Geico’s Illinois growth rate in 2013 outpaced other big insurers; nationally, gekko surpasses Allstate

The state of Illinois’ three biggest car insurers, all headquartered in the Land of Lincoln, saw their 2013 annual growth rates dwarfed by that of Geico. Also in 2013, Geico fulfilled earlier predictions┬áthat it would replace Northbrook-based Allstate as the nation’s second-biggest car insurer.

The Allstate headquarters sign on Sanders Road in Northbrook. (Tribune file)

The Allstate headquarters sign on Sanders Road in Northbrook. (Tribune file)