Aberdeen, MD, offers the highest average salary for Case Manager positions, with an average of $78,201. This city provides a lucrative opportunity for skilled professionals in the field. Edgewood, MD, follows closely with an average salary of $72,128, making it another attractive location nearby. For those seeking to enhance their earning potential, both Aberdeen and Edgewood present excellent choices. Havre de Grace, MD, with an average salary of $69,456, still provides a competitive compensation package, offering job seekers a range of options to consider.