Pythagorean & BaseRuns Records

These Pythagorean and BaseRuns records are always looking backwards and based on the team's actual stats in a season. For more about both Pythagorean and BaseRuns records, please visit our glossary page.

Season:

2026

2025

2024

2023

2022

2021

2020

2019

2018

2017

2016

2015

2014

2013

2012

2011

2010

2009

2008

2007

2006

2005

2004

2003

2002

2001

2000

1999

1998

1997

1996

1995

1994

1993

1992

1991

1990

1989

1988

1987

1986

1985

1984

1983

1982

1981

1980

1979

1978

1977

1976

1975

1974

1973

1972

1971

1970

1969

1968

1967

1966

1965

1964

1963

1962

1961

1960

1959

1958

1957

1956

1955

1954

1953

1952

1951

1950

1949

1948

1947

1946

1945

1944

1943

1942

1941

1940

1939

1938

1937

1936

1935

1934

1933

1932

1931

1930

1929

1928

1927

1926

1925

1924

1923

1922

1921

1920

1919

1918

1917

1916

1915

1914

1913

1912

1911

1910

1909

1908

1907

1906

1905

1904

1903

1902

1901

1900

1899

1898

1897

1896

1895

1894

1893

1892

1891

1890

1889

1888

1887

1886

1885

1884

1883

1882

1881

1880

1879

1878

1877

1876

1875

1874

1873

1872

1871

Overall By League/Division

Team	G	W	L	W%	RDif	RS/G	RA/G	W	L	W%	+/-	W	L	W%	+/-	RDif	RS/G	RA/G
	2026 Year to Date							2026 Pythagorean				2026 BaseRuns
Team	G	W	L	W%	RDif	RS/G	RA/G	W	L	W%	+/-	W	L	W%	+/-	RDif	RS/G	RA/G
Brewers	145	89	56	.614	169	5.03	3.87	90	55	.621	-1	89	56	.614	0	156	4.87	3.79
Dodgers	144	87	57	.604	155	4.94	3.86	88	56	.613	-1	87	57	.603	+0	140	4.87	3.89
Cubs	145	81	64	.559	131	5.32	4.41	85	60	.589	-4	83	62	.569	-2	104	5.34	4.62
Yankees	143	81	62	.566	117	4.52	3.70	84	59	.590	-3	82	61	.575	-1	97	4.42	3.75
Red Sox	145	80	65	.552	89	4.46	3.85	82	63	.568	-2	80	65	.553	0	71	4.55	4.05
Marlins	145	72	73	.497	10	4.38	4.31	74	71	.507	-2	80	65	.552	-8	70	4.61	4.13
Pirates	144	71	73	.493	26	4.82	4.64	75	69	.518	-4	79	65	.552	-8	72	4.78	4.27
Braves	144	85	59	.590	119	4.62	3.79	85	59	.590	+0	79	65	.549	+6	66	4.51	4.06
Rays	143	85	58	.594	47	4.52	4.20	77	66	.535	+8	78	65	.543	+7	57	4.53	4.13
Tigers	144	66	78	.458	51	4.39	4.03	78	66	.539	-12	77	67	.536	-11	47	4.36	4.03
Nationals	146	67	79	.459	8	5.14	5.08	74	72	.505	-7	73	73	.501	-6	2	5.02	5.01
White Sox	143	75	68	.524	49	4.76	4.41	77	66	.535	-2	73	70	.509	+2	12	4.59	4.51
Phillies	144	81	63	.563	35	4.46	4.22	76	68	.526	+5	73	71	.504	+8	6	4.41	4.37
Giants	145	60	85	.414	-74	4.19	4.70	65	80	.446	-5	73	72	.500	-13	1	4.40	4.40
Padres	144	76	68	.528	9	4.20	4.14	73	71	.507	+3	72	72	.503	+4	4	4.24	4.21
Diamondbacks	145	77	68	.531	0	4.42	4.42	73	73	.500	+4	71	74	.492	+6	-11	4.38	4.45
Blue Jays	145	72	73	.497	-39	4.03	4.30	68	77	.470	+4	71	74	.490	+1	-13	4.07	4.16
Cardinals	145	72	73	.497	-10	4.56	4.63	71	74	.493	+1	70	75	.483	+2	-24	4.36	4.53
Guardians	145	73	72	.503	-16	4.03	4.14	71	74	.488	+2	70	75	.480	+3	-27	4.14	4.32
Orioles	145	70	75	.483	-27	4.46	4.65	70	75	.481	+0	69	76	.476	+1	-33	4.32	4.55
Mets	144	66	78	.458	-43	4.20	4.50	67	77	.468	-1	69	75	.479	-3	-28	4.24	4.44
Rangers	144	71	73	.493	-44	4.13	4.44	67	77	.467	+4	68	76	.473	+3	-37	4.34	4.60
Twins	144	68	76	.472	-49	4.65	4.99	67	77	.466	+1	67	77	.466	+1	-49	4.53	4.86
Astros	144	73	71	.507	-38	4.49	4.76	68	76	.473	+5	67	77	.464	+6	-50	4.39	4.74
Mariners	144	67	77	.465	-71	3.95	4.44	64	80	.446	+3	66	78	.460	+1	-54	4.07	4.44
Angels	144	54	90	.375	-80	4.02	4.58	63	81	.440	-9	66	78	.456	-12	-58	3.94	4.34
Royals	145	64	81	.441	-89	4.28	4.90	63	82	.437	+1	65	80	.451	-1	-70	4.41	4.90
Reds	144	69	75	.479	-108	4.22	4.97	61	83	.423	+8	62	82	.430	+7	-102	4.43	5.14
Rockies	143	55	88	.385	-140	4.75	5.73	58	85	.409	-3	56	87	.392	-1	-170	4.79	5.97
Athletics	145	58	87	.400	-187	4.39	5.68	55	90	.378	+3	55	90	.382	+3	-181	4.45	5.70

