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
272
Share of all permits
18.8%
Trend
-3% week-over-week

Weekly plumbing trend: Jul 2: 45 · Jul 9: 98 · Jul 16: 73 · Jul 23: 84 · Jul 30: 64 · Aug 6: 71 · Aug 13: 55 · Aug 20: 57 · Aug 27: 72 · Sep 3: 54 · Sep 10: 71 · Sep 17: 52

Latest period through 2026-09-23, vs. 279 in the prior period, out of 1,448 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.