Money Washington, DC is most overworked city in US, study finds. See where your city lies. August 17, 2023August 18, 2023 Sara Chernikoff, USA TODAY Comments Off on Washington, DC is most overworked city in US, study finds. See where your city lies. Of the 50 largest cities in the U.S., Washington, D.C. ranked highest for most overworked city, followed by Denver, Colorado and Austin, Texas.