Iron County Demographics

A map of Iron County's Population by Race

Iron County, Wisconsin has an estimated population of 6,210, a slight increase from the 6,137 recorded in the 2020 Census. The population is 92.9% White, 4.7% Multiracial, 1.6% Hispanic, 0.5% Asian, 0.3% Native American/Other, and 0.0% Black. This demographic dot map shows the population of Iron County, with one dot drawn for each person counted by the Census, color-coded by race.

Iron has become more racially diverse since the 2020 Census. It is considerably less diverse than Wisconsin overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Iron County, that probability was 10.3% in 2020 and 13.4% in the most recent ACS estimates.

Iron County is ranked the 70th most populous county in Wisconsin, out of 72 counties. Iron County was ranked the 70th most populous county in the 2020 Census.

Iron County's White Population

5,770 residents of Iron County, or 92.9% of the population, identify as White. The share of White residents in Iron County is considerably higher than in Wisconsin overall, where 78.6% of the population is White. Iron County ranks 2nd statewide in terms of White residents as a share of the population, out of 72 counties.

Since the 2020 Census, Iron County's White population has remained roughly the same. White residents' share of Iron County's population has decreased from 94.7% to 92.9%.

Iron County is more White than neighboring Ashland County (81.3% White), Gogebic County (90.5% White), and Vilas County (84.8% White). Iron County is less White than neighboring Price County (93.1% White), and Oneida County (93.4% White).

Iron County's Black Population

3 residents of Iron County, or 0.0% of the population, identify as Black. The share of Black residents in Iron County is lower than in Wisconsin overall, where 5.9% of the population is Black. Iron County ranks 70th statewide in terms of Black residents as a share of the population, out of 72 counties.

Since the 2020 Census, Iron County's Black population has declined by an estimated 72.7%. Black residents' share of Iron County's population has remained roughly unchanged at 0.0%.

Iron County is less Black than neighboring Ashland County (0.5% Black), Gogebic County (0.4% Black), Price County (0.1% Black), Vilas County (0.3% Black), and Oneida County (0.5% Black).

Iron County's Asian Population

30 residents of Iron County, or 0.5% of the population, identify as Asian. The share of Asian residents in Iron County is slightly lower than in Wisconsin overall, where 2.9% of the population is Asian. Iron County ranks 68th statewide in terms of Asian residents as a share of the population, out of 72 counties.

Since the 2020 Census, Iron County's Asian population has grown by an estimated 130.8%. Asian residents' share of Iron County's population has remained roughly unchanged at 0.5%.

Iron County is more Asian than neighboring Vilas County (0.4% Asian). Iron County is less Asian than neighboring Ashland County (0.7% Asian), Gogebic County (0.6% Asian), and Price County (0.6% Asian).

Iron County's Hispanic Population

100 residents of Iron County, or 1.6% of the population, identify as Hispanic. The share of Hispanic residents in Iron County is lower than in Wisconsin overall, where 8% of the population is Hispanic. Iron County ranks 72nd statewide in terms of Hispanic residents as a share of the population, out of 72 counties.

Since the 2020 Census, Iron County's Hispanic population has grown by an estimated 38.9%. Hispanic residents' share of Iron County's population has remained roughly unchanged at 1.6%.

Iron County is less Hispanic than neighboring Ashland County (3% Hispanic), Gogebic County (2% Hispanic), Price County (1.8% Hispanic), Vilas County (2.3% Hispanic), and Oneida County (1.7% Hispanic).

Iron County's Native American/Other Population

17 residents of Iron County, 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 Iron County is comparable to the share in Wisconsin overall, where 0.9% of the population is Native American/Other. Iron County ranks 16th statewide in terms of Native American/Other residents as a share of the population, out of 72 counties.

Since the 2020 Census, Iron County's Native American/Other population has declined by an estimated 81.1%. Native American/Other residents' share of Iron County's population has decreased from 1.5% to 0.3%.

Iron County is less Native American/Other than neighboring Ashland County (9.4% Native American/Other), Gogebic County (2.7% Native American/Other), Price County (0.8% Native American/Other), Vilas County (8.3% Native American/Other), and Oneida County (0.9% Native American/Other).

Iron County's Multiracial Population

290 residents of Iron County, or 4.7% of the population, identify as Multiracial. The share of Multiracial residents in Iron County is comparable to the share in Wisconsin overall, where 3.7% of the population is Multiracial. Iron County ranks 65th statewide in terms of Multiracial residents as a share of the population, out of 72 counties.

Since the 2020 Census, Iron County's Multiracial population has grown by an estimated 104.2%. Multiracial residents' share of Iron County's population has increased from 2.3% to 4.7%.

Iron County is more Multiracial than neighboring Gogebic County (3.8% Multiracial), Price County (3.6% Multiracial), Vilas County (3.9% Multiracial), and Oneida County (3.1% Multiracial). Iron County is less Multiracial than neighboring Ashland County (5.1% 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.