Onley, VA Demographics

A map of Onley's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	401	335	59.1%	63.0%
Hispanic	168	77	24.8%	14.5%
Black	96	66	14.2%	12.4%
Asian	13	25	1.9%	4.7%
Native American/Other	0	5	0.0%	0.9%
Multiracial	0	24	0.0%	4.5%

Onley, Virginia has an estimated population of 678, a large increase from the 532 recorded in the 2020 Census. The population is 59.1% White, 24.8% Hispanic, 14.2% Black, 1.9% Asian, 0.0% Native American/Other, and 0.0% Multiracial. This demographic dot map shows the population of Onley, with one dot drawn for each person counted by the Census, color-coded by race.

Onley has become slightly more racially diverse since the 2020 Census. It is less diverse than Virginia overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Onley, that probability was 56.3% in 2020 and 56.8% in the most recent ACS estimates.

Onley is ranked the 434th most populous place in Virginia, out of 688 places. This ranking is based on the Census definition of a place, which includes incorporated places like cities, towns, and villages, as well as unincorporated census-designated places (CDPs). Onley was ranked the 452nd most populous place in the 2020 Census.

Onley's White Population

401 residents of Onley, or 59.1% of the population, identify as White. The share of White residents in Onley is comparable to the share in Virginia overall, where 58.4% of the population is White. Onley ranks 427th statewide in terms of White residents as a share of the population, out of 688 places.

Since the 2020 Census, Onley's White population has grown by an estimated 19.7%. White residents' share of Onley's population has decreased from 63.0% to 59.1%.

Onley is more White than neighboring Tasley (0% White), Onancock (54.1% White), Savageville (46.8% White), and Accomac (24.2% White). Onley is less White than neighboring Melfa (61.8% White).

Onley's Black Population

96 residents of Onley, or 14.2% of the population, identify as Black. The share of Black residents in Onley is slightly lower than in Virginia overall, where 18.3% of the population is Black. Onley ranks 247th statewide in terms of Black residents as a share of the population, out of 688 places.

Since the 2020 Census, Onley's Black population has grown by an estimated 45.5%. Black residents' share of Onley's population has increased from 12.4% to 14.2%.

Onley is more Black than neighboring Tasley (0% Black). Onley is less Black than neighboring Onancock (37.8% Black), Savageville (53.2% Black), Melfa (20.1% Black), and Accomac (25.7% Black).

Onley's Asian Population

13 residents of Onley, or 1.9% of the population, identify as Asian. The share of Asian residents in Onley is slightly lower than in Virginia overall, where 6.9% of the population is Asian. Onley ranks 134th statewide in terms of Asian residents as a share of the population, out of 688 places.

Since the 2020 Census, Onley's Asian population has declined by an estimated 48.0%. Asian residents' share of Onley's population has decreased from 4.7% to 1.9%.

Onley is more Asian than neighboring Tasley (0% Asian), Onancock (0.2% Asian), Savageville (0% Asian), Melfa (0% Asian), and Accomac (0.9% Asian).

Onley's Hispanic Population

168 residents of Onley, or 24.8% of the population, identify as Hispanic. The share of Hispanic residents in Onley is considerably higher than in Virginia overall, where 11% of the population is Hispanic. Onley ranks 100th statewide in terms of Hispanic residents as a share of the population, out of 688 places.

Since the 2020 Census, Onley's Hispanic population has grown by an estimated 118.2%. Hispanic residents' share of Onley's population has increased from 14.5% to 24.8%.

Onley is more Hispanic than neighboring Tasley (0% Hispanic), Onancock (3.3% Hispanic), Savageville (0% Hispanic), and Melfa (3.6% Hispanic). Onley is less Hispanic than neighboring Accomac (44.7% Hispanic).

Onley's Native American/Other Population

0 residents of Onley, or 0.0% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Onley is comparable to the share in Virginia overall, where 0.8% of the population is Native American/Other. Onley ranks 176th statewide in terms of Native American/Other residents as a share of the population, out of 688 places.

Since the 2020 Census, Onley's Native American/Other population has declined by an estimated 100.0%. Native American/Other residents' share of Onley's population has decreased from 0.9% to 0.0%.

Onley is less Native American/Other than neighboring Onancock (0.2% Native American/Other), Melfa (10.7% Native American/Other), and Accomac (1.9% Native American/Other).

Onley's Multiracial Population

0 residents of Onley, or 0.0% of the population, identify as Multiracial. The share of Multiracial residents in Onley is slightly lower than in Virginia overall, where 4.7% of the population is Multiracial. Onley ranks 274th statewide in terms of Multiracial residents as a share of the population, out of 688 places.

Since the 2020 Census, Onley's Multiracial population has declined by an estimated 100.0%. Multiracial residents' share of Onley's population has decreased from 4.5% to 0.0%.

Onley is less Multiracial than neighboring Tasley (100% Multiracial), Onancock (4.4% Multiracial), Melfa (3.8% Multiracial), and Accomac (2.5% 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.