St. Michael: Demographics & People
431 people call St. Michael home, in 262 households. Population grew 23.5% from 349 (2022) to 431 (2024). Median age 41.6 years. (4.0y younger than Cambria County). Population is 98% White (non-Hispanic) and 2% Black. 29% of households are family-led. County health: 37% adult obesity, 20% smoke.
- 1.6 people per household.
- 71% non-family households (singles, roommates).
Population & Trend
Population grew 23.5% from 349 (2022) to 431 (2024) — about 39.2× the recent U.S. annual rate of ~0.6%/yr. Estimated 2026 population: ~538 (extrapolated at 11.8%/yr trend). Census Bureau Vintage estimate: 705.
| Census data vintage | 2024 |
|---|---|
| Population | 133,472 people |
| Annual growth rate · Population change | 23.5% |
| Annual growth rate · Population (2022) | 349 |
| Annual growth rate · Population (2024) | 431 |
| Annual growth rate · Population growing | Yes |
| Annual growth rate · Trend category | booming |
| Population | 431 people |
| Population Estimate | 705 |
Sources: Census ACS 5-Year 2023, Table B01003 · Refreshed 2026-04-12
Age Distribution
Median age 41.6y is 2.7 years older than the U.S. median (38.9y).
| Age Summary · Median age | 41.6 years (at Pennsylvania median) |
|---|---|
| Age Summary · Character | established |
| Median age | 41.6 years (at Pennsylvania median) |
Sources: Census ACS 5-Year 2023 · Refreshed 2026-04-12
Race, Ethnicity & Diversity
Of 431 residents, race / ethnicity breaks down by Census ACS counts (a person can identify with one or more groups).
| White residents | 344 |
|---|---|
| Black residents | 5 |
| Diversity Index · Simpson Index | 32.7% |
| Diversity Index · Interpretation | less diverse |
| Black population | 1.9% |
| White (non-Hispanic) population | 98.1% |
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 | 303 |
|---|---|
| Residents born in another state | 128 |
| Share born in this state | 70.3% |
| Share born in another state | 29.7% |
| Native-born U.S. citizens | 29.7% |
| Total foreign-born residents | 1,372 |
Households & Family Composition
262 households. Averaging 1.9 people each — smaller than the U.S. average of 2.5. 29% are family households — below the U.S. share of ~65%. Of 82 families, 0% are married couples with children.
| Total families | 82 |
|---|---|
| Average household size | 1.93 |
| Women who gave birth (past year) | 7.0% |
| Grandparents living with grandchildren | 1,554 |
| Grandparents responsible for grandchildren | 496 |
| Family households | 75 households |
| Households that are families | 28.6% |
| Total households | 262 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.
| Migration · People moving in (annual) | 113,842 |
|---|---|
| Migration · People moving out (annual) | 113,870 |
| Migration · Net migration (in − out) | -28 |
| 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 | 17 |
|---|---|
| Disability rate | 4.7% |
Group Quarters
Group quarters are non-household living arrangements counted by the Census — college dormitories, nursing homes, military barracks, group homes, correctional facilities, and similar institutional or shared housing. 15 residents live in group quarters (3.5% of population).
| Living in group quarters | 15 |
|---|
Other
| Congressional District · District | 13 |
|---|---|
| Congressional District · Formatted | PA-13 |
| Congressional District · Congress | 118th |
| Cdc Birth Rate · Fips | 42,021 |
| Cdc Birth Rate · State Fips | 42 |
| Cdc Birth Rate · County Fips | 21 |
| Cdc Birth Rate · County | Cambria |
| Cdc Birth Rate · Birth Rate | 16.5% |
| Cdc Birth Rate · Lower Ci | 14.70 |
| Cdc Birth Rate · Upper Ci | 18.60 |
| Cdc Mortality · Fips | 42,021 |
| Cdc Mortality · County | Cambria County |
| Cdc Mortality · Urban Rural | Small metro |
| Cdc Mortality · Total Deaths 2020 2023 | 6,794 |
| Cdc Vaccination · Fips | 42,021 |
| Cdc Vaccination · County | Cambria County |
| Cdc Vaccination · Dose1 Pop Pct | 66.4% |
| Cdc Vaccination · Series Complete Pct | 58.9% |
| Cdc Vaccination · Booster Pct | 52.8% |
| Cdc Vaccination · Population 2019 | 130,192 |
| Cdc Vaccination · Metro Status | Metro |
| Family Score · Score | 10 |
| Family Score · Schools | 20 |
| Family Score · Rating | excellent |
| Town Summary · Key Facts | population 431, booming, established, moderate crime, heritage: English/Polish |
| Town Summary · Population | 431 people |
| Town Summary · County | Cambria County |
Sources: Census place-to-CD118 crosswalk (place_fips) · federal dataset cascade