County · Kentucky
Trigg County, Kentucky
Trigg County, Kentucky. Trigg County had 14,512 residents in 2025 by the Census Bureau's estimate, up 3.3% since 2020, faster than Kentucky (+2.2%). It holds 2 places (1 city, village or borough and 1 census-designated) and 7 census tracts. GEOID 21221.
Trigg County is one of the 4 counties of the Clarksville, TN-KY metropolitan statistical area (the Census Bureau's July 2023 delineation).
Residents, July 2025 estimate
14,512
Census Bureau estimate (no margin published)
2020 Census count: 14,061 · ACS 2020-2024: 14,315
Median household income
$59,857
±$5,728 (90% margin)
Kentucky: $63,726
Median home value
$207,700
±$13,511 (90% margin)
Kentucky: $205,600
Median gross rent
$803
±$78 (90% margin)
Kentucky: $967
How many people live in Trigg County, and is it growing?
The 2020 Census counted 14,061 residents in Trigg County. The Census Bureau estimates 14,512 for July 1, 2025, up 3.3% since 2020, faster than Kentucky (+2.2%). The 2020-2024 American Community Survey puts the population at 14,315 over 441 square miles of land.
| Measure | Trigg County | Kentucky | Change since 2015-2019 |
|---|---|---|---|
| Total population | 14,315 | 4,534,824 | −134 |
| Households | 6,060±249 | 1,814,469 | no clear change |
| Average household size | 2.35±0.10 | 2.43 | no clear change |
| Housing units | 7,652±20 | 2,023,116 | −293 |
Trigg County's population since 2000
From 12,597 in 2000 to 14,512 in 2025: up 15.2%. The 2000, 2010 and 2020 figures are census counts. The 2005 figure is the Census Bureau's intercensal estimate, revised to fit the 2000 and 2010 counts and drawn on 2010 boundaries; 2015 and 2025 are July 1 estimates made from the census before them.
Source: The 2000, 2010 and 2020 Census counts and the Census Bureau's population estimates (intercensal 2000-2010, Vintage 2020, Vintage 2025) · Census population estimates
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); PEP Vintage 2025 (CO-EST2025); 2020 Census · Check it at data.census.gov
What cities and towns are in Trigg County?
Trigg County holds 2 places: 1 city, village or borough (an incorporated place) and 1 census-designated place. The largest is Cadiz with 2,771 residents (2025 estimate). Places that cross a county line are listed with the share of their 2020 residents who live in this county.
| Cadiz | 2,540 | $44,152 |
|---|---|---|
| CeruleanGEOID 2114068 | 303 | $60,096 |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026); 2020 place-by-county parts · Check it at data.census.gov
Who lives in Trigg County?
The median resident of Trigg County is 45.8 years old; 21.9% are under 18 and 22.4% are 65 or older. The largest group is non-Hispanic white residents at 86.3%, then non-Hispanic residents of two or more races at 6.4%.
| Measure | Trigg County | Kentucky | Change since 2015-2019 |
|---|---|---|---|
| Median age | 45.8±0.8 | 39.1 | no clear change |
| Under 18 years | 21.9%±0.1 pts | 22.6% | – |
| 65 years and over | 22.4%±0.5 pts | 17.3% | – |
| Hispanic or Latino (any race) | 2.7% | 5.0% | +0.5 pts |
| White alone, not Hispanic | 86.3%±0.8 pts | 81.5% | −1.9 pts |
| Black or African American alone, not Hispanic | 4.2%±0.9 pts | 7.6% | −3.2 pts |
| Asian alone, not Hispanic | 0.2%±0.2 pts | 1.6% | – |
| American Indian and Alaska Native alone, not Hispanic | 0.0%±0.3 pts | 0.1% | – |
| Native Hawaiian and Other Pacific Islander alone, not Hispanic | 0.0%±0.3 pts | 0.1% | – |
| Two or more races, not Hispanic | 6.4%±1.2 pts | 3.9% | – |
| Some other race alone, not Hispanic | 0.2%±0.2 pts | 0.3% | – |
| Born outside the United States | 1.3%±1.0 pts | 4.7% | – |
| Speak a language other than English at home (age 5+) | 7.7%±3.4 pts | 6.8% | – |
| Civilian veterans (age 18+) | 8.9%±1.6 pts | 6.5% | – |
| With a disability | 25.8%±3.1 pts | 17.9% | – |
| No health insurance coverage | 12.0%±3.7 pts | 6.0% | no clear change |
| High school graduate or higher (age 25+) | 88.4%±2.5 pts | 88.9% | – |
| Bachelor's degree or higher (age 25+) | 21.7%±3.2 pts | 27.6% | +5.1 pts |
| Graduate or professional degree (age 25+) | 10.6%±2.9 pts | 11.3% | – |
| Moved from another state in the past year | 1.6%±0.8 pts | 2.4% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profiles DP02, DP05) · Check it at data.census.gov
What do households in Trigg County earn?
