20 US Cities with the Highest Homeless Population Per Capita

3. Portland, Oregon

Estimated Homeless Population: 20,142

Estimated Total Population: 4,233,358

Homeless Population Per 10,000 People: 47.57

Homeless Population Per Capita: 0.004757

Portland is the largest city in Oregon and ranks third on our list of the cities with the highest homeless population per capita. Oregon lies in the Pacific Northwest region of the United States, and estimates show that it houses around 47.57 homeless people for every 10,000 residents.