Union, KY Demographics

A map of Union's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	6,832	6,258	89.4%	84.4%
Multiracial	442	251	5.8%	3.4%
Hispanic	229	272	3.0%	3.7%
Asian	139	426	1.8%	5.7%
Black	0	172	0.0%	2.3%
Native American/Other	0	37	0.0%	0.5%

Union, Kentucky has an estimated population of 7,642, an increase from the 7,416 recorded in the 2020 Census. The population is 89.4% White, 5.8% Multiracial, 3.0% Hispanic, 1.8% Asian, 0.0% Black, and 0.0% Native American/Other. This demographic dot map shows the population of Union, with one dot drawn for each person counted by the Census, color-coded by race.

Union has become considerably less racially diverse since the 2020 Census. It is considerably less diverse than Kentucky overall. Demographers use a diversity index to measure the probability that two randomly selected individuals belong to different racial or ethnic groups. In Union, that probability was 28.2% in 2020 and 19.6% in the most recent ACS estimates.

Union is ranked the 59th most populous place in Kentucky, out of 554 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). Union was ranked the 63rd most populous place in the 2020 Census.

Union's White Population

6,832 residents of Union, or 89.4% of the population, identify as White. The share of White residents in Union is higher than in Kentucky overall, where 81.5% of the population is White. Union ranks 418th statewide in terms of White residents as a share of the population, out of 554 places.

Since the 2020 Census, Union's White population has grown by an estimated 9.2%. White residents' share of Union's population has increased from 84.4% to 89.4%.

Union is more White than neighboring Florence (77% White), Oakbrook (77.6% White), Elsmere (80.1% White), Burlington (83.4% White), and Walton (87.2% White).

Union's Black Population

0 residents of Union, or 0.0% of the population, identify as Black. The share of Black residents in Union is lower than in Kentucky overall, where 7.6% of the population is Black. Union ranks 226th statewide in terms of Black residents as a share of the population, out of 554 places.

Since the 2020 Census, Union's Black population has declined by an estimated 100.0%. Black residents' share of Union's population has decreased from 2.3% to 0.0%.

Union is less Black than neighboring Florence (6.7% Black), Oakbrook (10.2% Black), Elsmere (3.3% Black), and Burlington (2.8% Black).

Union's Asian Population

139 residents of Union, or 1.8% of the population, identify as Asian. The share of Asian residents in Union is comparable to the share in Kentucky overall, where 1.6% of the population is Asian. Union ranks 8th statewide in terms of Asian residents as a share of the population, out of 554 places.

Since the 2020 Census, Union's Asian population has declined by an estimated 67.4%. Asian residents' share of Union's population has decreased from 5.7% to 1.8%.

Union is more Asian than neighboring Walton (0% Asian). Union is less Asian than neighboring Florence (3.4% Asian), Oakbrook (3.7% Asian), Elsmere (2.7% Asian), and Burlington (3.8% Asian).

Union's Hispanic Population

229 residents of Union, or 3.0% of the population, identify as Hispanic. The share of Hispanic residents in Union is comparable to the share in Kentucky overall, where 5% of the population is Hispanic. Union ranks 159th statewide in terms of Hispanic residents as a share of the population, out of 554 places.

Since the 2020 Census, Union's Hispanic population has declined by an estimated 15.8%. Hispanic residents' share of Union's population has decreased from 3.7% to 3.0%.

Union is more Hispanic than neighboring Walton (2% Hispanic). Union is less Hispanic than neighboring Florence (9.2% Hispanic), Oakbrook (5% Hispanic), Elsmere (6.3% Hispanic), and Burlington (4.8% Hispanic).

Union's Native American/Other Population

0 residents of Union, 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 Union is comparable to the share in Kentucky overall, where 0.4% of the population is Native American/Other. Union ranks 249th statewide in terms of Native American/Other residents as a share of the population, out of 554 places.

Since the 2020 Census, Union's Native American/Other population has declined by an estimated 100.0%. Native American/Other residents' share of Union's population has decreased from 0.5% to 0.0%.

Union is less Native American/Other than neighboring Florence (0.4% Native American/Other), Elsmere (0.4% Native American/Other), Burlington (0.9% Native American/Other), and Walton (4.3% Native American/Other).

Union's Multiracial Population

442 residents of Union, or 5.8% of the population, identify as Multiracial. The share of Multiracial residents in Union is comparable to the share in Kentucky overall, where 3.9% of the population is Multiracial. Union ranks 327th statewide in terms of Multiracial residents as a share of the population, out of 554 places.

Since the 2020 Census, Union's Multiracial population has grown by an estimated 76.1%. Multiracial residents' share of Union's population has increased from 3.4% to 5.8%.

Union is more Multiracial than neighboring Florence (3.3% Multiracial), Oakbrook (3.5% Multiracial), and Burlington (4.3% Multiracial). Union is less Multiracial than neighboring Elsmere (7.3% Multiracial), and Walton (6.5% 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.