Weekly permit insights

Fairfax County Building Permits

Free weekly building-permit insights for Fairfax County, VA, computed from official city permit portals, 4,400 permits filed in the latest period (through 2026-09-19), with the week-over-week trend and the busiest renovation, solar, pool, and remodel categories.

Updated weekly · latest data through 2026-09-19

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Permits this period
4,400
Trades tracked
6
Period ending
2026-09-19

Weekly trend: Jul 26: 1,033 · Aug 2: 1,057 · Aug 9: 1,063 · Aug 16: 1,109 · Aug 23: 1,062 · Aug 30: 1,020 · Sep 6: 988 · Sep 13: 1,123

Permits by trade in Fairfax County

TradeThis periodShare
Electrical1,38631.5%
Plumbing1,02123.2%
HVAC89020.2%
Solar952.2%
Pool & Spa180.4%
Roofing160.4%
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Compare Fairfax County with weekly building-permit activity in nearby and same-state markets.

Accomack County, VA Albemarle County, VA Charlottesville, VA Chesapeake, VA Fluvanna County, VA Goochland County, VA

Frequently asked questions

How often is Fairfax County building permit data updated?

Weekly. Permit Ledger pulls Fairfax County's building permits from official city permit portals every week, then recomputes the total filed, the week-over-week trend, and the busiest permit and trade categories.

Is Fairfax County building permit data free?

Yes. The weekly Fairfax County overview is free to browse, total permits filed, the trend, and the top permit and trade types. The $39/mo dashboard adds the top ZIP codes, the most-active contractors, and a Monday email.

What types of permits does Permit Ledger track in Fairfax County?

Renovation, remodel, addition, and repair permits, plus solar and pool/spa trade permits. Each permit is classified into a single clear category, so you can scan the residential and trade work most useful to contractors, suppliers, and investors.

Where does Fairfax County's permit data come from?

Official public records from official city permit portals, normalized into one consistent weekly format so every city reads the same way.

Need the raw permit records for Fairfax County? Permit data feeds.