Marion: Demographics & People

About 5,670 people live in Marion, in 2,431 households. Population shrank 0.4% from 5,694 (2022) to 5,670 (2024). Median age 44.8 years. (1.6y younger than Smyth County; 7.0y older than Virginia). Children under 18 are 17% of the population. Population is 84% White (non-Hispanic) and 7% Black. The community is relatively homogeneous (Simpson index 0.18). 53% of households are family-led. County is gaining 694 residents per year (2022-2023). County health: 41% adult obesity, 23% smoke.

Population & Trend

Population shrank 0.4% from 5,694 (2022) to 5,670 (2024). Estimated 2026 population: ~5,646 (extrapolated at -0.2%/yr trend). Census Bureau Vintage estimate: 5,614.

Census data vintage2024
Population29,800 people
Annual growth rate · Population change-0.4%
Annual growth rate · Population (2022)5,694
Annual growth rate · Population (2024)5,670
Annual growth rate · Trend categorystable
Population5,670 people (vs Virginia 42,214) population: 6 observations from 2026-04-17 to 2026-04-29
Population Estimate5,614

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

Age Distribution

Median age 44.8y is 5.9 years older than the U.S. median (38.9y). Children under 18 make up 17% — below the U.S. share of ~22%.

Age Summary · Median age44.8 years (vs Virginia 37.8y)
Age Summary · Children Pct17.4%
Age Summary · Characterestablished
Age Summary · Total Pop5,670
Age Summary · Under 18989
Age Summary · 18 To 341,231.0×
Age Summary · 35 To 642,209.0×
Age Summary · 65 Plus1,241
Population under 18989
Median age44.8 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 5,670 residents, race / ethnicity breaks down by Census ACS counts (a person can identify with one or more groups). The Simpson diversity index is 0.18 (0 = single group, 1 = perfectly even distribution); this is read as relatively homogeneous.

White residents5,024
Black residents377
Hispanic or Latino residents171
Diversity Index · Diversity index (Simpson)18.1%
Diversity Index · Diversity labelrelatively homogeneous
Diversity Index · Groups counted3
Diversity Index · Largest group share90.2%
Black population6.8% (vs Virginia 18.2%)
Hispanic or Latino population4.3% (vs Virginia 10.1%)
White (non-Hispanic) population83.8% (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)
American
(unnamed)
English
(unnamed)
Irish
(unnamed)
German
(unnamed)
Black
(unnamed)
Hispanic Total
(unnamed)
Puerto Rican
(unnamed)
Italian

Citizenship & Origin

Where residents were born and their citizenship status (Census ACS). 0.5% are foreign-born — below the U.S. average of 13.9%. 1% have naturalized to U.S. citizenship.

Residents born in this state4,303
Residents born in another state1,274
Share born in this state75.9%
Share born in another state24.1%
Native-born U.S. citizens22.5%
Foreign-born residents0.5%
Naturalized citizens1.1%
Total foreign-born residents57
From Europe8
From Africa2

Households & Family Composition

2,431 households. Averaging 2.2 people each — smaller than the U.S. average of 2.5. 53% are family households — below the U.S. share of ~65%. Of 1,278 families, 20% are married couples with children.

Children under 181,035
Total families1,278
Married couples with children255
Single-parent households72
Average household size2.19
Women who gave birth (past year)19.2%
Grandparents living with grandchildren109
Grandparents responsible for grandchildren21
Family households1,299 households (vs Virginia 9,367)
Households that are families53.4% (vs Virginia 65.0%)
Total households2,431 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. 13.7% moved within the county in the past year — the U.S. baseline is roughly 8–10%. The surrounding county is gaining 694 residents per year on net (IRS migration data).

Moved within the county (past year)13.7%
Migration · People moving in (annual)23,811
Migration · People moving out (annual)23,117
Migration · Net migration (in − out)694
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 disability402
Disability rate7.6%

Group Quarters

Group quarters are non-household living arrangements counted by the Census — college dormitories, nursing homes, military barracks, group homes, correctional facilities, and similar institutional or shared housing. 563 residents live in group quarters (9.9% of population).

Living in group quarters563

Other

Congressional District · District9
Congressional District · Congress118th
Cdc Birth Rate · Fips51173
Cdc Birth Rate · State Fips51
Cdc Birth Rate · County Fips173
Cdc Birth Rate · CountySmyth
Cdc Birth Rate · Birth Rate25.5%
Cdc Birth Rate · Lower Ci20.90
Cdc Birth Rate · Upper Ci30.70
Cdc Mortality · Fips51173
Cdc Mortality · CountySmyth County
Cdc Mortality · Urban RuralNoncore
Cdc Mortality · Total Deaths 2020 20231,384
Cdc Vaccination · Fips51173
Cdc Vaccination · CountySmyth County
Cdc Vaccination · Dose1 Pop Pct57.9%
Cdc Vaccination · Series Complete Pct50.0%
Cdc Vaccination · Booster Pct37.2%
Cdc Vaccination · Population 201930,104
Cdc Vaccination · Metro StatusNon-metro
Family Score · Score5.40
Family Score · Schools6
Family Score · Childcare Centers3
Family Score · Youth Sports Orgs1
Family Score · Children Pct17.4%
Family Score · Ratinggood
Town Summary · Key Factspopulation 5,670, stable, established, working-class, mixed
Town Summary · Population5,670 people (vs Virginia 42,214)
Town Summary · CountySmyth County

Sources: NCES school congressional district assignment · federal dataset cascade