Monroe County Demographics

A map of Monroe County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	40,701	40,608	88.1%	87.8%
Hispanic	2,664	2,560	5.8%	5.5%
Multiracial	1,433	1,467	3.1%	3.2%
Black	671	620	1.5%	1.3%
Asian	380	352	0.8%	0.8%
Native American/Other	359	667	0.8%	1.4%

Monroe County, Wisconsin has an estimated population of 46,208, a less than 1% change from the 46,274 recorded in the 2020 Census. The population is 88.1% White, 5.8% Hispanic, 3.1% Multiracial, 1.5% Black, 0.8% Asian, and 0.8% Native American/Other. This demographic dot map shows the population of Monroe County, with one dot drawn for each person counted by the Census, color-coded by race.

Monroe has become slightly less 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 Monroe County, that probability was 22.5% in 2020 and 21.9% in the most recent ACS estimates.

Monroe County is ranked the 31st most populous county in Wisconsin, out of 72 counties. Monroe County was ranked the 31st most populous county in the 2020 Census.

Monroe County's White Population

40,701 residents of Monroe County, or 88.1% of the population, identify as White. The share of White residents in Monroe County is higher than in Wisconsin overall, where 78.6% of the population is White. Monroe County ranks 45th statewide in terms of White residents as a share of the population, out of 72 counties.

Since the 2020 Census, Monroe County's White population has remained roughly the same. White residents' share of Monroe County's population has remained roughly unchanged at 88.1%.

Monroe County is more White than neighboring Jackson County (85.3% White), La Crosse County (87.4% White), and Juneau County (87.4% White). Monroe County is less White than neighboring Vernon County (94.3% White), and Richland County (92.1% White).

Monroe County's Black Population

671 residents of Monroe County, or 1.5% of the population, identify as Black. The share of Black residents in Monroe County is slightly lower than in Wisconsin overall, where 5.9% of the population is Black. Monroe County ranks 23rd statewide in terms of Black residents as a share of the population, out of 72 counties.

Since the 2020 Census, Monroe County's Black population has grown by an estimated 8.2%. Black residents' share of Monroe County's population has remained roughly unchanged at 1.5%.

Monroe County is more Black than neighboring Vernon County (0.3% Black), and Richland County (0.3% Black). Monroe County is less Black than neighboring Jackson County (1.9% Black), and Juneau County (2.3% Black).

Monroe County's Asian Population

380 residents of Monroe County, or 0.8% of the population, identify as Asian. The share of Asian residents in Monroe County is slightly lower than in Wisconsin overall, where 2.9% of the population is Asian. Monroe County ranks 27th statewide in terms of Asian residents as a share of the population, out of 72 counties.

Since the 2020 Census, Monroe County's Asian population has grown by an estimated 8.0%. Asian residents' share of Monroe County's population has remained roughly unchanged at 0.8%.

Monroe County is more Asian than neighboring Vernon County (0.2% Asian), Jackson County (0.5% Asian), and Juneau County (0.6% Asian). Monroe County is less Asian than neighboring La Crosse County (4.5% Asian), and Richland County (0.9% Asian).

Monroe County's Hispanic Population

2,664 residents of Monroe County, or 5.8% of the population, identify as Hispanic. The share of Hispanic residents in Monroe County is slightly lower than in Wisconsin overall, where 8% of the population is Hispanic. Monroe County ranks 17th statewide in terms of Hispanic residents as a share of the population, out of 72 counties.

Since the 2020 Census, Monroe County's Hispanic population has grown by an estimated 4.1%. Hispanic residents' share of Monroe County's population has remained roughly unchanged at 5.8%.

Monroe County is more Hispanic than neighboring Vernon County (1.8% Hispanic), Jackson County (3.7% Hispanic), La Crosse County (2.7% Hispanic), Juneau County (3% Hispanic), and Richland County (3.3% Hispanic).

Monroe County's Native American/Other Population

359 residents of Monroe County, or 0.8% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Monroe County is comparable to the share in Wisconsin overall, where 0.9% of the population is Native American/Other. Monroe County ranks 17th statewide in terms of Native American/Other residents as a share of the population, out of 72 counties.

Since the 2020 Census, Monroe County's Native American/Other population has declined by an estimated 46.2%. Native American/Other residents' share of Monroe County's population has decreased from 1.4% to 0.8%.

Monroe County is more Native American/Other than neighboring Vernon County (0.4% Native American/Other), La Crosse County (0.6% Native American/Other), and Richland County (0.6% Native American/Other). Monroe County is less Native American/Other than neighboring Jackson County (5% Native American/Other), and Juneau County (1% Native American/Other).

Monroe County's Multiracial Population

1,433 residents of Monroe County, or 3.1% of the population, identify as Multiracial. The share of Multiracial residents in Monroe County is comparable to the share in Wisconsin overall, where 3.7% of the population is Multiracial. Monroe County ranks 27th statewide in terms of Multiracial residents as a share of the population, out of 72 counties.

Since the 2020 Census, Monroe County's Multiracial population has declined by an estimated 2.3%. Multiracial residents' share of Monroe County's population has remained roughly unchanged at 3.1%.

Monroe County is more Multiracial than neighboring Richland County (2.8% Multiracial). Monroe County is less Multiracial than neighboring Jackson County (3.6% Multiracial), La Crosse County (3.4% Multiracial), and Juneau County (5.9% 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.