County outline
Where Grayson County is located
Area breakdown
Land accounts for 99.2% of Grayson County’s measured area and water for 0.8%. Its combined area converts to 1,154 square kilometers or approximately 285,162 acres.
Green: land · blue: water
| Measurement | Square miles | Square kilometers | Acres |
|---|---|---|---|
| Land | 441.785 | 1,144.218 | 282,742.4 |
| Water | 3.781 | 9.793 | 2,419.8 |
| Total | 445.566 | 1,154.011 | 285,162.2 |
How Grayson County compares
By original Census land area, Grayson County ranks #38 of 133 in Virginia and #2299 of 3,222 nationally. National rankings include the 50 states, District of Columbia, and Puerto Rico.
Its land area is 1.425 times the Virginia county-equivalent median of 310 square miles. It accounts for 1.1% of the combined county land area in the state.
See the complete Virginia ranking · What counts as a county equivalent?
Population and density of Grayson County
The Census Bureau estimates that 15,230 people lived in Grayson County on July 1, 2025. That ranks #2,144 of 3,222 county equivalents nationally and #98 of 133 in Virginia. Since the April 1, 2020 estimates base of 15,336, the population has declined by 106 (−0.7%), compared with +2.9% for Virginia as a whole.
With 441.8 square miles of land, that is 34 people per square mile (13 per km²), placing Grayson County #1,883 nationally for density and #118 in Virginia. The median county equivalent has 47 people per square mile; the Virginia median is 109. Put another way, there are about 19 acres of land per resident.
| July 1 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|---|
| Estimate | 15,282 | 15,349 | 15,320 | 15,259 | 15,333 | 15,230 |
| Change | — | +67 | −29 | −61 | +74 | −103 |
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 Grayson County
3 incorporated places lie at least partly in Grayson County. Together they are home to 1,582 people (10.4%); the other 13,648 (89.6%) live outside any incorporated place, in unincorporated communities and rural areas.
The largest is Independence town, with 1,000 residents in the county. By land, Troutdale town is the largest at 3.124 mi².
| Incorporated place | Population 2025 | Since 2020 | Land mi² |
|---|---|---|---|
| Independence townCounty seat | 1,000 | −1% | 2.343 |
| Fries town | 444 | −1.6% | 0.638 |
| Troutdale town | 138 | −1.4% | 3.124 |
Population: U.S. Census Bureau Vintage 2025 subcounty estimates, counting only the part of each place inside Grayson County. Land: 2026 Census Gazetteer, for the whole place even where it extends into other counties. How communities are listed.
Metropolitan area
Grayson 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
9 ZIP Code Tabulation Areas have land in Grayson County; 7 of them have most of their land inside the county, and the others mainly cover neighboring areas.
242922432624330243332434824350243632437828675
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 Grayson County
Grayson County shares a land border with 9 county equivalents, including 4 in North Carolina and Tennessee. It has more land than 4 of them. The largest neighbor is Washington County (561.2 mi²) and the smallest is Galax city (8.2 mi²). Together with its neighbors, Grayson County forms a block of 3,891.5 mi² of land, of which it holds 11.4%.
| Bordering county equivalent | Land mi² | Size vs. Grayson | Compare |
|---|---|---|---|
| Washington County | 561.2 | 1.3× larger | Compare |
| Surry CountyNorth Carolina | 532.6 | 1.2× larger | Compare |
| Carroll County | 474.7 | 1.1× larger | Compare |
| Wythe County | 462 | about the same | Compare |
| Smyth County | 451.4 | about the same | Compare |
| Ashe CountyNorth Carolina | 426.3 | about the same | Compare |
| Johnson CountyTennessee | 298.4 | 1.5× smaller | Compare |
| Alleghany CountyNorth Carolina | 234.8 | 1.9× smaller | Compare |
| Galax city | 8.2 | 53.6× smaller | Compare |
How big is Grayson County compared with U.S. states?
Grayson County has less land than any of the 50 states. Rhode Island, the smallest state by land area, has 1,033.9 mi², about 2.3 times as much. Virginia’s county land could hold about 89 areas the size of Grayson County.
Another way to picture it: the same land area would fill a square about 21 miles (33.8 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 Grayson County?
Grayson County has more land than 923 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 Grayson County at #2,361 nationally by total area, 62 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 0.8%, compared with a national county-equivalent median of 1.2% — 0.3 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 Grayson County in the national ranking. They can be in different states and are not necessarily geographic neighbors.
| Land rank | County equivalent | Land mi² | Comparison |
|---|---|---|---|
| #2298 | Perry County, Illinois | 441.9 | Compare |
| #2299 | Grayson County, Virginia | 441.8 | This county |
| #2300 | Nance County, Nebraska | 441.6 | 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 36.652374, -81.215787. 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: 1,144,218,744 m²; AWATER: 9,792,930 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 Grayson County?
Grayson County, Virginia has 441.8 square miles (1,144.2 km²) of land and 3.781 square miles of water, for a total area of 445.6 square miles. It ranks #2299 of 3,222 U.S. county equivalents by land area.
Is Grayson County the largest county in Virginia?
No. Grayson County ranks #38 of 133 in Virginia by land area. The largest is Pittsylvania County, with 969 square miles of land.
What counties border Grayson County?
Grayson County shares a land border with Alleghany County, North Carolina, Smyth County, Carroll County, Ashe County, North Carolina, Wythe County, Surry County, North Carolina, Johnson County, Tennessee, Washington County, and Galax city.
What is the population of Grayson County?
The Census Bureau estimates Grayson County had 15,230 residents on July 1, 2025, ranking #2,144 of 3,222 county equivalents. That is 34 people per square mile of land.
What is the county seat of Grayson County?
The county seat of Grayson County is Independence.
What cities and towns are in Grayson County?
Grayson County has 3 incorporated places. The most populous are Independence town, Fries town, and Troutdale town; 13,648 residents live outside any incorporated place.
Is Grayson County part of a metropolitan area?
No. Grayson County is outside every metropolitan and micropolitan statistical area in the July 2023 OMB delineation.
How many ZIP codes are in Grayson County?
9 ZIP Code Tabulation Areas have land in Grayson County, and 7 of them have most of their land inside the county. Census ZIP Code Tabulation Areas approximate USPS ZIP Code areas.
How does Grayson County compare with U.S. states?
It has less land than every state. Rhode Island, the smallest, has 2.3 times as much land.
How many acres of land are in Grayson County?
The land measurement converts to approximately 282,742 acres. Including water, total area is approximately 285,162 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.