Arrington: Demographics & People

Arrington's population stands at 915 people, in 245 households. Population shrank 15.6% from 1,084 (2022) to 915 (2024). Median age 27.8 years. (23.5y younger than Nelson County; 10.0y younger than Virginia). Children under 18 are 37% of the population. Population is 66% White (non-Hispanic) and 24% Black. The community is moderately diverse (Simpson index 0.58). 75% of households are family-led. County is gaining 259 residents per year (2022-2023). County health: 35% adult obesity, 15% smoke.

Population & Trend

Population shrank 15.6% from 1,084 (2022) to 915 (2024). Estimated 2026 population: ~777 (extrapolated at -7.8%/yr trend). Census Bureau Vintage estimate: 616.

Census data vintage2024
Population14,775 people
Annual growth rate · Population change-15.6%
Annual growth rate · Population (2022)1,084
Annual growth rate · Population (2024)915
Annual growth rate · Trend categoryshrinking
Population915 people (vs Virginia 42,214) population: 6 observations from 2026-04-17 to 2026-04-29
Population Estimate616

Sources: Census ACS 5-Year 2023, Table B01003  ·  Refreshed 2026-04-12

Age Distribution

Median age 27.8y is 11.1 years younger than the U.S. median (38.9y). Children under 18 make up 37% — above the U.S. share of ~22%.

Age Summary · Median age27.8 years (vs Virginia 37.8y)
Age Summary · Children Pct37.2%
Age Summary · Characteryoung community
Age Summary · Total Pop915
Age Summary · Under 18340
Age Summary · 18 To 34170.0×
Age Summary · 35 To 64332.0×
Age Summary · 65 Plus73
Population under 18340
Median age27.8 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 915 residents, race / ethnicity breaks down by Census ACS counts (a person can identify with one or more groups). The Simpson diversity index is 0.58 (0 = single group, 1 = perfectly even distribution); this is read as moderately diverse.

White residents618
Black residents235
Asian residents231
Diversity Index · Diversity index (Simpson)58.3%
Diversity Index · Diversity labelmoderately diverse
Diversity Index · Groups counted3
Diversity Index · Largest group share57.0%
Asian population10.9% (vs Virginia 5.6%)
Black population23.6% (vs Virginia 18.2%)
White (non-Hispanic) population65.5% (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 (6)

(unnamed)
Black
(unnamed)
Irish
(unnamed)
American
(unnamed)
German
(unnamed)
Italian
(unnamed)
English

Citizenship & Origin

Where residents were born and their citizenship status (Census ACS).

Residents born in this state587
Residents born in another state228
Share born in this state64.2%
Share born in another state35.8%
Native-born U.S. citizens24.9%
Naturalized citizens10.9%
Total foreign-born residents630

Households & Family Composition

245 households. Averaging 3.6 people each — larger than the U.S. average of 2.5. 75% are family households — above the U.S. share of ~65%. Of 204 families, 36% are married couples with children.

Children under 18317
Total families204
Married couples with children73
Average household size3.64
Women who gave birth (past year)9.8%
Grandparents living with grandchildren120
Grandparents responsible for grandchildren120
Family households184 households (vs Virginia 9,367)
Households that are families75.1% (vs Virginia 65.0%)
Total households245 households (vs Virginia 14,324) total_households: 4 observations from 2026-04-23 to 2026-04-29

Sources: Census ACS 5-Year 2023  ·  Refreshed 2026-04-12

Residential Stability & Migration

How long residents have lived here and where they came from. 12.0% moved within the county in the past year — the U.S. baseline is roughly 8–10%. The surrounding county is gaining 259 residents per year on net (IRS migration data).

Moved within the county (past year)12.0%
Migration · People moving in (annual)13,970
Migration · People moving out (annual)13,711
Migration · Net migration (in − out)259
Migration · Population growingYes
Migration · Year2022-2023

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 disability77
Disability rate6.3%

Other

Congressional District · District5
Congressional District · Congress118th
Cdc Birth Rate · Fips51125
Cdc Birth Rate · State Fips51
Cdc Birth Rate · County Fips125
Cdc Birth Rate · CountyNelson
Cdc Birth Rate · Birth Rate18.3%
Cdc Birth Rate · Lower Ci13.10
Cdc Birth Rate · Upper Ci25.00
Cdc Mortality · Fips51125
Cdc Mortality · CountyNelson County
Cdc Mortality · Urban RuralSmall metro
Cdc Mortality · Total Deaths 2020 2023390
Cdc Vaccination · Fips51125
Cdc Vaccination · CountyNelson County
Cdc Vaccination · Dose1 Pop Pct66.0%
Cdc Vaccination · Series Complete Pct57.8%
Cdc Vaccination · Booster Pct37.0%
Cdc Vaccination · Population 201914,930
Cdc Vaccination · Metro StatusMetro
Family Score · Score2.10
Family Score · Schools1
Family Score · Childcare Centers2
Family Score · Children Pct37.2%
Family Score · Ratinglimited
Town Summary · Key Factspopulation 915, shrinking, young community, working-class, mixed
Town Summary · Population915 people (vs Virginia 42,214)
Town Summary · CountyNelson County

Sources: NCES school congressional district assignment · federal dataset cascade