TN · GEOID 47081

Hickman County area

Hickman County, Tennessee covers 612.6 square miles: 612.5 square miles of land and 0.1 square miles of water.

Official Census measurements2026 Gazetteer · retrieved September 27, 2026
Land area612.5 mi²
Water area0.1 mi²
Total area612.6 mi²
National land rank#1578

County outline

Generalized outline of Hickman County, Tennessee
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 Hickman County is located

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

Area breakdown

Land accounts for 100% of Hickman County’s measured area and water for 0%. Its combined area converts to 1,586.7 square kilometers or approximately 392,081 acres.

Green: land · blue: water

MeasurementSquare milesSquare kilometersAcres
Land612.4831,586.324391,989.1
Water0.1440.37392.2
Total612.6271,586.697392,081.3

How Hickman County compares

By original Census land area, Hickman County ranks #11 of 95 in Tennessee and #1578 of 3,222 nationally. National rankings include the 50 states, District of Columbia, and Puerto Rico.

Its land area is 1.404 times the Tennessee county-equivalent median of 436.1 square miles. It accounts for 1.5% of the combined county land area in the state.

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

What stands out about Hickman County?

Hickman County has more land than 1,644 of the other 3,221 county equivalents in the dataset.

Land area compared with the typical county equivalent
Hickman County612.5 mi²
Tennessee median436.1 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 Hickman County at #1,704 nationally by total area, 126 places farther from the top than its land rank. Other county equivalents gain more area when their water measurements are included.

Its water share is 0%, compared with a national county-equivalent median of 1.2% — 1.1 percentage points lower. 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 Hickman County in the national ranking. They can be in different states and are not necessarily geographic neighbors.

Land rankCounty equivalentLand mi²Comparison
#1577Johnson County, Iowa613Compare
#1578Hickman County, Tennessee612.5This county
#1579Hyde County, North Carolina612.3Compare

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 35.802327, -87.467116. 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: 1,586,324,692 m²; AWATER: 373,710 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 Hickman County?

The land measurement converts to approximately 391,989 acres. Including water, total area is approximately 392,081 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