Clifton: Demographics & People
312 people call Clifton home, in 94 households. Population shrank 2.8% from 321 (2022) to 312 (2024). Median age 37.3 years. (1.3y younger than Fairfax County; 0.5y younger than Virginia). Children under 18 are 30% of the population. Population is 97% White (non-Hispanic) and 1% Hispanic or Latino. The community is relatively homogeneous (Simpson index 0.02). 82% of households are family-led. County is losing 28,691 residents per year (2022-2023). County health: 27% adult obesity, 8% smoke.
- 3.3 people per household (vs Virginia avg 2.6).
- 18% non-family households (singles, roommates) (vs Virginia 35%).
- 96 dependents per 100 working-age (youth + seniors / 18-64) (vs Virginia 62).
Population & Trend
Population shrank 2.8% from 321 (2022) to 312 (2024). Estimated 2026 population: ~303 (extrapolated at -1.4%/yr trend). Census Bureau Vintage estimate: 292.
| Census data vintage | 2024 |
|---|---|
| Population | 1,150,309 people |
| Annual growth rate · Population change | -2.8% |
| Annual growth rate · Population (2022) | 321 |
| Annual growth rate · Population (2024) | 312 |
| Annual growth rate · Trend category | declining |
| Population | 312 people (vs Virginia 42,214) |
| Population Estimate | 292 |
Sources: Census ACS 5-Year 2023, Table B01003 · Refreshed 2026-04-12
Age Distribution
Median age 37.3y is 1.6 years younger than the U.S. median (38.9y). Children under 18 make up 30% — above the U.S. share of ~22%.
| Age Summary · Median age | 37.3 years (vs Virginia 37.8y) |
|---|---|
| Age Summary · Children Pct | 29.5% |
| Age Summary · Character | family-oriented |
| Age Summary · Total Pop | 312 |
| Age Summary · Under 18 | 92 |
| Age Summary · 18 To 34 | 57.0× |
| Age Summary · 35 To 64 | 102.0× |
| Age Summary · 65 Plus | 61 |
| Population under 18 | 92 |
| Median age | 37.3 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 312 residents, race / ethnicity breaks down by Census ACS counts (a person can identify with one or more groups). The Simpson diversity index is 0.02 (0 = single group, 1 = perfectly even distribution); this is read as relatively homogeneous.
| White residents | 313 |
|---|---|
| Hispanic or Latino residents | 3 |
| Diversity Index · Diversity index (Simpson) | 1.9% |
| Diversity Index · Diversity label | relatively homogeneous |
| Diversity Index · Groups counted | 2 |
| Diversity Index · Largest group share | 99.1% |
| Hispanic or Latino population | 1.0% (vs Virginia 10.1%) |
| White (non-Hispanic) population | 97.4% (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 (8)
Citizenship & Origin
Where residents were born and their citizenship status (Census ACS). 1.0% are foreign-born — below the U.S. average of 13.9%. 3% have naturalized to U.S. citizenship.
| Residents born in this state | 145 |
|---|---|
| Residents born in another state | 156 |
| Share born in this state | 46.5% |
| Share born in another state | 53.5% |
| Native-born U.S. citizens | 50.0% |
| Foreign-born residents | 1.0% |
| Naturalized citizens | 2.6% |
| Total foreign-born residents | 9 |
| From Europe | 8 |
Households & Family Composition
94 households. Averaging 3.5 people each — larger than the U.S. average of 2.5. 82% are family households — above the U.S. share of ~65%. Of 77 families, 51% are married couples with children.
| Children under 18 | 103 |
|---|---|
| Total families | 77 |
| Married couples with children | 39 |
| Average household size | 3.53 |
| Women who gave birth (past year) | 9.3% |
| Grandparents living with grandchildren | 9,339 |
| Grandparents responsible for grandchildren | 4,478 |
| Family households | 77 households (vs Virginia 9,367) |
| Households that are families | 81.9% (vs Virginia 65.0%) |
| Total households | 94 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. 1.3% moved within the county in the past year — the U.S. baseline is roughly 8–10%. The surrounding county is losing 28,691 residents per year on net (IRS migration data).
| Moved within the county (past year) | 1.3% |
|---|---|
| Migration · People moving in (annual) | 1,133,831 |
| Migration · People moving out (annual) | 1,162,522 |
| Migration · Net migration (in − out) | -28,691 |
| 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 | 6 |
|---|---|
| Disability rate | 1.7% |
Other
| Congressional District · District | 10 |
|---|---|
| Congressional District · Congress | 118th |
| Cdc Birth Rate · Fips | 51059 |
| Cdc Birth Rate · State Fips | 51 |
| Cdc Birth Rate · County Fips | 059 |
| Cdc Birth Rate · County | Fairfax |
| Cdc Birth Rate · Birth Rate | 8.2% |
| Cdc Birth Rate · Lower Ci | 7.70 |
| Cdc Birth Rate · Upper Ci | 8.70 |
| Cdc Mortality · Fips | 51059 |
| Cdc Mortality · County | Fairfax County |
| Cdc Mortality · Urban Rural | Large fringe metro |
| Cdc Mortality · Total Deaths 2020 2023 | 21,551 |
| Cdc Vaccination · Fips | 51059 |
| Cdc Vaccination · County | Fairfax County |
| Cdc Vaccination · Dose1 Pop Pct | 95.0% |
| Cdc Vaccination · Series Complete Pct | 81.6% |
| Cdc Vaccination · Booster Pct | 49.2% |
| Cdc Vaccination · Population 2019 | 1,147,532 |
| Cdc Vaccination · Metro Status | Metro |
| Family Score · Score | 3.70 |
| Family Score · Schools | 3 |
| Family Score · Childcare Centers | 4 |
| Family Score · Children Pct | 29.5% |
| Family Score · Rating | fair |
| Town Summary · Key Facts | population 312, declining, family-oriented, affluent, white collar |
| Town Summary · Population | 312 people (vs Virginia 42,214) |
| Town Summary · County | Fairfax County |
Sources: NCES school congressional district assignment · federal dataset cascade