3. By the Numbers: Population Differences by Region
4.2 million – That's how many people live in Oregon, according to the latest Census Bureau estimates.
2 million – That's how roughly many people live in the Portland metro area (Clackamas, Multnomah, and Washington counties). That doesn't include residents of Clark County, Washington, who are usually included in metro area statistics.
653,000 – That's how many people live within Portland city limits.
86.8 percent – That's the percentage of Oregonians that identify as white.
77.4 percent – While still overwhelmingly white, Portland's percentage of white residents is nearly 10 percent smaller.
4 – That's how many of Oregon's Congressional districts fall west of the Cascade Divide. Three of those districts include parts of the Portland metro area.
1 – That's how many districts fall east of the Cascade Divide.
773,718 – That's how many Oregonians live in the 19 counties that make up the one Congressional district east of the Cascade Divide. That number doesn't include a portion of Josephine County, which is split between the 2nd (Eastern Oregon) and 4th (Southern Oregon) districts. – U.S. CENSUS BUREAU