2021 MLB On-Base Percentage by Team

The Houston Astros led all of MLB in on-base percentage in 2021, with .339, .002 ahead of the Washington Nationals. The average across 30 MLB teams is .317.

Led all of MLB in 2021 Houston Astros 162 games

.339 On-Base Percentage .002 clear of Washington Nationals

#	Team	League	G	OBP
1	Houston Astros	AL	162	.339
2	Washington Nationals	NL	162	.337
3	Chicago White Sox	AL	162	.336
4	Toronto Blue Jays	AL	162	.331
5	Los Angeles Dodgers	NL	162	.330
6	San Francisco Giants	NL	162	.329
7	Boston Red Sox	AL	162	.329
8	Cincinnati Reds	NL	162	.328
9	New York Yankees	AL	162	.322
10	San Diego Padres	NL	162	.321
10	Tampa Bay Rays	AL	162	.321
12	Atlanta Braves	NL	161	.319
13	Philadelphia Phillies	NL	162	.318
14	Milwaukee Brewers	NL	162	.317
	MLB average			.317
15	Colorado Rockies	NL	161	.317
16	Oakland Athletics	AL	162	.317
17	New York Mets	NL	162	.315
18	Minnesota Twins	AL	162	.314
19	St. Louis Cardinals	NL	162	.313
20	Chicago Cubs	NL	162	.312
21	Los Angeles Angels of Anaheim	AL	162	.310
22	Arizona Diamondbacks	NL	162	.309
23	Pittsburgh Pirates	NL	162	.309
24	Detroit Tigers	AL	162	.308
25	Kansas City Royals	AL	162	.307
26	Baltimore Orioles	AL	162	.304
27	Cleveland Indians	AL	162	.304
28	Seattle Mariners	AL	162	.303
29	Miami Marlins	NL	162	.299
30	Texas Rangers	AL	162	.294

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.