San Francisco YIMBY

Caltrain San Francisco Railyards internal view, rendering by Prologis

5:30 am on October 14, 2026 By Andrew Nelson

Meeting Tonight About Caltrain Railyards Project CEQA Review, San Francisco

The San Francisco Planning Department is scheduled to discuss the start of the environmental review process for the Railyards mixed-use development around 700 4th Street in SoMa, San Francisco. The meeting will discuss the notice of preparation for the Draft Environmental Impact Report for CEQA, giving the public an opportunity to submit comments to inform the report’s scope. San Francisco-based Prologis, the world’s largest industrial real estate company, is the project sponsor.

2120-2160 Euclid Avenue, rendering by AO

Affordable Housing Approved At 2120 Euclid Avenue, East Palo Alto

5:00 am on October 14, 2026 By Andrew Nelson

Plans have been approved for an expansive affordable housing complex at 2120-2160 Euclid Avenue in East Palo Alto, San Mateo County. The project involves a ground-lease deal with Ravenswood City School District to redevelop the district’s former Euclid Avenue headquarters into two six-story buildings with 430 apartments. Pacific Companies is the project developer.

Fifty at First crown view, rendering by Gensler

Formal Application For 56-Story Tower at Fifty at First, San Francisco

5:30 am on October 13, 2026 By Andrew Nelson

Formal plans have been filed for 50 1st Street in SoMa, San Francisco. The latest application provides details about the 913-foot tower, dubbed Fifty at First, as well as more information about the potential mixed-use second phase at 528 Mission Street. The San Francisco Recovery Fund is overseeing the development.

Casa Roseland aerial view, image by Ken Gutmaker courtesy of MidPen Housing

Grand Opening For Casa Roseland in Santa Rosa

5:00 am on October 13, 2026 By Andrew Nelson

Casa Roseland has officially opened at 583 West Avenue in Santa Rosa, Sonoma County. The event celebrated the opening of the five-story affordable housing infill and the new public park, Plaza Permanente. MidPen Housing and the Sonoma County Community Development Commission are jointly responsible for the project.

Tanforan Mall Redevelopment as seen from the San Bruno BART entrance, rendering by Gensler

Final Environmental Report Published For Tanforan Mall Redevelopment, San Bruno

5:30 am on October 12, 2026 By Andrew Nelson

The Final Environmental Impact Report has been published for the master plan to redevelop the Tanforan Mall into a mixed-use neighborhood in San Bruno, San Mateo County. The proposal looks to add at least a thousand apartments, over a million square feet of life science and office space, and new retail space across the BART-adjacent 44-acre property. Alexandria Real Estate Equities and Strada Investment Group are jointly responsible for the project.

4368 23rd Street, rendering by Mark Thomas Architects

Duplex Proposed For 4368 23rd Street in Noe Valley, San Francisco

5:00 am on October 12, 2026 By Andrew Nelson

Permits have been filed for a duplex development at 4368 23rd Street in Noe Valley, San Francisco. The proposal would replace a single-family Victorian house with a primary residence and one-bedroom apartment. Mark Thomas Architects is listed as responsible for the application and design.

La Bella affordable housing, rendering courtesy Van Meter Williams Pollack

Construction Starts For 1020 Terra Bella Avenue, Mountain View

5:30 am on October 11, 2026 By Andrew Nelson

Construction has officially started for La Bella, an affordable housing complex at 1020 Terra Bella Avenue in Mountain View, Santa Clara County. The project is looking to add over a hundred units of supportive housing. Alta Housing is the project developer.

1201 Greenwich Street, illustration by Syncopated Architecture

Expansion Proposed For 1201 Greenwich Street in Russian Hill, San Francisco

5:30 am on October 10, 2026 By Andrew Nelson

Plans have surfaced for a potential residential expansion at 1201 Greenwich Street in Russian Hill, San Francisco. The filing suggests a three-story vertical addition above the garage section of the Tamalpais Apartments. San Francisco-based Syncopated Architecture is responsible for drafting the plans.

228 Collins Street establishing view, rendering by Kerman Morris Architects

Plans Revealed For 228 Collins Street in Inner Richmond, San Francisco

5:30 am on October 9, 2026 By Andrew Nelson

Permits have been filed for an eight-story infill project at 228 Collins Street in San Francisco’s Inner Richmond District. The project invokes the State Density Bonus law to potentially add 38 apartments at the corner of Collins Street and Geary Boulevard. Tim Brown is listed as the property owner, filing through 228 Collins LLC.

321 Florida Street Main Rendering, image by Handel Architects

Construction To Begin on Multifamily Project at 321 Florida Street in San Francisco

5:00 am on October 9, 2026 By Gabriel Clark-Clough

A recent press release from the developer Ascentris announced the closing of the current property at 321 Florida Street in San Francisco, with groundbreaking for new construction on the site expected to begin in November of this year. The property was first reported on by SF YIMBY in 2020, with further permit activity as recent as this past August, but this is the first information we have received about a specific start date for the construction.

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