The largest P&C insurers in the United States

This Top 100 U.S. Property & Casualty Insurance Companies directory is based on research data from rating agency A.M. Best.

Listing the top property and casualty insurance companies in the United States, this directory provides a simple way to analyse the top P&C insurance companies in the U.S.

The property and casualty insurance groups featured are ranked by net premiums written in 2023. You can sort the table by any of the headings and search it to analyse individual insurance companies.

Ranking	P/C insurance company name	2023 Net premiums written (US $ 000)	% change from previous year
1	State Farm Group	92,601,744	19.1
2	Berkshire Hathaway Ins	77,192,100	4.9
3	Progressive Ins Group	61,494,243	20.4
4	Allstate Ins Group	47,398,840	11.6
5	Liberty Mutual Ins Cos	40,474,845	4.6
6	Travelers Group	37,968,276	14
7	USAA Group	31,096,875	18.7
8	Chubb INA Group	25,931,139	8.6
9	Nationwide Group	19,117,900	-1.7
10	Farmers Ins Group	18,306,494	4.6
11	American Family Insurance Group	16,525,079	17.2
12	Hartford Ins Group	15,054,398	9.5
13	American Intl Group (AIG)	13,159,433	-2.4
14	Fairfax Financial (USA) Group	12,947,876	10.5
15	Auto-Owners Ins Group	12,735,800	19
16	Tokio Marine US PC Group	10,202,802	7.5
17	Erie Ins Group	10,179,189	16.6
18	W. R. Berkley Ins Group	9,902,320	8.9
19	Everest Re US Group	9,272,811	15.1
20	CNA Ins Cos	8,992,051	8.2
21	Munich-American Hldg Corp Cos	8,620,311	-6.2
22	Cincinnati Ins Cos	7,770,729	9.7
23	Auto Club Enterprises Ins Group	6,628,991	19
24	FM Global Group	6,442,765	21.3
25	Great Amer P&C Ins Grp	6,401,430	10.6
26	Markel Ins Group	6,246,496	0.7
27	CSAA Ins Group	5,935,390	22.7
28	Hanover Ins Grp Prop & Cas Cos	5,810,588	6.2
29	Zurich Ins US PC Group	5,804,338	0.2
30	Arch Ins Group	5,291,653	26.4
31	Sompo Hldgs US Group	5,076,331	-9.5
32	XL America Companies	4,644,462	-11.1
33	Mercury Casualty Group	4,430,630	12.4
34	Selective Ins Group	4,134,532	15.7
35	Allianz US P&C Ins Companies	4,070,941	0.5
36	Kemper PC Companies	3,826,269	-15.3
37	QBE Americas Group	3,758,732	18.4
38	Sentry Ins Group	3,551,019	10.3
39	Assurant P&C Group	3,350,792	-0.3
40	Citizens Property Ins Corporation	3,307,674	26
41	Old Republic Ins Group	3,285,678	8.7
42	AmTrust Group	3,198,774	2.3
43	Auto Club Group	3,124,411	13.8
44	COUNTRY Financial PC Group	3,068,832	13
45	BAMR US PC Group	3,040,154	-1.3
46	Starr Intl Group	2,942,913	16.4
47	Amica Mutual Group	2,615,734	12.6
48	Westfield Group	2,607,732	16.4
49	Shelter Ins Cos	2,586,588	14.8
50	AF Group	2,536,075	12.8
51	Core Specialty	2,532,532	23
52	Acuity, A Mutual Ins Co	2,482,183	18.1
53	Federated Mutual Group	2,446,498	13.9
54	ICW Group	2,426,489	38.9
55	NJM Ins Group	2,381,869	15.6
56	Swiss Reinsurance Group	2,370,921	-43.7
57	AXIS US Operations	2,303,345	-6.5
58	PartnerRe US Group	2,229,384	-13.6
59	EMC Ins Cos	2,223,236	4.8
60	Alfa Ins Group	2,034,151	20.6
61	West Bend Mutual Ins Co	1,998,533	15.5
62	Farm Bureau P&C Group	1,919,214	16.9
63	Southern Farm Bureau Cas Group	1,911,016	16.2
64	MAPFRE North America Group	1,882,796	6.4
65	TN Farmers Ins Cos	1,829,928	13.6
66	Texas Farm Bureau Group	1,793,361	25.1
67	State Ins Fund WC Fund	1,711,534	9.3
68	Intact US Ins Group	1,635,706	5.8
69	Utica Natl Ins Group	1,559,994	7.3
70	Grange Ins Pool	1,529,586	8.7
71	Scor US Group	1,520,153	-5.3
72	NC Farm Bureau Ins Group	1,463,570	23.9
73	IAT Ins Group	1,461,568	1.1
74	RLI Group	1,427,747	15
75	Universal Ins Hldgs Group	1,332,562	18.6
76	KY Farm Bureau Group	1,330,140	11.4
77	Encova Mutual Ins Group	1,284,440	10.9
78	CUMIS Ins Society Group	1,267,061	8.5
79	Kinsale Ins Cos	1,263,816	34.9
80	Doctors Co Ins Group	1,259,101	6
81	SiriusPoint America Ins Group	1,205,682	-3.5
82	TX Mutual Ins Co	1,142,637	3.8
83	State Compensation Ins Fund	1,141,812	-2
84	Church Mutual Ins Group	1,122,735	6.3
85	Aspen US Ins Group	1,111,168	-13.6
86	RenaissanceRe US Group	1,091,375	-4.7
87	FCCI Ins Group	1,064,867	8.6
88	Donegal Ins Group	1,053,178	5.8
89	Arbella Ins Group	1,036,340	12.2
90	United Fire & Cas Group	1,034,006	9.8
91	Secura Ins Cos	1,027,149	13.6
92	Western Natl Ins Group	986,130	21
93	Palisades Group	975,160	7.2
94	Trupanion Ins Group	969,627	18.1
95	Frankenmuth Ins Group	967,467	14.9
96	Michigan Farm Bureau PC Companies	933,558	12.7
97	Safety Group	925,296	19.6
98	Mortgage Guar Group	914,868	-4.8
99	Skyward Specialty Ins Group	910,691	34.8
100	ProAssurance Group	905,800	-2.2

Source: © A.M. Best Company, Inc. — used by permission.