Coppock: Demographics & People
Coppock is home to 29 people, in 9 households. Population shrank 32.6% from 43 (2022) to 29 (2024). Median age 30.5 years. (10.2y younger than Washington County; 6.8y younger than Iowa). Children under 18 are 38% of the population. Population is 97% White (non-Hispanic) and 3% Hispanic or Latino. 89% of households are family-led. County is losing 784 residents per year (2022-2023). County health: 41% adult obesity, 20% smoke.
- 3.2 people per household (vs Iowa avg 2.4).
- 11% non-family households (singles, roommates) (vs Iowa 43%).
- 164 dependents per 100 working-age (youth + seniors / 18-64) (vs Iowa 70).
Population & Trend
Population shrank 32.6% from 43 (2022) to 29 (2024). Estimated 2026 population: ~20 (extrapolated at -16.3%/yr trend). Census Bureau Vintage estimate: 11.
| Census data vintage | 2024 |
|---|---|
| Population | 20,482 people |
| Annual growth rate · Population change | -32.6% |
| Annual growth rate · Population (2022) | 43 |
| Annual growth rate · Population (2024) | 29 |
| Annual growth rate · Trend category | shrinking |
| Population | 29 people (vs Iowa 24,827) |
| Population Estimate | 11 |
Sources: Census ACS 5-Year 2023, Table B01003 · Refreshed 2026-04-12
Age Distribution
Median age 30.5y is 8.4 years younger than the U.S. median (38.9y). Children under 18 make up 38% — above the U.S. share of ~22%.
| Age Summary · Median age | 30.5 years (vs Iowa 37.3y) |
|---|---|
| Age Summary · Children Pct | 37.9% |
| Age Summary · Character | young professional |
| Age Summary · Total Pop | 29 |
| Age Summary · Under 18 | 11 |
| Age Summary · 18 To 34 | 5.0× |
| Age Summary · 35 To 64 | 6.0× |
| Age Summary · 65 Plus | 7 |
| Population under 18 | 11 |
| Median age | 30.5 years (vs Iowa 37.3y) |
Sources: Census ACS 5-Year 2024 — place-level B01001 query · Census ACS 5-Year 2023 · Refreshed 2026-04-29
Race, Ethnicity & Diversity
Of 29 residents, race / ethnicity breaks down by Census ACS counts (a person can identify with one or more groups).
| White residents | 43 |
|---|---|
| Hispanic or Latino residents | 2 |
| Hispanic or Latino population | 3.4% (vs Iowa 5.6%) |
| White (non-Hispanic) population | 96.6% (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 (3)
Citizenship & Origin
Where residents were born and their citizenship status (Census ACS).
| Residents born in this state | 29 |
|---|---|
| Share born in this state | 100.0% |
| Total foreign-born residents | 735 |
Households & Family Composition
9 households. Averaging 3.6 people each — larger than the U.S. average of 2.5. 89% are family households — above the U.S. share of ~65%. Of 10 families, 80% are married couples with children.
| Children under 18 | 20 |
|---|---|
| Total families | 10 |
| Married couples with children | 8 |
| Average household size | 3.58 |
| Women who gave birth (past year) | 11.1% |
| Grandparents living with grandchildren | 224 |
| Grandparents responsible for grandchildren | 40 |
| Family households | 8 households (vs Iowa 6,171) |
| Households that are families | 88.9% (vs Iowa 57.4%) |
| Total households | 9 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. 17.9% moved within the county in the past year — the U.S. baseline is roughly 8–10%. The surrounding county is losing 784 residents per year on net (IRS migration data).
| Lived in same home a year ago | 28.0% |
|---|---|
| Moved within the county (past year) | 17.9% |
| Migration · People moving in (annual) | 17,009 |
| Migration · People moving out (annual) | 17,793 |
| Migration · Net migration (in − out) | -784 |
| Migration · Year | 2022-2023 |
Sources: IRS SOI Migration 2021-2022 · Refreshed 2026-04-12
Other
| Congressional District · District | 1 |
|---|---|
| Congressional District · Formatted | IA-01 |
| Congressional District · Congress | 118th |
| Cdc Birth Rate · Fips | 19087 |
| Cdc Birth Rate · State Fips | 19 |
| Cdc Birth Rate · County Fips | 087 |
| Cdc Birth Rate · County | Henry |
| Cdc Birth Rate · Birth Rate | 17.5% |
| Cdc Birth Rate · Lower Ci | 13.40 |
| Cdc Birth Rate · Upper Ci | 22.60 |
| Cdc Mortality · Fips | 19087 |
| Cdc Mortality · County | Henry County |
| Cdc Mortality · Urban Rural | Noncore |
| Cdc Mortality · Total Deaths 2020 2023 | 706 |
| Cdc Vaccination · Fips | 19087 |
| Cdc Vaccination · County | Henry County |
| Cdc Vaccination · Dose1 Pop Pct | 60.6% |
| Cdc Vaccination · Series Complete Pct | 56.4% |
| Cdc Vaccination · Booster Pct | 58.3% |
| Cdc Vaccination · Population 2019 | 19,954 |
| Cdc Vaccination · Metro Status | Non-metro |
| Family Score · Score | 7.00 |
| Family Score · Schools | 12 |
| Family Score · Children Pct | 37.9% |
| Family Score · Rating | good |
| Town Summary · Key Facts | population 29, shrinking, young professional, high crime, heritage: German/American |
| Town Summary · Population | 29 people (vs Iowa 24,827) |
| Town Summary · County | Henry County |
Sources: Census place-to-CD118 crosswalk (place_fips) · federal dataset cascade