Sedley: Demographics & People
Sedley's population stands at 568 people, in 250 households. Population shrank 4.9% from 597 (2022) to 568 (2024). Median age 35.5 years. (11.8y younger than Southampton County; 2.3y younger than Virginia). Children under 18 are 22% of the population. Population is 100% White (non-Hispanic). The community is relatively homogeneous (Simpson index 0.00). 61% of households are family-led. County is gaining 467 residents per year (2022-2023). County health: 42% adult obesity, 15% smoke.
- 2.3 people per household (vs Virginia avg 2.6).
- 39% non-family households (singles, roommates) (vs Virginia 35%).
- 91 dependents per 100 working-age (youth + seniors / 18-64) (vs Virginia 62).
Population & Trend
Population shrank 4.9% from 597 (2022) to 568 (2024). Estimated 2026 population: ~540 (extrapolated at -2.4%/yr trend). Census Bureau Vintage estimate: 505.
| Census data vintage | 2024 |
|---|---|
| Population | 17,996 people |
| Annual growth rate · Population change | -4.9% |
| Annual growth rate · Population (2022) | 597 |
| Annual growth rate · Population (2024) | 568 |
| Annual growth rate · Trend category | declining |
| Population | 568 people (vs Virginia 42,214) |
| Population Estimate | 505 |
Sources: Census ACS 5-Year 2023, Table B01003 · Refreshed 2026-04-12
Age Distribution
Median age 35.5y is 3.4 years younger than the U.S. median (38.9y). Children under 18 make up 22% — near the U.S. share of ~22%.
| Age Summary · Median age | 35.5 years (vs Virginia 37.8y) |
|---|---|
| Age Summary · Children Pct | 22.4% |
| Age Summary · Character | family-oriented |
| Age Summary · Total Pop | 568 |
| Age Summary · Under 18 | 127 |
| Age Summary · 18 To 34 | 88.0× |
| Age Summary · 35 To 64 | 210.0× |
| Age Summary · 65 Plus | 143 |
| Population under 18 | 127 |
| Median age | 35.5 years (vs Virginia 37.8y) |
Sources: Census ACS 5-Year 2024 — place-level B01001 query · Census ACS 5-Year 2023 · Refreshed 2026-04-29
Race, Ethnicity & Diversity
Of 568 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 | 597 |
|---|---|
| Diversity Index · Diversity label | relatively homogeneous |
| Diversity Index · Groups counted | 1 |
| Diversity Index · Largest group share | 100.0% |
| White (non-Hispanic) population | 100.0% (vs Virginia 53.8%) |
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 | 467 |
|---|---|
| Residents born in another state | 101 |
| Share born in this state | 82.2% |
| Share born in another state | 17.8% |
| Native-born U.S. citizens | 17.8% |
| Total foreign-born residents | 201 |
Households & Family Composition
250 households. Averaging 2.3 people each — smaller than the U.S. average of 2.5. 61% are family households — below the U.S. share of ~65%. Of 190 families, 46% are married couples with children.
| Children under 18 | 126 |
|---|---|
| Total families | 190 |
| Married couples with children | 88 |
| Average household size | 2.34 |
| Women who gave birth (past year) | 13.7% |
| Grandparents living with grandchildren | 686 |
| Grandparents responsible for grandchildren | 279 |
| Family households | 152 households (vs Virginia 9,367) |
| Households that are families | 60.8% (vs Virginia 65.0%) |
| Total households | 250 households (vs Virginia 14,324) |
Sources: Census ACS 5-Year 2023 · Refreshed 2026-04-12
Residential Stability & Migration
How long residents have lived here and where they came from. The surrounding county is gaining 467 residents per year on net (IRS migration data).
| Migration · People moving in (annual) | 15,282 |
|---|---|
| Migration · People moving out (annual) | 14,815 |
| Migration · Net migration (in − out) | 467 |
| 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 | 92 |
|---|---|
| Disability rate | 13.4% |
Other
| Congressional District · District | 4 |
|---|---|
| Congressional District · Congress | 118th |
| Cdc Birth Rate · Fips | 51175 |
| Cdc Birth Rate · State Fips | 51 |
| Cdc Birth Rate · County Fips | 175 |
| Cdc Birth Rate · County | Southampton |
| Cdc Birth Rate · Birth Rate | 8.9% |
| Cdc Birth Rate · Lower Ci | 6.00 |
| Cdc Birth Rate · Upper Ci | 12.80 |
| Cdc Mortality · Fips | 51175 |
| Cdc Mortality · County | Southampton County |
| Cdc Mortality · Urban Rural | Noncore |
| Cdc Mortality · Total Deaths 2020 2023 | 491 |
| Cdc Vaccination · Fips | 51175 |
| Cdc Vaccination · County | Southampton County |
| Cdc Vaccination · Dose1 Pop Pct | 45.7% |
| Cdc Vaccination · Series Complete Pct | 37.6% |
| Cdc Vaccination · Booster Pct | 13.0% |
| Cdc Vaccination · Population 2019 | 17,631 |
| Cdc Vaccination · Metro Status | Non-metro |
| Family Score · Score | 1.50 |
| Family Score · Schools | 1 |
| Family Score · Children Pct | 22.4% |
| Family Score · Rating | limited |
| Town Summary · Key Facts | population 568, declining, family-oriented, upper-middle, white collar |
| Town Summary · Population | 568 people (vs Virginia 42,214) |
| Town Summary · County | Southampton County |
Sources: NCES school congressional district assignment · federal dataset cascade