Solar permits

Solar Permits in Washington

Free weekly solar building-permit activity for Washington, DC, computed from official city permit portals.

Solar permits this period
44
Share of all permits
3.5%
Trend
+47% week-over-week

Weekly solar trend: Jun 30: 3 · Jul 7: 17 · Jul 14: 15 · Jul 21: 12 · Jul 28: 7 · Aug 4: 11 · Aug 11: 9

Latest period through 2026-08-17, vs. 30 in the prior period, out of 1,254 total Washington permits.

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

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Frequently asked questions

How active are solar permits in Washington?

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

Can I get Washington 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, refreshed weekly.

How often are Washington solar permit numbers updated?

Weekly. Every solar figure on this page refreshes after each weekly pull from official city permit portals.