Delhi, IA Demographics

A map of Delhi's Population by Race

Delhi, Iowa has an estimated population of 432, a slight increase from the 420 recorded in the 2020 Census. The population is 97.7% White, 1.9% Multiracial, 0.5% Black, 0.0% Asian, 0.0% Hispanic, and 0.0% Native American/Other. This demographic dot map shows the population of Delhi, with one dot drawn for each person counted by the Census, color-coded by race.

Delhi 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 Delhi, that probability was 6.5% in 2020 and 4.5% in the most recent ACS estimates.

Delhi is ranked the 506th 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). Delhi was ranked the 491st most populous place in the 2020 Census.

Delhi's White Population

422 residents of Delhi, or 97.7% of the population, identify as White. The share of White residents in Delhi is significantly higher than in Iowa overall, where 82.3% of the population is White. Delhi ranks 124th statewide in terms of White residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Delhi's White population has grown by an estimated 3.9%. White residents' share of Delhi's population has increased from 96.7% to 97.7%.

Delhi is more White than neighboring Delaware (81.2% White), Earlville (96.5% White), Hopkinton (89.8% White), Manchester (91.2% White), and Greeley (88.1% White).

Delhi's Black Population

2 residents of Delhi, or 0.5% of the population, identify as Black. The share of Black residents in Delhi is slightly lower than in Iowa overall, where 3.8% of the population is Black. Delhi ranks 288th statewide in terms of Black residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Delhi's Black population has declined by an estimated 33.3%. Black residents' share of Delhi's population has remained roughly unchanged at 0.5%.

Delhi is more Black than neighboring Delaware (0% Black), Earlville (0% Black), Hopkinton (0% Black), Manchester (0.2% Black), and Greeley (0% Black).

Delhi's Asian Population

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

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

Delhi's Hispanic Population

0 residents of Delhi, or 0.0% of the population, identify as Hispanic. The share of Hispanic residents in Delhi is lower than in Iowa overall, where 7.3% of the population is Hispanic. Delhi ranks 802nd statewide in terms of Hispanic residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Delhi's Hispanic population has declined by an estimated 100.0%. Hispanic residents' share of Delhi's population has decreased from 1.2% to 0.0%.

Delhi is less Hispanic than neighboring Delaware (3.6% Hispanic), Earlville (2.5% Hispanic), Hopkinton (3.7% Hispanic), and Manchester (4.2% Hispanic).

Delhi's Native American/Other Population

0 residents of Delhi, 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 Delhi is comparable to the share in Iowa overall, where 0.6% of the population is Native American/Other. Delhi ranks 540th statewide in terms of Native American/Other residents as a share of the population, out of 1,026 places.

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

Delhi is less Native American/Other than neighboring Earlville (0.3% Native American/Other), and Greeley (0.8% Native American/Other).

Delhi's Multiracial Population

8 residents of Delhi, or 1.9% of the population, identify as Multiracial. The share of Multiracial residents in Delhi is comparable to the share in Iowa overall, where 3.5% of the population is Multiracial. Delhi ranks 873rd statewide in terms of Multiracial residents as a share of the population, out of 1,026 places.

Since the 2020 Census, Delhi's Multiracial population has grown by an estimated 60.0%. Multiracial residents' share of Delhi's population has increased from 1.2% to 1.9%.

Delhi is more Multiracial than neighboring Earlville (0.6% Multiracial). Delhi is less Multiracial than neighboring Delaware (15.2% Multiracial), Hopkinton (6.5% Multiracial), Manchester (4.4% Multiracial), and Greeley (11.1% 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.