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Costa Mesa, California, office property changes hands

Healthcare nonprofit sells 1945 building to four investors for $5.55 million
The single-story office building at 1550 Superior Ave. in Costa Mesa changed hands in an owner-user transaction. (CoStar)
The single-story office building at 1550 Superior Ave. in Costa Mesa changed hands in an owner-user transaction. (CoStar)
By Alyson Turkewitz with
CoStar Research
May 12, 2026 | 6:51 P.M.

Four private individuals acquired a single-story office building at 1550 Superior Ave. in Costa Mesa, California, from the nonprofit Share Our Selves Corp. for $5.55 million, or $445.93 per square foot.

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