The Beach House was a prominent home setting in Beverly Hills, 90210. It is a large building housing spacious apartments, some of which contain three bedrooms. The address, according to Donna's checkbook, was 1510 Lighthouse Rd. Apt.4, University Beach, CA 90412.
In Season 4, Donna Martin, David Silver, and Kelly Taylor shared an apartment in the building when they began college. In the fifth season, David left the home and Clare Arnold moved in. Afterwards, Kelly, Donna, and Clare became a close trio. After Clare moved to Paris, Carly Reynolds moved in briefly with her son, Zack, soon before they left the series. Then Janet Sosna moved in before she married Steve.