Most-watched sports telecasts, April 2021
Nielsen average audience, one figure per telecast; a final or revised figure replaces a preliminary one. Composites, peaks, reach and self-reported figures do not chart.
40
eligible telecasts
updated 2026-09-15
Most-watched sports telecasts, April 2021
1
Baylor Bears at Gonzaga Bulldogs
16,920,000
2
UCLA Bruins at Gonzaga Bulldogs
14,940,000
3
2021 Masters Tournament Round 4
9,500,000
4
Houston Cougars at Baylor Bears
8,357,000
5
GEICO 500
4,700,000
6
Toyota Owners 400
3,320,000
7
Golden State Warriors at Boston Celtics
2,490,000
8
Los Angeles Lakers at Brooklyn Nets
2,020,000
9
San Diego Padres at Los Angeles Dodgers
2,010,000
10
Los Angeles Lakers at Dallas Mavericks
1,890,000
11
NBA Lakers–Clippers
1,760,000
12
Chicago White Sox at Los Angeles Angels
1,610,000
13
Philadelphia Phillies at Atlanta Braves
1,550,000
14
NBA Nuggets–Warriors
1,450,000
15
Brooklyn Nets at Miami Heat
1,410,000
16
Firestone Grand Prix of St. Petersburg
1,220,000
17
NBA Knicks–Mavericks
1,170,000
18
NBA Jazz–Suns
1,160,000
19
NBA Celtics–Nets
1,150,000
20
NBA Nets–76ers
1,100,000
21
Utah Jazz at Los Angeles Lakers
1,090,000
22
NBA Pelicans–Knicks
1,020,000
23
NBA Pelicans–Nets
1,000,000
24
NBA Mavericks–Warriors
984,000
25
NBA Celtics–Hornets
953,000
26
NBA Mavericks–Grizzlies
942,000
27
Toronto Blue Jays at New York Yankees
910,000
28
2021 Emilia Romagna Grand Prix
906,000
29
NBA Nuggets–Clippers
889,000
30
NBA Clippers–76ers
885,000
31
Los Angeles Dodgers at Colorado Rockies
884,000
32
NBA 76ers–Mavericks
853,000
33
NBA Bucks–Hawks
800,000
34
NBA Raptors–Knicks
797,000
35
NBA 76ers–Celtics
782,000
36
Houston Astros at Oakland Athletics
655,000
37
Atlanta Braves at Philadelphia Phillies
593,000
38
New York Mets at Philadelphia Phillies
550,000
39
Tampa Bay Rays at Boston Red Sox
483,000
40
Los Angeles Dodgers at Colorado Rockies
246,000
40 eligible telecasts · computed 2026-09-15 10:59 UTC