Led by Chief Thomas M. Lacroix, the Waltham Police Department is located on Lexington Street across from Demos Restaurant and next to the Fire Department headquarters. Free 30-minute parking is available in the front of the building and additional spaces are located behind. The MBTA's 70A bus drops-off on Lexington Street near the station.
In addition to its normal services, the department features a K-9 unit and maintains a most wanted list.