Johnstown, PA Demographics

A map of Johnstown's Population by Race

Johnstown, Pennsylvania has an estimated population of 18,087, a slight decrease from the 18,411 recorded in the 2020 Census. The population is 68.4% White, 13.2% Black, 10.6% Multiracial, 6.2% Hispanic, 1.0% Asian, and 0.5% Native American/Other. This demographic dot map shows the population of Johnstown, with one dot drawn for each person counted by the Census, color-coded by race.

Johnstown has become slightly less racially diverse since the 2020 Census. It is considerably more 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 Johnstown, that probability was 50.5% in 2020 and 50.0% in the most recent ACS estimates.

Johnstown is ranked the 37th 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). Johnstown was ranked the 37th most populous place in the 2020 Census.

Johnstown's White Population

12,367 residents of Johnstown, or 68.4% of the population, identify as White. The share of White residents in Johnstown is slightly lower than in Pennsylvania overall, where 73% of the population is White. Johnstown ranks 1752nd statewide in terms of White residents as a share of the population, out of 2,002 places.

Since the 2020 Census, Johnstown's White population has remained roughly the same. White residents' share of Johnstown's population has increased from 66.8% to 68.4%.

Johnstown is less White than neighboring Daisytown (99.3% White), Brownstown (92.7% White), Dale (73.1% White), Southmont (90.4% White), and Westmont (93.2% White).

Johnstown's Black Population

2,387 residents of Johnstown, or 13.2% of the population, identify as Black. The share of Black residents in Johnstown is slightly higher than in Pennsylvania overall, where 10.3% of the population is Black. Johnstown ranks 66th statewide in terms of Black residents as a share of the population, out of 2,002 places.

Since the 2020 Census, Johnstown's Black population has declined by an estimated 36.3%. Black residents' share of Johnstown's population has decreased from 20.4% to 13.2%.

Johnstown is more Black than neighboring Daisytown (0.7% Black), Brownstown (1.5% Black), Dale (4% Black), Southmont (1.3% Black), and Westmont (0.5% Black).

Johnstown's Asian Population

181 residents of Johnstown, or 1.0% of the population, identify as Asian. The share of Asian residents in Johnstown is slightly lower than in Pennsylvania overall, where 3.8% of the population is Asian. Johnstown ranks 1030th statewide in terms of Asian residents as a share of the population, out of 2,002 places.

Since the 2020 Census, Johnstown's Asian population has grown by an estimated 132.1%. Asian residents' share of Johnstown's population has increased from 0.4% to 1.0%.

Johnstown is more Asian than neighboring Daisytown (0% Asian), Brownstown (0% Asian), Dale (0.4% Asian), and Westmont (0.4% Asian). Johnstown is less Asian than neighboring Southmont (2.1% Asian).

Johnstown's Hispanic Population

1,128 residents of Johnstown, or 6.2% of the population, identify as Hispanic. The share of Hispanic residents in Johnstown is slightly lower than in Pennsylvania overall, where 8.7% of the population is Hispanic. Johnstown ranks 553rd statewide in terms of Hispanic residents as a share of the population, out of 2,002 places.

Since the 2020 Census, Johnstown's Hispanic population has grown by an estimated 45.9%. Hispanic residents' share of Johnstown's population has increased from 4.2% to 6.2%.

Johnstown is more Hispanic than neighboring Daisytown (0% Hispanic), Brownstown (1.3% Hispanic), Dale (6.1% Hispanic), Southmont (2.1% Hispanic), and Westmont (1.2% Hispanic).

Johnstown's Native American/Other Population

99 residents of Johnstown, or 0.5% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Johnstown is comparable to the share in Pennsylvania overall, where 0.6% of the population is Native American/Other. Johnstown ranks 432nd statewide in terms of Native American/Other residents as a share of the population, out of 2,002 places.

Since the 2020 Census, Johnstown's Native American/Other population has declined by an estimated 20.2%. Native American/Other residents' share of Johnstown's population has remained roughly unchanged at 0.5%.

Johnstown is more Native American/Other than neighboring Daisytown (0% Native American/Other), Brownstown (0% Native American/Other), and Southmont (0% Native American/Other). Johnstown is less Native American/Other than neighboring Westmont (0.6% Native American/Other).

Johnstown's Multiracial Population

1,925 residents of Johnstown, or 10.6% of the population, identify as Multiracial. The share of Multiracial residents in Johnstown is higher than in Pennsylvania overall, where 3.6% of the population is Multiracial. Johnstown ranks 56th statewide in terms of Multiracial residents as a share of the population, out of 2,002 places.

Since the 2020 Census, Johnstown's Multiracial population has grown by an estimated 38.1%. Multiracial residents' share of Johnstown's population has increased from 7.6% to 10.6%.

Johnstown is more Multiracial than neighboring Daisytown (0% Multiracial), Brownstown (4.5% Multiracial), Southmont (4.1% Multiracial), and Westmont (4.2% Multiracial). Johnstown is less Multiracial than neighboring Dale (15.8% 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.