Trimble County, Kentucky Population 2026

Updated April 2026 · US Census ACS 2023 5-Year Estimates · 107th-largest in Kentucky

The population of Trimble County, Kentucky is 8,531 as of the 2023 American Community Survey, making it the 107th-largest county in Kentucky. The median household income is $67,813, the median home value is $172,700, and the median age is 40.9.

The population of Trimble County has declined 2.5% since 2010 (8,809 → 8,591), a -0.18% annualized rate.

Trimble County within Kentucky · Source: US Census TIGER/Line via us-atlas

8,531

Population

-0.18%

Annual growth

People / sq mi

$67,813

Median Income

$172,700

Median Home Value

Trimble County covers 148 sq mi of land at 57.7 people per square mile.

About Trimble County, KY

Homeownership is the standout figure in Trimble County: 82.0% of homes are owner-occupied, higher than the national rate. With 8,531 residents, Trimble County is a county in Kentucky.

Household earnings are middling, with a median of $67,813 — below the US median of $78,538. The poverty rate is 7.3%, below the national 12.4%. The typical home is valued at $172,700, with typical rent around $935.

College attainment is 14.7%, below the national 35.0%. Most workers commute: only 5.0% work from home, below the national 14.0%, and the average commute runs about 29 minutes each way.

The ownership rate anchors the housing story in Trimble County, and tends to move with the age structure and home-value figures above.

Trimble County Population History (2010-2024)

The county of Trimble County had a population of 8,809 in 2010 and 8,591 in 2024, a -2.5% growth over 14 years. The peak was 8,843 in 2012. Average annual growth rate: -0.18%.

Trimble County population, 2010–2024 · Source: U.S. Census Bureau — decennial census & Population Estimates

8,591

Population (2024)

8,809

Population (2010)

8,843

Peak (2012)

-0.18%

Avg Annual Growth

Year	Population	Change	Annual %	Source
2010	8,809	-	-	estimate
2011	8,812	+3	+0.03%	estimate
2012	8,843	+31	+0.35%	estimate
2013	8,808	-35	-0.40%	estimate
2014	8,726	-82	-0.93%	estimate
2015	8,739	+13	+0.15%	estimate
2016	8,593	-146	-1.67%	estimate
2017	8,535	-58	-0.67%	estimate
2018	8,500	-35	-0.41%	estimate
2019	8,529	+29	+0.34%	estimate
2020	8,463	-66	-0.77%	estimate
2021	8,553	+90	+1.06%	estimate
2022	8,525	-28	-0.33%	estimate
2023	8,616	+91	+1.07%	estimate
2024	8,591	-25	-0.29%	estimate

Race & Ethnicity

White	93.5%
Black or African American	0.8%
Asian	0.0%
Hispanic or Latino (any race)	0.6%
Two or More Races	0.0%

Age & Sex

40.9

Median Age

50.2%

Female

49.8%

Male

18.3%

Age 65+

Age Distribution

Under 5

5.1%

5–9

6.3%

10–14

6.6%

15–19

5.5%

20–24

5.8%

25–34

13.2%

35–44

10.9%

45–54

13.6%

55–59

7.1%

60–64

7.6%

65–74

11.3%

75–84

6.1%

85+

0.9%

Children (under 15): 18.0% · Seniors (65+): 18.3%

Income & Poverty

Median household income	$67,813+$5,396 vs state
Mean household income	$81,427
Per-capita income	$31,542
Poverty rate	7.3%-4.5% vs state
Unemployment rate	4.5%
Employment-to-population	53.1%

Top Industries by Employment

Manufacturing

24.0%

Professional & business services

18.1%

Finance & real estate

12.1%

Retail trade

10.3%

Construction

7.6%

Arts, entertainment & food

4.8%

Public administration

4.7%

Agriculture

3.3%

The largest employment sector in Trimble County is manufacturing, accounting for 24.0% of workers.

How residents commute

0.0%

Drive alone

3.0%

Carpool

75.0%

Public transit

5.0%

Work from home

29.3 min

Avg commute

Housing

$172,700$-19,600 vs state

Median home value

$935

Median rent

82.0%

Homeownership rate

3,870

Total housing units

84.7%

Occupied

15.3%

Vacant

18.0%

Renter-occupied

Social & access

94.5%

With health insurance

91.0%

With broadband internet

38.6%

Foreign-born

10.2%

Veterans (18+)

18.5%

With a disability

98.3%

Speak language other than English at home

Education

85.6%

High School+

14.7%

Bachelor's+

Largest cities in Kentucky

Louisville/Jefferson County (627,210)Lexington-Fayette (321,122)Bowling Green (73,638)Owensboro (60,112)Covington (40,902)Georgetown (38,206)Richmond (35,498)Florence (32,334)Elizabethtown (31,870)Nicholasville (31,625)All Kentucky cities →

Other counties in Kentucky

Jefferson County (777,392)Fayette County (321,122)Kenton County (169,817)Boone County (137,676)Warren County (137,549)Hardin County (111,452)Daviess County (103,195)Madison County (94,064)Campbell County (93,193)Bullitt County (83,209)All Kentucky counties →

Part of Kentucky

Kentucky demographic profile All Kentucky data →

Metro areas in Kentucky

Cincinnati (2,255,257)Louisville/Jefferson County (1,361,847)Lexington (517,378)Huntington (372,801)Clarksville (328,626)Bowling Green (183,194)Elizabethtown (126,480)Owensboro (112,322)All US metros →

County rankings

US Counties by Population Richest US Counties by Median Household Income Expensive US Counties by Home Value Educated US Counties Counties With Highest Poverty Rates Youngest US Counties by Median Age Oldest US Counties by Median Age Cheapest US Counties by Median Home Value Racially Diverse US Counties Counties With Largest Hispanic Population All rankings →

Frequently Asked Questions

Trimble County, Kentucky has a population of 8,531 according to the US Census Bureau's 2023 American Community Survey 5-year estimates, making it the 107th-largest county in Kentucky. Population density is 58 people per square mile.

The population of Trimble County has declined 2.5% since 2010 (8,809 → 8,591), a -0.18% annualized rate.

The median household income in Trimble County, Kentucky is $67,813, with mean (average) household income of $81,427 and per-capita income of $31,542. 7.3% of residents live below the federal poverty level.

In Trimble County, the largest racial and ethnic groups are White (93.5%), Black or African American (0.8%), Hispanic or Latino (0.6%). Figures are from the US Census Bureau's 2023 ACS 5-year estimates and reflect self-reported responses.

The median age in Trimble County, Kentucky is 40.9 years. Residents are 50.2% female and 49.8% male.

The median home value in Trimble County is $172,700 and median monthly rent is $935. 82.0% of occupied housing units are owner-occupied. The county has 3,870 total housing units, 15.3% of which are vacant.

The largest employment sector in Trimble County, Kentucky is manufacturing, employing 24.0% of workers. The unemployment rate is 4.5%.

Louisville/Jefferson County is among the largest cities associated with Trimble County, Kentucky, with a population of 627,210.