NC · GEOID 37071

Gaston County area

Gaston County, North Carolina covers 363.7 square miles: 355.8 square miles of land and 7.9 square miles of water.

Official Census measurements2026 Gazetteer · retrieved September 27, 2026
Land area355.8 mi²
Water area7.9 mi²
Total area363.7 mi²
National land rank#2672

County outline

Generalized outline of Gaston County, North Carolina
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 Gaston County is located

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

Area breakdown

Land accounts for 97.8% of Gaston County’s measured area and water for 2.2%. Its combined area converts to 941.9 square kilometers or approximately 232,758 acres.

Green: land · blue: water

MeasurementSquare milesSquare kilometersAcres
Land355.75921.388227,680
Water7.93420.5495,077.8
Total363.684941.937232,757.8

How Gaston County compares

By original Census land area, Gaston County ranks #73 of 100 in North Carolina and #2672 of 3,222 nationally. National rankings include the 50 states, District of Columbia, and Puerto Rico.

Its land area is 0.773 times the North Carolina county-equivalent median of 460.3 square miles. It accounts for 0.7% of the combined county land area in the state.

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

What stands out about Gaston County?

Gaston County has more land than 550 of the other 3,221 county equivalents in the dataset.

Land area compared with the typical county equivalent
Gaston County355.8 mi²
North Carolina median460.3 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 Gaston County at #2,698 nationally by total area, 26 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 2.2%, compared with a national county-equivalent median of 1.2% — 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 Gaston County in the national ranking. They can be in different states and are not necessarily geographic neighbors.

Land rankCounty equivalentLand mi²Comparison
#2671Lee County, Georgia355.9Compare
#2672Gaston County, North Carolina355.8This county
#2673Upshur County, West Virginia354.6Compare

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 35.292834, -81.177364. 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: 921,388,795 m²; AWATER: 20,549,902 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 Gaston County?

The land measurement converts to approximately 227,680 acres. Including water, total area is approximately 232,758 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