Bair Island, located within Redwood City, encompasses three islands separated by tidal slough channels totaling approximately 3,200 acres. Bair Island was historically tidal marsh and tidal mudflats. It was diked in the late 1800s and early 1900s for farming and cattle grazing. Leslie Salt Company converted the majority of the island to salt evaporation ponds. Today, it is the home to the 3000 acre Don Edwards Wildlife Preserve, One Marina Townhouses, Marina Pointe Townhouses, Blu harbor Apartments, the Villas at Bair Island Apartments and Courtyard by Marriott Hotel and various other businesses.