Heidelberg, PA Demographics

A map of Heidelberg's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	1,133	1,134	91.8%	88.0%
Multiracial	56	54	4.5%	4.2%
Black	29	51	2.4%	4.0%
Asian	8	16	0.6%	1.2%
Hispanic	4	30	0.3%	2.3%
Native American/Other	4	3	0.3%	0.2%

Heidelberg, Pennsylvania has an estimated population of 1,234, a decrease from the 1,288 recorded in the 2020 Census. The population is 91.8% White, 4.5% Multiracial, 2.4% Black, 0.6% Asian, 0.3% Hispanic, and 0.3% Native American/Other. This demographic dot map shows the population of Heidelberg, with one dot drawn for each person counted by the Census, color-coded by race.

Heidelberg has become considerably less 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 Heidelberg, that probability was 22.1% in 2020 and 15.4% in the most recent ACS estimates.

Heidelberg is ranked the 889th 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). Heidelberg was ranked the 857th most populous place in the 2020 Census.

Heidelberg's White Population

1,133 residents of Heidelberg, or 91.8% of the population, identify as White. The share of White residents in Heidelberg is significantly higher than in Pennsylvania overall, where 73% of the population is White. Heidelberg ranks 1215th statewide in terms of White residents as a share of the population, out of 2,002 places.

Since the 2020 Census, Heidelberg's White population has remained roughly the same. White residents' share of Heidelberg's population has increased from 88.0% to 91.8%.

Heidelberg is more White than neighboring Carnegie (79.7% White), Rosslyn Farms (79% White), Bridgeville (87.3% White), and Thornburg (87.1% White). Heidelberg is less White than neighboring Pennsbury Village (92.2% White).

Heidelberg's Black Population

29 residents of Heidelberg, or 2.4% of the population, identify as Black. The share of Black residents in Heidelberg is lower than in Pennsylvania overall, where 10.3% of the population is Black. Heidelberg ranks 375th statewide in terms of Black residents as a share of the population, out of 2,002 places.

Since the 2020 Census, Heidelberg's Black population has declined by an estimated 43.1%. Black residents' share of Heidelberg's population has decreased from 4.0% to 2.4%.

Heidelberg is more Black than neighboring Rosslyn Farms (2.1% Black), Pennsbury Village (2% Black), and Thornburg (0.9% Black). Heidelberg is less Black than neighboring Carnegie (10.2% Black), and Bridgeville (4.6% Black).

Heidelberg's Asian Population

8 residents of Heidelberg, or 0.6% of the population, identify as Asian. The share of Asian residents in Heidelberg is slightly lower than in Pennsylvania overall, where 3.8% of the population is Asian. Heidelberg ranks 497th statewide in terms of Asian residents as a share of the population, out of 2,002 places.

Since the 2020 Census, Heidelberg's Asian population has declined by an estimated 50.0%. Asian residents' share of Heidelberg's population has decreased from 1.2% to 0.6%.

Heidelberg is more Asian than neighboring Rosslyn Farms (0.2% Asian), and Bridgeville (0% Asian). Heidelberg is less Asian than neighboring Carnegie (2.7% Asian), and Pennsbury Village (1.8% Asian).

Heidelberg's Hispanic Population

4 residents of Heidelberg, or 0.3% of the population, identify as Hispanic. The share of Hispanic residents in Heidelberg is lower than in Pennsylvania overall, where 8.7% of the population is Hispanic. Heidelberg ranks 925th statewide in terms of Hispanic residents as a share of the population, out of 2,002 places.

Since the 2020 Census, Heidelberg's Hispanic population has declined by an estimated 86.7%. Hispanic residents' share of Heidelberg's population has decreased from 2.3% to 0.3%.

Heidelberg is less Hispanic than neighboring Carnegie (2.2% Hispanic), Rosslyn Farms (1.1% Hispanic), Bridgeville (0.9% Hispanic), Pennsbury Village (1.8% Hispanic), and Thornburg (4.7% Hispanic).

Heidelberg's Native American/Other Population

4 residents of Heidelberg, or 0.3% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Heidelberg is comparable to the share in Pennsylvania overall, where 0.6% of the population is Native American/Other. Heidelberg ranks 1200th statewide in terms of Native American/Other residents as a share of the population, out of 2,002 places.

Since the 2020 Census, Heidelberg's Native American/Other population has grown by an estimated 33.3%. Native American/Other residents' share of Heidelberg's population has remained roughly unchanged at 0.3%.

Heidelberg is more Native American/Other than neighboring Carnegie (0% Native American/Other), Rosslyn Farms (0.2% Native American/Other), and Thornburg (0% Native American/Other). Heidelberg is less Native American/Other than neighboring Bridgeville (0.5% Native American/Other), and Pennsbury Village (1.4% Native American/Other).

Heidelberg's Multiracial Population

56 residents of Heidelberg, or 4.5% of the population, identify as Multiracial. The share of Multiracial residents in Heidelberg is comparable to the share in Pennsylvania overall, where 3.6% of the population is Multiracial. Heidelberg ranks 528th statewide in terms of Multiracial residents as a share of the population, out of 2,002 places.

Since the 2020 Census, Heidelberg's Multiracial population has grown by an estimated 3.7%. Multiracial residents' share of Heidelberg's population has remained roughly unchanged at 4.5%.

Heidelberg is more Multiracial than neighboring Pennsbury Village (0.8% Multiracial). Heidelberg is less Multiracial than neighboring Carnegie (5.2% Multiracial), Rosslyn Farms (17.4% Multiracial), Bridgeville (6.7% Multiracial), and Thornburg (6.7% 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.