Ballpark Factors

Ballpark Factors: 1980 Major League

1980 American League 1980 National League

American League

City	Ballpark	Runs	OBP	SLG	D	T	HR	DP
Ballpark Factors by Ballpark
		Relative Factor (100=avg, higher is better for hitting)
Anaheim	Angel Stadium	96.5	98.9	98.5	97.5	84.6	100.5	101.4
Arlington	Arlington Stadium	101.9	101.5	99.9	94.4	94.4	97.3	100.3
Baltimore	Memorial Stadium	101.4	99.3	100.1	93.2	87.5	112.1	92.7
Bloomington	Metropolitan Stadium	108.7	104.7	103.9	98.3	109.7	102.0	102.7
Boston	Fenway Park	99.2	100.0	101.6	114.9	97.4	101.7	104.1
Chicago	Comiskey Park	96.8	96.6	96.3	102.6	110.7	86.5	96.4
Cleveland	Municipal Stadium	104.9	102.1	102.3	100.6	99.7	105.0	108.7
Detroit	Tiger Stadium	105.7	102.2	102.9	94.3	103.7	112.0	101.6
Kansas City	Kauffman Stadium	98.6	99.8	100.2	111.3	114.6	91.5	102.7
Milwaukee	County Stadium	95.5	99.0	97.2	91.5	97.9	91.9	89.6
New York	Yankee Stadium	96.6	98.2	98.6	97.8	104.6	99.6	100.0
Oakland	Oakland Coliseum	94.8	99.6	96.5	93.3	86.6	85.0	111.0
Seattle	Kingdome	99.6	99.7	102.1	101.4	95.8	116.6	94.5
Toronto	Exhibition Stadium	100.0	98.5	100.0	109.1	112.9	98.4	94.8

Team	Runs	OBP	SLG	D	T	HR	DP
Average Ballpark Factors by Team
		Relative Factor (100=avg, higher is better for hitting)
Baltimore Orioles	100.7	99.7	100.0	96.8	94.3	105.6	96.6
Boston Red Sox	99.8	100.1	100.9	106.9	98.6	101.2	102.0
California Angels	98.3	99.4	99.2	98.7	92.7	100.0	100.6
Chicago White Sox	98.6	98.5	98.3	101.3	105.1	93.8	98.3
Cleveland Indians	102.2	100.9	101.0	100.3	99.9	102.2	103.9
Detroit Tigers	102.7	101.0	101.3	97.3	101.7	105.7	100.8
Kansas City Royals	99.4	99.9	100.1	105.2	106.7	96.1	101.3
Milwaukee Brewers	97.9	99.5	98.7	96.1	99.0	96.3	95.1
Minnesota Twins	103.9	102.2	101.7	99.1	104.3	100.9	101.2
New York Yankees	98.4	99.2	99.4	99.1	102.1	99.9	99.9
Oakland Athletics	97.6	99.8	98.4	96.9	93.9	92.9	105.1
Seattle Mariners	99.8	99.9	100.9	100.6	98.0	107.6	97.6
Texas Rangers	100.8	100.6	99.9	97.5	97.7	98.6	100.1
Toronto Blue Jays	100.0	99.3	100.0	104.2	106.0	99.3	97.6

National League

City	Ballpark	Runs	OBP	SLG	D	T	HR	DP
Ballpark Factors by Ballpark
		Relative Factor (100=avg, higher is better for hitting)
Atlanta	Fulton County Stadium	102.7	97.1	98.6	87.2	60.5	131.0	93.6
Chicago	Wrigley Field	112.5	105.1	104.4	104.1	77.5	109.0	95.1
Cincinnati	Riverfront Stadium	105.0	96.1	102.9	105.3	112.7	141.2	105.9
Houston	Astrodome	92.3	98.2	94.7	96.9	124.3	60.2	100.3
Los Angeles	Dodger Stadium	96.5	96.8	98.3	92.8	70.4	122.0	95.3
Montreal	Olympic Stadium	97.2	102.2	98.6	92.8	115.9	74.9	98.9
New York	Shea Stadium	91.8	100.0	100.0	99.1	72.1	110.6	96.8
Philadelphia	Veterans Stadium	110.3	103.8	107.0	113.6	126.2	114.8	90.2
Pittsburgh	Three Rivers Stadium	102.9	102.5	103.5	103.3	110.5	107.8	96.5
San Diego	Jack Murphy Stadium	88.9	95.6	93.1	95.9	110.5	68.7	105.0
San Francisco	Candlestick Park	92.6	98.3	94.0	90.7	88.7	70.6	108.7
St. Louis	Busch Stadium II	107.3	104.4	104.9	118.1	130.9	88.2	113.5

Team	Runs	OBP	SLG	D	T	HR	DP
Average Ballpark Factors by Team
		Relative Factor (100=avg, higher is better for hitting)
Atlanta Braves	100.8	98.4	99.0	93.7	82.0	113.5	97.3
Chicago Cubs	106.0	102.6	102.3	102.4	90.6	104.1	97.7
Cincinnati Reds	101.8	97.9	101.0	101.8	105.1	118.3	102.8
Houston Astros	96.2	98.8	97.3	98.0	109.9	82.4	100.3
Los Angeles Dodgers	98.0	98.2	98.9	96.2	86.1	109.7	98.1
Montreal Expos	99.1	101.3	99.7	97.4	107.4	89.1	99.3
New York Mets	96.8	100.3	100.4	100.2	87.9	105.0	98.4
Philadelphia Phillies	105.0	102.0	103.4	106.6	112.3	106.7	95.5
Pittsburgh Pirates	101.7	101.4	101.9	102.1	105.3	103.5	98.3
San Diego Padres	94.7	97.7	96.6	97.6	104.1	86.3	102.4
San Francisco Giants	96.3	98.9	97.0	95.3	94.6	86.5	104.1
St. Louis Cardinals	103.7	102.3	102.5	108.6	114.3	94.8	105.8