St. Paul: Demographics & People
Census counts 65 people in St. Paul, in 34 households. Population shrank 4.4% from 68 (2022) to 65 (2024). Median age 40.3 years. (3.3y younger than Lee County; 1.5y older than Iowa). Children under 18 are 22% of the population. Population is 100% White (non-Hispanic). The community is relatively homogeneous (Simpson index 0.00). 74% of households are family-led. County is gaining 144 residents per year (2022-2023). County health: 41% adult obesity, 18% smoke.
- 1.9 people per household.
- 26% non-family households (singles, roommates).
Population & Trend
Population shrank 4.4% from 68 (2022) to 65 (2024). Estimated 2026 population: ~62 (extrapolated at -2.2%/yr trend). Census Bureau Vintage estimate: 58.
| Census data vintage | 2024 |
|---|---|
| Population | 33,555 people |
| Annual growth rate · Population change | -4.4% |
| Annual growth rate · Population (2022) | 68 |
| Annual growth rate · Population (2024) | 65 |
| Annual growth rate · Trend category | declining |
| Population | 65 people |
| Population Estimate | 58 |
Sources: Census ACS 5-Year 2023, Table B01003 · Refreshed 2026-04-12
Age Distribution
Median age 40.3y is 1.4 years older than the U.S. median (38.9y). Children under 18 make up 22% — near the U.S. share of ~22%.
| Age Summary · Median age | 40.3 years (vs Iowa 38.8y) |
|---|---|
| Age Summary · Children Pct | 21.5% |
| Age Summary · Character | established |
| Population under 18 | 14 |
| Median age | 40.3 years (vs Iowa 38.8y) |
Sources: Census ACS 5-Year 2023 · Refreshed 2026-04-12
Race, Ethnicity & Diversity
Of 65 residents, race / ethnicity breaks down by Census ACS counts (a person can identify with one or more groups). The Simpson diversity index is 0.00 (0 = single group, 1 = perfectly even distribution); this is read as relatively homogeneous.
| White residents | 68 |
|---|---|
| Diversity Index · Diversity label | relatively homogeneous |
| Diversity Index · Groups counted | 1 |
| Diversity Index · Largest group share | 100.0% |
| White (non-Hispanic) population | 100.0% |
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 (4)
Citizenship & Origin
Where residents were born and their citizenship status (Census ACS).
| Residents born in this state | 63 |
|---|---|
| Residents born in another state | 2 |
| Share born in this state | 96.9% |
| Share born in another state | 3.1% |
| Native-born U.S. citizens | 3.1% |
| Total foreign-born residents | 457 |
Households & Family Composition
34 households. Averaging 2.1 people each — smaller than the U.S. average of 2.5. 74% are family households — above the U.S. share of ~65%. Of 18 families, 28% are married couples with children.
| Children under 18 | 17 |
|---|---|
| Total families | 18 |
| Married couples with children | 5 |
| Average household size | 2.13 |
| Women who gave birth (past year) | 27.8% |
| Grandparents living with grandchildren | 347 |
| Grandparents responsible for grandchildren | 114 |
| Family households | 25 households |
| Households that are families | 73.5% |
| Total households | 34 households |
Sources: Census ACS 5-Year 2023 · Refreshed 2026-04-12
Residential Stability & Migration
How long residents have lived here and where they came from. 21.5% moved within the county in the past year — the U.S. baseline is roughly 8–10%. The surrounding county is gaining 144 residents per year on net (IRS migration data).
| Lived in same home a year ago | 65.0% |
|---|---|
| Moved within the county (past year) | 21.5% |
| Migration · People moving in (annual) | 28,649 |
| Migration · People moving out (annual) | 28,505 |
| Migration · Net migration (in − out) | 144 |
| 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 | 2 |
|---|---|
| Disability rate | 3.1% |
Other
| Congressional District · District | 1 |
|---|---|
| Congressional District · Formatted | IA-01 |
| Congressional District · Congress | 118th |
| Cdc Birth Rate · Fips | 19,111 |
| Cdc Birth Rate · State Fips | 19 |
| Cdc Birth Rate · County Fips | 111 |
| Cdc Birth Rate · County | Lee |
| Cdc Birth Rate · Birth Rate | 27.4% |
| Cdc Birth Rate · Lower Ci | 22.80 |
| Cdc Birth Rate · Upper Ci | 32.70 |
| Cdc Mortality · Fips | 19,111 |
| Cdc Mortality · County | Lee County |
| Cdc Mortality · Urban Rural | Micropolitan |
| Cdc Mortality · Total Deaths 2020 2023 | 1,302 |
| Cdc Vaccination · Fips | 19,111 |
| Cdc Vaccination · County | Lee County |
| Cdc Vaccination · Dose1 Pop Pct | 58.3% |
| Cdc Vaccination · Series Complete Pct | 53.3% |
| Cdc Vaccination · Booster Pct | 53.2% |
| Cdc Vaccination · Population 2019 | 33,657 |
| Cdc Vaccination · Metro Status | Non-metro |
| Family Score · Score | 7.00 |
| Family Score · Schools | 12 |
| Family Score · Children Pct | 21.5% |
| Family Score · Rating | good |
| Town Summary · Key Facts | population 65, declining, established, middle-class, white collar |
| Town Summary · Population | 65 people |
| Town Summary · County | Lee County |
Sources: Census place-to-CD118 crosswalk (place_fips) · federal dataset cascade