KY · GEOID 21221

Trigg County area

Trigg County, Kentucky covers 481.3 square miles: 441.4 square miles of land and 39.9 square miles of water.

Official Census measurements2026 Gazetteer · retrieved September 27, 2026
Land area441.4 mi²
Water area39.9 mi²
Total area481.3 mi²
National land rank#2301

County outline

Generalized outline of Trigg County, Kentucky
2025 Census cartographic boundary, fitted to this frame. County maps are not at a common scale. The 2026 area measurements below come from the separate Gazetteer release. Map source and limitations.

Where Trigg County is located

Trigg County highlighted on a map of all U.S. county equivalents. About the maps

Area breakdown

Land accounts for 91.7% of Trigg County’s measured area and water for 8.3%. Its combined area converts to 1,246.6 square kilometers or approximately 308,052 acres.

Green: land · blue: water

MeasurementSquare milesSquare kilometersAcres
Land441.4331,143.306282,517.1
Water39.899103.33825,535.4
Total481.3321,246.644308,052.5

How Trigg County compares

By original Census land area, Trigg County ranks #21 of 120 in Kentucky and #2301 of 3,222 nationally. National rankings include the 50 states, District of Columbia, and Puerto Rico.

Its land area is 1.443 times the Kentucky county-equivalent median of 306 square miles. It accounts for 1.1% of the combined county land area in the state.

See the complete Kentucky ranking · What counts as a county equivalent?

What stands out about Trigg County?

Trigg County has more land than 921 of the other 3,221 county equivalents in the dataset.

Land area compared with the typical county equivalent
Trigg County441.4 mi²
Kentucky median306 mi²
National median604.5 mi²

A median is the middle county-equivalent measurement, not the average of the largest and smallest. All three bars use the same linear scale. Very small areas may appear as a thin sliver; the labels retain their values.

Does including water change its rank?

Using land plus water places Trigg County at #2,241 nationally by total area, 60 places closer to the top than its land rank. The water assigned to this geography moves it ahead of some county equivalents with more land.

Its water share is 8.3%, compared with a national county-equivalent median of 1.2% — 7.1 percentage points higher. This describes the statistical geography’s land/water mix, not flood exposure or developable land.

Closest positions in the national land ranking

These entries sit immediately beside Trigg County in the national ranking. They can be in different states and are not necessarily geographic neighbors.

Land rankCounty equivalentLand mi²Comparison
#2300Nance County, Nebraska441.6Compare
#2301Trigg County, Kentucky441.4This county
#2302Coweta County, Georgia441Compare

Calculated from the same Census release as the area table. Total-area order uses original ALAND + AWATER; water shares and chart labels use published square miles. Calculation details.

Representative coordinates

The Census internal point is 36.807681, -87.858652. It represents a location inside the geography; it is not necessarily the centroid or the address of a courthouse.

Source and precision

U.S. Census Bureau, 2026 Gazetteer Files, Counties. Original ALAND: 1,143,305,428 m²; AWATER: 103,336,728 m². Rankings use ALAND; exact ties use ascending GEOID. Tables preserve Census-published square miles to three decimals, with conversions based on those values.

Download the official county source ZIP ↗ · Methodology

Common questions

How many acres of land are in Trigg County?

The land measurement converts to approximately 282,517 acres. Including water, total area is approximately 308,052 acres. One square mile equals 640 acres.

Why might another source show a different area?

Check whether it reports land or total area, its Census vintage, and its rounding. Our guide explains how to reconcile county area figures.

Can this establish a property boundary?

No. Statistical measurements and generalized maps do not establish property lines. Consult the relevant local surveying or land-records authority.

Cite this county

Download the complete CSV or JSON dataset