Going off of Wikipedia's list of MSAs under 500k (in order of largest to smallest):
CA - Santa Rosa-Petaluma MSA - city Healdsburg
CA - Santa Maria-Santa Barbara MSA - city Santa Barbara
CA - Salinas MSA - city Carmel
CA - San Luis Obispo-Paso Robles MSA - city SLO or Pismo Beach
CA - Santa Cruz-Watsonville MSA - city Santa Cruz or Capitola
HI - Kahului-Wailuku-Lahaina MSA - city Lahaina
CA - Napa MSA - city St. Helena
As you can see, I'm a California coast (+ Hawaii) kinda guy.
