Gresham is a city located in Multnomah County, Oregon, in the United States, immediately east of Portland. Though it began as a settlement in the mid-1800s, it was not officially incorporated as a city until 1905; it was named after Walter Quinton Gresham, the American Civil War general and United States Postmaster General. The city's early economy was sustained largely by farming, and by the mid-20th century the city experienced a population boom, growing from 4,000 residents to over 10,000 between 1960 and 1970. The population was 105,594 at the 2010 census, making Gresham the fourth largest city in Oregon.
According to the United States Census Bureau, the city has a total area of 23.43 square miles (60.68 km²), of which 23.20 square miles (60.09 km²) is land and 0.23 square miles (0.60 km²) is water. The total area includes parts of Fairview Creek and Johnson Creek.
As of the census of 2010, there were 105,594 people, 38,704 households, and 25,835 families residing in the city. The population density was 4,551.5 inhabitants per square mile (1,757.3/km²). There were 41,015 housing units at an average density of 1,767.9 per square mile (682.6/km²). The racial makeup of the city was 76.0% White, 3.5% African American, 1.3% Native American, 4.3% Asian, 0.7% Pacific Islander, 9.8% from other races, and 4.5% from two or more races. Hispanic or Latino of any race were 18.9% of the population.
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