About the Assistant Sheriff

Lieutenant Colonel Dave McDowell has over 20 years of experience in law enforcement. In April of 2013, he was appointed Assistant Sheriff by Sheriff Mike Evans.

Major McDowell Patrick DLaw Enforcement Service

Lieutenant Colonel McDowell started his career with the Metropolitan Police Department in Washington, D.C. in 1991. He then worked for the North Beach Police Department and the Prince George's County Sheriff's Office before accepting the position with the Calvert County Sheriff's Office in 1996.

Lieutenant Colonel McDowell has worked in both the Patrol Bureau and the Criminal Investigations Bureau during his career with the Sheriff's Office, serving as both the Assistant Commander and Commander of the Patrol Bureau.


In his current position as Assistant Sheriff, Lieutenant Colonel McDowell oversees the day to day operations of the entire Sheriff's Office. He handles the budget for the Sheriff's Office, and acts on behalf of the Sheriff in his absence.