In 2010, the Bureau of Labor Statistics reported that child welfare social workers earned medium salaries of $41,920 annually. Those in the bottom 10th percentile averaged $25,160, while those in the upper 10th percentile averaged $64,610 a year.
Child Welfare Social Worker Salary, Earnings and Wage Information
Source: US Department of Labor, Bureau of Labor Statistics, Payscale.com, Salary.com