Red River Parish area

Red River Parish, Louisiana covers 402.2 square miles: 389 square miles of land and 13.2 square miles of water. Its county seat is Coushatta. An estimated 7,165 people lived there in 2025.

Official Census measurements · GEOID 220812026 Gazetteer · retrieved September 27, 2026
Land area389 mi²
Water area13.2 mi²
Population (2025)7,165
People per mi²18

County outline

Generalized outline of Red River 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 Red River Parish is located

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

Area breakdown

Land accounts for 96.7% of Red River Parish’s measured area and water for 3.3%. Its combined area converts to 1,041.7 square kilometers or approximately 257,413 acres.

Green: land · blue: water

MeasurementSquare milesSquare kilometersAcres
Land388.981,007.454248,947.2
Water13.22834.268,465.9
Total402.2081,041.714257,413.1

How Red River Parish compares

By original Census land area, Red River Parish ranks #53 of 64 in Louisiana and #2575 of 3,222 nationally. National rankings include the 50 states, District of Columbia, and Puerto Rico.

Its land area is 0.602 times the Louisiana county-equivalent median of 645.9 square miles. It accounts for 0.9% of the combined county land area in the state.

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

Population and density of Red River Parish

The Census Bureau estimates that 7,165 people lived in Red River Parish on July 1, 2025. That ranks #2,720 of 3,222 county equivalents nationally and #61 of 64 in Louisiana. Since the April 1, 2020 estimates base of 7,619, the population has declined by 454 (−6%), compared with −0.9% for Louisiana as a whole.

With 389 square miles of land, that is 18 people per square mile (7.1 per km²), placing Red River Parish #2,375 nationally for density and #55 in Louisiana. The median county equivalent has 47 people per square mile; the Louisiana median is 48. Put another way, there are about 35 acres of land per resident.

Estimated population, 2020–2025 · line scaled to this county’s own range
July 1202020212022202320242025
Estimate7,5837,5067,4837,3707,2477,165
Change—−77−23−113−123−82

U.S. Census Bureau, Vintage 2025 population estimates. Estimates are revised each year and are not decennial census counts. Density divides the whole population by the whole county’s land area, so it describes an average, not how settlement is distributed within the county. Population sources and methods.

Cities and towns in Red River Parish

4 incorporated places lie at least partly in Red River Parish. Together they are home to 2,560 people (35.7%); the other 4,605 (64.3%) live outside any incorporated place, in unincorporated communities and rural areas.

The largest is Coushatta town, with 1,623 residents in the county. By land, Martin village is the largest at 11.6 mi².

Incorporated placePopulation 2025Since 2020Land mi²
Coushatta townCounty seat1,623−7.5%3.34
Martin village494−5.9%11.6
Hall Summit village256−4.5%1.673
Edgefield village187−8.3%0.248

Population: U.S. Census Bureau Vintage 2025 subcounty estimates, counting only the part of each place inside Red River Parish. Land: 2026 Census Gazetteer, for the whole place even where it extends into other counties. How communities are listed.

Metropolitan area

Red River Parish is not part of any metropolitan or micropolitan statistical area in the Office of Management and Budget’s July 2023 delineation; 1,306 other county equivalents are also outside one. These areas are built around an urban core of at least 10,000 people plus the counties tied to it by commuting, so counties outside them are generally rural.

ZIP codes

5 ZIP Code Tabulation Areas have land in Red River Parish; 2 of them have most of their land inside the county, and the others mainly cover neighboring areas.

7101971034710527106871115

ZIP Code Tabulation Areas are the Census Bureau’s approximations of USPS ZIP Code service areas, from the 2020 Census relationship files. Lighter codes have less than half of their land in this county. Post-office-box and single-address ZIP Codes have no tabulation area.

Counties bordering Red River Parish

Red River Parish shares a land border with 5 county equivalents. Each of them has more land than Red River Parish. The largest neighbor is Natchitoches Parish (1,253 mi²) and the smallest is Bienville Parish (811.3 mi²). Together with its neighbors, Red River Parish forms a block of 5,048.9 mi² of land, of which it holds 7.7%.

