Season Twenty-One of Big Brother premiered on June 25, 2019.
Episodes
| # |
#
|
Title
|
|
|
Airdate
|
Viewers
|
18-49 Rating
|
|
| 705 |
1
|
Episode 2101
|
|
|
June 25, 2019
|
4.932M
|
1.3%
|
|
| 706 |
2
|
Episode 2102
|
|
|
June 26, 2019
|
4.517M
|
1.1%
|
|
| 707 |
3
|
Episode 2103
|
|
|
June 30, 2019
|
4.323M
|
1%
|
|
| 708 |
4
|
Episode 2104
|
|
|
July 2, 2019
|
4.457M
|
1.1%
|
|
| 709 |
5
|
Episode 2105
|
|
|
July 3, 2019
|
4.247M
|
1.1%
|
|
| 710 |
6
|
Episode 2106
|
|
|
July 7, 2019
|
4.316M
|
1%
|
|
| 711 |
7
|
Episode 2107
|
|
|
July 10, 2019
|
4.152M
|
1.1%
|
|
| 712 |
8
|
Episode 2108
|
|
|
July 11, 2019
|
4.046M
|
1%
|
|
| 713 |
9
|
Episode 2109
|
|
|
July 14, 2019
|
4.203M
|
1%
|
|
| 714 |
10
|
Episode 2110
|
|
|
July 17, 2019
|
3.996M
|
1%
|
|
| 715 |
11
|
Episode 2111
|
|
|
July 18, 2019
|
3.788M
|
1%
|
|
| 716 |
12
|
Episode 2112
|
|
|
July 21, 2019
|
4.273M
|
1.1%
|
|
| 717 |
13
|
Episode 2113
|
|
|
July 24, 2019
|
3.876M
|
1%
|
|
| 718 |
14
|
Episode 2114
|
|
|
July 25, 2019
|
3.874M
|
1%
|
|
| 719 |
15
|
Episode 2115
|
|
|
July 28, 2019
|
4.302M
|
1%
|
|
| 720 |
16
|
Episode 2116
|
|
|
July 31, 2019
|
3.82M
|
1.1%
|
|
| 721 |
17
|
Episode 2117
|
|
|
August 1, 2019
|
3.803M
|
1%
|
|
| 722 |
18
|
Episode 2118
|
|
|
August 4, 2019
|
4.134M
|
1.1%
|
|
| 723 |
19
|
Episode 2119
|
|
|
August 7, 2019
|
3.969M
|
1.1%
|
|
| 724 |
20
|
Episode 2120
|
|
|
August 8, 2019
|
3.874M
|
1%
|
|
| 725 |
21
|
Episode 2121
|
|
|
August 11, 2019
|
4.577M
|
1.2%
|
|
| 726 |
22
|
Episode 2122
|
|
|
August 14, 2019
|
4.217M
|
1.1%
|
|
| 727 |
23
|
Episode 2123
|
|
|
August 15, 2019
|
4.178M
|
1%
|
|
| 728 |
24
|
Episode 2124
|
|
|
August 18, 2019
|
4.718M
|
1.3%
|
|
| 729 |
25
|
Episode 2125
|
|
|
August 21, 2019
|
4.518M
|
1.3%
|
|
| 730 |
26
|
Episode 2126
|
|
|
August 22, 2019
|
4.36M
|
1.2%
|
|
| 731 |
27
|
Episode 2127
|
|
|
August 25, 2019
|
4.644M
|
1.2%
|
|
| 732 |
28
|
Episode 2128
|
|
|
August 28, 2019
|
4.27M
|
1.1%
|
|
| 733 |
29
|
Episode 2129
|
|
|
August 29, 2019
|
3.451M
|
0.9%
|
|
| 734 |
30
|
Episode 2130
|
|
|
September 1, 2019
|
4.011M
|
0.9%
|
|
| 735 |
31
|
Episode 2131
|
|
|
September 4, 2019
|
4.447M
|
1.2%
|
|
| 736 |
32
|
Episode 2132
|
|
|
September 5, 2019
|
4.16M
|
1.1%
|
|
| 737 |
33
|
Episode 2133
|
|
|
September 8, 2019
|
4.75M
|
1.2%
|
|
| 738 |
34
|
Episode 2134
|
|
|
September 11, 2019
|
4.568M
|
1.1%
|
|
| 739 |
35
|
Episode 2135
|
|
|
September 12, 2019
|
4.558M
|
1.2%
|
|
| 740 |
36
|
Episode 2136
|
|
|
September 15, 2019
|
4.588M
|
1.2%
|
|
| 741 |
37
|
Episode 2137
|
|
|
September 18, 2019
|
4.327M
|
1.1%
|
|
| 742 |
38
|
Episode 2138
|
|
|
September 19, 2019
|
4.381M
|
1.1%
|
|
| 743 |
39
|
Episode 2139
|
|
|
September 22, 2019
|
4.962M
|
1.3%
|
|
| 744 |
40
|
Episode 2140
|
|
|
September 25, 2019
|
4.196M
|
1.2%
|
|
