Idanha: Demographics & People
201 people call Idanha home, in 89 households. Population grew 6.9% from 188 (2022) to 201 (2024). Median age 49.1 years. (11.6y older than Marion County; 10.3y older than Oregon). Children under 18 are 15% of the population. Population is 87% White (non-Hispanic) and 9% Hispanic or Latino. 58% of households are family-led. County is gaining 2,572 residents per year (2022-2023). County health: 35% adult obesity, 16% smoke.
- 2.3 people per household (vs Oregon avg 2.5).
- 42% non-family households (singles, roommates) (vs Oregon 38%).
- 126 dependents per 100 working-age (youth + seniors / 18-64) (vs Oregon 64).
Population & Trend
Population grew 6.9% from 188 (2022) to 201 (2024) — about 11.5× the recent U.S. annual rate of ~0.6%/yr. Estimated 2026 population: ~215 (extrapolated at 3.5%/yr trend). Census Bureau Vintage estimate: 234.
| Census data vintage | 2024 |
|---|---|
| Population | 128,610 people |
| Annual growth rate · Population change | 6.9% |
| Annual growth rate · Population (2022) | 188 |
| Annual growth rate · Population (2024) | 201 |
| Annual growth rate · Population growing | Yes |
| Annual growth rate · Trend category | booming |
| Population | 201 people (vs Oregon 56,011) |
| Population Estimate | 234 |
Sources: Census ACS 5-Year 2023, Table B01003 · Refreshed 2026-04-12
Age Distribution
Median age 49.1y is 10.2 years older than the U.S. median (38.9y). Children under 18 make up 15% — below the U.S. share of ~22%.
| Age Summary · Median age | 49.1 years (vs Oregon 38.8y) |
|---|---|
| Age Summary · Children Pct | 15.4% |
| Age Summary · Character | established |
| Age Summary · Total Pop | 201 |
| Age Summary · Under 18 | 31 |
| Age Summary · 18 To 34 | 17.0× |
| Age Summary · 35 To 64 | 72.0× |
| Age Summary · 65 Plus | 81 |
| Population under 18 | 31 |
| Median age | 49.1 years (vs Oregon 38.8y) |
Sources: Census ACS 5-Year 2024 — place-level B01001 query · Census ACS 5-Year 2023 · Refreshed 2026-04-29
Race, Ethnicity & Diversity
Of 201 residents, race / ethnicity breaks down by Census ACS counts (a person can identify with one or more groups).
| White residents | 157 |
|---|---|
| Hispanic or Latino residents | 16 |
| Diversity Index · Simpson Index | 36.4% |
| Diversity Index · Interpretation | less diverse |
| Hispanic or Latino population | 9.0% (vs Oregon 12.0%) |
| White (non-Hispanic) population | 86.6% (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).
| Residents born in this state | 110 |
|---|---|
| Residents born in another state | 83 |
| Share born in this state | 54.7% |
| Share born in another state | 45.3% |
| Native-born U.S. citizens | 41.3% |
| Naturalized citizens | 4.0% |
| Total foreign-born residents | 7 |
Households & Family Composition
89 households. Averaging 2.1 people each — smaller than the U.S. average of 2.5. 58% are family households — below the U.S. share of ~65%. Of 64 families, 8% are married couples with children.
| Children under 18 | 20 |
|---|---|
| Total families | 64 |
| Married couples with children | 5 |
| Average household size | 2.14 |
| Women who gave birth (past year) | 21.3% |
| Grandparents living with grandchildren | 6 |
| Family households | 52 households (vs Oregon 11,501) |
| Households that are families | 58.4% (vs Oregon 61.6%) |
| Total households | 89 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. 2.5% moved within the county in the past year — the U.S. baseline is roughly 8–10%. The surrounding county is gaining 2,572 residents per year on net (IRS migration data).
| Moved within the county (past year) | 2.5% |
|---|---|
| Migration · People moving in (annual) | 120,494 |
| Migration · People moving out (annual) | 117,922 |
| Migration · Net migration (in − out) | 2,572 |
| Migration · Population growing | Yes |
| 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 | 27 |
|---|---|
| Disability rate | 19.1% |
Other
| Congressional District · District | 5 |
|---|---|
| Congressional District · Formatted | OR-05 |
| Congressional District · Congress | 118th |
| Cdc Birth Rate · Fips | 41043 |
| Cdc Birth Rate · State Fips | 41 |
| Cdc Birth Rate · County Fips | 043 |
| Cdc Birth Rate · County | Linn |
| Cdc Birth Rate · Birth Rate | 16.0% |
| Cdc Birth Rate · Lower Ci | 14.10 |
| Cdc Birth Rate · Upper Ci | 18.10 |
| Cdc Mortality · Fips | 41043 |
| Cdc Mortality · County | Linn County |
| Cdc Mortality · Urban Rural | Small metro |
| Cdc Mortality · Total Deaths 2020 2023 | 5,067 |
| Cdc Vaccination · Fips | 41043 |
| Cdc Vaccination · County | Linn County |
| Cdc Vaccination · Dose1 Pop Pct | 63.1% |
| Cdc Vaccination · Series Complete Pct | 57.3% |
| Cdc Vaccination · Booster Pct | 55.7% |
| Cdc Vaccination · Population 2019 | 129,749 |
| Cdc Vaccination · Metro Status | Metro |
| Family Score · Score | 10 |
| Family Score · Schools | 20 |
| Family Score · Children Pct | 15.4% |
| Family Score · Rating | excellent |
| Town Summary · Key Facts | population 201, booming, established, working-class, blue collar |
| Town Summary · Population | 201 people (vs Oregon 56,011) |
| Town Summary · County | Linn County |
Sources: Census place-to-CD118 crosswalk (place_fips) · federal dataset cascade