Trumbull: Demographics & People
298 people call Trumbull home, in 95 households. Population grew 4.2% from 286 (2022) to 298 (2024). Median age 31.5 years. (7.6y younger than Clay County; 3.8y younger than Nebraska). Children under 18 are 37% of the population. Population is 90% White (non-Hispanic) and 7% Hispanic or Latino. The community is relatively homogeneous (Simpson index 0.04). 80% of households are family-led. County is losing 215 residents per year (2022-2023). County health: 41% adult obesity, 15% smoke.
- 3.1 people per household (vs Nebraska avg 2.4).
- 20% non-family households (singles, roommates) (vs Nebraska 43%).
- 66 dependents per 100 working-age (youth + seniors / 18-64) (vs Nebraska 70).
Population & Trend
Population grew 4.2% from 286 (2022) to 298 (2024) — about 7.0× the recent U.S. annual rate of ~0.6%/yr. Estimated 2026 population: ~310 (extrapolated at 2.1%/yr trend). Census Bureau Vintage estimate: 328.
| Census data vintage | 2024 |
|---|---|
| Population | 31,205 people |
| Annual growth rate · Population change | 4.2% |
| Annual growth rate · Population (2022) | 286 |
| Annual growth rate · Population (2024) | 298 |
| Annual growth rate · Population growing | Yes |
| Annual growth rate · Trend category | growing |
| Population | 298 people (vs Nebraska 64,510) |
| Population Estimate | 328 |
Sources: Census ACS 5-Year 2023, Table B01003 · Refreshed 2026-04-12
Age Distribution
Median age 31.5y is 7.4 years younger than the U.S. median (38.9y). Children under 18 make up 37% — above the U.S. share of ~22%.
| Age Summary · Median age | 31.5 years (vs Nebraska 35.3y) |
|---|---|
| Age Summary · Children Pct | 36.9% |
| Age Summary · Character | young professional |
| Age Summary · Total Pop | 298 |
| Age Summary · Under 18 | 110 |
| Age Summary · 18 To 34 | 69.0× |
| Age Summary · 35 To 64 | 110.0× |
| Age Summary · 65 Plus | 9 |
| Population under 18 | 110 |
| Median age | 31.5 years (vs Nebraska 35.3y) |
Sources: Census ACS 5-Year 2024 — place-level B01001 query · Census ACS 5-Year 2023 · Refreshed 2026-04-29
Race, Ethnicity & Diversity
Of 298 residents, race / ethnicity breaks down by Census ACS counts (a person can identify with one or more groups). The Simpson diversity index is 0.04 (0 = single group, 1 = perfectly even distribution); this is read as relatively homogeneous.
| White residents | 274 |
|---|---|
| Hispanic or Latino residents | 5 |
| Diversity Index · Diversity index (Simpson) | 3.5% |
| Diversity Index · Diversity label | relatively homogeneous |
| Diversity Index · Groups counted | 2 |
| Diversity Index · Largest group share | 98.2% |
| Hispanic or Latino population | 6.7% (vs Nebraska 15.5%) |
| White (non-Hispanic) population | 90.3% (vs Nebraska 75.2%) |
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 (5)
Citizenship & Origin
Where residents were born and their citizenship status (Census ACS).
| Residents born in this state | 234 |
|---|---|
| Residents born in another state | 59 |
| Share born in this state | 78.5% |
| Share born in another state | 21.5% |
| Native-born U.S. citizens | 19.8% |
| Naturalized citizens | 1.7% |
| Total foreign-born residents | 1,875 |
Households & Family Composition
95 households. Averaging 3.0 people each — larger than the U.S. average of 2.5. 80% are family households — above the U.S. share of ~65%. Of 83 families, 55% are married couples with children.
| Children under 18 | 101 |
|---|---|
| Total families | 83 |
| Married couples with children | 46 |
| Single-parent households | 2 |
| Average household size | 2.95 |
| Women who gave birth (past year) | 9.0% |
| Grandparents living with grandchildren | 1 |
| Grandparents responsible for grandchildren | 1 |
| Family households | 76 households (vs Nebraska 16,628) |
| Households that are families | 80.0% (vs Nebraska 57.2%) |
| Total households | 95 households (vs Nebraska 25,390) |
Sources: Census ACS 5-Year 2023 · Refreshed 2026-04-12
Residential Stability & Migration
How long residents have lived here and where they came from. 2.7% moved within the county in the past year — the U.S. baseline is roughly 8–10%. The surrounding county is losing 215 residents per year on net (IRS migration data).
| Moved within the county (past year) | 2.7% |
|---|---|
| Migration · People moving in (annual) | 28,754 |
| Migration · People moving out (annual) | 28,969 |
| Migration · Net migration (in − out) | -215 |
| 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 | 25 |
|---|---|
| Disability rate | 10.4% |
Other
| Congressional District · District | 3 |
|---|---|
| Congressional District · Formatted | NE-03 |
| Congressional District · Congress | 118th |
| Cdc Birth Rate · Fips | 31001 |
| Cdc Birth Rate · State Fips | 31 |
| Cdc Birth Rate · County Fips | 001 |
| Cdc Birth Rate · County | Adams |
| Cdc Birth Rate · Birth Rate | 20.9% |
| Cdc Birth Rate · Lower Ci | 17.20 |
| Cdc Birth Rate · Upper Ci | 25.00 |
| Cdc Mortality · Fips | 31001 |
| Cdc Mortality · County | Adams County |
| Cdc Mortality · Urban Rural | Micropolitan |
| Cdc Mortality · Total Deaths 2020 2023 | 1,246 |
| Cdc Vaccination · Fips | 31001 |
| Cdc Vaccination · County | Adams County |
| Cdc Vaccination · Series Complete Pct | 43.8% |
| Cdc Vaccination · Booster Pct | 67.0% |
| Cdc Vaccination · Population 2019 | 31,363 |
| Cdc Vaccination · Metro Status | Non-metro |
| Cdc Vaccination · Date | 2023-05-10T00:00:00.000 |
| Family Score · Score | 10 |
| Family Score · Schools | 20 |
| Family Score · Children Pct | 36.9% |
| Family Score · Rating | excellent |
| Town Summary · Key Facts | population 298, growing, young professional, affluent, mixed |
| Town Summary · Population | 298 people (vs Nebraska 64,510) |
| Town Summary · County | Adams County |
Sources: Census place-to-CD118 crosswalk (place_fips) · federal dataset cascade