Surry County area

Population and density of Surry County

The Census Bureau estimates that 72,287 people lived in Surry County on July 1, 2025. That ranks #777 of 3,222 county equivalents nationally and #38 of 100 in North Carolina. Since the April 1, 2020 estimates base of 71,371, the population has grown by 916 (+1.3%), compared with +7.2% for North Carolina as a whole.

With 532.6 square miles of land, that is 136 people per square mile (52 per km²), placing Surry County #824 nationally for density and #46 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 4.7 acres of land per resident.

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 Surry County

4 incorporated places lie at least partly in Surry County. Together they are home to 17,653 people (24.4%); the other 54,634 (75.6%) live outside any incorporated place, in unincorporated communities and rural areas.

The largest is Mount Airy city, with 10,682 residents in the county. The county seat, Dobson town, has 1,474 residents. Among places with at least 1,000 residents in 2020, Dobson town grew fastest since then (+0.7%).

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

Metropolitan area

Surry County is a central county of the Mount Airy, NC Micropolitan Statistical Area. Surry County is the area’s only county equivalent, so the micro area has the same 532.6 square miles of land. By combined land it ranks #412 of 542 micropolitan areas, and #97 by population. It belongs to the Greensboro--Winston-Salem--High Point, NC Combined Statistical Area.

ZIP codes

12 ZIP Code Tabulation Areas have land in Surry County; 9 of them have most of their land inside the county, and the others mainly cover neighboring areas.

270072701727024270302704127043270472705328621286232867628683

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 Surry County

Surry County shares a land border with 8 county equivalents, including 3 in Virginia. It has more land than 7 of them. The largest neighbor is Wilkes County (753.7 mi²) and the smallest is Alleghany County (234.8 mi²). Together with its neighbors, Surry County forms a block of 4,113 mi² of land, of which it holds 13%.

How big is Surry County compared with U.S. states?

Surry County has less land than any of the 50 states. Rhode Island, the smallest state by land area, has 1,033.9 mi², about 1.9 times as much. North Carolina’s county land could hold about 91 areas the size of Surry County.

Another way to picture it: the same land area would fill a square about 23.1 miles (37.1 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 Surry County?

Surry County has more land than 1,264 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 Surry County at #2,053 nationally by total area, 95 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 0.7%, compared with a national county-equivalent median of 1.2% — 0.4 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 Surry County in the national ranking. They can be in different states and are not necessarily geographic neighbors.

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.