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Apartment demand shows signs of improvement in San Diego

Construction helps push vacancy to 25-year high
CoStar Analytics
September 17, 2026 | 8:36 P.M.

San Diego’s apartment market entered the summer with its highest vacancy rate in 25 years at 6.2%. The 10-year average has been 4.6%, with a low of 2.7% during that stretch.

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