Greenbush: Demographics & People

Census counts 337 people in Greenbush, in 89 households. Population grew 83.2% from 184 (2022) to 337 (2024). Median age 16.4 years. (31.2y younger than Accomack County; 21.4y younger than Virginia). Children under 18 are 52% of the population. Population is 64% White (non-Hispanic) and 34% Black. The community is somewhat diverse (Simpson index 0.29). 100% of households are family-led. County is gaining 155 residents per year (2022-2023). County health: 44% adult obesity, 22% smoke.

Population & Trend

Population grew 83.2% from 184 (2022) to 337 (2024) — about 138.6× the recent U.S. annual rate of ~0.6%/yr. Estimated 2026 population: ~675 (extrapolated at 41.6%/yr trend). Census Bureau Vintage estimate: 1,383.

Census data vintage2024
Population33,413 people
Annual growth rate · Population change83.2%
Annual growth rate · Population (2022)184
Annual growth rate · Population (2024)337
Annual growth rate · Population growingYes
Annual growth rate · Trend categorybooming
Population337 people (vs Virginia 42,214) population: 4 observations from 2026-04-17 to 2026-04-28
Population Estimate1,383

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

Age Distribution

Median age 16.4y is 22.5 years younger than the U.S. median (38.9y). Children under 18 make up 52% — above the U.S. share of ~22%.

Age Summary · Median age16.4 years (vs Virginia 37.8y)
Age Summary · Children Pct51.6%
Age Summary · Characteryoung community
Age Summary · Total Pop337
Age Summary · Under 18174
Age Summary · 18 To 3418.0×
Age Summary · 35 To 64129.0×
Age Summary · 65 Plus16
Population under 18174
Median age16.4 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 337 residents, race / ethnicity breaks down by Census ACS counts (a person can identify with one or more groups). The Simpson diversity index is 0.29 (0 = single group, 1 = perfectly even distribution); this is read as somewhat diverse.

White residents153
Black residents24
Asian residents7
Diversity Index · Diversity index (Simpson)29.0%
Diversity Index · Diversity labelsomewhat diverse
Diversity Index · Groups counted3
Diversity Index · Largest group share83.2%
Asian population2.7% (vs Virginia 5.6%)
Black population33.8% (vs Virginia 18.2%)
White (non-Hispanic) population63.5% (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 (4)

(unnamed)
American
(unnamed)
Black
(unnamed)
Asian
(unnamed)
Irish

Citizenship & Origin

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

Residents born in this state241
Residents born in another state87
Share born in this state71.5%
Share born in another state28.5%
Native-born U.S. citizens25.8%
Naturalized citizens2.7%
Total foreign-born residents11
From Africa11

Households & Family Composition

89 households. Averaging 3.9 people each — larger than the U.S. average of 2.5. 100% are family households — above the U.S. share of ~65%. Of 47 families, 68% are married couples with children.

Children under 1881
Total families47
Married couples with children32
Average household size3.91
Grandparents living with grandchildren816
Grandparents responsible for grandchildren270
Family households89 households (vs Virginia 9,367)
Households that are families100.0% (vs Virginia 65.0%)
Total households89 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. The surrounding county is gaining 155 residents per year on net (IRS migration data).

Migration · People moving in (annual)29,426
Migration · People moving out (annual)29,271
Migration · Net migration (in − out)155
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 disability13
Disability rate9.0%

Other

Congressional District · District2
Congressional District · FormattedVA-02
Congressional District · Congress118th
Cdc Birth Rate · Fips51001
Cdc Birth Rate · State Fips51
Cdc Birth Rate · County Fips001
Cdc Birth Rate · CountyAccomack
Cdc Birth Rate · Birth Rate24.5%
Cdc Birth Rate · Lower Ci20.00
Cdc Birth Rate · Upper Ci29.80
Cdc Mortality · Fips51001
Cdc Mortality · CountyAccomack County
Cdc Mortality · Urban RuralNoncore
Cdc Mortality · Total Deaths 2020 20231,618
Cdc Vaccination · Fips51001
Cdc Vaccination · CountyAccomack County
Cdc Vaccination · Dose1 Pop Pct86.7%
Cdc Vaccination · Series Complete Pct76.8%
Cdc Vaccination · Booster Pct50.4%
Cdc Vaccination · Population 201932,316
Cdc Vaccination · Metro StatusNon-metro
Family Score · Score7.50
Family Score · Schools13
Family Score · Children Pct51.6%
Family Score · Ratingexcellent
Town Summary · Key Factspopulation 337, booming, young community, high crime, heritage: American/Irish
Town Summary · Population337 people (vs Virginia 42,214)
Town Summary · CountyAccomack County

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