Marathon, OH Demographics

A map of Marathon's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	146	137	100.0%	88.4%
Black	0	1	0.0%	0.6%
Asian	0	1	0.0%	0.6%
Hispanic	0	2	0.0%	1.3%
Native American/Other	0	2	0.0%	1.3%
Multiracial	0	12	0.0%	7.7%

Marathon, Ohio has an estimated population of 146, a decrease from the 155 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 Marathon, with one dot drawn for each person counted by the Census, color-coded by race.

Marathon has become considerably less racially diverse since the 2020 Census. It is considerably less diverse than Ohio overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Marathon, that probability was 21.2% in 2020 and 0.0% in the most recent ACS estimates.

Marathon is ranked the 1171st most populous place in Ohio, out of 1,265 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). Marathon was ranked the 1176th most populous place in the 2020 Census.

Marathon's White Population

146 residents of Marathon, or 100.0% of the population, identify as White. The share of White residents in Marathon is significantly higher than in Ohio overall, where 75.8% of the population is White. Marathon ranks 863rd statewide in terms of White residents as a share of the population, out of 1,265 places.

Since the 2020 Census, Marathon's White population has grown by an estimated 6.6%. White residents' share of Marathon's population has increased from 88.4% to 100.0%.

Marathon is more White than neighboring Lake Lorelei (96.1% White), Fayetteville (94.8% White), Williamsburg (93.7% White), and Owensville (87.7% White).

Marathon's Black Population

0 residents of Marathon, or 0.0% of the population, identify as Black. The share of Black residents in Marathon is considerably lower than in Ohio overall, where 12% of the population is Black. Marathon ranks 692nd statewide in terms of Black residents as a share of the population, out of 1,265 places.

Since the 2020 Census, Marathon's Black population has declined by an estimated 100.0%. Black residents' share of Marathon's population has decreased from 0.6% to 0.0%.

Marathon is less Black than neighboring Williamsburg (0.7% Black).

Marathon's Asian Population

0 residents of Marathon, or 0.0% of the population, identify as Asian. The share of Asian residents in Marathon is slightly lower than in Ohio overall, where 2.5% of the population is Asian. Marathon ranks 440th statewide in terms of Asian residents as a share of the population, out of 1,265 places.

Since the 2020 Census, Marathon's Asian population has declined by an estimated 100.0%. Asian residents' share of Marathon's population has decreased from 0.6% to 0.0%.

Marathon is less Asian than neighboring Owensville (1.6% Asian).

Marathon's Hispanic Population

0 residents of Marathon, or 0.0% of the population, identify as Hispanic. The share of Hispanic residents in Marathon is slightly lower than in Ohio overall, where 4.8% of the population is Hispanic. Marathon ranks 900th statewide in terms of Hispanic residents as a share of the population, out of 1,265 places.

Since the 2020 Census, Marathon's Hispanic population has declined by an estimated 100.0%. Hispanic residents' share of Marathon's population has decreased from 1.3% to 0.0%.

Marathon is less Hispanic than neighboring Williamsburg (0.4% Hispanic), and Owensville (1.9% Hispanic).

Marathon's Native American/Other Population

0 residents of Marathon, 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 Marathon is comparable to the share in Ohio overall, where 0.5% of the population is Native American/Other. Marathon ranks 72nd statewide in terms of Native American/Other residents as a share of the population, out of 1,265 places.

Since the 2020 Census, Marathon's Native American/Other population has declined by an estimated 100.0%. Native American/Other residents' share of Marathon's population has decreased from 1.3% to 0.0%.

Marathon is less Native American/Other than neighboring Lake Lorelei (0.6% Native American/Other), Fayetteville (0.3% Native American/Other), and Williamsburg (3.9% Native American/Other).

Marathon's Multiracial Population

0 residents of Marathon, or 0.0% of the population, identify as Multiracial. The share of Multiracial residents in Marathon is slightly lower than in Ohio overall, where 4.3% of the population is Multiracial. Marathon ranks 34th statewide in terms of Multiracial residents as a share of the population, out of 1,265 places.

Since the 2020 Census, Marathon's Multiracial population has declined by an estimated 100.0%. Multiracial residents' share of Marathon's population has decreased from 7.7% to 0.0%.

Marathon is less Multiracial than neighboring Lake Lorelei (3.3% Multiracial), Fayetteville (4.9% Multiracial), Williamsburg (1.3% Multiracial), and Owensville (8.7% 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.