Hillsboro, IA Demographics

A map of Hillsboro's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	116	150	96.7%	92.0%
Hispanic	4	3	3.3%	1.8%
Black	0	0	0.0%	0.0%
Asian	0	0	0.0%	0.0%
Native American/Other	0	2	0.0%	1.2%
Multiracial	0	8	0.0%	4.9%

Hillsboro, Iowa has an estimated population of 120, a large decrease from the 163 recorded in the 2020 Census. The population is 96.7% White, 3.3% Hispanic, 0.0% Black, 0.0% Asian, 0.0% Native American/Other, and 0.0% Multiracial. This demographic dot map shows the population of Hillsboro, with one dot drawn for each person counted by the Census, color-coded by race.

Hillsboro has become considerably 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 Hillsboro, that probability was 15.0% in 2020 and 6.4% in the most recent ACS estimates.

Hillsboro is ranked the 825th 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). Hillsboro was ranked the 743rd most populous place in the 2020 Census.

Hillsboro's White Population

116 residents of Hillsboro, or 96.7% of the population, identify as White. The share of White residents in Hillsboro is considerably higher than in Iowa overall, where 82.3% of the population is White. Hillsboro ranks 605th statewide in terms of White residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Hillsboro's White population has declined by an estimated 22.7%. White residents' share of Hillsboro's population has increased from 92.0% to 96.7%.

Hillsboro is more White than neighboring Salem (84.2% White), Houghton (88.9% White), Stockport (87.1% White), Rome (89.9% White), and Westwood (81.5% White).

Hillsboro's Black Population

0 residents of Hillsboro, or 0.0% of the population, identify as Black. The share of Black residents in Hillsboro is slightly lower than in Iowa overall, where 3.8% of the population is Black. Hillsboro ranks 600th statewide in terms of Black residents as a share of the population, out of 1,026 places.

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

Hillsboro is less Black than neighboring Salem (1.4% Black).

Hillsboro's Asian Population

0 residents of Hillsboro, or 0.0% of the population, identify as Asian. The share of Asian residents in Hillsboro is slightly lower than in Iowa overall, where 2.5% of the population is Asian. Hillsboro ranks 543rd statewide in terms of Asian residents as a share of the population, out of 1,026 places.

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

Hillsboro is less Asian than neighboring Salem (1.4% Asian).

Hillsboro's Hispanic Population

4 residents of Hillsboro, or 3.3% of the population, identify as Hispanic. The share of Hispanic residents in Hillsboro is slightly lower than in Iowa overall, where 7.3% of the population is Hispanic. Hillsboro ranks 651st statewide in terms of Hispanic residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Hillsboro's Hispanic population has grown by an estimated 33.3%. Hispanic residents' share of Hillsboro's population has increased from 1.8% to 3.3%.

Hillsboro is more Hispanic than neighboring Stockport (0% Hispanic), Rome (0% Hispanic), and Westwood (1.5% Hispanic). Hillsboro is less Hispanic than neighboring Salem (6.6% Hispanic), and Houghton (6.9% Hispanic).

Hillsboro's Native American/Other Population

0 residents of Hillsboro, 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 Hillsboro is comparable to the share in Iowa overall, where 0.6% of the population is Native American/Other. Hillsboro ranks 110th statewide in terms of Native American/Other residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Hillsboro's Native American/Other population has declined by an estimated 100.0%. Native American/Other residents' share of Hillsboro's population has decreased from 1.2% to 0.0%.

Hillsboro is less Native American/Other than neighboring Salem (0.9% Native American/Other), and Stockport (0.5% Native American/Other).

Hillsboro's Multiracial Population

0 residents of Hillsboro, or 0.0% of the population, identify as Multiracial. The share of Multiracial residents in Hillsboro is slightly lower than in Iowa overall, where 3.5% of the population is Multiracial. Hillsboro ranks 127th statewide in terms of Multiracial residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Hillsboro's Multiracial population has declined by an estimated 100.0%. Multiracial residents' share of Hillsboro's population has decreased from 4.9% to 0.0%.

Hillsboro is less Multiracial than neighboring Salem (5.4% Multiracial), Houghton (4.2% Multiracial), Stockport (12.4% Multiracial), Rome (10.1% Multiracial), and Westwood (16.9% 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.