Cairo, OH Demographics

A map of Cairo's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	526	465	90.5%	89.9%
Hispanic	29	14	5.0%	2.7%
Asian	22	3	3.8%	0.6%
Multiracial	4	31	0.7%	6.0%
Black	0	3	0.0%	0.6%
Native American/Other	0	1	0.0%	0.2%

Cairo, Ohio has an estimated population of 581, a large increase from the 517 recorded in the 2020 Census. The population is 90.5% White, 5.0% Hispanic, 3.8% Asian, 0.7% Multiracial, 0.0% Black, and 0.0% Native American/Other. This demographic dot map shows the population of Cairo, with one dot drawn for each person counted by the Census, color-coded by race.

Cairo has become less racially diverse since the 2020 Census. It is considerably less diverse than Ohio overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Cairo, that probability was 18.7% in 2020 and 17.6% in the most recent ACS estimates.

Cairo is ranked the 844th most populous place in Ohio, out of 1,265 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). Cairo was ranked the 860th most populous place in the 2020 Census.

Cairo's White Population

526 residents of Cairo, or 90.5% of the population, identify as White. The share of White residents in Cairo is considerably higher than in Ohio overall, where 75.8% of the population is White. Cairo ranks 768th statewide in terms of White residents as a share of the population, out of 1,265 places.

Since the 2020 Census, Cairo's White population has grown by an estimated 13.1%. White residents' share of Cairo's population has increased from 89.9% to 90.5%.

Cairo is more White than neighboring Columbus Grove (82.5% White), Lima (64.3% White), and Beaverdam (87.6% White). Cairo is less White than neighboring Vaughnsville (100% White), and Gomer (97.3% White).

Cairo's Black Population

0 residents of Cairo, or 0.0% of the population, identify as Black. The share of Black residents in Cairo is considerably lower than in Ohio overall, where 12% of the population is Black. Cairo ranks 736th statewide in terms of Black residents as a share of the population, out of 1,265 places.

Since the 2020 Census, Cairo's Black population has declined by an estimated 100.0%. Black residents' share of Cairo's population has decreased from 0.6% to 0.0%.

Cairo is less Black than neighboring Columbus Grove (0.1% Black), Lima (20.4% Black), and Beaverdam (2.7% Black).

Cairo's Asian Population

22 residents of Cairo, or 3.8% of the population, identify as Asian. The share of Asian residents in Cairo is comparable to the share in Ohio overall, where 2.5% of the population is Asian. Cairo ranks 470th statewide in terms of Asian residents as a share of the population, out of 1,265 places.

Since the 2020 Census, Cairo's Asian population has grown by an estimated 633.3%. Asian residents' share of Cairo's population has increased from 0.6% to 3.8%.

Cairo is more Asian than neighboring Vaughnsville (0% Asian), Columbus Grove (0.7% Asian), Lima (0.9% Asian), Gomer (0% Asian), and Beaverdam (0% Asian).

Cairo's Hispanic Population

29 residents of Cairo, or 5.0% of the population, identify as Hispanic. The share of Hispanic residents in Cairo is comparable to the share in Ohio overall, where 4.8% of the population is Hispanic. Cairo ranks 445th statewide in terms of Hispanic residents as a share of the population, out of 1,265 places.

Since the 2020 Census, Cairo's Hispanic population has grown by an estimated 107.1%. Hispanic residents' share of Cairo's population has increased from 2.7% to 5.0%.

Cairo is more Hispanic than neighboring Vaughnsville (0% Hispanic), Lima (4.8% Hispanic), and Gomer (0% Hispanic). Cairo is less Hispanic than neighboring Columbus Grove (7.6% Hispanic), and Beaverdam (6.9% Hispanic).

Cairo's Native American/Other Population

0 residents of Cairo, 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 Cairo is comparable to the share in Ohio overall, where 0.5% of the population is Native American/Other. Cairo ranks 946th statewide in terms of Native American/Other residents as a share of the population, out of 1,265 places.

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

Cairo is less Native American/Other than neighboring Columbus Grove (6.7% Native American/Other), and Lima (0.7% Native American/Other).

Cairo's Multiracial Population

4 residents of Cairo, or 0.7% of the population, identify as Multiracial. The share of Multiracial residents in Cairo is slightly lower than in Ohio overall, where 4.3% of the population is Multiracial. Cairo ranks 127th statewide in terms of Multiracial residents as a share of the population, out of 1,265 places.

Since the 2020 Census, Cairo's Multiracial population has declined by an estimated 87.1%. Multiracial residents' share of Cairo's population has decreased from 6.0% to 0.7%.

Cairo is more Multiracial than neighboring Vaughnsville (0% Multiracial). Cairo is less Multiracial than neighboring Columbus Grove (2.4% Multiracial), Lima (8.9% Multiracial), Gomer (2.7% Multiracial), and Beaverdam (2.7% 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.