County outline
Where Columbus County is located
Area breakdown
Land accounts for 98.2% of Columbus County’s measured area and water for 1.8%. Its combined area converts to 2,473.5 square kilometers or approximately 611,216 acres.
Green: land · blue: water
| Measurement | Square miles | Square kilometers | Acres |
|---|---|---|---|
| Land | 938.148 | 2,429.792 | 600,414.7 |
| Water | 16.877 | 43.711 | 10,801.3 |
| Total | 955.025 | 2,473.503 | 611,216 |
How Columbus County compares
By original Census land area, Columbus County ranks #3 of 100 in North Carolina and #759 of 3,222 nationally. National rankings include the 50 states, District of Columbia, and Puerto Rico.
Its land area is 2.038 times the North Carolina county-equivalent median of 460.3 square miles. It accounts for 1.9% of the combined county land area in the state.
See the complete North Carolina ranking · What counts as a county equivalent?
Population and density of Columbus County
The Census Bureau estimates that 50,487 people lived in Columbus County on July 1, 2025. That ranks #1,020 of 3,222 county equivalents nationally and #52 of 100 in North Carolina. Since the April 1, 2020 estimates base of 50,630, the population has declined by 143 (−0.3%), compared with +7.2% for North Carolina as a whole.
With 938.1 square miles of land, that is 54 people per square mile (21 per km²), placing Columbus County #1,481 nationally for density and #80 in North Carolina. The median county equivalent has 47 people per square mile; the North Carolina median is 116. Put another way, there are about 12 acres of land per resident.
| July 1 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|---|
| Estimate | 50,487 | 50,021 | 50,037 | 50,249 | 50,301 | 50,487 |
| Change | — | −466 | +16 | +212 | +52 | +186 |
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 Columbus County
10 incorporated places lie at least partly in Columbus County. Together they are home to 14,292 people (28.3%); the other 36,195 (71.7%) live outside any incorporated place, in unincorporated communities and rural areas.
The largest is Whiteville city, with 4,765 residents in the county. Among places with at least 1,000 residents in 2020, Tabor City town grew fastest since then (+2.4%).
| Incorporated place | Population 2025 | Since 2020 | Land mi² |
|---|---|---|---|
| Whiteville cityCounty seat | 4,765 | +0% | 5.559 |
| Tabor City town | 3,886 | +2.4% | 3.463 |
| Chadbourn town | 1,539 | −1.4% | 2.601 |
| Lake Waccamaw town | 1,239 | −4.3% | 2.803 |
| Brunswick town | 921 | −5.7% | 0.699 |
| Fair Bluff town | 737 | +5% | 2.358 |
| Sandyfield town | 450 | +3.7% | 3.107 |
| Bolton town | 448 | −1.8% | 3.254 |
| Boardman town | 163 | 0% | 3.088 |
| Cerro Gordo town | 144 | +9.9% | 0.792 |
Population: U.S. Census Bureau Vintage 2025 subcounty estimates, counting only the part of each place inside Columbus County. Land: 2026 Census Gazetteer, for the whole place even where it extends into other counties. How communities are listed.
Metropolitan area
Columbus County 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
16 ZIP Code Tabulation Areas have land in Columbus County; 13 of them have most of their land inside the county, and the others mainly cover neighboring areas.
28320284232842428430284312843228433284362843828439284422845028455284562846328472
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 Columbus County
Columbus County shares a land border with 5 county equivalents, including 1 in South Carolina. It has more land than 3 of them. The largest neighbor is Horry County (1,133.1 mi²) and the smallest is Brunswick County (849.5 mi²). Together with its neighbors, Columbus County forms a block of 5,614.3 mi² of land, of which it holds 16.7%.
| Bordering county equivalent | Land mi² | Size vs. Columbus | Compare |
|---|---|---|---|
| Horry CountySouth Carolina | 1,133.1 | 1.2× larger | Compare |
| Robeson County | 947.3 | about the same | Compare |
| Bladen County | 875 | 1.1× smaller | Compare |
| Pender County | 871.3 | 1.1× smaller | Compare |
| Brunswick County | 849.5 | 1.1× smaller | Compare |
How big is Columbus County compared with U.S. states?
Columbus County has less land than any of the 50 states. Rhode Island, the smallest state by land area, has 1,033.9 mi², about 1.1 times as much. North Carolina’s county land could hold about 52 areas the size of Columbus County.
Another way to picture it: the same land area would fill a square about 30.6 miles (49.3 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 Columbus County?
Columbus County has more land than 2,463 of the other 3,221 county equivalents in the dataset.
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 Columbus County at #836 nationally by total area, 77 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 1.8%, compared with a national county-equivalent median of 1.2% — 0.6 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 Columbus County in the national ranking. They can be in different states and are not necessarily geographic neighbors.
| Land rank | County equivalent | Land mi² | Comparison |
|---|---|---|---|
| #758 | Jasper County, Texas | 938.7 | Compare |
| #759 | Columbus County, North Carolina | 938.1 | This county |
| #760 | Comanche County, Texas | 937.8 | Compare |
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 34.261496, -78.639904. 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: 2,429,792,464 m²; AWATER: 43,712,412 m². Rankings use ALAND; exact ties use ascending GEOID. Tables preserve Census-published square miles to three decimals, with conversions based on those values.
Common questions
How big is Columbus County?
Columbus County, North Carolina has 938.1 square miles (2,429.8 km²) of land and 16.9 square miles of water, for a total area of 955 square miles. It ranks #759 of 3,222 U.S. county equivalents by land area.
Is Columbus County the largest county in North Carolina?
No. Columbus County ranks #3 of 100 in North Carolina by land area. The largest is Robeson County, with 947.3 square miles of land.
What counties border Columbus County?
Columbus County shares a land border with Brunswick County, Bladen County, Horry County, South Carolina, Robeson County, and Pender County.
What is the population of Columbus County?
The Census Bureau estimates Columbus County had 50,487 residents on July 1, 2025, ranking #1,020 of 3,222 county equivalents. That is 54 people per square mile of land.
What is the county seat of Columbus County?
The county seat of Columbus County is Whiteville.
What cities and towns are in Columbus County?
Columbus County has 10 incorporated places. The most populous five are Whiteville city, Tabor City town, Chadbourn town, Lake Waccamaw town, and Brunswick town; 36,195 residents live outside any incorporated place.
Is Columbus County part of a metropolitan area?
No. Columbus County is outside every metropolitan and micropolitan statistical area in the July 2023 OMB delineation.
How many ZIP codes are in Columbus County?
16 ZIP Code Tabulation Areas have land in Columbus County, and 13 of them have most of their land inside the county. Census ZIP Code Tabulation Areas approximate USPS ZIP Code areas.
How does Columbus County compare with U.S. states?
It has less land than every state. Rhode Island, the smallest, has 1.1 times as much land.
How many acres of land are in Columbus County?
The land measurement converts to approximately 600,415 acres. Including water, total area is approximately 611,216 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.