Rockhill, PA Demographics

A map of Rockhill's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	367	363	95.1%	95.8%
Black	15	1	3.9%	0.3%
Multiracial	4	6	1.0%	1.6%
Asian	0	0	0.0%	0.0%
Hispanic	0	9	0.0%	2.4%
Native American/Other	0	0	0.0%	0.0%

Rockhill, Pennsylvania has an estimated population of 386, a slight increase from the 379 recorded in the 2020 Census. The population is 95.1% White, 3.9% Black, 1.0% Multiracial, 0.0% Asian, 0.0% Hispanic, and 0.0% Native American/Other. This demographic dot map shows the population of Rockhill, with one dot drawn for each person counted by the Census, color-coded by race.

Rockhill has become 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 Rockhill, that probability was 8.2% in 2020 and 9.4% in the most recent ACS estimates.

Rockhill is ranked the 1477th 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). Rockhill was ranked the 1456th most populous place in the 2020 Census.

Rockhill's White Population

367 residents of Rockhill, or 95.1% of the population, identify as White. The share of White residents in Rockhill is significantly higher than in Pennsylvania overall, where 73% of the population is White. Rockhill ranks 277th statewide in terms of White residents as a share of the population, out of 2,002 places.

Since the 2020 Census, Rockhill's White population has grown by an estimated 1.1%. White residents' share of Rockhill's population has decreased from 95.8% to 95.1%.

Rockhill is more White than neighboring Saltillo (93.3% White). Rockhill is less White than neighboring Orbisonia (98.9% White), Shirleysburg (99% White), Shade Gap (97.1% White), and Three Springs (98.5% White).

Rockhill's Black Population

15 residents of Rockhill, or 3.9% of the population, identify as Black. The share of Black residents in Rockhill is lower than in Pennsylvania overall, where 10.3% of the population is Black. Rockhill ranks 1409th statewide in terms of Black residents as a share of the population, out of 2,002 places.

Since the 2020 Census, Rockhill's Black population has grown by an estimated 1400.0%. Black residents' share of Rockhill's population has increased from 0.3% to 3.9%.

Rockhill is more Black than neighboring Orbisonia (0% Black), Shirleysburg (0% Black), Shade Gap (0% Black), Three Springs (0% Black), and Saltillo (0.7% Black).

Rockhill's Asian Population

0 residents of Rockhill, or 0.0% of the population, identify as Asian. The share of Asian residents in Rockhill is slightly lower than in Pennsylvania overall, where 3.8% of the population is Asian. Rockhill ranks 1426th statewide in terms of Asian residents as a share of the population, out of 2,002 places.

Since the 2020 Census, Rockhill's Asian population has grown from 0 to an estimated 0. Asian residents' share of Rockhill's population has remained roughly unchanged at 0.0%.

Rockhill is less Asian than neighboring Shade Gap (2.9% Asian).

Rockhill's Hispanic Population

0 residents of Rockhill, or 0.0% of the population, identify as Hispanic. The share of Hispanic residents in Rockhill is lower than in Pennsylvania overall, where 8.7% of the population is Hispanic. Rockhill ranks 912th statewide in terms of Hispanic residents as a share of the population, out of 2,002 places.

Since the 2020 Census, Rockhill's Hispanic population has declined by an estimated 100.0%. Hispanic residents' share of Rockhill's population has decreased from 2.4% to 0.0%.

Rockhill is less Hispanic than neighboring Orbisonia (0.4% Hispanic).

Rockhill's Native American/Other Population

0 residents of Rockhill, 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 Rockhill is comparable to the share in Pennsylvania overall, where 0.6% of the population is Native American/Other. Rockhill ranks 1459th statewide in terms of Native American/Other residents as a share of the population, out of 2,002 places.

Since the 2020 Census, Rockhill's Native American/Other population has grown from 0 to an estimated 0. Native American/Other residents' share of Rockhill's population has remained roughly unchanged at 0.0%.

Rockhill's Multiracial Population

4 residents of Rockhill, or 1.0% of the population, identify as Multiracial. The share of Multiracial residents in Rockhill is slightly lower than in Pennsylvania overall, where 3.6% of the population is Multiracial. Rockhill ranks 1671st statewide in terms of Multiracial residents as a share of the population, out of 2,002 places.

Since the 2020 Census, Rockhill's Multiracial population has declined by an estimated 33.3%. Multiracial residents' share of Rockhill's population has decreased from 1.6% to 1.0%.

Rockhill is more Multiracial than neighboring Orbisonia (0.6% Multiracial), and Shade Gap (0% Multiracial). Rockhill is less Multiracial than neighboring Three Springs (1.5% Multiracial), and Saltillo (6% 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.