depend on the city’s review track: express and over-the-counter trade permits often issue within days, new construction takes longer.
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See Baltimore leadsSource: building permit records from Baltimore's open-data portal, checked daily. Data through . How we count