Free weekly building-permit insights for Marin County, CA, computed from official city permit portals, 81 permits filed in the latest period (through 2026-07-31), with the week-over-week trend and the busiest renovation, solar, pool, and remodel categories.
Updated weekly · latest data through 2026-07-31
Permits this period
81
Trades tracked
6
Period ending
2026-07-31
Weekly trend: May 9: 19 · May 16: 0 · May 23: 0 · May 30: 13 · Jun 6: 18 · Jun 13: 14 · Jun 20: 21 · Jun 27: 12 · Jul 4: 17 · Jul 11: 16 · Jul 18: 22 · Jul 25: 24
How often is Marin County building permit data updated?
Weekly. Permit Ledger pulls Marin 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 Marin County building permit data free?
Yes. The weekly Marin 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 Marin 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 Marin 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.