Team	G	W	L	W%	RDif	RS/G	RA/G	W	L	W%	+/-	W	L	W%	+/-	RDif	RS/G	RA/G
	2026 Year to Date							2026 Pythagorean				2026 BaseRuns
Team	G	W	L	W%	RDif	RS/G	RA/G	W	L	W%	+/-	W	L	W%	+/-	RDif	RS/G	RA/G
Brewers	145	89	56	.614	169	5.03	3.87	90	55	.621	-1	89	56	.614	0	156	4.87	3.79
Dodgers	144	87	57	.604	155	4.94	3.86	88	56	.613	-1	87	57	.603	+0	140	4.87	3.89
Cubs	145	81	64	.559	131	5.32	4.41	85	60	.589	-4	83	62	.569	-2	104	5.34	4.62
Yankees	143	81	62	.566	117	4.52	3.70	84	59	.590	-3	82	61	.575	-1	97	4.42	3.75
Red Sox	145	80	65	.552	89	4.46	3.85	82	63	.568	-2	80	65	.553	0	71	4.55	4.05
Marlins	145	72	73	.497	10	4.38	4.31	74	71	.507	-2	80	65	.552	-8	70	4.61	4.13
Pirates	144	71	73	.493	26	4.82	4.64	75	69	.518	-4	79	65	.552	-8	72	4.78	4.27
Braves	144	85	59	.590	119	4.62	3.79	85	59	.590	+0	79	65	.549	+6	66	4.51	4.06
Rays	143	85	58	.594	47	4.52	4.20	77	66	.535	+8	78	65	.543	+7	57	4.53	4.13
Tigers	144	66	78	.458	51	4.39	4.03	78	66	.539	-12	77	67	.536	-11	47	4.36	4.03
Nationals	146	67	79	.459	8	5.14	5.08	74	72	.505	-7	73	73	.501	-6	2	5.02	5.01
White Sox	143	75	68	.524	49	4.76	4.41	77	66	.535	-2	73	70	.509	+2	12	4.59	4.51
Phillies	144	81	63	.563	35	4.46	4.22	76	68	.526	+5	73	71	.504	+8	6	4.41	4.37
Giants	145	60	85	.414	-74	4.19	4.70	65	80	.446	-5	73	72	.500	-13	1	4.40	4.40
Padres	144	76	68	.528	9	4.20	4.14	73	71	.507	+3	72	72	.503	+4	4	4.24	4.21
Diamondbacks	145	77	68	.531	0	4.42	4.42	73	73	.500	+4	71	74	.492	+6	-11	4.38	4.45
Blue Jays	145	72	73	.497	-39	4.03	4.30	68	77	.470	+4	71	74	.490	+1	-13	4.07	4.16
Cardinals	145	72	73	.497	-10	4.56	4.63	71	74	.493	+1	70	75	.483	+2	-24	4.36	4.53
Guardians	145	73	72	.503	-16	4.03	4.14	71	74	.488	+2	70	75	.480	+3	-27	4.14	4.32
Orioles	145	70	75	.483	-27	4.46	4.65	70	75	.481	+0	69	76	.476	+1	-33	4.32	4.55
Mets	144	66	78	.458	-43	4.20	4.50	67	77	.468	-1	69	75	.479	-3	-28	4.24	4.44
Rangers	144	71	73	.493	-44	4.13	4.44	67	77	.467	+4	68	76	.473	+3	-37	4.34	4.60
Twins	144	68	76	.472	-49	4.65	4.99	67	77	.466	+1	67	77	.466	+1	-49	4.53	4.86
Astros	144	73	71	.507	-38	4.49	4.76	68	76	.473	+5	67	77	.464	+6	-50	4.39	4.74
Mariners	144	67	77	.465	-71	3.95	4.44	64	80	.446	+3	66	78	.460	+1	-54	4.07	4.44
Angels	144	54	90	.375	-80	4.02	4.58	63	81	.440	-9	66	78	.456	-12	-58	3.94	4.34
Royals	145	64	81	.441	-89	4.28	4.90	63	82	.437	+1	65	80	.451	-1	-70	4.41	4.90
Reds	144	69	75	.479	-108	4.22	4.97	61	83	.423	+8	62	82	.430	+7	-102	4.43	5.14
Rockies	143	55	88	.385	-140	4.75	5.73	58	85	.409	-3	56	87	.392	-1	-170	4.79	5.97
Athletics	145	58	87	.400	-187	4.39	5.68	55	90	.378	+3	55	90	.382	+3	-181	4.45	5.70

BAL	CHW	ATH
BOS	CLE	HOU
NYY	DET	LAA
TBR	KCR	SEA
TOR	MIN	TEX

ATL	CHC	ARI
MIA	CIN	COL
NYM	MIL	LAD
PHI	PIT	SDP
WSN	STL	SFG