Grand Marsh, WI Demographics

A map of Grand Marsh's Population by Race

Grand Marsh, Wisconsin has an estimated population of 141, a large increase from the 110 recorded in the 2020 Census. The population is 70.2% White, 29.8% Hispanic, 0.0% Black, 0.0% Asian, 0.0% Native American/Other, and 0.0% Multiracial. This demographic dot map shows the population of Grand Marsh, with one dot drawn for each person counted by the Census, color-coded by race.

Grand Marsh has become considerably less racially diverse since the 2020 Census. It is more 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 Grand Marsh, that probability was 46.9% in 2020 and 41.8% in the most recent ACS estimates.

Grand Marsh is ranked the 730th most populous place in Wisconsin, out of 808 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). Grand Marsh was ranked the 762nd most populous place in the 2020 Census.

Grand Marsh's White Population

99 residents of Grand Marsh, or 70.2% of the population, identify as White. The share of White residents in Grand Marsh is lower than in Wisconsin overall, where 78.6% of the population is White. Grand Marsh ranks 755th statewide in terms of White residents as a share of the population, out of 808 places.

Since the 2020 Census, Grand Marsh's White population has grown by an estimated 30.3%. White residents' share of Grand Marsh's population has increased from 69.1% to 70.2%.

Grand Marsh is less White than neighboring Easton (100% White), Adams (88.1% White), Friendship (79.2% White), Oxford (88.8% White), and Westfield (81.9% White).

Grand Marsh's Black Population

0 residents of Grand Marsh, or 0.0% of the population, identify as Black. The share of Black residents in Grand Marsh is lower than in Wisconsin overall, where 5.9% of the population is Black. Grand Marsh ranks 606th statewide in terms of Black residents as a share of the population, out of 808 places.

Since the 2020 Census, Grand Marsh's Black population has grown from 0 to an estimated 0. Black residents' share of Grand Marsh's population has remained roughly unchanged at 0.0%.

Grand Marsh is less Black than neighboring Adams (2.4% Black), Friendship (3.4% Black), and Oxford (4% Black).

Grand Marsh's Asian Population

0 residents of Grand Marsh, or 0.0% of the population, identify as Asian. The share of Asian residents in Grand Marsh is slightly lower than in Wisconsin overall, where 2.9% of the population is Asian. Grand Marsh ranks 594th statewide in terms of Asian residents as a share of the population, out of 808 places.

Since the 2020 Census, Grand Marsh's Asian population has grown from 0 to an estimated 0. Asian residents' share of Grand Marsh's population has remained roughly unchanged at 0.0%.

Grand Marsh is less Asian than neighboring Adams (3.3% Asian), and Westfield (1.1% Asian).

Grand Marsh's Hispanic Population

42 residents of Grand Marsh, or 29.8% of the population, identify as Hispanic. The share of Hispanic residents in Grand Marsh is significantly higher than in Wisconsin overall, where 8% of the population is Hispanic. Grand Marsh ranks 19th statewide in terms of Hispanic residents as a share of the population, out of 808 places.

Since the 2020 Census, Grand Marsh's Hispanic population has grown by an estimated 82.6%. Hispanic residents' share of Grand Marsh's population has increased from 20.9% to 29.8%.

Grand Marsh is more Hispanic than neighboring Easton (0% Hispanic), Adams (3.6% Hispanic), Friendship (5.4% Hispanic), Oxford (3.4% Hispanic), and Westfield (13.1% Hispanic).

Grand Marsh's Native American/Other Population

0 residents of Grand Marsh, or 0.0% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Grand Marsh is comparable to the share in Wisconsin overall, where 0.9% of the population is Native American/Other. Grand Marsh ranks 696th statewide in terms of Native American/Other residents as a share of the population, out of 808 places.

Since the 2020 Census, Grand Marsh's Native American/Other population has grown from 0 to an estimated 0. Native American/Other residents' share of Grand Marsh's population has remained roughly unchanged at 0.0%.

Grand Marsh is less Native American/Other than neighboring Adams (0.3% Native American/Other), Friendship (1.4% Native American/Other), Oxford (1.3% Native American/Other), and Westfield (0.8% Native American/Other).

Grand Marsh's Multiracial Population

0 residents of Grand Marsh, or 0.0% of the population, identify as Multiracial. The share of Multiracial residents in Grand Marsh is slightly lower than in Wisconsin overall, where 3.7% of the population is Multiracial. Grand Marsh ranks 6th statewide in terms of Multiracial residents as a share of the population, out of 808 places.

Since the 2020 Census, Grand Marsh's Multiracial population has declined by an estimated 100.0%. Multiracial residents' share of Grand Marsh's population has decreased from 10.0% to 0.0%.

Grand Marsh is less Multiracial than neighboring Adams (2.3% Multiracial), Friendship (10.6% Multiracial), Oxford (2.5% Multiracial), and Westfield (3.2% 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.