Cedar Mill: Demographics & People
Cedar Mill's population stands at 19,471 people, in 6,758 households. Population shrank 0.1% from 19,482 (2022) to 19,471 (2024). Median age 38.6 years. (0.5y older than Washington County). Children under 18 are 28% of the population. Population is 64% White (non-Hispanic) and 19% Asian. 77% of households are family-led. County is losing 17,241 residents per year (2022-2023). County health: 29% adult obesity, 14% smoke.
- 2.9 people per household (vs Oregon avg 2.5).
- 23% non-family households (singles, roommates) (vs Oregon 38%).
- 71 dependents per 100 working-age (youth + seniors / 18-64) (vs Oregon 64).
Population & Trend
Population shrank 0.1% from 19,482 (2022) to 19,471 (2024). Estimated 2026 population: ~19,459 (extrapolated at -0.0%/yr trend).
| Census data vintage | 2024 |
|---|---|
| Population | 815,428 people |
| Annual growth rate · Population change | -0.1% |
| Annual growth rate · Population (2022) | 19,482 |
| Annual growth rate · Population (2024) | 19,471 |
| Annual growth rate · Trend category | stable |
| Population | 19,471 people (vs Oregon 56,011) |
| Population Estimate | 19,443 |
Sources: Census ACS 5-Year 2023, Table B01003 · Refreshed 2026-04-12
Age Distribution
Median age 38.6y is 0.3 years younger than the U.S. median (38.9y). Children under 18 make up 28% — above the U.S. share of ~22%.
| Age Summary · Median age | 38.6 years (at Oregon median) |
|---|---|
| Age Summary · Children Pct | 28.5% |
| Age Summary · Character | family-oriented |
| Age Summary · Total Pop | 19,471 |
| Age Summary · Under 18 | 5,550 |
| Age Summary · 18 To 34 | 2,874.0× |
| Age Summary · 35 To 64 | 8,529.0× |
| Age Summary · 65 Plus | 2,518 |
| Population under 18 | 5,550 |
| Median age | 38.6 years (at Oregon median) |
Sources: Census ACS 5-Year 2024 — place-level B01001 query · Census ACS 5-Year 2023 · Refreshed 2026-04-29
Race, Ethnicity & Diversity
Of 19,471 residents, race / ethnicity breaks down by Census ACS counts (a person can identify with one or more groups).
| White residents | 13,190 |
|---|---|
| Black residents | 439 |
| Asian residents | 3,377 |
| Hispanic or Latino residents | 1,733 |
| Diversity Index · Simpson Index | 50.1% |
| Diversity Index · Interpretation | moderately diverse |
| Asian population | 19.1% (vs Oregon 3.6%) |
| Black population | 1.8% (vs Oregon 1.5%) |
| Hispanic or Latino population | 8.4% (vs Oregon 12.0%) |
| White (non-Hispanic) population | 64.0% (vs Oregon 70.2%) |
Sources: Census ACS 5-Year 2023 · Refreshed 2026-04-12
Ancestry
Self-reported ancestry from Census ACS — what residents report as their ethnic origin, separate from race. Counts can exceed population because people can list multiple ancestries.
Top (8)
Citizenship & Origin
Where residents were born and their citizenship status (Census ACS). 1.2% are foreign-born — below the U.S. average of 13.9%. 24% have naturalized to U.S. citizenship.
| Residents born in this state | 6,851 |
|---|---|
| Residents born in another state | 7,724 |
| Share born in this state | 35.2% |
| Share born in another state | 64.8% |
| Native-born U.S. citizens | 39.7% |
| Foreign-born residents | 1.2% |
| Naturalized citizens | 23.9% |
| Total foreign-born residents | 4,734 |
| From Europe | 1,248 |
| From Africa | 2,821 |
Households & Family Composition
6,758 households. Averaging 3.0 people each — larger than the U.S. average of 2.5. 77% are family households — above the U.S. share of ~65%. Of 5,137 families, 48% are married couples with children.
| Children under 18 | 5,902 |
|---|---|
| Total families | 5,137 |
| Married couples with children | 2,480 |
| Single-parent households | 154 |
| Average household size | 2.96 |
| Women who gave birth (past year) | 9.7% |
| Grandparents living with grandchildren | 85 |
| Family households | 5,211 households (vs Oregon 11,501) |
| Households that are families | 77.1% (vs Oregon 61.6%) |
| Total households | 6,758 households (vs Oregon 21,933) |
Sources: Census ACS 5-Year 2023 · Refreshed 2026-04-12
Residential Stability & Migration
How long residents have lived here and where they came from. 13.9% moved within the county in the past year — the U.S. baseline is roughly 8–10%. The surrounding county is losing 17,241 residents per year on net (IRS migration data).
| Moved within the county (past year) | 13.9% |
|---|---|
| Migration · People moving in (annual) | 693,855 |
| Migration · People moving out (annual) | 711,096 |
| Migration · Net migration (in − out) | -17,241 |
| Migration · Year | 2022-2023 |
Sources: IRS SOI Migration 2021-2022 · Refreshed 2026-04-12
Disability
Census ACS measures self-reported functional limitations — vision, hearing, mobility, cognitive, self-care, or independent-living. The U.S. baseline disability rate is about 12–13%; rates trend higher with median age.
| Residents with a disability | 474 |
|---|---|
| Disability rate | 2.5% |
Group Quarters
Group quarters are non-household living arrangements counted by the Census — college dormitories, nursing homes, military barracks, group homes, correctional facilities, and similar institutional or shared housing. 31 residents live in group quarters (0.2% of population).
| Living in group quarters | 31 |
|---|
Other
| Congressional District · District | 1 |
|---|---|
| Congressional District · Formatted | OR-01 |
| Congressional District · Congress | 118th |
| Cdc Birth Rate · Fips | 41051 |
| Cdc Birth Rate · State Fips | 41 |
| Cdc Birth Rate · County Fips | 051 |
| Cdc Birth Rate · County | Multnomah |
| Cdc Birth Rate · Birth Rate | 11.4% |
| Cdc Birth Rate · Lower Ci | 10.70 |
| Cdc Birth Rate · Upper Ci | 12.20 |
| Cdc Mortality · Fips | 41051 |
| Cdc Mortality · County | Multnomah County |
| Cdc Mortality · Urban Rural | Large central metro |
| Cdc Mortality · Total Deaths 2020 2023 | 28,012 |
| Cdc Vaccination · Fips | 41051 |
| Cdc Vaccination · County | Multnomah County |
| Cdc Vaccination · Dose1 Pop Pct | 95.0% |
| Cdc Vaccination · Series Complete Pct | 83.5% |
| Cdc Vaccination · Booster Pct | 62.5% |
| Cdc Vaccination · Population 2019 | 812,855 |
| Cdc Vaccination · Metro Status | Metro |
| Family Score · Score | 10 |
| Family Score · Schools | 20 |
| Family Score · Children Pct | 28.5% |
| Family Score · Rating | excellent |
| Town Summary · Key Facts | population 19,471, stable, family-oriented, affluent, white collar |
| Town Summary · Population | 19,471 people (vs Oregon 56,011) |
| Town Summary · County | Multnomah County |
Sources: Census place-to-CD118 crosswalk (place_fips) · federal dataset cascade