캘리포니아주 콘트라 코스타 카운티에 위치한 도시.
A city located in Contra Costa County, California, northeast of Oakland.
예문:
"Oakley is known for its relatively affordable housing compared to other parts of the Bay Area."
"We drove through Oakley on our way to the Sacramento Delta for a weekend fishing trip."
"The city of Oakley was incorporated in 1999."