King George County area

Population and density of King George County

The Census Bureau estimates that 29,646 people lived in King George County on July 1, 2025. That ranks #1,495 of 3,222 county equivalents nationally and #60 of 133 in Virginia. Since the April 1, 2020 estimates base of 26,720, the population has grown by 2,926 (+11%), compared with +2.9% for Virginia as a whole.

With 179.6 square miles of land, that is 165 people per square mile (64 per km²), placing King George County #725 nationally for density and #56 in Virginia. The median county equivalent has 47 people per square mile; the Virginia median is 109. Put another way, there are about 3.9 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 King George County

King George County has no incorporated cities, towns or villages. All 29,646 of its residents live in unincorporated communities, which the Census Bureau describes as census-designated places rather than municipalities.

Metropolitan area

King George 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

3 ZIP Code Tabulation Areas have land in King George County; 2 of them have most of their land inside the county, and the others mainly cover neighboring areas.

224432244822485

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 King George County

King George County shares a land border with 4 county equivalents. Each of them has more land than King George County. The largest neighbor is Caroline County (527.4 mi²) and the smallest is Westmoreland County (229.3 mi²). Together with its neighbors, King George County forms a block of 1,462.2 mi² of land, of which it holds 12.3%.

How big is King George County compared with U.S. states?

King George County has less land than any of the 50 states. Rhode Island, the smallest state by land area, has 1,033.9 mi², about 5.8 times as much. Virginia’s county land could hold about 220 areas the size of King George County.

Another way to picture it: the same land area would fill a square about 13.4 miles (21.6 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 King George County?

King George County has more land than 193 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 King George County at #3,043 nationally by total area, 14 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 4.3%, compared with a national county-equivalent median of 1.2% — 3.2 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 King George 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.