Half of Trigg County's 6,060 households earn less than $59,857 a year (±$5,728), against $63,726 in Kentucky. In 2015-2019 it was $62,194 in 2024 dollars; the margins of error cannot tell the two periods apart. 20.6% of residents live below the poverty line.
| Measure | Trigg County | Kentucky | Change since 2015-2019 |
|---|---|---|---|
| Median household income | $59,857±$5,728 | $63,726 | no clear change |
| Mean household income | $75,074±$6,115 | $87,807 | – |
| Per capita income | $32,472±$2,635 | $35,821 | no clear change |
| People below the poverty line | 20.6%±4.1 pts | 16.1% | +8.8 pts |
| Children under 18 below the poverty line | 35.4%±10.3 pts | 20.3% | +22.0 pts |
| Households receiving SNAP | 10.9%±2.8 pts | 13.2% | – |
| Households with a broadband subscription | 78.1%±4.0 pts | 88.6% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What does housing cost in Trigg County?
Owners occupy 76.9% of Trigg County's occupied homes and renters 23.1%. The median owner-occupied home is valued at $207,700 by its owner (±$13,511). The median renter pays $803 a month including utilities, and 34.9% of renters pay 35% or more of their income on rent.
| Measure | Trigg County | Kentucky | Change since 2015-2019 |
|---|---|---|---|
| Median home value (owner-occupied) | $207,700±$13,511 | $205,600 | +$48,448 |
| Median gross rent | $803±$78 | $967 | +$109 |
| Renters paying 35% or more of income on rent | 34.9%±10.9 pts | 36.6% | +14.7 pts |
| Median monthly owner costs, with a mortgage | $1,372±$114 | $1,433 | – |
| Owner-occupied homes | 76.9%±3.6 pts | 68.3% | no clear change |
| Housing units | 7,652±20 | 2,023,116 | −293 |
| Homeowner vacancy rate | 1.7%±2.2 pts | 0.9% | – |
| Rental vacancy rate | 4.6%±5.4 pts | 4.6% | – |
| Single-family detached homes | 76.2%±3.7 pts | 67.5% | – |
| Mobile homes | 16.3%±3.4 pts | 10.7% | – |
| Built 2020 or later | 0.9%±0.8 pts | 1.8% | – |
| Built 1939 or earlier | 3.6%±1.6 pts | 9.0% | – |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP04) · Check it at data.census.gov
How many new homes is Trigg County building?
Builders took permits for 0 new housing units across Trigg County in 2025 (0 single-family), 0.0 per 1,000 residents.
Source: Building Permits Survey, annual county files 2019-2025, U.S. Census Bureau · Census Building Permits Survey
How do people in Trigg County get to work?
76.1% of Trigg County's workers drive alone and 10.3% work from home. The average trip to work takes 24.3 minutes. The unemployment rate in 2020-2024 averaged 4.2%.
| Measure | Trigg County | Kentucky | Change since 2015-2019 |
|---|---|---|---|
| In the labor force (age 16+) | 51.5%±3.3 pts | 59.7% | – |
| Unemployment rate | 4.2%±1.7 pts | 4.9% | −5.0 pts |
| Drove alone to work | 76.1%±5.2 pts | 76.6% | – |
| Carpooled | 10.4%±3.9 pts | 9.3% | – |
| Public transportation | 0.2%±0.3 pts | 0.6% | – |
| Walked | 1.4%±0.9 pts | 2.0% | – |
| Worked from home | 10.3%±3.5 pts | 10.2% | +6.1 pts |
| Mean travel time to work | 24.3 min±1.9 | 24.0 min | no clear change |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) (Data Profile DP03) · Check it at data.census.gov
What are Trigg County's census tracts?
Trigg County is divided into 7 census tracts. Among those with a reliable estimate, median household income runs from $42,049 (Tract 9702.01) to $68,398 (Tract 9703.01).
| Tract 970121221970100 | 2,797±418 | $61,722 |
|---|---|---|
| Tract 9702.0121221970201 | 2,666±296 | $42,049 |
| Tract 9702.0221221970202 | 4,059±412 | $66,071 |
| Tract 9703.0121221970301 | 2,724±347 | $68,398 |
| Tract 9703.0221221970302 | 2,063±284 | $55,884 |
| Tract 980121221980100 | 6±2 | not published |
| Tract 980221221980200 | 0±13 | not published |
Source: American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) · Check it at data.census.gov
How does Trigg County compare with Kentucky's other counties?
| Measure | Rank |
|---|---|
| Population | 76th of 120 |
| Growth 2020-2025 | 40th of 120 |
| Residents per square mile | 104th of 120 |
| Median household income | 52nd of 120 |
| Median home value | 24th of 120 |
| Median gross rent | 46th of 120 |
| Poverty rate | 41st of 120 |
| Bachelor's degree or higher | 29th of 120 |
| Median age | 4th of 120 |
Source: PlainCities ranks from the American Community Survey 2020-2024 5-year estimates, U.S. Census Bureau (released January 2026) and PEP Vintage 2025 · How ranks are computed
How these figures are made: methodology and release checks · reading a margin of error · every state · corrections
Not on this page: crime, weather and schools for Trigg County are other agencies' records. Crime: the FBI's Crime Data Explorer · climate: NOAA's U.S. Climate Normals · schools: the National Center for Education Statistics' school search.