LA · GEOID 22107

Tensas Parish area

Tensas Parish, Louisiana covers 641.7 square miles: 603.3 square miles of land and 38.4 square miles of water.

Official Census measurements2026 Gazetteer · retrieved September 27, 2026
Land area603.3 mi²
Water area38.4 mi²
Total area641.7 mi²
National land rank#1617

County outline

Generalized outline of Tensas Parish, Louisiana
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 Tensas Parish is located

Tensas Parish highlighted on a map of all U.S. county equivalents. About the maps

Area breakdown

Land accounts for 94% of Tensas Parish’s measured area and water for 6%. Its combined area converts to 1,662 square kilometers or approximately 410,684 acres.

Green: land · blue: water

MeasurementSquare milesSquare kilometersAcres
Land603.3021,562.545386,113.3
Water38.39199.43224,570.2
Total641.6931,661.977410,683.5

How Tensas Parish compares

By original Census land area, Tensas Parish ranks #39 of 64 in Louisiana and #1617 of 3,222 nationally. National rankings include the 50 states, District of Columbia, and Puerto Rico.

Its land area is 0.934 times the Louisiana county-equivalent median of 645.9 square miles. It accounts for 1.4% of the combined county land area in the state.

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

What stands out about Tensas Parish?

Tensas Parish has more land than 1,605 of the other 3,221 county equivalents in the dataset.

Land area compared with the typical county equivalent
Tensas Parish603.3 mi²
Louisiana median645.9 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 Tensas Parish at #1,604 nationally by total area, 13 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 6%, compared with a national county-equivalent median of 1.2% — 4.8 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 Tensas Parish in the national ranking. They can be in different states and are not necessarily geographic neighbors.

Land rankCounty equivalentLand mi²Comparison
#1616McHenry County, Illinois603.4Compare
#1617Tensas Parish, Louisiana603.3This county
#1618Gibson County, Tennessee602.7Compare

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 32.001489, -91.342576. 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: 1,562,545,680 m²; AWATER: 99,432,220 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 Tensas Parish?

The land measurement converts to approximately 386,113 acres. Including water, total area is approximately 410,684 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