Allison, PA Demographics

A map of Allison's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	455	431	79.4%	85.7%
Multiracial	67	31	11.7%	6.2%
Black	51	31	8.9%	6.2%
Asian	0	2	0.0%	0.4%
Hispanic	0	6	0.0%	1.2%
Native American/Other	0	2	0.0%	0.4%

Allison, Pennsylvania has an estimated population of 573, a large increase from the 503 recorded in the 2020 Census. The population is 79.4% White, 11.7% Multiracial, 8.9% Black, 0.0% Asian, 0.0% Hispanic, and 0.0% Native American/Other. This demographic dot map shows the population of Allison, with one dot drawn for each person counted by the Census, color-coded by race.

Allison has become considerably more racially diverse since the 2020 Census. It is considerably less diverse than Pennsylvania overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Allison, that probability was 25.8% in 2020 and 34.8% in the most recent ACS estimates.

Allison is ranked the 1291st most populous place in Pennsylvania, out of 2,002 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). Allison was ranked the 1324th most populous place in the 2020 Census.

Allison's White Population

455 residents of Allison, or 79.4% of the population, identify as White. The share of White residents in Allison is higher than in Pennsylvania overall, where 73% of the population is White. Allison ranks 1352nd statewide in terms of White residents as a share of the population, out of 2,002 places.

Since the 2020 Census, Allison's White population has grown by an estimated 5.6%. White residents' share of Allison's population has decreased from 85.7% to 79.4%.

Allison is more White than neighboring Brownsville (77.2% White). Allison is less White than neighboring Republic (88.4% White), Hiller (80.8% White), West Brownsville (94.5% White), and Rowes Run (98.4% White).

Allison's Black Population

51 residents of Allison, or 8.9% of the population, identify as Black. The share of Black residents in Allison is comparable to the share in Pennsylvania overall, where 10.3% of the population is Black. Allison ranks 237th statewide in terms of Black residents as a share of the population, out of 2,002 places.

Since the 2020 Census, Allison's Black population has grown by an estimated 64.5%. Black residents' share of Allison's population has increased from 6.2% to 8.9%.

Allison is more Black than neighboring Republic (0% Black), Hiller (5.6% Black), West Brownsville (1% Black), and Rowes Run (0% Black). Allison is less Black than neighboring Brownsville (15.1% Black).

Allison's Asian Population

0 residents of Allison, or 0.0% of the population, identify as Asian. The share of Asian residents in Allison is slightly lower than in Pennsylvania overall, where 3.8% of the population is Asian. Allison ranks 1058th statewide in terms of Asian residents as a share of the population, out of 2,002 places.

Since the 2020 Census, Allison's Asian population has declined by an estimated 100.0%. Asian residents' share of Allison's population has remained roughly unchanged at 0.0%.

Allison is less Asian than neighboring Republic (1.6% Asian), and Brownsville (0.1% Asian).

Allison's Hispanic Population

0 residents of Allison, or 0.0% of the population, identify as Hispanic. The share of Hispanic residents in Allison is lower than in Pennsylvania overall, where 8.7% of the population is Hispanic. Allison ranks 1400th statewide in terms of Hispanic residents as a share of the population, out of 2,002 places.

Since the 2020 Census, Allison's Hispanic population has declined by an estimated 100.0%. Hispanic residents' share of Allison's population has decreased from 1.2% to 0.0%.

Allison is less Hispanic than neighboring Republic (2.3% Hispanic), Brownsville (0.8% Hispanic), Hiller (4.3% Hispanic), West Brownsville (0.5% Hispanic), and Rowes Run (1.6% Hispanic).

Allison's Native American/Other Population

0 residents of Allison, 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 Allison is comparable to the share in Pennsylvania overall, where 0.6% of the population is Native American/Other. Allison ranks 868th statewide in terms of Native American/Other residents as a share of the population, out of 2,002 places.

Since the 2020 Census, Allison's Native American/Other population has declined by an estimated 100.0%. Native American/Other residents' share of Allison's population has remained roughly unchanged at 0.0%.

Allison is less Native American/Other than neighboring Brownsville (3.2% Native American/Other), and West Brownsville (0.5% Native American/Other).

Allison's Multiracial Population

67 residents of Allison, or 11.7% of the population, identify as Multiracial. The share of Multiracial residents in Allison is higher than in Pennsylvania overall, where 3.6% of the population is Multiracial. Allison ranks 138th statewide in terms of Multiracial residents as a share of the population, out of 2,002 places.

Since the 2020 Census, Allison's Multiracial population has grown by an estimated 116.1%. Multiracial residents' share of Allison's population has increased from 6.2% to 11.7%.

Allison is more Multiracial than neighboring Republic (7.7% Multiracial), Brownsville (3.6% Multiracial), Hiller (9.3% Multiracial), West Brownsville (3.6% Multiracial), and Rowes Run (0% 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.