Casey: Demographics & People
About 381 people live in Casey, in 155 households. Population shrank 1.6% from 387 (2022) to 381 (2024). Median age 37.1 years. (9.6y younger than Guthrie County). Children under 18 are 22% of the population. Population is 80% White (non-Hispanic) and 10% Hispanic or Latino. The community is relatively homogeneous (Simpson index 0.13). 56% of households are family-led. County is gaining 63 residents per year (2022-2023). County health: 42% adult obesity, 17% smoke.
- 2.5 people per household (vs Iowa avg 2.4).
- 44% non-family households (singles, roommates) (vs Iowa 43%).
- 64 dependents per 100 working-age (youth + seniors / 18-64) (vs Iowa 70).
Population & Trend
Population shrank 1.6% from 387 (2022) to 381 (2024). Estimated 2026 population: ~375 (extrapolated at -0.8%/yr trend). Census Bureau Vintage estimate: 367.
| Census data vintage | 2024 |
|---|---|
| Population | 7,496 people |
| Annual growth rate · Population change | -1.6% |
| Annual growth rate · Population (2022) | 387 |
| Annual growth rate · Population (2024) | 381 |
| Annual growth rate · Trend category | declining |
| Population | 381 people (vs Iowa 24,827) |
| Population Estimate | 367 |
Sources: Census ACS 5-Year 2023, Table B01003 · Refreshed 2026-04-12
Age Distribution
Median age 37.1y is 1.8 years younger than the U.S. median (38.9y). Children under 18 make up 22% — near the U.S. share of ~22%.
| Age Summary · Median age | 37.1 years (at Iowa median) |
|---|---|
| Age Summary · Children Pct | 22.3% |
| Age Summary · Character | family-oriented |
| Age Summary · Total Pop | 381 |
| Age Summary · Under 18 | 85 |
| Age Summary · 18 To 34 | 89.0× |
| Age Summary · 35 To 64 | 144.0× |
| Age Summary · 65 Plus | 63 |
| Population under 18 | 85 |
| Median age | 37.1 years (at Iowa median) |
Sources: Census ACS 5-Year 2024 — place-level B01001 query · Census ACS 5-Year 2023 · Refreshed 2026-04-29
Race, Ethnicity & Diversity
Of 381 residents, race / ethnicity breaks down by Census ACS counts (a person can identify with one or more groups). The Simpson diversity index is 0.13 (0 = single group, 1 = perfectly even distribution); this is read as relatively homogeneous.
| White residents | 340 |
|---|---|
| Hispanic or Latino residents | 25 |
| Diversity Index · Diversity index (Simpson) | 12.8% |
| Diversity Index · Diversity label | relatively homogeneous |
| Diversity Index · Groups counted | 2 |
| Diversity Index · Largest group share | 93.2% |
| Hispanic or Latino population | 9.7% (vs Iowa 5.6%) |
| White (non-Hispanic) population | 80.3% (vs Iowa 81.2%) |
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 (7)
Citizenship & Origin
Where residents were born and their citizenship status (Census ACS).
| Residents born in this state | 292 |
|---|---|
| Residents born in another state | 73 |
| Share born in this state | 76.6% |
| Share born in another state | 23.4% |
| Native-born U.S. citizens | 19.2% |
| Naturalized citizens | 4.2% |
| Total foreign-born residents | 9 |
| From Europe | 2 |
Households & Family Composition
155 households. Averaging 2.4 people each — smaller than the U.S. average of 2.5. 56% are family households — below the U.S. share of ~65%. Of 95 families, 26% are married couples with children.
| Children under 18 | 87 |
|---|---|
| Total families | 95 |
| Married couples with children | 25 |
| Single-parent households | 1 |
| Average household size | 2.37 |
| Women who gave birth (past year) | 12.7% |
| Grandparents living with grandchildren | 3 |
| Family households | 87 households (vs Iowa 6,171) |
| Households that are families | 56.1% (vs Iowa 57.4%) |
| Total households | 155 households (vs Iowa 10,135) |
Sources: Census ACS 5-Year 2023 · Refreshed 2026-04-12
Residential Stability & Migration
How long residents have lived here and where they came from. 5.0% moved within the county in the past year — the U.S. baseline is roughly 8–10%. The surrounding county is gaining 63 residents per year on net (IRS migration data).
| Moved within the county (past year) | 5.0% |
|---|---|
| Migration · People moving in (annual) | 6,897 |
| Migration · People moving out (annual) | 6,834 |
| Migration · Net migration (in − out) | 63 |
| 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 | 46 |
|---|---|
| Disability rate | 12.3% |
Other
| Congressional District · District | 3 |
|---|---|
| Congressional District · Formatted | IA-03 |
| Congressional District · Congress | 118th |
| Cdc Birth Rate · Fips | 19001 |
| Cdc Birth Rate · State Fips | 19 |
| Cdc Birth Rate · County Fips | 001 |
| Cdc Birth Rate · County | Adair |
| Cdc Birth Rate · Birth Rate | 19.0% |
| Cdc Birth Rate · Lower Ci | 12.10 |
| Cdc Birth Rate · Upper Ci | 28.40 |
| Cdc Mortality · Fips | 19001 |
| Cdc Mortality · County | Adair County |
| Cdc Mortality · Urban Rural | Noncore |
| Cdc Mortality · Total Deaths 2020 2023 | 336 |
| Cdc Vaccination · Fips | 19001 |
| Cdc Vaccination · County | Adair County |
| Cdc Vaccination · Dose1 Pop Pct | 54.6% |
| Cdc Vaccination · Series Complete Pct | 50.7% |
| Cdc Vaccination · Booster Pct | 63.1% |
| Cdc Vaccination · Population 2019 | 7,152 |
| Cdc Vaccination · Metro Status | Non-metro |
| Family Score · Score | 5.50 |
| Family Score · Schools | 9 |
| Family Score · Children Pct | 22.3% |
| Family Score · Rating | good |
| Town Summary · Key Facts | population 381, declining, family-oriented, middle-class, mixed |
| Town Summary · Population | 381 people (vs Iowa 24,827) |
| Town Summary · County | Adair County |
Sources: Census place-to-CD118 crosswalk (place_fips) · federal dataset cascade