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 2018. You can sort the table by any of the headings and search it to analyse individual insurance companies.
| Ranking | P/C insurance company name | 2018 Net premiums written (US $ 000) | % change from previous year |
|---|---|---|---|
| 1 | State Farm Group | 65,468,992 | 1.3 |
| 2 | Berkshire Hathaway Ins | 50,249,255 | 8.3 |
| 3 | Progressive Ins Group | 32,611,691 | 20.2 |
| 4 | Allstate Ins Group | 32,289,792 | 5.7 |
| 5 | Liberty Mutual Ins Cos | 31,830,969 | 11.2 |
| 6 | Travelers Group | 25,790,403 | 5.4 |
| 7 | USAA Group | 21,491,132 | 9.6 |
| 8 | Chubb INA Group | 19,565,309 | 77.8 |
| 9 | Nationwide Group | 18,133,400 | -3.9 |
| 10 | American Intl Group (AIG) | 14,608,733 | 1.3 |
| 11 | Farmers Ins Group | 14,031,427 | -1.6 |
| 12 | Hartford Ins Group | 11,503,644 | 0.3 |
| 13 | Amer Family/Main Street America Grp | 10,290,013 | 7.5 |
| 14 | Auto-Owners Ins Group | 7,991,177 | 10.6 |
| 15 | Swiss Reinsurance Group | 7,281,820 | 225.3 |
| 16 | Erie Ins Group | 7,091,499 | 7 |
| 17 | Fairfax Financial (USA) Group | 6,951,053 | 27.1 |
| 18 | Munich-American Hldg Corp Cos | 6,807,450 | 24.3 |
| 19 | CNA Ins Cos | 6,568,262 | 2.8 |
| 20 | Tokio Marine US PC Group | 6,435,578 | 5.4 |
| 21 | W. R. Berkley Ins Group | 5,722,538 | 2.3 |
| 22 | Everest Re US Group | 5,052,259 | 190.2 |
| 23 | Cincinnati Ins Cos | 5,033,904 | 3.9 |
| 24 | Alleghany Ins Holdings Group | 4,669,302 | 4.2 |
| 25 | The Hanover Ins Grp Prop & Cas Cos | 4,395,814 | 6.9 |
| 26 | Great Amer P & C Ins Grp | 4,346,751 | 2.8 |
| 27 | Auto Club Enterprises Ins Group | 4,316,167 | 13.1 |
| 28 | CSAA Ins Group | 3,969,996 | 5.5 |
| 29 | Zurich Finl Svcs NA Group | 3,921,553 | -15.3 |
| 30 | Kemper PC Companies | 3,725,813 | 14.6 |
| 31 | MetLife Auto & Home Group | 3,723,280 | 2.9 |
| 32 | FM Global Group | 3,628,584 | 6 |
| 33 | AXA U.S. Group | 3,504,868 | 51.1 |
| 34 | Mercury Gen Group | 3,459,956 | 8.8 |
| 35 | Assurant P&C Group | 3,215,670 | 31.6 |
| 36 | Markel Corp Group | 3,132,390 | 8.5 |
| 37 | Arch Ins Group | 2,915,369 | 877.4 |
| 38 | QBE Americas Group | 2,894,042 | 16.7 |
| 39 | Old Republic Ins Group | 2,697,240 | 1.8 |
| 40 | Allianz of America Companies | 2,663,530 | 45.1 |
| 41 | Selective Ins Group | 2,514,286 | 6.1 |
| 42 | AmTrust Group | 2,497,007 | -0.5 |
| 43 | Auto Club Group | 2,402,122 | 1.9 |
| 44 | COUNTRY Financial PC Group | 2,399,601 | 3.7 |
| 45 | Amica Mutual Group | 2,374,259 | 4.4 |
