Since 1920, the New York Yankees have the most wins by a team, with 9,605 wins.

Interpreted as:

MLB team with the most regular-season wins since 1920

	TEAM	W	L	W%	G	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS
1	Yankees	9,605	6,887	.582	16,537	566,640	82,973	151,755	25,832	4,429	16,999	78,193	61,541	4,066	85,498	8,373	2,810	642,404	237,442	47,260	6,862	3,295	2,848	10,711	.268	.342	.419	.761
2	Dodgers	9,009	7,506	.546	16,566	565,527	74,280	148,391	24,942	4,331	13,246	69,383	55,138	3,662	86,756	10,055	3,555	636,622	221,733	42,519	9,222	3,073	3,744	9,969	.262	.330	.392	.722
3	Cardinals	8,920	7,585	.540	16,565	569,533	75,931	152,774	27,533	5,005	12,197	70,936	52,841	3,863	84,451	10,139	3,620	637,987	226,908	44,735	8,598	3,152	3,779	10,159	.268	.333	.398	.731
4	Giants	8,660	7,842	.525	16,541	566,087	74,513	147,909	24,684	4,366	14,445	69,703	53,524	3,903	87,236	7,973	3,151	634,981	224,660	43,495	8,440	3,027	4,020	10,214	.261	.328	.397	.725
5	Guardians	8,453	8,033	.513	16,525	565,717	76,197	150,237	27,224	4,115	13,627	71,464	55,471	4,006	83,846	8,642	3,395	636,620	226,572	44,966	8,063	3,363	2,551	10,551	.266	.334	.401	.734
6	Red Sox	8,449	8,049	.512	16,536	569,159	78,990	152,794	29,622	4,116	14,170	74,247	59,201	3,943	86,002	6,894	2,557	642,813	233,158	47,908	7,162	3,348	3,003	11,573	.268	.340	.410	.749
7	Braves	8,279	8,200	.502	16,529	564,348	71,547	146,407	24,853	3,757	13,741	67,023	52,142	3,531	86,596	7,663	3,071	631,846	219,997	42,351	8,935	2,890	3,661	10,405	.259	.324	.390	.714
8	Reds	8,278	8,224	.502	16,540	564,180	72,357	146,807	26,082	4,324	13,356	67,742	52,173	4,047	89,700	10,184	3,414	632,312	221,605	43,762	8,862	3,050	3,649	9,744	.260	.326	.393	.718
9	Tigers	8,256	8,263	.500	16,573	567,747	77,126	150,197	26,126	4,829	14,253	72,246	57,438	3,675	87,212	7,684	2,940	639,661	228,740	45,208	7,678	3,123	2,450	10,733	.265	.334	.403	.737
10	Pirates	8,135	8,353	.493	16,544	567,384	72,205	149,911	26,007	5,628	11,372	67,514	50,231	3,944	87,107	9,014	3,280	633,288	221,290	43,007	8,601	3,128	3,703	10,086	.264	.327	.390	.717
11	Cubs	8,117	8,383	.492	16,556	566,246	72,944	147,555	25,948	4,385	13,783	68,289	52,506	3,895	91,643	8,074	3,078	634,362	223,622	44,116	8,797	2,918	3,524	9,978	.261	.326	.395	.721
12	White Sox	8,080	8,402	.490	16,533	563,261	72,909	147,389	25,117	4,288	12,030	68,177	54,046	4,339	82,349	9,860	3,492	633,371	217,172	41,435	8,493	3,232	2,464	10,542	.262	.329	.386	.715
13	Twins	8,064	8,430	.489	16,544	567,858	74,995	150,506	26,598	5,082	11,745	69,997	54,984	4,241	83,855	8,566	3,084	637,676	222,503	43,425	7,421	3,172	2,665	10,996	.265	.333	.392	.725
14	Orioles	7,961	8,519	.483	16,535	564,574	73,730	146,901	26,216	3,765	14,160	69,185	55,835	3,727	86,998	7,528	2,790	634,908	223,127	44,141	7,659	3,113	2,580	10,867	.260	.329	.395	.724
15	Athletics	7,921	8,569	.480	16,533	562,056	73,618	144,388	25,454	3,975	13,685	68,874	57,142	3,938	89,055	8,935	3,212	633,781	218,847	43,114	7,535	3,110	2,272	10,655	.257	.328	.389	.717
16	Phillies	7,653	8,839	.464	16,530	565,079	71,173	146,471	26,000	4,283	13,012	66,569	53,060	3,893	92,008	8,509	2,920	633,070	220,073	43,295	8,016	3,022	3,742	9,884	.259	.325	.389	.715
17	Angels	5,063	5,157	.495	10,223	346,844	44,247	88,716	15,337	1,814	9,273	41,637	32,435	2,849	63,100	6,062	3,111	388,447	135,500	26,424	3,541	2,778	2,489	7,898	.256	.322	.391	.713
18	Astros	5,060	4,999	.503	10,064	341,524	42,922	87,070	15,956	2,174	8,473	40,397	32,450	2,919	63,214	7,172	3,142	383,648	132,793	26,603	4,031	2,724	3,146	7,442	.255	.323	.389	.711
19	Mets	4,864	5,185	.484	10,057	340,249	41,494	85,008	15,185	1,819	8,635	39,079	32,530	2,882	65,259	5,915	2,739	382,280	129,736	25,639	3,989	2,630	3,145	7,488	.250	.318	.381	.700
20	Rangers	4,860	5,346	.476	10,212	348,610	45,934	89,877	16,026	1,895	10,233	43,401	33,017	2,718	65,499	5,980	2,855	390,155	140,392	28,154	2,966	2,844	2,258	7,814	.258	.324	.403	.727
21	Brewers	4,355	4,567	.488	8,926	302,986	39,702	77,588	14,459	1,759	8,744	37,614	29,169	2,723	59,201	6,021	2,746	340,477	121,797	24,962	3,169	2,430	2,162	6,628	.256	.325	.402	.727
22	Nationals	4,300	4,618	.482	8,922	301,761	37,386	76,561	14,778	1,793	7,640	35,143	28,357	2,642	57,434	6,574	2,791	338,941	117,845	24,211	3,886	2,295	2,890	6,525	.254	.321	.391	.712
23	Royals	4,248	4,669	.476	8,919	305,047	38,958	80,083	14,978	2,295	7,030	36,772	26,083	2,472	52,375	7,115	2,909	338,655	120,741	24,303	2,377	2,676	1,873	6,801	.263	.323	.396	.719
24	Padres	4,172	4,756	.467	8,930	301,867	36,191	75,260	13,322	1,765	7,291	34,034	28,734	2,136	59,734	6,025	2,610	338,715	113,985	22,378	3,719	2,259	2,690	6,524	.249	.317	.378	.694
25	Blue Jays	3,808	3,826	.499	7,637	261,648	35,321	68,051	13,591	1,494	8,302	33,504	24,273	2,441	49,196	4,588	1,969	292,006	109,536	23,387	1,508	2,136	1,408	5,955	.260	.326	.419	.745