Miamisburg, OH Demographics

A map of Miamisburg's Population by Race

Miamisburg, Ohio has an estimated population of 19,948, a less than 1% change from the 19,923 recorded in the 2020 Census. The population is 86.5% White, 4.4% Multiracial, 3.8% Black, 2.9% Asian, 2.0% Hispanic, and 0.4% Native American/Other. This demographic dot map shows the population of Miamisburg, with one dot drawn for each person counted by the Census, color-coded by race.

Miamisburg has become more 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 Miamisburg, that probability was 22.4% in 2020 and 24.7% in the most recent ACS estimates.

Miamisburg is ranked the 90th 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). Miamisburg was ranked the 91st most populous place in the 2020 Census.

Miamisburg's White Population

17,261 residents of Miamisburg, or 86.5% of the population, identify as White. The share of White residents in Miamisburg is considerably higher than in Ohio overall, where 75.8% of the population is White. Miamisburg ranks 890th statewide in terms of White residents as a share of the population, out of 1,265 places.

Since the 2020 Census, Miamisburg's White population has declined by an estimated 1.4%. White residents' share of Miamisburg's population has decreased from 87.8% to 86.5%.

Miamisburg is more White than neighboring West Carrollton (69.5% White), Moraine (63.2% White), Springboro (83.7% White), and Franklin (85.5% White). Miamisburg is less White than neighboring Carlisle (92.1% White).

Miamisburg's Black Population

756 residents of Miamisburg, or 3.8% of the population, identify as Black. The share of Black residents in Miamisburg is lower than in Ohio overall, where 12% of the population is Black. Miamisburg ranks 221st statewide in terms of Black residents as a share of the population, out of 1,265 places.

Since the 2020 Census, Miamisburg's Black population has declined by an estimated 4.2%. Black residents' share of Miamisburg's population has remained roughly unchanged at 3.8%.

Miamisburg is more Black than neighboring Carlisle (0.2% Black), Springboro (3.4% Black), and Franklin (2.9% Black). Miamisburg is less Black than neighboring West Carrollton (13.8% Black), and Moraine (15.5% Black).

Miamisburg's Asian Population

576 residents of Miamisburg, or 2.9% of the population, identify as Asian. The share of Asian residents in Miamisburg is comparable to the share in Ohio overall, where 2.5% of the population is Asian. Miamisburg ranks 290th statewide in terms of Asian residents as a share of the population, out of 1,265 places.

Since the 2020 Census, Miamisburg's Asian population has grown by an estimated 178.3%. Asian residents' share of Miamisburg's population has increased from 1.0% to 2.9%.

Miamisburg is more Asian than neighboring West Carrollton (1.2% Asian), and Moraine (2.4% Asian). Miamisburg is less Asian than neighboring Franklin (3.7% Asian).

Miamisburg's Hispanic Population

402 residents of Miamisburg, or 2.0% of the population, identify as Hispanic. The share of Hispanic residents in Miamisburg is slightly lower than in Ohio overall, where 4.8% of the population is Hispanic. Miamisburg ranks 525th statewide in terms of Hispanic residents as a share of the population, out of 1,265 places.

Since the 2020 Census, Miamisburg's Hispanic population has declined by an estimated 13.4%. Hispanic residents' share of Miamisburg's population has remained roughly unchanged at 2.0%.

Miamisburg is more Hispanic than neighboring Carlisle (1.2% Hispanic). Miamisburg is less Hispanic than neighboring West Carrollton (8.5% Hispanic), Moraine (13.2% Hispanic), Springboro (3.2% Hispanic), and Franklin (4.9% Hispanic).

Miamisburg's Native American/Other Population

76 residents of Miamisburg, or 0.4% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Miamisburg is comparable to the share in Ohio overall, where 0.5% of the population is Native American/Other. Miamisburg ranks 483rd statewide in terms of Native American/Other residents as a share of the population, out of 1,265 places.

Since the 2020 Census, Miamisburg's Native American/Other population has declined by an estimated 29.0%. Native American/Other residents' share of Miamisburg's population has remained roughly unchanged at 0.4%.

Miamisburg is more Native American/Other than neighboring West Carrollton (0% Native American/Other), and Franklin (0.2% Native American/Other). Miamisburg is less Native American/Other than neighboring Carlisle (0.5% Native American/Other), Moraine (2% Native American/Other), and Springboro (3.2% Native American/Other).

Miamisburg's Multiracial Population

877 residents of Miamisburg, or 4.4% of the population, identify as Multiracial. The share of Multiracial residents in Miamisburg is comparable to the share in Ohio overall, where 4.3% of the population is Multiracial. Miamisburg ranks 472nd statewide in terms of Multiracial residents as a share of the population, out of 1,265 places.

Since the 2020 Census, Miamisburg's Multiracial population has grown by an estimated 2.2%. Multiracial residents' share of Miamisburg's population has remained roughly unchanged at 4.4%.

Miamisburg is more Multiracial than neighboring Carlisle (3% Multiracial), Moraine (3.6% Multiracial), Springboro (3.6% Multiracial), and Franklin (2.7% Multiracial). Miamisburg is less Multiracial than neighboring West Carrollton (6.9% 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.