There are 55 Parking Attendants in District of Columbia, serving a population of 672,391 people in an area of 62 square miles. There is 1 Parking Attendant per 12,225 people, and 1 Parking Attendant per 1 square miles.
The state of District of Columbia is ranked 1st in Parking Attendants per capita, and 1st in Parking Attendants per square mile.