Trimble County Demographics

A map of Trimble County's Population by Race

Race	2024 Pop	2020 Pop	2024 %	2020 %
White	7,879	7,914	92.2%	93.4%
Hispanic	254	192	3.0%	2.3%
Multiracial	223	272	2.6%	3.2%
Black	97	28	1.1%	0.3%
Native American/Other	73	41	0.9%	0.5%
Asian	24	27	0.3%	0.3%

Trimble County, Kentucky has an estimated population of 8,550, a less than 1% change from the 8,474 recorded in the 2020 Census. The population is 92.2% White, 3.0% Hispanic, 2.6% Multiracial, 1.1% Black, 0.9% Native American/Other, and 0.3% Asian. This demographic dot map shows the population of Trimble County, with one dot drawn for each person counted by the Census, color-coded by race.

Trimble has become more 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 Trimble County, that probability was 12.6% in 2020 and 14.9% in the most recent ACS estimates.

Trimble County is ranked the 107th most populous county in Kentucky, out of 120 counties. Trimble County was ranked the 107th most populous county in the 2020 Census.

Trimble County's White Population

7,879 residents of Trimble County, or 92.2% of the population, identify as White. The share of White residents in Trimble County is considerably higher than in Kentucky overall, where 81.5% of the population is White. Trimble County ranks 38th statewide in terms of White residents as a share of the population, out of 120 counties.

Since the 2020 Census, Trimble County's White population has remained roughly the same. White residents' share of Trimble County's population has decreased from 93.4% to 92.2%.

Trimble County is more White than neighboring Jefferson County (91% White), Carroll County (85.6% White), Oldham County (85.6% White), and Henry County (89.6% White). Trimble County is less White than neighboring Switzerland County (94.6% White).

Trimble County's Black Population

97 residents of Trimble County, or 1.1% of the population, identify as Black. The share of Black residents in Trimble County is lower than in Kentucky overall, where 7.6% of the population is Black. Trimble County ranks 108th statewide in terms of Black residents as a share of the population, out of 120 counties.

Since the 2020 Census, Trimble County's Black population has grown by an estimated 246.4%. Black residents' share of Trimble County's population has increased from 0.3% to 1.1%.

Trimble County is more Black than neighboring Jefferson County (1% Black), and Switzerland County (0.3% Black). Trimble County is less Black than neighboring Carroll County (2.2% Black), Oldham County (2.9% Black), and Henry County (2.7% Black).

Trimble County's Asian Population

24 residents of Trimble County, or 0.3% of the population, identify as Asian. The share of Asian residents in Trimble County is comparable to the share in Kentucky overall, where 1.6% of the population is Asian. Trimble County ranks 59th statewide in terms of Asian residents as a share of the population, out of 120 counties.

Since the 2020 Census, Trimble County's Asian population has declined by an estimated 11.1%. Asian residents' share of Trimble County's population has remained roughly unchanged at 0.3%.

Trimble County is more Asian than neighboring Carroll County (0% Asian). Trimble County is less Asian than neighboring Jefferson County (0.8% Asian), Oldham County (1.6% Asian), and Henry County (0.5% Asian).

Trimble County's Hispanic Population

254 residents of Trimble County, or 3.0% of the population, identify as Hispanic. The share of Hispanic residents in Trimble County is comparable to the share in Kentucky overall, where 5% of the population is Hispanic. Trimble County ranks 59th statewide in terms of Hispanic residents as a share of the population, out of 120 counties.

Since the 2020 Census, Trimble County's Hispanic population has grown by an estimated 32.3%. Hispanic residents' share of Trimble County's population has increased from 2.3% to 3.0%.

Trimble County is more Hispanic than neighboring Switzerland County (0.6% Hispanic). Trimble County is less Hispanic than neighboring Jefferson County (3.5% Hispanic), Carroll County (7.5% Hispanic), Oldham County (5% Hispanic), and Henry County (4.1% Hispanic).

Trimble County's Native American/Other Population

73 residents of Trimble County, or 0.9% of the population, identify as American Indian/Alaska Native/Native Hawaiian/Pacific Islander/Other. The share of Native American/Other residents in Trimble County is comparable to the share in Kentucky overall, where 0.4% of the population is Native American/Other. Trimble County ranks 43rd statewide in terms of Native American/Other residents as a share of the population, out of 120 counties.

Since the 2020 Census, Trimble County's Native American/Other population has grown by an estimated 78.0%. Native American/Other residents' share of Trimble County's population has remained roughly unchanged at 0.9%.

Trimble County is more Native American/Other than neighboring Carroll County (0.6% Native American/Other), Henry County (0.2% Native American/Other), and Switzerland County (0.4% Native American/Other). Trimble County is less Native American/Other than neighboring Jefferson County (1% Native American/Other).

Trimble County's Multiracial Population

223 residents of Trimble County, or 2.6% of the population, identify as Multiracial. The share of Multiracial residents in Trimble County is comparable to the share in Kentucky overall, where 3.9% of the population is Multiracial. Trimble County ranks 65th statewide in terms of Multiracial residents as a share of the population, out of 120 counties.

Since the 2020 Census, Trimble County's Multiracial population has declined by an estimated 18.0%. Multiracial residents' share of Trimble County's population has decreased from 3.2% to 2.6%.

Trimble County is less Multiracial than neighboring Jefferson County (2.7% Multiracial), Carroll County (4% Multiracial), Oldham County (4.1% Multiracial), Henry County (2.9% Multiracial), and Switzerland County (3.8% 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.