Hybla Valley: Demographics & People

Hybla Valley's population stands at 17,257 people, in 5,644 households. Population shrank 3.5% from 17,877 (2022) to 17,257 (2024). Median age 35.2 years. (3.4y younger than Fairfax County; 2.6y younger than Virginia). Children under 18 are 25% of the population. Population is 42% Hispanic or Latino and 25% Black. The community is highly diverse (Simpson index 0.71). 70% of households are family-led. County is losing 28,691 residents per year (2022-2023). County health: 27% adult obesity, 8% smoke.

Population & Trend

Population shrank 3.5% from 17,877 (2022) to 17,257 (2024). Estimated 2026 population: ~16,663 (extrapolated at -1.7%/yr trend). Census Bureau Vintage estimate: 15,891.

Census data vintage2024
Population1,150,309 people
Annual growth rate · Population change-3.5%
Annual growth rate · Population (2022)17,877
Annual growth rate · Population (2024)17,257
Annual growth rate · Trend categorydeclining
Population17,257 people (vs Virginia 42,214) population: 4 observations from 2026-04-17 to 2026-04-28
Population Estimate15,891

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

Age Distribution

Median age 35.2y is 3.7 years younger than the U.S. median (38.9y). Children under 18 make up 25% — above the U.S. share of ~22%.

Age Summary · Median age35.2 years (vs Virginia 37.8y)
Age Summary · Children Pct25.1%
Age Summary · Characterfamily-oriented
Age Summary · Total Pop17,257
Age Summary · Under 184,334
Age Summary · 18 To 344,235.0×
Age Summary · 35 To 646,307.0×
Age Summary · 65 Plus2,381
Population under 184,334
Median age35.2 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 17,257 residents, race / ethnicity breaks down by Census ACS counts (a person can identify with one or more groups). The Simpson diversity index is 0.71 (0 = single group, 1 = perfectly even distribution); this is read as highly diverse.

White residents6,772
Black residents4,415
Asian residents1,961
Hispanic or Latino residents6,942
Diversity Index · Diversity index (Simpson)70.9%
Diversity Index · Diversity labelhighly diverse
Diversity Index · Groups counted4
Diversity Index · Largest group share34.6%
Asian population9.6% (vs Virginia 5.6%)
Black population24.6% (vs Virginia 18.2%)
Hispanic or Latino population41.5% (vs Virginia 10.1%)
White (non-Hispanic) population18.9% (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)
Hispanic Total
(unnamed)
Black
(unnamed)
Asian
(unnamed)
American
(unnamed)
Irish
(unnamed)
Puerto Rican
(unnamed)
German
(unnamed)
English

Citizenship & Origin

Where residents were born and their citizenship status (Census ACS). 2.0% are foreign-born — below the U.S. average of 13.9%. 36% have naturalized to U.S. citizenship.

Residents born in this state6,545
Residents born in another state4,118
Share born in this state37.9%
Share born in another state62.1%
Native-born U.S. citizens23.9%
Foreign-born residents2.0%
Naturalized citizens36.2%
Total foreign-born residents6,622
From Europe44
From Africa1,332
From Latin America300

Households & Family Composition

5,644 households. Averaging 3.1 people each — larger than the U.S. average of 2.5. 70% are family households — above the U.S. share of ~65%. Of 4,129 families, 32% are married couples with children.

Children under 185,291
Total families4,129
Married couples with children1,318
Single-parent households269
Average household size3.09
Women who gave birth (past year)10.7%
Grandparents living with grandchildren73
Grandparents responsible for grandchildren73
Family households3,972 households (vs Virginia 9,367)
Households that are families70.4% (vs Virginia 65.0%)
Total households5,644 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. 15.3% moved within the county in the past year — the U.S. baseline is roughly 8–10%. The surrounding county is losing 28,691 residents per year on net (IRS migration data).

Moved within the county (past year)15.3%
Migration · People moving in (annual)1,133,831
Migration · People moving out (annual)1,162,522
Migration · Net migration (in − out)-28,691
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 disability639
Disability rate3.6%

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. 207 residents live in group quarters (1.2% of population).

Living in group quarters207

Other

Congressional District · District8
Congressional District · FormattedVA-08
Congressional District · Congress118th
Cdc Birth Rate · Fips51059
Cdc Birth Rate · State Fips51
Cdc Birth Rate · County Fips059
Cdc Birth Rate · CountyFairfax
Cdc Birth Rate · Birth Rate8.2%
Cdc Birth Rate · Lower Ci7.70
Cdc Birth Rate · Upper Ci8.70
Cdc Mortality · Fips51059
Cdc Mortality · CountyFairfax County
Cdc Mortality · Urban RuralLarge fringe metro
Cdc Mortality · Total Deaths 2020 202321,551
Cdc Vaccination · Fips51059
Cdc Vaccination · CountyFairfax County
Cdc Vaccination · Dose1 Pop Pct95.0%
Cdc Vaccination · Series Complete Pct81.6%
Cdc Vaccination · Booster Pct49.2%
Cdc Vaccination · Population 20191,147,532
Cdc Vaccination · Metro StatusMetro
Family Score · Score10
Family Score · Schools20
Family Score · Children Pct25.1%
Family Score · Ratingexcellent
Town Summary · Key Factspopulation 17,257, declining, family-oriented, upper-middle, mixed
Town Summary · Population17,257 people (vs Virginia 42,214)
Town Summary · CountyFairfax County

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