Block 20 (500 E. 4th Ave.)

PA23-003 Block 20

Project Description 

“Block 20” is a proposed six-story mixed-use building located on the block bounded by E. 4th Avenue, S. Delaware Street, E. 5th Avenue, and S. Claremont Street. The project consists of:

  • 132,000 square-feet of office uses
  • 86 residential units (52 studios, 25 one-bedrooms, and 9 two-bedrooms), of which 9 would be devote to the very-low income category (15% of the base density)
  • 269 On-site parking spaces within a two-level underground garage

Project Update 

  • On March 30, 2023, the applicant filed a Preliminary Application in accordance with Senate Bill 330 for a potential alternative project that would include 353 residential units, 1,200 square-feet of commercial uses, and 202 on-site parking spaces. This application is in-review with staff. Should the applicant move forward with this alternative project, a new formal Pre-Application, Neighborhood Meeting, and Planning Commission Study Session would be required.
  • This application was filed on January 31, 2023. Review by City staff and technical studies are in progress.
  • The applicant completed the required Pre Application, which included a neighborhood meeting held on November 3, 2022 and a Planning Commission Study Session held on December 13, 2022. Please see the Meetings section below. 

Project Documents 

Project Plans – May 11, 2023
Project Plans – January 31, 2023
Pre Application Project Plans – August 31, 2022
Historic Resources Evaluation  – January 3, 2023


Planning Commission Study Session - December 13, 2022
Neighborhood Meeting (Notes) – November 3, 2022

Development Impact Fees

 This project would be subject to payment of the following impact fees and in-lieu fees.

  •  Commercial Linkage Fee
  • Child Care Development Fee
  • Landscape Unit In-Lieu Fee
  • Park Impact Fee
  • Sanitary Sewer Connection Charge
  • School Impact Fees
  • Transportation Improvement Fee
  • Wastewater Treatment Plant Phase II Impact Fee

 Applicant Information 

Michael Field
Windy Hill Property Ventures
(650) 847-1485 

City Contact Information

Rendell Bustos
Senior Planner
(650) 522-7211