There are 43 Laundromats in District of Columbia, serving a population of 672,391 people in an area of 62 square miles. There is 1 Laundromat per 15,637 people, and 1 Laundromat per 1 square miles.
The state of District of Columbia is ranked 28th in Laundromats per capita, and 1st in Laundromats per square mile.