Housing project
530 Blackstone Dr · Unincorporated Marin · APN 164-290-80 · What else is happening nearby
Permit issued; work may be underway. Based on 180996: city status 'Issued'.
The applicant's construction cost estimate on the permit. Not a market or assessed value.
None of these records has changed between our snapshots so far.
Struct Interior Remod- , New Deck W/Stairs. (N) Driveway "Catholic Charities"
Applied Nov 19, 2025 · Issued Jan 28, 2026 · valuation $3,000,000 · 530 Blackstone Dr
Linked because: earliest record in this project
Source: County of Marin Community Development Agency, Building Permits (unincorporated Marin) · Geography: parcel · Retrieved Nov 13, 2026
Search by record number: 180996
Zoning, assessor links, and the full permit history for the parcel
The city and the State don't publish a single project record, so we group related permits and State housing reports ourselves. This grouping is our inference, not an official record. Each permit shows why it was included.