Antietam, MD Demographics

A map of Antietam's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	50	89	100.0%	90.8%
Black	0	1	0.0%	1.0%
Asian	0	0	0.0%	0.0%
Hispanic	0	3	0.0%	3.1%
Native American/Other	0	1	0.0%	1.0%
Multiracial	0	4	0.0%	4.1%

Antietam, Maryland has an estimated population of 50, a dramatic decrease from the 98 recorded in the 2020 Census. The population is 100.0% White, 0.0% Black, 0.0% Asian, 0.0% Hispanic, 0.0% Native American/Other, and 0.0% Multiracial. This demographic dot map shows the population of Antietam, with one dot drawn for each person counted by the Census, color-coded by race.

Antietam has become considerably less racially diverse since the 2020 Census. It is considerably less diverse than Maryland overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Antietam, that probability was 17.2% in 2020 and 0.0% in the most recent ACS estimates.

Antietam is ranked the 507th most populous place in Maryland, out of 536 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). Antietam was ranked the 501st most populous place in the 2020 Census.

Antietam's White Population

50 residents of Antietam, or 100.0% of the population, identify as White. The share of White residents in Antietam is significantly higher than in Maryland overall, where 46.6% of the population is White. Antietam ranks 95th statewide in terms of White residents as a share of the population, out of 536 places.

Since the 2020 Census, Antietam's White population has declined by an estimated 43.8%. White residents' share of Antietam's population has increased from 90.8% to 100.0%.

Antietam is more White than neighboring Sharpsburg (87.7% White), and Yarrowsburg (81.9% White).

Antietam's Black Population

0 residents of Antietam, or 0.0% of the population, identify as Black. The share of Black residents in Antietam is significantly lower than in Maryland overall, where 28.9% of the population is Black. Antietam ranks 443rd statewide in terms of Black residents as a share of the population, out of 536 places.

Since the 2020 Census, Antietam's Black population has declined by an estimated 100.0%. Black residents' share of Antietam's population has decreased from 1.0% to 0.0%.

Antietam's Asian Population

0 residents of Antietam, or 0.0% of the population, identify as Asian. The share of Asian residents in Antietam is lower than in Maryland overall, where 6.5% of the population is Asian. Antietam ranks 448th statewide in terms of Asian residents as a share of the population, out of 536 places.

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

Antietam is less Asian than neighboring Sharpsburg (1.7% Asian).

Antietam's Hispanic Population

0 residents of Antietam, or 0.0% of the population, identify as Hispanic. The share of Hispanic residents in Antietam is considerably lower than in Maryland overall, where 12.5% of the population is Hispanic. Antietam ranks 386th statewide in terms of Hispanic residents as a share of the population, out of 536 places.

Since the 2020 Census, Antietam's Hispanic population has declined by an estimated 100.0%. Hispanic residents' share of Antietam's population has decreased from 3.1% to 0.0%.

Antietam is less Hispanic than neighboring Sharpsburg (7.2% Hispanic).

Antietam's Native American/Other Population

0 residents of Antietam, 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 Antietam is comparable to the share in Maryland overall, where 0.8% of the population is Native American/Other. Antietam ranks 117th statewide in terms of Native American/Other residents as a share of the population, out of 536 places.

Since the 2020 Census, Antietam's Native American/Other population has declined by an estimated 100.0%. Native American/Other residents' share of Antietam's population has decreased from 1.0% to 0.0%.

Antietam's Multiracial Population

0 residents of Antietam, or 0.0% of the population, identify as Multiracial. The share of Multiracial residents in Antietam is slightly lower than in Maryland overall, where 4.6% of the population is Multiracial. Antietam ranks 296th statewide in terms of Multiracial residents as a share of the population, out of 536 places.

Since the 2020 Census, Antietam's Multiracial population has declined by an estimated 100.0%. Multiracial residents' share of Antietam's population has decreased from 4.1% to 0.0%.

Antietam is less Multiracial than neighboring Sharpsburg (3.4% Multiracial), and Yarrowsburg (18.1% 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.