Harrison Street, Harbert Plan Pasadena Senior Housing
The joint venture will build The Palmer, a six-story assisted living and memory care complex at 861 E. Walnut Street.
Updated on Nov. 10, 2026 in Construction

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Harrison Street Asset Management and Harbert South Bay have formed a joint venture to develop The Palmer, a senior housing complex at 861 E. Walnut Street in Pasadena. The six-story building of about 83,000 square feet will include 68 assisted living units and 26 memory care units.
Why it matters
The project adds senior care capacity in Pasadena, offering assisted living and memory care within the city. It also reflects continued investment in senior housing by the two firms, which have a development pipeline of more than 800 units.
The Palmer will provide 94 total units, 68 assisted living and 26 memory care, across roughly 83,000 square feet. Harbert South Bay's development pipeline exceeds 800 units, though the project's cost and financing were not disclosed.
The players
Harrison Street Asset Management
Harrison Street Asset Management is an investment firm that partners on real estate and alternative asset development.
Harbert South Bay
Harbert South Bay is a real estate development firm with projects in Irvine, Northern California, and Dallas, Texas.
W.E. O'Neil
W.E. O'Neil is a general contracting firm responsible for building construction projects.
The details
The Palmer will be built with basement parking and will include multiple dining areas, common outdoor spaces, golf simulators, and a rooftop pool deck. VTBS Architects designed the project, and W.E. O'Neil is the general contractor.
Timeline
Construction of The Palmer is expected to begin in November 2026.
Construction is projected to be completed by September 2028.
Market Landscape
The Palmer adds purpose-built assisted living and memory care to Pasadena's senior housing supply. The joint venture's second project in Potomac, Maryland, shows the partners expanding this model beyond California.
Pasadena residents who need assisted living or memory care for a family member will have a new local option once The Palmer opens. The project's timeline places completion in September 2028, so immediate access is not affected.
The takeaway
Families planning for senior care in Pasadena may want to track new projects like The Palmer as they move through construction. Expanding local options can widen choices for residents and their caregivers.
What happens next
Construction of The Palmer is scheduled to begin in November 2026 and finish in September 2028.
Further reading
Explore more Pasadena construction news and projects.
Source note: This article includes information reported by Urbanize LA.
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