Weekly permit insights

Washington DC Building Permits

Free weekly building-permit insights for Washington DC, DC, computed from DC Department of Buildings, 3,220 permits filed in the latest period (through 2026-08-17), with the week-over-week trend and the busiest renovation, solar, pool, and remodel categories.

Updated weekly · latest data through 2026-08-17

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Permits this period
3,220
Trades tracked
6
Period ending
2026-08-17

Weekly trend: May 26: 803 · Jun 2: 914 · Jun 9: 872 · Jun 16: 658 · Jun 23: 709 · Jun 30: 618 · Jul 7: 856 · Jul 14: 784 · Jul 21: 824 · Jul 28: 733 · Aug 4: 734 · Aug 11: 768

Permits by trade in Washington DC

TradeThis periodShare
Plumbing1,13535.2%
Electrical94829.4%
HVAC61519.1%
Solar922.9%
Roofing621.9%
Pool & Spa60.2%
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Frequently asked questions

How often is Washington DC building permit data updated?

Weekly. Permit Ledger pulls Washington DC's building permits from DC Department of Buildings every week, then recomputes the total filed, the week-over-week trend, and the busiest permit and trade categories.

Is Washington DC building permit data free?

Yes. The weekly Washington DC overview is free to browse, total permits filed, the trend, and the top permit and trade types. The $39/mo dashboard adds the top ZIP codes, the most-active contractors, and a Monday email.

What types of permits does Permit Ledger track in Washington DC?

Renovation, remodel, addition, and repair permits, plus solar and pool/spa trade permits. Each permit is classified into a single clear category, so you can scan the residential and trade work most useful to contractors, suppliers, and investors.

Where does Washington DC's permit data come from?

Official public records from DC Department of Buildings, normalized into one consistent weekly format so every city reads the same way.

Need the raw permit records for Washington DC? Permit data feeds.