Idaho (USA) is 4,276 times larger than Salinas, California.
Idaho is a state in the northwestern region of the United States. Idaho is the 14th largest, the 39th most populous, and the 7th least densely populated of the 50 United States. The state's largest city and capital is Boise. Residents are called "Idahoans". Wikipedia
Area: 50 km2 calculated
Salinas is the county seat and largest municipality of Monterey County, California. Salinas is located 10 miles east-southeast of the mouth of the Salinas River, at an elevation of about 52 feet above sea level. The population was 163,665 at the 2014 census. Wikipedia