HVAC permits

HVAC Permits in Montgomery County

Free weekly HVAC building-permit activity for Montgomery County, MD, computed from Montgomery County Open Data.

HVAC permits this period
433
Share of all permits
21.0%
Trend
-17% week-over-week

Weekly HVAC trend: Jul 4: 89 · Jul 11: 143 · Jul 18: 151 · Jul 25: 134 · Aug 1: 134 · Aug 8: 123 · Aug 15: 82 · Aug 22: 101 · Aug 29: 122 · Sep 5: 69 · Sep 12: 131 · Sep 19: 83

Latest period through 2026-09-25, vs. 524 in the prior period, out of 2,058 total Montgomery County permits.

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Frequently asked questions

How active are hvac permits in Montgomery County?

Permit Ledger tracks every HVAC building permit filed in Montgomery County each week and shows the count, the week-over-week trend, and HVAC permits' share of all Montgomery County permits, computed from Montgomery County Open Data, never estimated.

Can I get Montgomery County HVAC contractor leads?

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

How often are Montgomery County hvac permit numbers updated?

Weekly. Every HVAC figure on this page refreshes after each weekly pull from Montgomery County Open Data.