Below is the list of tables from the database along with their columns and datatype. Need to generate an accurate SQL query for the question.
Only use the columns present in the respective table. Only use the columns which are required to generate the SQL query. Only use table joins if required and not otherwise.

### Tables ###
TABLE: CREATE TABLE degrees ( year number, campus number, degrees number )
TABLE: CREATE TABLE faculty ( campus number, year number, faculty number )
TABLE: CREATE TABLE enrollments ( campus number, year number, totalenrollment_ay number, fte_ay number )
TABLE: CREATE TABLE discipline_enrollments ( campus number, discipline number, year number, undergraduate number, graduate number )
TABLE: CREATE TABLE campuses ( id number, campus text, location text, county text, year number )
TABLE: CREATE TABLE csu_fees ( campus number, year number, campusfee number )

### Question ###
How many campuses exist are in the county of LA?

### Accurate SQL ###

SELECT COUNT(*) FROM campuses WHERE county = "Los Angeles"