Prehistoric cultural affiliation(s) include Coast Salish dating back to 2999 BC.
The famous person Vancouver, Capt. George and et.al. is associated with one of more of the Island County historic places.
Some of the country's most noteable architects helped create the Island County places including Hartman Bache, Albert Melsen and William D. Rotschafer. Prominent architectural styles found in Island Country are Classical Revival, Beaux Arts and Bungalow/Craftsman.