Jack Mahar, Sheriff
Patrick A. Russo, Undersheriff

4000 Main Street, Troy, NY 12180
518 270-5448
Visit the Official Rennselaer County Sheriff's website

Personal: He enjoys aviation and has his private pilot’s license.


Education/Training: Sheriff Mahar is a graduate of SUNY, Empire State College, with a Bachelor’s Degree in Public Administration, and is also a graduate of the FBI National Academy, 182nd Session. While with the Troy Police Department, he was selected to be the New York State representative for a one-year fellowship with the National Highway Traffic Safety Administration in Washington, DC in 1992. In 1999 he was selected by the FBI to serve an Executive Fellowship at FBI Headquarters, Safe Streets Unit. 


Career: Sheriff Mahar was first elected Sheriff of Rensselaer County in 2003. His career in law enforcement began when he joined the Troy Police Department in March of 1976, after completing 4 years in the United States Marine Corps. During his police department career, he served in and commanded all units within the Troy Police Department and moved up the ranks to Captain.  


Honors and Achievements: During his more than 27 years with the Troy Police Department, Sheriff Mahar received numerous commendations. Elected Sheriff in 2003, he has been active in programs of the National Sheriffs’ Association. He served a term as President of the New York State Sheriffs’ Association. He also either chairs or sits on numerous professional and civic committees.


County Seat: Troy, NY
Population: 159,429
Area: 665 square miles