Postville, IA Demographics

A map of Postville's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	1,362	1,144	45.7%	45.7%
Hispanic	1,265	1,077	42.5%	43.0%
Black	327	217	11.0%	8.7%
Multiracial	16	41	0.5%	1.6%
Asian	9	15	0.3%	0.6%
Native American/Other	0	9	0.0%	0.4%

Postville, Iowa has an estimated population of 2,979, a large increase from the 2,503 recorded in the 2020 Census. The population is 45.7% White, 42.5% Hispanic, 11.0% Black, 0.5% Multiracial, 0.3% Asian, and 0.0% Native American/Other. This demographic dot map shows the population of Postville, with one dot drawn for each person counted by the Census, color-coded by race.

Postville is about as racially diverse as it was in the 2020 Census. It is considerably more 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 Postville, that probability was 59.8% in 2020 and 59.9% in the most recent ACS estimates.

Postville is ranked the 123rd 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). Postville was ranked the 141st most populous place in the 2020 Census.

Postville's White Population

1,362 residents of Postville, or 45.7% of the population, identify as White. The share of White residents in Postville is significantly lower than in Iowa overall, where 82.3% of the population is White. Postville ranks 1022nd statewide in terms of White residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Postville's White population has grown by an estimated 19.1%. White residents' share of Postville's population has remained roughly unchanged at 45.7%.

Postville is less White than neighboring Castalia (100% White), Luana (98.4% White), Clermont (98.1% White), Elgin (95.2% White), and Monona (96.1% White).

Postville's Black Population

327 residents of Postville, or 11.0% of the population, identify as Black. The share of Black residents in Postville is higher than in Iowa overall, where 3.8% of the population is Black. Postville ranks 8th statewide in terms of Black residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Postville's Black population has grown by an estimated 50.7%. Black residents' share of Postville's population has increased from 8.7% to 11.0%.

Postville is more Black than neighboring Castalia (0% Black), Luana (0.6% Black), Clermont (0% Black), Elgin (0.7% Black), and Monona (0% Black).

Postville's Asian Population

9 residents of Postville, or 0.3% of the population, identify as Asian. The share of Asian residents in Postville is slightly lower than in Iowa overall, where 2.5% of the population is Asian. Postville ranks 250th statewide in terms of Asian residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Postville's Asian population has declined by an estimated 40.0%. Asian residents' share of Postville's population has remained roughly unchanged at 0.3%.

Postville is more Asian than neighboring Castalia (0% Asian), Luana (0% Asian), Clermont (0% Asian), and Elgin (0% Asian). Postville is less Asian than neighboring Monona (0.8% Asian).

Postville's Hispanic Population

1,265 residents of Postville, or 42.5% of the population, identify as Hispanic. The share of Hispanic residents in Postville is significantly higher than in Iowa overall, where 7.3% of the population is Hispanic. Postville ranks 6th statewide in terms of Hispanic residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Postville's Hispanic population has grown by an estimated 17.5%. Hispanic residents' share of Postville's population has decreased from 43.0% to 42.5%.

Postville is more Hispanic than neighboring Castalia (0% Hispanic), Luana (0% Hispanic), Clermont (0% Hispanic), Elgin (0.7% Hispanic), and Monona (0.5% Hispanic).

Postville's Native American/Other Population

0 residents of Postville, 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 Postville is comparable to the share in Iowa overall, where 0.6% of the population is Native American/Other. Postville ranks 445th statewide in terms of Native American/Other residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Postville's Native American/Other population has declined by an estimated 100.0%. Native American/Other residents' share of Postville's population has remained roughly unchanged at 0.0%.

Postville's Multiracial Population

16 residents of Postville, or 0.5% of the population, identify as Multiracial. The share of Multiracial residents in Postville is slightly lower than in Iowa overall, where 3.5% of the population is Multiracial. Postville ranks 780th statewide in terms of Multiracial residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Postville's Multiracial population has declined by an estimated 61.0%. Multiracial residents' share of Postville's population has decreased from 1.6% to 0.5%.

Postville is more Multiracial than neighboring Castalia (0% Multiracial). Postville is less Multiracial than neighboring Luana (0.9% Multiracial), Clermont (1.9% Multiracial), Elgin (3.4% Multiracial), and Monona (2.6% 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.