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 table_57009 ( "Park name" text, "County or counties" text, "Area in acres (ha)" text, "Date founded" real, "Stream(s) and / or lake(s)" text )

### Question ###
how many parks are name beltzville state park?

### Accurate SQL ###

SELECT COUNT("Date founded") FROM table_57009 WHERE "Park name" = 'beltzville state park'