The 5 states bordering the Pacific Ocean, are called the Pacific States, and are:
Alaska: 738,068
California: 39.78 million
Hawai: 1.43 million
Oregon: 4.20 million
Washington: 7.53 million
Concluding, the most populated state is California. According to the last census, Los Angeles is the most populated city in the state, reaching 4 million inhabitants.