LOS ANGELES—Abbot Kinney Boulevard is a picture-perfect hidden gem in the Venice neighborhood of Los Angeles, known for its boutique shops and locally owned dining joints. The mile-long strip sings to the tune of upper-middle-class patrons who come to Venice Beach to soak in its peculiar rhythm. The neighborhood’s tight-knit community of homeowners who have lived in the area for decades is proud to reside in this unique nook of town.