VA · GEOID 51095

James City County area

James City County, Virginia covers 179.1 square miles: 142.3 square miles of land and 36.8 square miles of water.

Official Census measurements2026 Gazetteer · retrieved September 27, 2026
Land area142.3 mi²
Water area36.8 mi²
Total area179.1 mi²
National land rank#3066

County outline

Generalized outline of James City County, Virginia
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 James City County is located

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

Area breakdown

Land accounts for 79.5% of James City County’s measured area and water for 20.5%. Its combined area converts to 463.8 square kilometers or approximately 114,605 acres.

Green: land · blue: water

MeasurementSquare milesSquare kilometersAcres
Land142.298368.5591,070.7
Water36.77295.23923,534.1
Total179.07463.789114,604.8

How James City County compares

By original Census land area, James City County ranks #93 of 133 in Virginia and #3066 of 3,222 nationally. National rankings include the 50 states, District of Columbia, and Puerto Rico.

Its land area is 0.459 times the Virginia county-equivalent median of 310 square miles. It accounts for 0.4% of the combined county land area in the state.

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

What stands out about James City County?

James City County has more land than 156 of the other 3,221 county equivalents in the dataset.

Land area compared with the typical county equivalent
James City County142.3 mi²
Virginia median310 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 James City County at #3,053 nationally by total area, 13 places closer to the top than its land rank. The water assigned to this geography moves it ahead of some county equivalents with more land.

Its water share is 20.5%, compared with a national county-equivalent median of 1.2% — 19.4 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 James City County in the national ranking. They can be in different states and are not necessarily geographic neighbors.

Land rankCounty equivalentLand mi²Comparison
#3065Glascock County, Georgia143.7Compare
#3066James City County, Virginia142.3This county
#3067Clayton County, Georgia141.7Compare

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 37.324837, -76.777888. 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: 368,550,689 m²; AWATER: 95,239,461 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 James City County?

The land measurement converts to approximately 91,071 acres. Including water, total area is approximately 114,605 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