2021 MLB Strikeouts by Team

The Chicago Cubs led all of MLB in strikeouts in 2021, with 1,596, 43 ahead of the Miami Marlins. The average across 30 MLB teams is 1,404.8.

Led all of MLB in 2021 Chicago Cubs 162 games

1,596 Strikeouts 43 clear of Miami Marlins

#	Team	League	G	SO
1	Chicago Cubs	NL	162	1,596
2	Miami Marlins	NL	162	1,553
3	Tampa Bay Rays	AL	162	1,542
4	Detroit Tigers	AL	162	1,514
5	Seattle Mariners	AL	162	1,492
6	New York Yankees	AL	162	1,482
7	Arizona Diamondbacks	NL	162	1,465
7	Milwaukee Brewers	NL	162	1,465
9	San Francisco Giants	NL	162	1,461
10	Baltimore Orioles	AL	162	1,454
11	Atlanta Braves	NL	161	1,453
12	Cincinnati Reds	NL	162	1,425
13	Los Angeles Dodgers	NL	162	1,408
14	Minnesota Twins	AL	162	1,405
	MLB average			1,404.8
15	Philadelphia Phillies	NL	162	1,402
16	Los Angeles Angels of Anaheim	AL	162	1,394
17	New York Mets	NL	162	1,392
18	Chicago White Sox	AL	162	1,389
19	Cleveland Indians	AL	162	1,387
20	Boston Red Sox	AL	162	1,386
21	Texas Rangers	AL	162	1,381
22	Colorado Rockies	NL	161	1,356
23	Oakland Athletics	AL	162	1,349
24	St. Louis Cardinals	NL	162	1,341
25	Pittsburgh Pirates	NL	162	1,328
26	San Diego Padres	NL	162	1,324
27	Washington Nationals	NL	162	1,303
28	Kansas City Royals	AL	162	1,258
29	Houston Astros	AL	162	1,222
30	Toronto Blue Jays	AL	162	1,218

A team's total is its players' numbers for the club added up, so a player traded mid-season counts for each team only what he did there. Rates such as ERA and batting average are worked out from the team's summed totals, not averaged across players.