Question: how many season of the waltons are there
Answer: Season Episodes Originally aired Nielsen ratings First aired Last aired Rank Rating Pilot December 19 , 1971 ( 1971 - 12 - 19 ) N / A N / A 25 September 14 , 1972 ( 1972 - 09 - 14 ) April 19 , 1973 ( 1973 - 04 - 19 ) 19 20.