12 September 1959 – 30 April 1960
Episodes Copyright
1959 (1-18) – 1960 (19-32)
1959 (1-18) – 1960 (19-32)
Bonanza - Season 1
Bonanza
Bonanza – Season 6
20 September 1964 – 23 May 1965
TV Ratings (USA)
36.3 (No. 1)
Estimated Audience: 19,130,100
36.3 (No. 1)
Estimated Audience: 19,130,100
Episodes Copyright
1964 (1-14) – 1965 (15-34)
Bonanza - Season 6
Bonanza – Season 11
14 September 1969 – 19 April 1970
TV Ratings (USA)
24.8 (No. 3)
Estimated Audience: 14,508,000
24.8 (No. 3)
Estimated Audience: 14,508,000
Episodes Copyright
1969 (1-16, 18) – 1970 (17, 19-28)
Bonanza - Season 11
Bonanza – Season 12
13 September 1970 – 11 April 1971
TV Ratings (USA)
23.9 (No. 9)
Estimated Audience: 14,363,900
23.9 (No. 9)
Estimated Audience: 14,363,900
Episodes Copyright
1968 (27), 1970 (1-15, 19) – 1971 (16-18, 20-26, 28)
Bonanza - Season 12
Bonanza – Season 7
12 September 1965 – 15 May 1966
TV Ratings (USA)
31.8 (No. 1)
Estimated Audience: 17,124,300
31.8 (No. 1)
Estimated Audience: 17,124,300
Episodes Copyright
1965 (1-14) – 1966 (15-33)
Bonanza - Season 7
Bonanza – Season 13
19 September 1971 – 2 April 1972
TV Ratings (USA)
21.9 (No. 20)
Estimated Audience: 13,599,900
21.9 (No. 20)
Estimated Audience: 13,599,900
Episodes Copyright
1971 (1-17) – 1972 (18-26)
Bonanza - Season 13
Bonanza – Season 14
12 September 1972 – 16 January 1973
Episodes Copyright
1972 (1-14) – 1973 (15)
1972 (1-14) – 1973 (15)
Bonanza - Season 14
Bonanza – Season 8
11 September 1966 – 14 May 1967
TV Ratings (USA)
29.1 (No. 1)
Estimated Audience: 16,042,830
29.1 (No. 1)
Estimated Audience: 16,042,830
Episodes Copyright
1966 (1-17, 34) – 1967 (18-33)
Bonanza - Season 8
Bonanza – Season 2
10 September 1960 – 3 June 1961
TV Ratings (USA)
24.8 (No. 17)
Estimated Audience: 11,705,600
24.8 (No. 17)
Estimated Audience: 11,705,600
Episodes Copyright
1960 (1-16) – 1961 (17-34)
Bonanza - Season 2
Bonanza – Season 3
24 September 1961 – 20 May 1962
TV Ratings (USA)
30.0 (No. 2)
Estimated Audience: 14,566,500
30.0 (No. 2)
Estimated Audience: 14,566,500
Episodes Copyright: 1961 (1-15) – 1962 (16-34)
Bonanza - Season 3
Bonanza – Season 10
15 September 1968 – 11 May 1969
TV Ratings (USA)
26.6 (No. 3)
Estimated Audience: 15,494,500
26.6 (No. 3)
Estimated Audience: 15,494,500
Episodes Copyright
1968 (1-17) – 1969 (18-30)
Bonanza - Season 10
Bonanza – Season 9
17 September 1967 – 28 July 1968
TV Ratings (USA)
25.5 (No. 4)
Estimated Audience: 14,450,850
25.5 (No. 4)
Estimated Audience: 14,450,850
Episodes Copyright
1967 (1-17, 33-34) – 1968 (18-32)
Bonanza - Season 9
