Mill Valley Middle's $95M modernization moves into construction: an on-site interim campus of modular buildings will keep classes running while crews renovate the main campus. Deliveries and site work are scheduled this summer and fall.

A 67,584‑square‑foot medical office at 5900 State Farm Drive sold for $23.685 million, anchored by Kaiser and Petaluma Health Center.

A Healdsburg vacation home is listed for $2.5M or about $2M in Anthropic shares, a sign of how the AI IPO boom is reshaping Bay Area listings.

Napa LAFCO approved an 89‑acre Paoli/Watson annexation that lets American Canyon extend its urban limit line, unlock road improvements and shift future housing obligations. A 281‑acre proposal remains pending.

Santa Rosa's Children's Museum will double its indoor space with a two‑story wing that adds STEAM exhibits, classrooms and a planned Aug. 28 groundbreaking. The expansion aims to ease overcrowding and boost school visits.

A $2.5M settlement announced by California's attorney general voids MV Realty's long-term listing contracts and clears liens for nearly 1,500 homeowners. State officials say restitution and lien removals will follow fast.

AB 1903 cleared the Assembly 70-0 and would force repairs before lawsuits, a shift supporters say could ease insurance pain and help restart condo construction. The bill now heads to the State Senate.

A rarely available Bernard Maybeck chalet in Ross is on the market at $13.5M with private showings. The wood-shingled estate blends historic character and modern renovation.

Two sprawling Sonoma estates have surfaced this week, including a 227‑acre Knights Valley ranch and a mountaintop parcel that together could push county price records. The listings combine privacy, scale and working‑land appeal.

Petaluma has hired David Baker Architects and tapped nearly $1.2M in state funds to design a master plan and a 10,000‑sqft resilience center for the 55‑acre fairgrounds. Council members say housing is off the table as the city begins public outreach and studies.

Sonoma County Tourism has leased roughly 17,000 square feet at Fountaingrove Center in Santa Rosa, taking about a third of 3558 Round Barn Blvd. for expanded visitor services.

Sonoma County is moving ahead with plans for a new composting facility that could process most local green waste and cut long‑haul hauling and emissions.

A William Wurster–designed Belvedere estate is on the market for $50M, offering sweeping San Francisco Bay views and nearly an acre of terraced grounds. The listing is being handled by Compass.