Alleghany County Demographics

A map of Alleghany County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	9,370	9,186	83.9%	84.4%
Hispanic	1,274	1,288	11.4%	11.8%
Multiracial	291	251	2.6%	2.3%
Black	178	103	1.6%	0.9%
Asian	52	15	0.5%	0.1%
Native American/Other	9	45	0.1%	0.4%

Alleghany County, North Carolina has an estimated population of 11,174, a slight increase from the 10,888 recorded in the 2020 Census. The population is 83.9% White, 11.4% Hispanic, 2.6% Multiracial, 1.6% Black, 0.5% Asian, and 0.1% Native American/Other. This demographic dot map shows the population of Alleghany County, with one dot drawn for each person counted by the Census, color-coded by race.

Alleghany has become slightly more racially diverse since the 2020 Census. It is considerably less diverse than North Carolina overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Alleghany County, that probability was 27.4% in 2020 and 28.3% in the most recent ACS estimates.

Alleghany County is ranked the 93rd most populous county in North Carolina, out of 100 counties. Alleghany County was ranked the 94th most populous county in the 2020 Census.

Alleghany County's White Population

9,370 residents of Alleghany County, or 83.9% of the population, identify as White. The share of White residents in Alleghany County is significantly higher than in North Carolina overall, where 60% of the population is White. Alleghany County ranks 19th statewide in terms of White residents as a share of the population, out of 100 counties.

Since the 2020 Census, Alleghany County's White population has grown by an estimated 2.0%. White residents' share of Alleghany County's population has decreased from 84.4% to 83.9%.

Alleghany County is more White than neighboring Galax County (76.8% White). Alleghany County is less White than neighboring Grayson County (87.2% White), Wilkes County (85.7% White), Ashe County (90.8% White), and Wythe County (92.9% White).

Alleghany County's Black Population

178 residents of Alleghany County, or 1.6% of the population, identify as Black. The share of Black residents in Alleghany County is significantly lower than in North Carolina overall, where 20% of the population is Black. Alleghany County ranks 92nd statewide in terms of Black residents as a share of the population, out of 100 counties.

Since the 2020 Census, Alleghany County's Black population has grown by an estimated 72.8%. Black residents' share of Alleghany County's population has increased from 0.9% to 1.6%.

Alleghany County is more Black than neighboring Ashe County (0.9% Black). Alleghany County is less Black than neighboring Grayson County (5.5% Black), Galax County (4.9% Black), Wilkes County (3.6% Black), and Wythe County (2.2% Black).

Alleghany County's Asian Population

52 residents of Alleghany County, or 0.5% of the population, identify as Asian. The share of Asian residents in Alleghany County is slightly lower than in North Carolina overall, where 3.3% of the population is Asian. Alleghany County ranks 100th statewide in terms of Asian residents as a share of the population, out of 100 counties.

Since the 2020 Census, Alleghany County's Asian population has grown by an estimated 246.7%. Asian residents' share of Alleghany County's population has remained roughly unchanged at 0.5%.

Alleghany County is more Asian than neighboring Galax County (0.3% Asian), and Ashe County (0.4% Asian). Alleghany County is less Asian than neighboring Grayson County (1% Asian), Wilkes County (0.6% Asian), and Wythe County (0.8% Asian).

Alleghany County's Hispanic Population

1,274 residents of Alleghany County, or 11.4% of the population, identify as Hispanic. The share of Hispanic residents in Alleghany County is comparable to the share in North Carolina overall, where 11.3% of the population is Hispanic. Alleghany County ranks 21st statewide in terms of Hispanic residents as a share of the population, out of 100 counties.

Since the 2020 Census, Alleghany County's Hispanic population has declined by an estimated 1.1%. Hispanic residents' share of Alleghany County's population has remained roughly unchanged at 11.4%.

Alleghany County is more Hispanic than neighboring Grayson County (4.2% Hispanic), Wilkes County (7.5% Hispanic), Ashe County (6% Hispanic), and Wythe County (1.6% Hispanic). Alleghany County is less Hispanic than neighboring Galax County (14.1% Hispanic).

Alleghany County's Native American/Other Population

9 residents of Alleghany County, or 0.1% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Alleghany County is comparable to the share in North Carolina overall, where 1.4% of the population is Native American/Other. Alleghany County ranks 95th statewide in terms of Native American/Other residents as a share of the population, out of 100 counties.

Since the 2020 Census, Alleghany County's Native American/Other population has declined by an estimated 80.0%. Native American/Other residents' share of Alleghany County's population has remained roughly unchanged at 0.1%.

Alleghany County is less Native American/Other than neighboring Grayson County (0.4% Native American/Other), Galax County (0.6% Native American/Other), Wilkes County (0.2% Native American/Other), Ashe County (0.4% Native American/Other), and Wythe County (0.6% Native American/Other).

Alleghany County's Multiracial Population

291 residents of Alleghany County, or 2.6% of the population, identify as Multiracial. The share of Multiracial residents in Alleghany County is comparable to the share in North Carolina overall, where 4.1% of the population is Multiracial. Alleghany County ranks 97th statewide in terms of Multiracial residents as a share of the population, out of 100 counties.

Since the 2020 Census, Alleghany County's Multiracial population has grown by an estimated 15.9%. Multiracial residents' share of Alleghany County's population has remained roughly unchanged at 2.6%.

Alleghany County is more Multiracial than neighboring Grayson County (1.7% Multiracial), Wilkes County (2.4% Multiracial), Ashe County (1.4% Multiracial), and Wythe County (1.9% Multiracial). Alleghany County is less Multiracial than neighboring Galax County (3.3% Multiracial).

Sources: Most recent population estimates are from the 2020-2024 American Community Survey 5-Year Estimates. 2020 population counts and map data are from 2020 Census State Redistricting Data. Geographic data are from Census TIGER/Line Shapefiles.