The Portland metropolitan area continued to experience the largest population increases. Washington County gained 34,858 people since 2000, followed by Multnomah County (25,464) and Clackamas County (17,859).
The largest city population increase occurred in the state’s largest city—Portland’s population reached 550,560 the year ending July 1, 2004, an increase of 21,439 people since the 2000 Census. Bend and Hillsboro ranked second and third in numbers of new residents, with respective gains of 13,181 and 9,754. All three cities had substantial numbers of new housing units. The population of Oregon's incorporated cities and towns totaled 2,434,922 on July 1, 2004, accounting for 68 percent of the state’s population.
