Building permitMarin County

323 Seymour Ln, Mill Valley, Ca 94941

RESIDENTIAL permit in Marin County, issued July 31, 2026. Permit #182280.

$150K
DECLARED VALUE
July 31, 2026
ISSUED
February 24, 2025
FILED

Permit details

Permit number182280
Address323 Seymour Ln, Mill Valley, Ca 94941
Permit typeRESIDENTIAL — All other Construction
Work descriptionConcrete Retaining Walls With Stone Facing; Stone Retaining Walls; Stone & Wood Wall
ContractorOWNER/BUILDER

Watching this neighborhood?

Get an email within minutes when a new Marin County permit matches your trade, ZIP codes, or valuation range. Free to start.

Set up a free alert →

Source: Marin County official permit records (Marin County Community Development Agency, Building and Safety Division), retrieved by The Permit Sheet. Verify current status with the issuing department via Marin County Public Access Viewer (CDA Building and Safety records search) before relying on it.