Orrtanna, PA Demographics

A map of Orrtanna's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	118	174	82.5%	95.1%
Multiracial	25	9	17.5%	4.9%
Black	0	0	0.0%	0.0%
Asian	0	0	0.0%	0.0%
Hispanic	0	0	0.0%	0.0%
Native American/Other	0	0	0.0%	0.0%

Orrtanna, Pennsylvania has an estimated population of 143, a large decrease from the 183 recorded in the 2020 Census. The population is 82.5% White, 17.5% Multiracial, 0.0% Black, 0.0% Asian, 0.0% Hispanic, and 0.0% Native American/Other. This demographic dot map shows the population of Orrtanna, with one dot drawn for each person counted by the Census, color-coded by race.

Orrtanna 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 Orrtanna, that probability was 9.3% in 2020 and 28.8% in the most recent ACS estimates.

Orrtanna is ranked the 1812th 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). Orrtanna was ranked the 1686th most populous place in the 2020 Census.

Orrtanna's White Population

118 residents of Orrtanna, or 82.5% of the population, identify as White. The share of White residents in Orrtanna is higher than in Pennsylvania overall, where 73% of the population is White. Orrtanna ranks 389th statewide in terms of White residents as a share of the population, out of 2,002 places.

Since the 2020 Census, Orrtanna's White population has declined by an estimated 32.2%. White residents' share of Orrtanna's population has decreased from 95.1% to 82.5%.

Orrtanna is more White than neighboring Cashtown (75.1% White). Orrtanna is less White than neighboring McKnightstown (86% White), Fairfield (92.4% White), Arendtsville (84.8% White), and Carroll Valley (91.6% White).

Orrtanna's Black Population

0 residents of Orrtanna, or 0.0% of the population, identify as Black. The share of Black residents in Orrtanna is considerably lower than in Pennsylvania overall, where 10.3% of the population is Black. Orrtanna ranks 1527th statewide in terms of Black residents as a share of the population, out of 2,002 places.

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

Orrtanna is less Black than neighboring Cashtown (5.2% Black), Arendtsville (2.1% Black), and Carroll Valley (1.4% Black).

Orrtanna's Asian Population

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

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

Orrtanna is less Asian than neighboring Cashtown (0.3% Asian), McKnightstown (2.7% Asian), and Carroll Valley (0.4% Asian).

Orrtanna's Hispanic Population

0 residents of Orrtanna, or 0.0% of the population, identify as Hispanic. The share of Hispanic residents in Orrtanna is lower than in Pennsylvania overall, where 8.7% of the population is Hispanic. Orrtanna ranks 1780th statewide in terms of Hispanic residents as a share of the population, out of 2,002 places.

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

Orrtanna is less Hispanic than neighboring Cashtown (15.6% Hispanic), Fairfield (1.2% Hispanic), Arendtsville (10.6% Hispanic), and Carroll Valley (5.2% Hispanic).

Orrtanna's Native American/Other Population

0 residents of Orrtanna, 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 Orrtanna is comparable to the share in Pennsylvania overall, where 0.6% of the population is Native American/Other. Orrtanna 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, Orrtanna's Native American/Other population has grown from 0 to an estimated 0. Native American/Other residents' share of Orrtanna's population has remained roughly unchanged at 0.0%.

Orrtanna is less Native American/Other than neighboring Carroll Valley (0.1% Native American/Other).

Orrtanna's Multiracial Population

25 residents of Orrtanna, or 17.5% of the population, identify as Multiracial. The share of Multiracial residents in Orrtanna is considerably higher than in Pennsylvania overall, where 3.6% of the population is Multiracial. Orrtanna ranks 308th statewide in terms of Multiracial residents as a share of the population, out of 2,002 places.

Since the 2020 Census, Orrtanna's Multiracial population has grown by an estimated 177.8%. Multiracial residents' share of Orrtanna's population has increased from 4.9% to 17.5%.

Orrtanna is more Multiracial than neighboring Cashtown (3.8% Multiracial), McKnightstown (11.2% Multiracial), Fairfield (6.3% Multiracial), Arendtsville (2.5% Multiracial), and Carroll Valley (1.4% 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.