Arcola: Demographics & People

About 3,509 people live in Arcola, in 1,061 households. Population grew 22.8% from 2,858 (2022) to 3,509 (2024). Median age 30.1 years. (8.1y younger than Loudoun County; 7.7y younger than Virginia). Children under 18 are 37% of the population. Population is 38% Asian and 17% Black. The community is highly diverse (Simpson index 0.70). 85% of households are family-led. County is losing 1,912 residents per year (2022-2023). County health: 29% adult obesity, 9% smoke.

Population & Trend

Population grew 22.8% from 2,858 (2022) to 3,509 (2024) — about 38.0× the recent U.S. annual rate of ~0.6%/yr. Estimated 2026 population: ~4,353 (extrapolated at 11.4%/yr trend). Census Bureau Vintage estimate: 5,664.

Census data vintage2024
Population420,959 people
Annual growth rate · Population change22.8%
Annual growth rate · Population (2022)2,858
Annual growth rate · Population (2024)3,509
Annual growth rate · Population growingYes
Annual growth rate · Trend categorybooming
Population3,509 people (vs Virginia 42,214) population: 4 observations from 2026-04-17 to 2026-04-28
Population Estimate5,664

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

Age Distribution

Median age 30.1y is 8.8 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 age30.1 years (vs Virginia 37.8y)
Age Summary · Children Pct37.0%
Age Summary · Characteryoung professional
Age Summary · Total Pop3,509
Age Summary · Under 181,298
Age Summary · 18 To 34844.0×
Age Summary · 35 To 641,234.0×
Age Summary · 65 Plus133
Population under 181,298
Median age30.1 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 3,509 residents, race / ethnicity breaks down by Census ACS counts (a person can identify with one or more groups). The Simpson diversity index is 0.70 (0 = single group, 1 = perfectly even distribution); this is read as highly diverse.

White residents729
Black residents284
Asian residents1,136
Hispanic or Latino residents544
Diversity Index · Diversity index (Simpson)69.7%
Diversity Index · Diversity labelhighly diverse
Diversity Index · Groups counted4
Diversity Index · Largest group share42.2%
Asian population37.5% (vs Virginia 5.6%)
Black population17.2% (vs Virginia 18.2%)
Hispanic or Latino population15.1% (vs Virginia 10.1%)
White (non-Hispanic) population17.1% (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)

(unnamed)
Asian
(unnamed)
Hispanic Total
(unnamed)
English
(unnamed)
Black
(unnamed)
Irish
(unnamed)
Polish
(unnamed)
American
(unnamed)
German

Citizenship & Origin

Where residents were born and their citizenship status (Census ACS). 5.4% are foreign-born — below the U.S. average of 13.9%. 39% have naturalized to U.S. citizenship.

Residents born in this state1,300
Residents born in another state637
Share born in this state37.0%
Share born in another state63.0%
Native-born U.S. citizens18.2%
Foreign-born residents5.4%
Naturalized citizens39.4%
Total foreign-born residents899
From Africa607

Households & Family Composition

1,061 households. Averaging 2.9 people each — larger than the U.S. average of 2.5. 85% are family households — above the U.S. share of ~65%. Of 840 families, 54% are married couples with children.

Children under 18914
Total families840
Married couples with children456
Single-parent households25
Average household size2.89
Women who gave birth (past year)11.8%
Grandparents living with grandchildren3,199
Grandparents responsible for grandchildren1,351
Family households900 households (vs Virginia 9,367)
Households that are families84.8% (vs Virginia 65.0%)
Total households1,061 households (vs Virginia 14,324) total_households: 2 observations from 2026-04-23 to 2026-04-23

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

Residential Stability & Migration

How long residents have lived here and where they came from. 17.0% moved within the county in the past year — the U.S. baseline is roughly 8–10%. The surrounding county is losing 1,912 residents per year on net (IRS migration data).

Moved within the county (past year)17.0%
Migration · People moving in (annual)459,164
Migration · People moving out (annual)461,076
Migration · Net migration (in − out)-1,912
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 disability80
Disability rate3.3%

Other

Congressional District · District10
Congressional District · FormattedVA-10
Congressional District · Congress118th
Cdc Birth Rate · Fips51107
Cdc Birth Rate · State Fips51
Cdc Birth Rate · County Fips107
Cdc Birth Rate · CountyLoudoun
Cdc Birth Rate · Birth Rate4.4%
Cdc Birth Rate · Lower Ci3.90
Cdc Birth Rate · Upper Ci4.90
Cdc Mortality · Fips51107
Cdc Mortality · CountyLoudoun County
Cdc Mortality · Urban RuralLarge fringe metro
Cdc Mortality · Total Deaths 2020 20236,646
Cdc Vaccination · Fips51107
Cdc Vaccination · CountyLoudoun County
Cdc Vaccination · Dose1 Pop Pct94.7%
Cdc Vaccination · Series Complete Pct76.8%
Cdc Vaccination · Booster Pct48.2%
Cdc Vaccination · Population 2019413,538
Cdc Vaccination · Metro StatusMetro
Family Score · Score10
Family Score · Schools20
Family Score · Children Pct37.0%
Family Score · Ratingexcellent
Town Summary · Key Factspopulation 3,509, booming, young professional, affluent, white collar
Town Summary · Population3,509 people (vs Virginia 42,214)
Town Summary · CountyLoudoun County

Sources: Census place-to-CD118 crosswalk (place_fips) · federal dataset cascade