Marion, IN Demographics

A map of Marion's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	20,197	19,740	73.4%	69.7%
Black	2,691	4,058	9.8%	14.3%
Hispanic	2,298	2,262	8.3%	8.0%
Multiracial	1,940	1,730	7.0%	6.1%
Asian	315	286	1.1%	1.0%
Native American/Other	90	234	0.3%	0.8%

Marion, Indiana has an estimated population of 27,531, a slight decrease from the 28,310 recorded in the 2020 Census. The population is 73.4% White, 9.8% Black, 8.3% Hispanic, 7.0% Multiracial, 1.1% Asian, and 0.3% Native American/Other. This demographic dot map shows the population of Marion, with one dot drawn for each person counted by the Census, color-coded by race.

Marion has become less racially diverse since the 2020 Census. It is more diverse than Indiana overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Marion, that probability was 48.3% in 2020 and 44.0% in the most recent ACS estimates.

Marion is ranked the 38th most populous place in Indiana, out of 976 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). Marion was ranked the 38th most populous place in the 2020 Census.

Marion's White Population

20,197 residents of Marion, or 73.4% of the population, identify as White. The share of White residents in Marion is comparable to the share in Indiana overall, where 75.4% of the population is White. Marion ranks 658th statewide in terms of White residents as a share of the population, out of 976 places.

Since the 2020 Census, Marion's White population has grown by an estimated 2.3%. White residents' share of Marion's population has increased from 69.7% to 73.4%.

Marion is less White than neighboring Jonesboro (94% White), Gas City (88.9% White), Sweetser (91.3% White), Jalapa (100% White), and Landess (100% White).

Marion's Black Population

2,691 residents of Marion, or 9.8% of the population, identify as Black. The share of Black residents in Marion is comparable to the share in Indiana overall, where 9.1% of the population is Black. Marion ranks 17th statewide in terms of Black residents as a share of the population, out of 976 places.

Since the 2020 Census, Marion's Black population has declined by an estimated 33.7%. Black residents' share of Marion's population has decreased from 14.3% to 9.8%.

Marion is more Black than neighboring Jonesboro (0.4% Black), Gas City (0.8% Black), Sweetser (0% Black), Jalapa (0% Black), and Landess (0% Black).

Marion's Asian Population

315 residents of Marion, or 1.1% of the population, identify as Asian. The share of Asian residents in Marion is comparable to the share in Indiana overall, where 2.6% of the population is Asian. Marion ranks 131st statewide in terms of Asian residents as a share of the population, out of 976 places.

Since the 2020 Census, Marion's Asian population has grown by an estimated 10.1%. Asian residents' share of Marion's population has remained roughly unchanged at 1.1%.

Marion is more Asian than neighboring Jonesboro (0% Asian), Gas City (0.3% Asian), Sweetser (0.8% Asian), Jalapa (0% Asian), and Landess (0% Asian).

Marion's Hispanic Population

2,298 residents of Marion, or 8.3% of the population, identify as Hispanic. The share of Hispanic residents in Marion is comparable to the share in Indiana overall, where 8.6% of the population is Hispanic. Marion ranks 98th statewide in terms of Hispanic residents as a share of the population, out of 976 places.

Since the 2020 Census, Marion's Hispanic population has grown by an estimated 1.6%. Hispanic residents' share of Marion's population has remained roughly unchanged at 8.3%.

Marion is more Hispanic than neighboring Jonesboro (3.3% Hispanic), Gas City (4.7% Hispanic), Sweetser (1.8% Hispanic), Jalapa (0% Hispanic), and Landess (0% Hispanic).

Marion's Native American/Other Population

90 residents of Marion, 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 Marion is comparable to the share in Indiana overall, where 0.5% of the population is Native American/Other. Marion ranks 101st statewide in terms of Native American/Other residents as a share of the population, out of 976 places.

Since the 2020 Census, Marion's Native American/Other population has declined by an estimated 61.5%. Native American/Other residents' share of Marion's population has decreased from 0.8% to 0.3%.

Marion is more Native American/Other than neighboring Jonesboro (0% Native American/Other), Sweetser (0% Native American/Other), Jalapa (0% Native American/Other), and Landess (0% Native American/Other). Marion is less Native American/Other than neighboring Gas City (0.9% Native American/Other).

Marion's Multiracial Population

1,940 residents of Marion, or 7.0% of the population, identify as Multiracial. The share of Multiracial residents in Marion is slightly higher than in Indiana overall, where 3.8% of the population is Multiracial. Marion ranks 37th statewide in terms of Multiracial residents as a share of the population, out of 976 places.

Since the 2020 Census, Marion's Multiracial population has grown by an estimated 12.1%. Multiracial residents' share of Marion's population has increased from 6.1% to 7.0%.

Marion is more Multiracial than neighboring Jonesboro (2.3% Multiracial), Gas City (4.4% Multiracial), Sweetser (6% Multiracial), Jalapa (0% Multiracial), and Landess (0% 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.