Map of Red River Parish and the 5 county equivalents that border it Natchitoches Parish, Louisiana: 1,253 mi² landDe Soto Parish, Louisiana: 876.5 mi² landBienville Parish, Louisiana: 811.3 mi² landCaddo Parish, Louisiana: 879.5 mi² landBossier Parish, Louisiana: 839.6 mi² land
Red River Parish (dark) and its bordering county equivalents. Select a neighbor to open its profile. Drawn from the 2025 Census cartographic boundaries in an equal-area projection. How borders are determined.
Bordering county equivalentLand mi²Size vs. Red RiverCompare
Natchitoches Parish1,2533.2× largerCompare
Caddo Parish879.52.3× largerCompare
De Soto Parish876.52.3× largerCompare
Bossier Parish839.62.2× largerCompare
Bienville Parish811.32.1× largerCompare

How big is Red River Parish compared with U.S. states?

Red River Parish has less land than any of the 50 states. Rhode Island, the smallest state by land area, has 1,033.9 mi², about 2.7 times as much. Louisiana’s county land could hold about 111 areas the size of Red River Parish.

Land area: Red River Parish and the closest-sized states
Red River Parish389 mi²
Rhode Island1,033.9 mi²

Another way to picture it: the same land area would fill a square about 19.7 miles (31.7 km) on each side. Real county shapes are rarely square, so this is a scale reference rather than a width or driving distance.

State figures are the sums of each state’s county-equivalent land measurements in the same Census release, so states and counties are compared on the same basis. Published state totals can differ slightly because of rounding. Compare all states · Counties bigger than entire states.

What stands out about Red River Parish?

Red River Parish has more land than 647 of the other 3,221 county equivalents in the dataset.

Land area compared with the typical county equivalent
Red River Parish389 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 Red River Parish at #2,593 nationally by total area, 18 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 3.3%, compared with a national county-equivalent median of 1.2% — 2.1 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 Red River Parish in the national ranking. They can be in different states and are not necessarily geographic neighbors.

Land rankCounty equivalentLand mi²Comparison
#2574Washington County, Nebraska389.9Compare
#2575Red River Parish, Louisiana389This county
#2576Greene County, Georgia387.5Compare

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 32.101213, -93.349050. 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: 1,007,453,090 m²; AWATER: 34,259,703 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 big is Red River Parish?

Red River Parish, Louisiana has 389 square miles (1,007.5 km²) of land and 13.2 square miles of water, for a total area of 402.2 square miles. It ranks #2575 of 3,222 U.S. county equivalents by land area.

Is Red River Parish the largest county in Louisiana?

No. Red River Parish ranks #53 of 64 in Louisiana by land area. The largest is Vernon Parish, with 1,326.7 square miles of land.

What counties border Red River Parish?

Red River Parish shares a land border with Natchitoches Parish, De Soto Parish, Bienville Parish, Caddo Parish, and Bossier Parish.

What is the population of Red River Parish?

The Census Bureau estimates Red River Parish had 7,165 residents on July 1, 2025, ranking #2,720 of 3,222 county equivalents. That is 18 people per square mile of land.

What is the county seat of Red River Parish?

The county seat of Red River Parish is Coushatta.

What cities and towns are in Red River Parish?

Red River Parish has 4 incorporated places. The most populous are Coushatta town, Martin village, Hall Summit village, and Edgefield village; 4,605 residents live outside any incorporated place.

Is Red River Parish part of a metropolitan area?

No. Red River Parish is outside every metropolitan and micropolitan statistical area in the July 2023 OMB delineation.

How many ZIP codes are in Red River Parish?

5 ZIP Code Tabulation Areas have land in Red River Parish, and 2 of them have most of their land inside the county. Census ZIP Code Tabulation Areas approximate USPS ZIP Code areas.

How does Red River Parish compare with U.S. states?

It has less land than every state. Rhode Island, the smallest, has 2.7 times as much land.

How many acres of land are in Red River Parish?

The land measurement converts to approximately 248,947 acres. Including water, total area is approximately 257,413 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

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