The Boston Red Sox have the most extra-base hits by a team in a game, with 17 XBH versus the St. Louis Browns on June 8, 1950.

Interpreted as:

MLB team most xbh in a regular-season game

	TEAM	XBH	DATE	TM		OPP	RESULT	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS
1	Red Sox	17	6/8/1950	BSA	vs	SLA	W 29-4	53	29	28	9	1	7	29	11	0	2	0	0	64	60	0		0	0	.528	.609	1.132	1.741
2	Mets	15	8/24/2015	NYM	@	PHI	W 16-7	47	16	20	7	0	8	16	2	1	8	0	0	50	51	0	0	0	0	.426	.460	1.085	1.545
3	Reds	15	5/19/1999	CIN	@	COL	W 24-12	53	24	28	9	0	6	23	9	0	8	1	1	64	55	1	1	1	1	.528	.587	1.038	1.625
4	Indians	15	7/13/1996	CLE	@	MIN	W 19-11	48	19	22	12	0	3	19	5	1	7	2	0	54	43	0	0	0	0	.458	.519	.896	1.414
5	Phillies	15	6/23/1986	PHI	vs	CHC	W 19-1	42	19	20	11	0	4	19	7	0	7	3	0	51	43	1	1	0	0	.476	.540	1.024	1.564
6	Orioles	14	6/27/2025	BAL	vs	TBR	W 22-8	46	22	21	9	1	4	20	8	1	9	2	0	55	44	0	0	0	0	.457	.545	.957	1.502
7	Braves	14	5/21/2021	ATL	vs	PIT	W 20-1	41	20	20	7	0	7	20	5	0	9	0	0	49	48	1	2	0	0	.488	.521	1.171	1.692
8	Red Sox	14	7/25/2019	BOS	vs	NYY	W 19-3	46	19	23	10	0	4	19	5	0	6	0	0	51	45	0	0	0	0	.500	.549	.978	1.527
9	Red Sox	14	9/26/2018	BOS	vs	BAL	W 19-3	45	19	22	9	0	5	19	3	0	7	1	0	48	46	0	0	0	1	.489	.521	1.022	1.543
10	Marlins	14	7/26/2017	MIA	@	TEX	W 22-10	47	22	22	8	2	4	21	6	0	11	0	0	54	46	0	1	0	1	.468	.519	.979	1.497
11	Mets	14	4/11/2017	NYM	@	PHI	W 14-4	47	14	20	7	0	7	14	5	0	9	0	0	52	48	0	0	1	0	.426	.481	1.021	1.502
12	Rockies	14	5/31/2016	COL	vs	CIN	W 17-4	39	17	19	7	0	7	17	5	0	5	0	0	46	47	1	1	0	2	.487	.533	1.205	1.738
13	Phillies	14	6/11/1985	PHI	vs	NYM	W 26-7	50	26	27	10	2	2	25	7	1	3	2	0	59	47	0	1	1	2	.540	.593	.940	1.533
14	Expos	14	7/30/1978	MON	@	ATL	W 19-0	51	19	28	6	0	8	19	3	1	6	0	0	57	58	1	1	0	1	.549	.571	1.137	1.709
15	Pirates	14	8/1/1970	PIT	@	ATL	W 20-10	47	20	22	7	3	4	18	6	1	6	0	0	54	47	0	0	1	1	.468	.537	1.000	1.537
16	Red Sox	14	9/24/1940	BSA	@	PHA	W 16-8	48	16	23	5	3	6	15	2	0	5	0	0	51	52	1			1	.479	.500	1.083	1.583
17	Phillies	14	5/15/1911	PHN	vs	CIN	W 21-5	43	21	22	8	3	3		5	0	4	2		51	45	3				.512	.563	1.047	1.609
18	Diamondbacks	13	9/11/2024	ARI	vs	TEX	W 14-4	40	14	16	7	1	5	14	1	0	6	0	0	41	40	0	0	0	0	.400	.415	1.000	1.415
19	Brewers	13	9/9/2020	MIL	@	DET	W 19-0	45	19	21	8	0	5	18	7	2	6	0	1	54	44	0	0	0	2	.467	.556	.978	1.533
20	Giants	13	9/1/2020	SFG	@	COL	W 23-5	52	23	27	8	1	4	23	5	1	6	1	0	59	49	0	1	0	0	.519	.559	.942	1.502
21	Astros	13	9/8/2019	HOU	vs	SEA	W 21-1	47	21	22	11	0	2	19	7	1	8	0	0	55	39	0	0	0	0	.468	.545	.830	1.375
22	Dodgers	13	8/13/2019	LAD	@	MIA	W 15-1	43	15	15	6	1	6	14	5	0	7	0	0	48	41	0	0	0	0	.349	.417	.953	1.370
23	Blue Jays	13	8/12/2019	TOR	vs	TEX	W 19-4	43	19	21	9	0	4	19	4	0	7	1	1	47	42	0	0	0	0	.488	.532	.977	1.509
24	Astros	13	8/10/2019	HOU	@	BAL	W 23-2	50	23	25	7	0	6	21	2	0	4	0	0	52	50	0	0	0	3	.500	.519	1.000	1.519
25	Twins	13	7/5/2019	MIN	vs	TEX	W 15-6	42	15	20	9	0	4	15	2	1	9	0	0	45	41	0	0	0	2	.476	.511	.976	1.487