Manchester City had their most points in the Premier League in a season in 2017-18, with 100 points.

manchester city most points in a premier league season

CLUB	POINTS	SEASON	M	W	D	L	G	GC	XG	XGA	SH	SOT	PASS-ATT	PASS	POSS%	FOUL	YC	RC
Man City	100	2017-18	38	32	4	2	106	27	83.24	22.59	665	265	27,227	25,142	71.8	344	63	2
Man City	98	2018-19	38	32	2	4	95	23	80.13	25.43	683	260	26,822	23,872	68.3	328	44	1
Man City	93	2021-22	38	29	6	3	99	26	86.90	25.39	713	253	25,882	23,218	68.4	320	42	1
Man City	91	2023-24	38	28	7	3	96	34	76.40	35.00	694	278	26,304	23,804	65.7	287	53	2
Man City	89	2022-23	38	28	5	5	94	33	75.69	30.80	600	219	25,034	22,359	65.4	347	44	1
Man City	89	2011-12	38	28	5	5	93	29			738	250	20,863		58.2	430	59	5
Man City	86	2020-21	38	27	5	6	83	32	70.59	31.61	600	219	25,421	22,722	63.9	361	46	2
Man City	86	2013-14	38	27	5	6	102	37			673	238	20,761		57.6	396	74	1
Man City	81	2019-20	38	26	3	9	102	35	91.07	33.47	745	265	26,159	23,372	66.9	361	64	4
Man City	79	2014-15	38	24	7	7	83	38			670	229	22,107	18,693	59.6	445	82	2
Man City	78	2016-17	38	23	9	6	80	39	76.19	31.24	633	216	22,706	19,425	64.9	395	71	4
Man City	78	2012-13	38	23	9	6	66	34			660	231	20,061		58.0	470	63	3
Man City	71	2010-11	38	21	8	9	60	33			546	177	17,768		53.1	486	75	5
Man City	67	2009-10	38	18	13	7	73	45			526	195	16,323		52.8	452	53	2
Man City	66	2015-16	38	19	9	10	71	41	64.56	39.06	615	210	20,706	17,251	57.0	409	63	0
Man City	57	1992-93	42	15	12	15	56	51									43	1
Man City	55	2007-08	38	15	10	13	45	53			423	143	15,149		51.3	427	52	4
Man City	52	2004-05	38	13	13	12	47	39									43	3
Man City	51	2002-03	38	15	6	17	47	54									52	6
Man City	50	2008-09	38	15	5	18	58	50			572	201	15,983		51.8	498	51	4
Man City	49	1994-95	42	12	13	17	53	64									64	4
Man City	45	1993-94	42	9	18	15	38	49									35	0
Man City	43	2005-06	38	13	4	21	43	48									64	4
Man City	42	2006-07	38	11	9	18	29	44			454	147	12,765		47.4	575	63	4
Man City	41	2003-04	38	9	14	15	55	54									51	3