The typical OneMain Branch Manager salary is $54,605. Branch Manager salaries at OneMain can range from $36,851 - $87,000. This estimate is based upon 111 OneMain Branch Manager salary report(s) provided by employees or estimated based upon statistical methods. When factoring in bonuses and additional compensation, a Branch Manager at OneMain can expect to make an average total pay of $64,480 . See all Branch Manager salaries to learn how this stacks up in the market.