Solar permits

Solar Permits in Washington DC

Free weekly solar building-permit activity for Washington DC, DC, computed from DC Department of Buildings.

Solar permits this period
92
Share of all permits
2.9%
Trend
+44% week-over-week

Weekly solar trend: May 26: 31 · Jun 2: 34 · Jun 9: 30 · Jun 16: 14 · Jun 23: 11 · Jun 30: 14 · Jul 7: 22 · Jul 14: 23 · Jul 21: 18 · Jul 28: 14 · Aug 4: 26 · Aug 11: 24

Latest period through 2026-08-17, vs. 64 in the prior period, out of 3,220 total Washington DC permits.

Subscribers also unlock the top ZIP codes and the most-active solar contractors for Washington DC, see the $39/mo dashboard.

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Frequently asked questions

How active are solar permits in Washington DC?

Permit Ledger tracks every solar building permit filed in Washington DC each week and shows the count, the week-over-week trend, and solar permits' share of all Washington DC permits, computed from DC Department of Buildings, never estimated.

Can I get Washington DC solar contractor leads?

The free view shows solar permit volume and trend. The $39/mo dashboard adds the top ZIP codes and the most-active solar contractors in Washington DC, refreshed weekly.

How often are Washington DC solar permit numbers updated?

Weekly. Every solar figure on this page refreshes after each weekly pull from DC Department of Buildings.