A blue-core metro where the Washington suburbs quietly complicate statewide math
Portland's urban core drives reliably Democratic margins, but the Clark County, WA portion adds a competitive suburban swing constituency that campaigns on both sides of the Columbia treat as a separate targeting problem.
| County | Pop. | Margin | Dem | Rep | Total | Share |
|---|---|---|---|---|---|---|
| Multnomah | 801K | D+61.6 | 325,927 | 70,759 | 414,250 | 7.8% |
| Multnomah | 778K | D+61.6 | 325,927 | 70,759 | 414,250 | 7.8% |
| Multnomah | 699K | D+61.6 | 325,927 | 70,759 | 414,250 | 7.8% |
| Multnomah | 660K | D+61.6 | 325,927 | 70,759 | 414,250 | 7.8% |
| Washington | 604K | D+33.7 | 193,013 | 92,590 | 297,949 | 5.6% |
| Washington | 564K | D+33.7 | 193,013 | 92,590 | 297,949 | 5.6% |
| Washington | 518K | D+33.7 | 193,013 | 92,590 | 297,949 | 5.6% |
| Clark | 517K | D+6.9 | 143,206 | 123,998 | 276,578 | 5.2% |
| Clark | 451K | D+6.9 | 143,206 | 123,998 | 276,578 | 5.2% |
| Washington | 445K | D+33.7 | 193,013 | 92,590 | 297,949 | 5.6% |
| Clackamas | 424K | D+9.8 | 130,580 | 106,387 | 246,240 | 4.6% |
| Clark | 416K | D+6.9 | 143,206 | 123,998 | 276,578 | 5.2% |
| Clackamas | 395K | D+9.8 | 130,580 | 106,387 | 246,240 | 4.6% |
| Clackamas | 376K | D+9.8 | 130,580 | 106,387 | 246,240 | 4.6% |
| Clark | 345K | D+6.9 | 143,206 | 123,998 | 276,578 | 5.2% |
| Clackamas | 338K | D+9.8 | 130,580 | 106,387 | 246,240 | 4.6% |
| Yamhill | 109K | R+6.1 | 26,011 | 29,536 | 57,800 | 1.1% |
| Yamhill | 102K | R+6.1 | 26,011 | 29,536 | 57,800 | 1.1% |
| Yamhill | 95K | R+6.1 | 26,011 | 29,536 | 57,800 | 1.1% |
| Yamhill | 85K | R+6.1 | 26,011 | 29,536 | 57,800 | 1.1% |
| Columbia | 53K | R+13.8 | 12,895 | 17,227 | 31,334 | 0.6% |
| Columbia | 50K | R+13.8 | 12,895 | 17,227 | 31,334 | 0.6% |
| Columbia | 49K | R+13.8 | 12,895 | 17,227 | 31,334 | 0.6% |
| Columbia | 44K | R+13.8 | 12,895 | 17,227 | 31,334 | 0.6% |
| Skamania | 12K | R+11.1 | 3,147 | 3,961 | 7,355 | 0.1% |
| Skamania | 11K | R+11.1 | 3,147 | 3,961 | 7,355 | 0.1% |
| Skamania | 11K | R+11.1 | 3,147 | 3,961 | 7,355 | 0.1% |
| Skamania | 10K | R+11.1 | 3,147 | 3,961 | 7,355 | 0.1% |
| Group | Local | National |
|---|---|---|
▶White (Non-Hispanic)(13) | 75.3% | 57.4% |
▶Hispanic / Latino(20) | 10.9% | 19.3% |
▶Asian(6) | 5.9% | 6.0% |
Multiracial / Other | 4.1% | 4.0% |
▶Black / African American(14) | 2.8% | 12.2% |
▶Middle Eastern / North African(11) | 1.0% | 0.9% |
▶Native American / Alaska Native(6) | 0.9% | 0.9% |
▶Native Hawaiian / Pacific Islander(8) | 0.2% | 0.2% |
Catholic-Evangelical edge: -12.3pp (vs national 4.5pp). A strongly Evangelical-leaning religious profile, which nationally correlates with Republican-leaning rural and exurban communities.
| Tradition | % Pop | % Adherents | US Pop | US Adherents |
|---|---|---|---|---|
| 14.6% | 41.0% | — | — | |
| 11.8% | 33.2% | — | — | |
| 6.2% | 17.5% | — | — | |
LDS (Mormon) | 3.3% | 9.3% | — | — |
| 2.3% | 6.4% | — | — | |
| 0.4% | 1.0% | — | — | |
| 0.3% | 0.9% | — | — | |
Non-religiousPopulation | 64.5% | — | — | — |
Who lives in the Portland-Vancouver-Hillsboro, OR-WA metro area? 8,963,623 residents across 28 counties.
Scale, voting-age share, and this geography's footprint inside the national electorate.
Income, attainment, and ownership indicators that often shape coalition structure and turnout behavior.
Age structure, language use, and nativity signals that explain how this geography differs from state and nation.
| Offices | Margin A | Margin B | Split |
|---|---|---|---|
| President vs Governor | D+29.3 | D+2.5 | 26.8pp |
| President vs Senate | D+29.3 | D+7.1 | 22.3pp |
| Senate vs Governor | D+7.1 | D+2.5 | 4.6pp |