MLB stadiums by capacity

The 30 MLB stadiums seat 40,600 on average. The biggest is Dodger Stadium, 56,000, home of the Dodgers; the smallest is Sutter Health Park, 13,416 (Athletics). The oldest is Fenway Park (1912), then Wrigley Field (1914) and Dodger Stadium (1962); the newest is Globe Life Field (2020). 22 are open-air, 7 are under a retractable roof, and 1 is a dome; 25 have grass. The deepest center field is Coors Field's, 415 feet; the shortest Fenway Park's, 390.

MLB stadiums, biggest first

#	Stadium	Home of	Capacity	Opened	Roof	Surface	Center field	City
1	Dodger Stadium	Los Angeles Dodgers	56,000	1962	Open	Grass	395 ft	Los Angeles, California
2	Chase Field	Arizona Diamondbacks	48,330	1998	Retractable	Artificial turf	407 ft	Phoenix, Arizona
3	T-Mobile Park	Seattle Mariners	47,929	1999	Retractable	Grass	401 ft	Seattle, Washington
4	Coors Field	Colorado Rockies	46,897	1995	Open	Grass	415 ft	Denver, Colorado
5	Yankee Stadium	New York Yankees	46,537	2009	Open	Grass	408 ft	Bronx, New York
6	Angel Stadium	Los Angeles Angels	45,517	1966	Open	Grass	396 ft	Anaheim, California
7	Busch Stadium	St. Louis Cardinals	44,383	2006	Open	Grass	400 ft	St. Louis, Missouri
8	Great American Ball Park	Cincinnati Reds	43,500	2003	Open	Grass	404 ft	Cincinnati, Ohio
9	Citizens Bank Park	Philadelphia Phillies	42,901	2004	Open	Grass	401 ft	Philadelphia, Pennsylvania
10	Oriole Park at Camden Yards	Baltimore Orioles	42,455	1992	Open	Grass	410 ft	Baltimore, Maryland
11	Citi Field	New York Mets	41,922	2009	Open	Grass	408 ft	Queens, New York
12	American Family Field	Milwaukee Brewers	41,900	2001	Retractable	Grass	400 ft	Milwaukee, Wisconsin
13	Wrigley Field	Chicago Cubs	41,649	1914	Open	Grass	400 ft	Chicago, Illinois
14	Nationals Park	Washington Nationals	41,373	2008	Open	Grass	402 ft	Washington, D.C.
15	Oracle Park	San Francisco Giants	41,331	2000	Open	Grass	391 ft	San Francisco, California
16	Daikin Park	Houston Astros	41,168	2000	Retractable	Grass	409 ft	Houston, Texas
17	Truist Park	Atlanta Braves	41,084	2017	Open	Grass	400 ft	Cumberland, Georgia
18	Comerica Park	Detroit Tigers	41,083	2000	Open	Grass	412 ft	Detroit, Michigan
19	Rate Field	Chicago White Sox	40,615	1991	Open	Grass	400 ft	Chicago, Illinois
20	Globe Life Field	Texas Rangers	40,300	2020	Retractable	Artificial turf	407 ft	Arlington, Texas
21	Petco Park	San Diego Padres	39,860	2004	Open	Grass	396 ft	San Diego, California
22	Rogers Centre	Toronto Blue Jays	39,150	1989	Retractable	Artificial turf	400 ft	Toronto, Ontario
23	PNC Park	Pittsburgh Pirates	38,747	2001	Open	Grass	399 ft	Pittsburgh, Pennsylvania
24	Target Field	Minnesota Twins	38,544	2010	Open	Grass	404 ft	Minneapolis, Minnesota
25	Kauffman Stadium	Kansas City Royals	37,903	1973	Open	Grass	410 ft	Kansas City, Missouri
26	Fenway Park	Boston Red Sox	37,755	1912	Open	Grass	390 ft	Boston, Massachusetts
27	LoanDepot Park	Miami Marlins	36,742	2012	Retractable	Artificial turf	407 ft	Miami, Florida
28	Progressive Field	Cleveland Guardians	34,820	1994	Open	Grass	410 ft	Cleveland, Ohio
29	Tropicana Field	Tampa Bay Rays	25,000	1990	Fixed	Artificial turf	404 ft	St. Petersburg, Florida
30	Sutter Health Park	Athletics	13,416	2000	Open	Grass	403 ft	West Sacramento, California

Capacity is the baseball seating as Wikipedia's list of current MLB stadiums gives it, read on October 1, 2026; a venue two clubs share is one row.