| 46 | Sompo Hldgs US Group | 2,306,946 | 77.8 |
| 47 | Sentry Ins Group | 2,287,982 | 8.5 |
| 48 | AXIS US Operations | 2,268,247 | 127.4 |
| 49 | State Ins Fund WC Fund | 2,256,138 | -1 |
| 50 | MAPFRE North America Group | 2,224,429 | 7.1 |
| 51 | Natl Gen Companies | 2,170,519 | 65.9 |
| 52 | NJM Ins Group | 1,975,809 | 4.3 |
| 53 | EMC Ins Cos | 1,881,985 | 6 |
| 54 | State Auto Ins Cos | 1,862,026 | -4.7 |
| 55 | Westfield Group | 1,833,948 | -1.3 |
| 56 | Shelter Ins Cos | 1,832,474 | 6 |
| 57 | PartnerRe US Group | 1,579,718 | 63.2 |
| 58 | AF Group | 1,495,815 | 12.1 |
| 59 | Federated Mutual Group | 1,479,663 | -14.7 |
| 60 | Acuity, A Mutual Ins Co | 1,467,713 | 6.8 |
| 61 | Southern Farm Bureau Cas Group | 1,464,397 | 5.1 |
| 62 | Scor US Group | 1,434,161 | 15.2 |
| 63 | Farm Bureau P&C Group | 1,385,839 | 2.9 |
| 64 | TN Farmers Ins Cos | 1,369,857 | 7 |
| 65 | Amer Natl Prop & Cas Companies | 1,365,404 | 8.8 |
| 66 | Alfa Ins Group | 1,359,278 | 2.2 |
| 67 | Starr Intl Group | 1,328,967 | 18.5 |
| 68 | State Compensation Ins Fund | 1,324,765 | -1.5 |
| 69 | Texas Farm Bureau Group | 1,207,874 | 7.6 |
| 70 | Grange Ins Pool | 1,202,658 | 2.1 |
| 71 | West Bend Mutual Ins Co | 1,169,043 | 7.1 |
| 72 | TX Mutual Ins Co | 1,146,827 | 10.8 |
| 73 | Motorists Ins Pool | 1,078,722 | -1.9 |
| 74 | IAT Ins Group | 1,067,416 | 29.7 |
| 75 | OneBeacon Ins Group | 1,062,657 | 91.2 |
| 76 | United Fire & Cas Group | 1,061,664 | 4.2 |
| 77 | Ameriprise P&C Companies | 1,058,063 | 10.5 |
| 78 | KY Farm Bureau Group | 1,057,415 | 5.8 |
| 79 | Utica Natl Ins Group | 1,039,266 | 7 |
| 80 | Mortgage Guar Group | 995,530 | -0.2 |
| 81 | ICW Pool | 993,916 | 2.8 |
| 82 | Radian Group | 991,021 | 21.1 |
| 83 | CUMIS Ins Society Group | 927,575 | 1.7 |
| 84 | Argo Group | 903,348 | 38.9 |
| 85 | Donegal Ins Group | 902,363 | 2.1 |
| 86 | NC Farm Bureau Ins Group | 883,439 | 6 |
| 87 | Enstar Ins Group | 853,723 | 61.8 |
| 88 | ProSight Specialty Group | 845,421 | 39.9 |
| 89 | Universal Ins Hldgs Group | 827,674 | 12.3 |
| 90 | RLI Group | 823,175 | 9.8 |
| 91 | Amerisure Cos | 819,398 | 0.5 |
| 92 | FCCI Ins Group | 806,829 | 0.9 |
| 93 | Safety Group | 786,911 | 0.8 |
| 94 | Arbella Ins Group | 784,042 | 0.9 |
| 95 | Church Mutual Ins Group | 772,117 | 5.7 |
| 96 | Palisades Group | 768,668 | 5.5 |
| 97 | Genworth PC Group | 763,955 | 0.8 |
| 98 | MI Farm Bureau Group | 753,226 | 7.1 |
| 99 | Employers Ins Group | 742,842 | 2.6 |
| 100 | RenaissanceRe US Group | 740,924 | -18.4 |
