Ballpark Factors

Ballpark Factors: 1970 Major League

1970 American League 1970 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	94.4	99.1	96.5	93.6	97.5	86.3	96.0
Baltimore	Memorial Stadium	96.0	97.6	96.8	95.2	95.6	94.3	87.9
Bloomington	Metropolitan Stadium	97.9	99.4	99.3	99.7	113.4	96.3	107.9
Boston	Fenway Park	111.4	106.6	108.6	117.3	105.7	113.3	101.9
Chicago	Comiskey Park	107.4	103.3	104.5	98.1	101.4	114.1	100.8
Cleveland	Municipal Stadium	109.1	102.4	103.8	94.9	93.1	117.4	98.9
Detroit	Tiger Stadium	105.6	99.5	101.6	100.5	93.7	113.7	102.9
Kansas City	Municipal Stadium	97.1	99.1	97.9	105.2	109.5	86.2	98.0
Milwaukee	County Stadium	96.6	97.0	98.2	106.0	100.9	98.7	100.9
New York	Yankee Stadium	90.8	96.5	95.4	92.2	100.2	91.1	98.0
Oakland	Oakland Coliseum	96.0	99.6	98.0	92.5	91.3	94.5	106.0
Washington	RFK Stadium	97.3	99.7	99.1	105.0	97.8	93.3	100.7

Team	Runs	OBP	SLG	D	T	HR	DP
Average Ballpark Factors by Team
		Relative Factor (100=avg, higher is better for hitting)
Baltimore Orioles	98.4	99.0	98.7	98.0	97.8	97.9	94.4
Boston Red Sox	105.2	103.0	103.9	107.8	102.3	106.3	100.7
California Angels	97.3	99.5	98.3	97.1	99.2	93.4	98.4
Chicago White Sox	103.3	101.5	102.0	98.9	100.8	106.2	100.6
Cleveland Indians	104.2	101.1	101.8	97.8	96.7	108.1	99.3
Detroit Tigers	102.7	99.8	100.8	100.3	97.0	106.5	101.1
Kansas City Royals	98.7	99.6	99.0	102.1	104.4	93.7	99.3
Milwaukee Brewers	98.3	98.6	99.1	102.5	100.7	99.1	100.6
Minnesota Twins	98.9	99.7	99.6	99.8	106.2	97.9	103.7
New York Yankees	96.1	98.5	98.1	96.7	99.8	96.4	98.9
Oakland Athletics	98.0	99.8	99.0	96.6	96.4	97.1	102.8
Washington Senators II	99.0	99.9	99.7	102.3	98.8	97.4	100.1

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	104.9	99.4	103.4	90.8	71.5	139.6	111.2
Chicago	Wrigley Field	124.8	110.7	113.5	105.0	113.6	132.4	99.9
Cincinnati	Crosley Field	103.4	104.9	106.6	107.2	91.3	118.3	121.4
Cincinnati	Riverfront Stadium	95.6	98.8	97.4	115.7	101.1	78.5	90.2
Houston	Astrodome	93.9	97.5	95.2	92.8	93.1	85.9	106.1
Los Angeles	Dodger Stadium	79.5	91.6	89.2	82.0	59.7	89.3	94.6
Montreal	Jarry Park	101.4	97.9	100.6	95.8	91.8	119.5	106.3
New York	Shea Stadium	108.0	104.4	105.6	104.6	99.7	113.8	94.6
Philadelphia	Connie Mack Stadium	98.3	100.5	100.3	106.7	102.0	94.6	102.5
Pittsburgh	Forbes Field	87.4	92.6	91.5	105.6	113.4	71.3	97.2
Pittsburgh	Three Rivers Stadium	100.2	100.2	99.6	107.7	114.6	87.8	87.9
San Diego	Jack Murphy Stadium	91.5	98.4	93.3	103.1	109.2	57.4	94.6
San Francisco	Candlestick Park	97.5	97.4	99.5	100.2	107.1	107.6	101.9
St. Louis	Busch Stadium II	107.7	104.5	102.7	100.4	141.5	85.0	91.6

Team	Runs	OBP	SLG	D	T	HR	DP
Average Ballpark Factors by Team
		Relative Factor (100=avg, higher is better for hitting)
Atlanta Braves	101.5	99.4	101.1	95.5	86.2	117.1	105.3
Chicago Cubs	111.4	104.9	106.2	102.6	107.2	114.5	99.7
Cincinnati Reds	99.1	100.5	100.4	105.0	97.4	98.0	102.0
Houston Astros	96.6	98.6	97.5	96.6	95.9	92.8	102.6
Los Angeles Dodgers	90.3	96.0	94.9	91.4	80.6	95.2	98.3
Montreal Expos	101.2	99.3	100.6	98.5	97.6	109.1	102.8
New York Mets	104.3	102.3	102.9	102.4	100.9	106.8	97.3
Philadelphia Phillies	100.0	100.5	100.5	103.4	102.1	98.1	100.7
Pittsburgh Pirates	97.8	98.6	98.3	103.4	107.5	91.1	96.5
San Diego Padres	95.6	99.0	96.6	101.1	103.0	80.3	97.4
San Francisco Giants	98.4	98.7	99.6	99.6	101.9	103.4	101.5
St. Louis Cardinals	103.8	102.1	101.4	100.6	119.6	93.4	96.1