Restaurants Walnut Creek Cinco de Mayo Closes in Downtown Walnut Creek June 17, 2019 2:15 pm 1372 Locust St, Walnut Creek Thanks to a reader for pointing out that Cinco de Mayo has closed in downtown Walnut Creek. According to a sign in the window their Concord restaurant remains open. Look for Patron Mexican Grill to come here soon. Featured Previous Post Riki Dalal Bridal House Opens in Downtown Walnut Creek Next Post Random Act of Kindness Spotted in Downtown Walnut Creek