KKDV (92.1 FM) is a country music radio station located in Walnut Creek, California. The station serves central Contra Costa County including the Diablo Valley close to Mt. Diablo. KKDV is owned by Alpha Media, which also owns KKIQ 101.7 FM in Livermore, and KUIC 95.3 FM in Vacaville. KKIQ and KKDV both operate from studios located in Pleasanton near Stoneridge Mall, and KKDV utilizes a transmitter site in Lafayette. It also utilizes a translator booster in Martinez. The station flipped to country on April 6, 2022, as "Bay Country" as a simulcast of KBAY.