St. George: Demographics & People
About 2,154 people live in St. George, in 832 households. Population grew 11.3% from 1,935 (2022) to 2,154 (2024). Median age 41.6 years. (3.6y older than Dorchester County; 1.1y older than South Carolina). Children under 18 are 27% of the population. Population is 65% Black and 33% White (non-Hispanic). The community is moderately diverse (Simpson index 0.50). 65% of households are family-led. County is gaining 10,874 residents per year (2022-2023). County health: 36% adult obesity, 16% smoke.
- 2.6 people per household.
- 35% non-family households (singles, roommates).
Population & Trend
Population grew 11.3% from 1,935 (2022) to 2,154 (2024) — about 18.9× the recent U.S. annual rate of ~0.6%/yr. Estimated 2026 population: ~2,404 (extrapolated at 5.7%/yr trend). Census Bureau Vintage estimate: 2,766.
| Census data vintage | 2024 |
|---|---|
| Population | 161,540 people |
| Annual growth rate · Population change | 11.3% |
| Annual growth rate · Population (2022) | 1,935 |
| Annual growth rate · Population (2024) | 2,154 |
| Annual growth rate · Population growing | Yes |
| Annual growth rate · Trend category | booming |
| Population | 2,154 people |
| Population Estimate | 2,766 |
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). Children under 18 make up 27% — above the U.S. share of ~22%.
| Age Summary · Median age | 41.6 years (vs South Carolina 40.5y) |
|---|---|
| Age Summary · Children Pct | 27.4% |
| Age Summary · Character | established |
| Population under 18 | 590 |
| Median age | 41.6 years (vs South Carolina 40.5y) |
Sources: Census ACS 5-Year 2023 · Refreshed 2026-04-12
Race, Ethnicity & Diversity
Of 2,154 residents, race / ethnicity breaks down by Census ACS counts (a person can identify with one or more groups). The Simpson diversity index is 0.50 (0 = single group, 1 = perfectly even distribution); this is read as moderately diverse.
| White residents | 881 |
|---|---|
| Black residents | 997 |
| Diversity Index · Diversity index (Simpson) | 49.8% |
| Diversity Index · Diversity label | moderately diverse |
| Diversity Index · Groups counted | 2 |
| Diversity Index · Largest group share | 53.1% |
| Black population | 65.0% |
| White (non-Hispanic) population | 32.9% |
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 (6)
Citizenship & Origin
Where residents were born and their citizenship status (Census ACS). 0.9% are foreign-born — below the U.S. average of 13.9%. 1% have naturalized to U.S. citizenship.
| Residents born in this state | 1,792 |
|---|---|
| Residents born in another state | 321 |
| Share born in this state | 83.2% |
| Share born in another state | 16.8% |
| Native-born U.S. citizens | 14.9% |
| Foreign-born residents | 0.9% |
| Naturalized citizens | 1.0% |
| Total foreign-born residents | 24 |
| From Europe | 2 |
Households & Family Composition
832 households. Averaging 2.4 people each — smaller than the U.S. average of 2.5. 65% are family households — near the U.S. share of ~65%. Of 499 families, 17% are married couples with children.
| Children under 18 | 382 |
|---|---|
| Total families | 499 |
| Married couples with children | 83 |
| Average household size | 2.36 |
| Women who gave birth (past year) | 3.8% |
| Grandparents living with grandchildren | 97 |
| Grandparents responsible for grandchildren | 43 |
| Family households | 542 households |
| Households that are families | 65.1% |
| Total households | 832 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. 9.0% moved within the county in the past year — the U.S. baseline is roughly 8–10%. The surrounding county is gaining 10,874 residents per year on net (IRS migration data).
| Moved within the county (past year) | 9.0% |
|---|---|
| Migration · People moving in (annual) | 176,245 |
| Migration · People moving out (annual) | 165,371 |
| Migration · Net migration (in − out) | 10,874 |
| 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 | 134 |
|---|---|
| Disability rate | 7.5% |
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. 105 residents live in group quarters (4.9% of population).
| Living in group quarters | 105 |
|---|
Other
| Congressional District · District | 6 |
|---|---|
| Congressional District · Congress | 118th |
| Cdc Birth Rate · Fips | 45,035 |
| Cdc Birth Rate · State Fips | 45 |
| Cdc Birth Rate · County Fips | 35 |
| Cdc Birth Rate · County | Dorchester |
| Cdc Birth Rate · Birth Rate | 16.0% |
| Cdc Birth Rate · Lower Ci | 14.30 |
| Cdc Birth Rate · Upper Ci | 17.80 |
| Cdc Mortality · Fips | 45,035 |
| Cdc Mortality · County | Dorchester County |
| Cdc Mortality · Urban Rural | Medium metro |
| Cdc Mortality · Total Deaths 2020 2023 | 3,513 |
| Cdc Vaccination · Fips | 45,035 |
| Cdc Vaccination · County | Dorchester County |
| Cdc Vaccination · Dose1 Pop Pct | 65.6% |
| Cdc Vaccination · Series Complete Pct | 55.8% |
| Cdc Vaccination · Booster Pct | 42.1% |
| Cdc Vaccination · Population 2019 | 162,809 |
| Cdc Vaccination · Metro Status | Metro |
| Family Score · Score | 2.00 |
| Family Score · Schools | 2 |
| Family Score · Children Pct | 27.4% |
| Family Score · Rating | limited |
| Town Summary · Key Facts | population 2,154, booming, established, lower-income, mixed |
| Town Summary · Population | 2,154 people |
| Town Summary · County | Dorchester County |
Sources: NCES school congressional district assignment · federal dataset cascade