New Vienna, IA Demographics
A map of New Vienna's Population by Race
New Vienna, Iowa has an estimated population of 372, a slight decrease from the 382 recorded in the 2020 Census. The population is 99.5% White, 0.5% Black, 0.0% Asian, 0.0% Hispanic, 0.0% Native American/Other, and 0.0% Multiracial. This demographic dot map shows the population of New Vienna, with one dot drawn for each person counted by the Census, color-coded by race.
New Vienna has become less racially diverse since the 2020 Census. It is considerably less diverse than Iowa overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In New Vienna, that probability was 5.6% in 2020 and 1.1% in the most recent ACS estimates.
New Vienna is ranked the 554th most populous place in Iowa, out of 1,026 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). New Vienna was ranked the 516th most populous place in the 2020 Census.
New Vienna's White Population
370 residents of New Vienna, or 99.5% of the population, identify as White. The share of White residents in New Vienna is significantly higher than in Iowa overall, where 82.3% of the population is White. New Vienna ranks 91st statewide in terms of White residents as a share of the population, out of 1,026 places.
Since the 2020 Census, New Vienna's White population has remained roughly the same. White residents' share of New Vienna's population has increased from 97.1% to 99.5%.
New Vienna is more White than neighboring Dyersville (93.4% White), Colesburg (97.1% White), Holy Cross (93.6% White), and Farley (95.7% White). New Vienna is less White than neighboring Luxemburg (99.6% White).
New Vienna's Black Population
2 residents of New Vienna, or 0.5% of the population, identify as Black. The share of Black residents in New Vienna is slightly lower than in Iowa overall, where 3.8% of the population is Black. New Vienna ranks 161st statewide in terms of Black residents as a share of the population, out of 1,026 places.
Since the 2020 Census, New Vienna's Black population has declined by an estimated 60.0%. Black residents' share of New Vienna's population has decreased from 1.3% to 0.5%.
New Vienna is more Black than neighboring Dyersville (0.4% Black), Luxemburg (0% Black), Colesburg (0% Black), and Holy Cross (0% Black). New Vienna is less Black than neighboring Farley (1.5% Black).
New Vienna's Asian Population
0 residents of New Vienna, or 0.0% of the population, identify as Asian. The share of Asian residents in New Vienna is slightly lower than in Iowa overall, where 2.5% of the population is Asian. New Vienna ranks 543rd statewide in terms of Asian residents as a share of the population, out of 1,026 places.
Since the 2020 Census, New Vienna's Asian population has grown from 0 to an estimated 0. Asian residents' share of New Vienna's population has remained roughly unchanged at 0.0%.
New Vienna's Hispanic Population
0 residents of New Vienna, or 0.0% of the population, identify as Hispanic. The share of Hispanic residents in New Vienna is lower than in Iowa overall, where 7.3% of the population is Hispanic. New Vienna ranks 769th statewide in terms of Hispanic residents as a share of the population, out of 1,026 places.
Since the 2020 Census, New Vienna's Hispanic population has declined by an estimated 100.0%. Hispanic residents' share of New Vienna's population has decreased from 1.3% to 0.0%.
New Vienna is less Hispanic than neighboring Dyersville (4.7% Hispanic), Holy Cross (3.2% Hispanic), and Farley (2.1% Hispanic).
New Vienna's Native American/Other Population
0 residents of New Vienna, 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 New Vienna is comparable to the share in Iowa overall, where 0.6% of the population is Native American/Other. New Vienna ranks 637th statewide in terms of Native American/Other residents as a share of the population, out of 1,026 places.
Since the 2020 Census, New Vienna's Native American/Other population has grown from 0 to an estimated 0. Native American/Other residents' share of New Vienna's population has remained roughly unchanged at 0.0%.
New Vienna is less Native American/Other than neighboring Holy Cross (3.2% Native American/Other).
New Vienna's Multiracial Population
0 residents of New Vienna, or 0.0% of the population, identify as Multiracial. The share of Multiracial residents in New Vienna is slightly lower than in Iowa overall, where 3.5% of the population is Multiracial. New Vienna ranks 959th statewide in terms of Multiracial residents as a share of the population, out of 1,026 places.
Since the 2020 Census, New Vienna's Multiracial population has declined by an estimated 100.0%. Multiracial residents' share of New Vienna's population has remained roughly unchanged at 0.0%.
New Vienna is less Multiracial than neighboring Dyersville (1.5% Multiracial), Luxemburg (0.4% Multiracial), Colesburg (2.9% Multiracial), and Farley (0.7% 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.