TOP 50 Property & Casualty (P&C) Insurance Companies in U.S.

2023 TOP 50 Largest Property & Casualty Insurance Companies in the United State. P&C Insurers in U.S. wrote more than $800 bn (+9.5%) in premiums, generating about $780 bn (+7.5%) in earned premiums.

The America’s 10 Largest P&C insurance companies command almost half (47%) of the market, with the top 25 insurers accounting for two-thirds of the overall share. Direct written premiums (DWP) from these insurance providers reached almost $517 bn at the end of last year, while earned premiums slightly exceeded $488 bn.   

TOP 50 Largest P&C Insurers in the United States

InsurersNet Premiums Written, $ mnChange, %
1State Farm69,6486,1
2Berkshire Hathaway68,34120,7
3Progressive46,61113,7
4Allstate38,6235,9
5Liberty Mutual36,1393,1
6Travelers29,7947,1
7USAA24,5482,1
8Chubb INA21,70410,6
9Nationwide18,8244,9
10Farmers15,965-10,7
11AIG13,2255,3
12American Family12,6619,7
13Hartford12,5529
14Fairfax Financial (USA)10,40921
15Munich-American Hldg9,78438,6
16Auto-Owners9,6547,6
17Tokio Marine US PC8,18812,4
18W.R. Berkley8,00220,8
19Erie7,9964,1
20Everest Re US7,73616,1
21CNA7,6343,5
22Alleghany Holdings6,7913
23Cincinnati6,29710,7
24FM Global Group5,27412,3
25Great Amer P&C5,23410,6
26Markel5,22727,5
27Zurich NA5,06116,2
28Hanover P&C4,9868,2
29Kemper PC4,877,6
30Sompo Hldgs US4,62638,9
31Auto Club Enterprises4,6043
32CSAA4,1516,9
33Swiss Re4,11314,6
34Mercury Gen3,8166,9
35Arch3,48810,3
36Allianz US P&C3,29741,3
37Selective3,18915
38QBE Americas3,14413,1
39AXA US3,127-4,6
40Assurant P&C3,0554,3
41Sentry2,84911,2
42Old Republic Group2,7532,9
43AmTrust2,71630,9
44COUNTRY Financial PC2,6713,3
45Auto Club2,6160,6
46PartnerRe US2,2898,7
47Scor US2,283,9
48AXIS US2,27813,8
49Amica Mutual2,236-2,9
50Starr2,1348

Source: A.M. Best Company, Inc. and/or its affiliates. ALL RIGHTS RESERVED

According to the Insurance Information Institute (III), US insurance industry net premiums written totaled $1.28 trillion in 2022, with premiums recorded by property/casualty insurers accounting for 51% and premiums by health/life insurers accounting for 49%.

P&C insurance includes auto, homeowners and commercial insurance. Net premiums written for the sector totaled $652.8 bn last year. Meanwhile, the life/annuity insurance sector includes annuities, accident and health, and life insurance with net premiums for the sector totaling $240 bn.

The US insurance industry employed 2.9 mn people, according to the US Department of Labor. Of those, 1.7 mn worked for insurance companies, including life and health insurers (962,500 workers), P/C insurers (665,900 workers), and reinsurers (27,300 workers). The remaining 1.2 mn worked for insurance agencies, brokers, and other insurance-related enterprises.

TOP categories ranked by DWP in 2023

Insurance lineDirect written premiums
Private passenger auto$260.7 bn
All other lines$186.7 bn
Homeowners multiple peril$118.9 bn
Other liability$109.8 bn
Commercial auto$53.4 bn
Workers’ compensation$51.9 bn
Medical professional liability$10.9 bn
Source: NAIC

Value of gross premiums written by leading reinsurers in the United States

Value of gross premiums written by leading reinsurers in the United States

NAIC compiles data from several lines of insurance. These are grouped into seven major categories, namely private auto, commercial vehicle, homeowners, workers’ compensation, medical liability, other liability, and all other lines, which include farm, marine, flood, earthquake, mortgage protection, financial guaranty, and fire insurance.