CREATE TABLE table_57009 ("Park name" TEXT, "County or counties" TEXT, "Area in acres  ( ha ) " TEXT, "Date founded" FLOAT, "Stream ( s )  and / or lake ( s ) " TEXT)

how many parks are name beltzville state park?
SELECT COUNT("Date founded") FROM table_57009 WHERE "Park name" = 'beltzville state park'
SELECT COUNT("Date founded") FROM "table_57009" WHERE "Park name" = 'beltzville state park'