McKenney: Demographics & People

McKenney's population stands at 518 people, in 202 households. Population shrank 9.0% from 569 (2022) to 518 (2024). Median age 43.4 years. (5.6y older than Virginia). Children under 18 are 26% of the population. Population is 58% White (non-Hispanic) and 38% Black. The community is moderately diverse (Simpson index 0.46). 56% of households are family-led. County is gaining 1,190 residents per year (2022-2023). County health: 38% adult obesity, 18% smoke.

Population & Trend

Population shrank 9.0% from 569 (2022) to 518 (2024). Estimated 2026 population: ~472 (extrapolated at -4.5%/yr trend). Census Bureau Vintage estimate: 416.

Census data vintage2024
Population27,947 people
Annual growth rate · Population change-9.0%
Annual growth rate · Population (2022)569
Annual growth rate · Population (2024)518
Annual growth rate · Trend categoryshrinking
Population518 people (vs Virginia 42,214) population: 4 observations from 2026-04-17 to 2026-04-28
Population Estimate416

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

Age Distribution

Median age 43.4y is 4.5 years older than the U.S. median (38.9y). Children under 18 make up 26% — above the U.S. share of ~22%.

Age Summary · Median age43.4 years (vs Virginia 37.8y)
Age Summary · Children Pct25.9%
Age Summary · Characterestablished
Age Summary · Total Pop518
Age Summary · Under 18134
Age Summary · 18 To 3484.0×
Age Summary · 35 To 64203.0×
Age Summary · 65 Plus97
Population under 18134
Median age43.4 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 518 residents, race / ethnicity breaks down by Census ACS counts (a person can identify with one or more groups). The Simpson diversity index is 0.46 (0 = single group, 1 = perfectly even distribution); this is read as moderately diverse.

White residents350
Black residents192
Asian residents1
Diversity Index · Diversity index (Simpson)46.0%
Diversity Index · Diversity labelmoderately diverse
Diversity Index · Groups counted3
Diversity Index · Largest group share64.5%
Asian population0.2% (vs Virginia 5.6%)
Black population37.5% (vs Virginia 18.2%)
White (non-Hispanic) population57.7% (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 (7)

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

Citizenship & Origin

Where residents were born and their citizenship status (Census ACS). 0.6% are foreign-born — below the U.S. average of 13.9%. 0% have naturalized to U.S. citizenship.

Residents born in this state415
Residents born in another state98
Share born in this state80.1%
Share born in another state19.9%
Native-born U.S. citizens18.9%
Foreign-born residents0.6%
Naturalized citizens0.4%
Total foreign-born residents1
From Europe1

Households & Family Composition

202 households. Averaging 2.6 people each — larger than the U.S. average of 2.5. 56% are family households — below the U.S. share of ~65%. Of 122 families, 22% are married couples with children.

Children under 18141
Total families122
Married couples with children27
Single-parent households5
Average household size2.62
Women who gave birth (past year)5.8%
Grandparents living with grandchildren6
Grandparents responsible for grandchildren6
Family households114 households (vs Virginia 9,367)
Households that are families56.4% (vs Virginia 65.0%)
Total households202 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. 7.2% moved within the county in the past year — the U.S. baseline is roughly 8–10%. The surrounding county is gaining 1,190 residents per year on net (IRS migration data).

Moved within the county (past year)7.2%
Migration · People moving in (annual)26,006
Migration · People moving out (annual)24,816
Migration · Net migration (in − out)1,190
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 disability71
Disability rate12.7%

Other

Congressional District · District4
Congressional District · Congress118th
Cdc Birth Rate · Fips51053
Cdc Birth Rate · State Fips51
Cdc Birth Rate · County Fips053
Cdc Birth Rate · CountyDinwiddie
Cdc Birth Rate · Birth Rate9.9%
Cdc Birth Rate · Lower Ci7.40
Cdc Birth Rate · Upper Ci13.00
Cdc Mortality · Fips51053
Cdc Mortality · CountyDinwiddie County
Cdc Mortality · Urban RuralLarge fringe metro
Cdc Mortality · Total Deaths 2020 2023550
Cdc Vaccination · Fips51053
Cdc Vaccination · CountyDinwiddie County
Cdc Vaccination · Dose1 Pop Pct55.7%
Cdc Vaccination · Series Complete Pct49.0%
Cdc Vaccination · Booster Pct30.4%
Cdc Vaccination · Population 201928,544
Cdc Vaccination · Metro StatusMetro
Family Score · Score1.80
Family Score · Schools1
Family Score · Childcare Centers1
Family Score · Children Pct25.9%
Family Score · Ratinglimited
Town Summary · Key Factspopulation 518, shrinking, established, middle-class, blue collar
Town Summary · Population518 people (vs Virginia 42,214)
Town Summary · CountyDinwiddie County

Sources: NCES school congressional district assignment · federal dataset cascade