Home Insurance The largest home insurance companies by market share By Insure.com | Posted on August 1, 2012 Why you can trust Insure.com Quality Verified At Insure.com, we are committed to providing honest and reliable information so that you can make the best financial decisions for you and your family. All of our content is written and reviewed by industry professionals and insurance experts. We maintain strict editorial independence from insurance companies to maintain our editorial integrity, so our recommendations are unbiased and are based on a comprehensive list of criteria. The following list is courtesy of A.M. Best. Rankings are based on direct premiums written for homeowners multiple peril insurers. Search Table Rank Insurance company or group Direct premiums written (in 000s) Market share % 1 State Farm Group 15,487,405 21.06 2 Allstate Insurance Group 6,972,558 9.48 3 Farmers Insurance Group 4,636,833 6.30 4 Liberty Mutual Insurance Companies 4,088,561 5.56 5 USAA Group 3,461,409 4.71 6 Travelers Group 3,441,896 4.68 7 Nationwide Group 2,743,126 3.73 8 Chubb Group of Insurance Companies 1,792,814 2.44 9 Citizens Property Insurance Corporation 1,567,341 2.13 10 American Family Insurance Group 1,531,338 2.08 11 Hartford Insurance Group 1,103,674 1.50 12 Auto-Owners Insurance Group 1,042,268 1.42 13 MetLife Personal Lines Group 945,228 1.29 14 Erie Insurance Group 937,963 1.28 15 American International Group 701,198 0.95 16 Universal Insurance Holdings Group 672,178 0.91 17 California State Auto Group 634,321 0.86 18 COUNTRY Financial Property Casualty Group 628,917 0.86 19 Allianz of America Companies 543,329 0.74 20 The Hanover Insurance Group Property & Casualty Cos. 535,447 0.73 21 Auto Club Enterprises Insurance Group 524,436 0.71 22 Amica Mutual Group 498,509 0.68 23 Munich-American Holding Corp Companies 486,906 0.66 24 American Strategic Insurance Group 472,932 0.64 25 Homesite Group 472,528 0.64 Source: A.M. Best. Based on 2011 premiums.