Alleghany County Population

1830–2026

14,418

2026 projection

5.1% since 2020 (decrease)

05K10K15K20K25K1850190019502000

Source: U.S. Census Bureau decennial counts and annual estimates. 2026 is a projection. Values between recorded years are interpolated.

Use the left and right arrow keys to inspect population observations.

Population by year

Population estimates for Alleghany County. Annual change is shown as a percentage. Growth is the total change since the preceding observation.
202614,418-1280.88%
202514,546-1280.87%
202414,674-590.40%
202314,733-240.16%
202214,757-2461.64%
202115,003-1841.21%
202015,187+2891.94%
201914,898-1180.79%
201815,016-1270.84%
201715,143-2501.62%

Showing 10 of 34 years.

Alleghany County Demographics

48.3median age

Median age

Female50.8 yrs
Male46.4 yrs

Adults

12,116
3,905 seniors (65+) · 32% of adults8,211 other adults

Sex

Female 50.4% · 7,486Male 49.6% · 7,373

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S0101

Race and ethnicity

Tap a square or a group below to highlight it.

Each square is about 1% of residents (roughly 149 people).

Hispanic or Latino residents can be of any race. All other groups exclude Hispanic residents.

U.S. Census Bureau, 2024 ACS 5-year estimates · Table B03002

Alleghany County Income

$56,188median household income

Median household income

$56,188

Half of households earn more, half earn less

Median earnings

$42,593

Typical yearly pay for a worker 25 or older.

Poverty rate

11.6%

About 1 in 9 residents

U.S. Census Bureau, 2024 ACS 5-year estimates · Tables S1901, S1501, S1701

Alleghany County Marital Status

48% of residents age 15 and older are married.

MarriedNever married
Overall
Male
Female
Marital status of residents age 15 and older
StatusOverallMaleFemale
Married48%49%46%
Never married29%33%26%
Divorced12%11%12%
Widowed10%5%15%
Separated2%2%1%

U.S. Census Bureau, 2024 ACS 5-year estimates · Table S1201