Marquette County Demographics

A map of Marquette County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	60,876	59,038	90.7%	89.4%
Multiracial	2,840	3,239	4.2%	4.9%
Hispanic	1,414	1,344	2.1%	2.0%
Black	904	790	1.3%	1.2%
Native American/Other	751	1,206	1.1%	1.8%
Asian	327	400	0.5%	0.6%

Marquette County, Michigan has an estimated population of 67,112, a slight increase from the 66,017 recorded in the 2020 Census. The population is 90.7% White, 4.2% Multiracial, 2.1% Hispanic, 1.3% Black, 1.1% Native American/Other, and 0.5% Asian. This demographic dot map shows the population of Marquette County, with one dot drawn for each person counted by the Census, color-coded by race.

Marquette has become less racially diverse since the 2020 Census. It is considerably less diverse than Michigan overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Marquette County, that probability was 19.7% in 2020 and 17.5% in the most recent ACS estimates.

Marquette County is ranked the 29th most populous county in Michigan, out of 83 counties. Marquette County was ranked the 30th most populous county in the 2020 Census.

Marquette County's White Population

60,876 residents of Marquette County, or 90.7% of the population, identify as White. The share of White residents in Marquette County is significantly higher than in Michigan overall, where 72.4% of the population is White. Marquette County ranks 38th statewide in terms of White residents as a share of the population, out of 83 counties.

Since the 2020 Census, Marquette County's White population has grown by an estimated 3.1%. White residents' share of Marquette County's population has increased from 89.4% to 90.7%.

Marquette County is more White than neighboring Baraga County (72% White), Alger County (81.4% White), Iron County (90.6% White), and Delta County (89.9% White). Marquette County is less White than neighboring Dickinson County (92.3% White).

Marquette County's Black Population

904 residents of Marquette County, or 1.3% of the population, identify as Black. The share of Black residents in Marquette County is considerably lower than in Michigan overall, where 13.1% of the population is Black. Marquette County ranks 36th statewide in terms of Black residents as a share of the population, out of 83 counties.

Since the 2020 Census, Marquette County's Black population has grown by an estimated 14.4%. Black residents' share of Marquette County's population has remained roughly unchanged at 1.3%.

Marquette County is more Black than neighboring Dickinson County (0.3% Black), Iron County (0.9% Black), and Delta County (0.2% Black). Marquette County is less Black than neighboring Baraga County (6.3% Black), and Alger County (7.6% Black).

Marquette County's Asian Population

327 residents of Marquette County, or 0.5% of the population, identify as Asian. The share of Asian residents in Marquette County is slightly lower than in Michigan overall, where 3.4% of the population is Asian. Marquette County ranks 28th statewide in terms of Asian residents as a share of the population, out of 83 counties.

Since the 2020 Census, Marquette County's Asian population has declined by an estimated 18.3%. Asian residents' share of Marquette County's population has remained roughly unchanged at 0.5%.

Marquette County is more Asian than neighboring Dickinson County (0.3% Asian), and Alger County (0.3% Asian). Marquette County is less Asian than neighboring Baraga County (0.8% Asian), and Iron County (0.6% Asian).

Marquette County's Hispanic Population

1,414 residents of Marquette County, or 2.1% of the population, identify as Hispanic. The share of Hispanic residents in Marquette County is slightly lower than in Michigan overall, where 5.9% of the population is Hispanic. Marquette County ranks 55th statewide in terms of Hispanic residents as a share of the population, out of 83 counties.

Since the 2020 Census, Marquette County's Hispanic population has grown by an estimated 5.2%. Hispanic residents' share of Marquette County's population has remained roughly unchanged at 2.1%.

Marquette County is more Hispanic than neighboring Dickinson County (2% Hispanic), Baraga County (1.7% Hispanic), Alger County (1.8% Hispanic), and Delta County (1.5% Hispanic). Marquette County is less Hispanic than neighboring Iron County (2.3% Hispanic).

Marquette County's Native American/Other Population

751 residents of Marquette County, or 1.1% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Marquette County is comparable to the share in Michigan overall, where 0.8% of the population is Native American/Other. Marquette County ranks 16th statewide in terms of Native American/Other residents as a share of the population, out of 83 counties.

Since the 2020 Census, Marquette County's Native American/Other population has declined by an estimated 37.7%. Native American/Other residents' share of Marquette County's population has decreased from 1.8% to 1.1%.

Marquette County is less Native American/Other than neighboring Baraga County (12% Native American/Other), Alger County (3% Native American/Other), Iron County (1.8% Native American/Other), and Delta County (1.8% Native American/Other).

Marquette County's Multiracial Population

2,840 residents of Marquette County, or 4.2% of the population, identify as Multiracial. The share of Multiracial residents in Marquette County is comparable to the share in Michigan overall, where 4.5% of the population is Multiracial. Marquette County ranks 18th statewide in terms of Multiracial residents as a share of the population, out of 83 counties.

Since the 2020 Census, Marquette County's Multiracial population has declined by an estimated 12.3%. Multiracial residents' share of Marquette County's population has decreased from 4.9% to 4.2%.

Marquette County is more Multiracial than neighboring Dickinson County (4% Multiracial), and Iron County (3.7% Multiracial). Marquette County is less Multiracial than neighboring Baraga County (7.2% Multiracial), Alger County (5.9% Multiracial), and Delta County (6.1% 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.