Plumbing permits

Plumbing Permits in Washington

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

Plumbing permits this period
303
Share of all permits
24.2%
Trend
+78% week-over-week

Weekly plumbing trend: Jun 30: 18 · Jul 7: 92 · Jul 14: 77 · Jul 21: 75 · Jul 28: 83 · Aug 4: 55 · Aug 11: 73

Latest period through 2026-08-17, vs. 170 in the prior period, out of 1,254 total Washington permits.

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

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Frequently asked questions

How active are plumbing permits in Washington?

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

Can I get Washington plumbing contractor leads?

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

How often are Washington plumbing permit numbers updated?

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