Dooly County area

Dooly County, Georgia covers 397.3 square miles: 392.6 square miles of land and 4.687 square miles of water. Its county seat is Vienna. An estimated 11,156 people lived there in 2025.

Official Census measurements · GEOID 130932026 Gazetteer · retrieved September 27, 2026
Land area392.6 mi²
Water area4.687 mi²
Population (2025)11,156
People per mi²28

County outline

Generalized outline of Dooly County, Georgia
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 Dooly County is located

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

Area breakdown

Land accounts for 98.8% of Dooly County’s measured area and water for 1.2%. Its combined area converts to 1,029 square kilometers or approximately 254,284 acres.

Green: land · blue: water

MeasurementSquare milesSquare kilometersAcres
Land392.6311,016.91251,283.8
Water4.68712.1392,999.7
Total397.3181,029.049254,283.5

How Dooly County compares

By original Census land area, Dooly County ranks #59 of 159 in Georgia and #2562 of 3,222 nationally. National rankings include the 50 states, District of Columbia, and Puerto Rico.

Its land area is 1.146 times the Georgia county-equivalent median of 342.7 square miles. It accounts for 0.7% of the combined county land area in the state.

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

Population and density of Dooly County

The Census Bureau estimates that 11,156 people lived in Dooly County on July 1, 2025. That ranks #2,408 of 3,222 county equivalents nationally and #120 of 159 in Georgia. Since the April 1, 2020 estimates base of 11,213, the population has declined by 57 (−0.5%), compared with +5.5% for Georgia as a whole.

With 392.6 square miles of land, that is 28 people per square mile (11 per km²), placing Dooly County #2,055 nationally for density and #127 in Georgia. The median county equivalent has 47 people per square mile; the Georgia median is 69. Put another way, there are about 23 acres of land per resident.

Estimated population, 2020–2025 · line scaled to this county’s own range
July 1202020212022202320242025
Estimate11,16610,86210,60711,05911,19611,156
Change—−304−255+452+137−40

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 Dooly County

6 incorporated places lie at least partly in Dooly County. Together they are home to 6,892 people (61.8%); the other 4,264 (38.2%) live outside any incorporated place, in unincorporated communities and rural areas.

The largest is Unadilla city, with 3,091 residents in the county. The county seat, Vienna city, has 2,961 residents. Among places with at least 1,000 residents in 2020, Vienna city grew fastest since then (+0.7%).

Incorporated placePopulation 2025Since 2020Land mi²
Unadilla city3,091−1.1%6.043
Vienna cityCounty seat2,961+0.7%5.622
Byromville town350−16.7%0.362
Pinehurst city290−5.8%1.017
Lilly city132+0.8%0.602
Dooling town68+3%0.463

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

Metropolitan area

Dooly 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

8 ZIP Code Tabulation Areas have land in Dooly County; 5 of them have most of their land inside the county, and the others mainly cover neighboring areas.

3100731015310513106331070310723109131092

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 Dooly County

Dooly County shares a land border with 6 county equivalents. It has more land than 4 of them. The largest neighbor is Sumter County (482.9 mi²) and the smallest is Pulaski County (249.3 mi²). Together with its neighbors, Dooly County forms a block of 2,552.1 mi² of land, of which it holds 15.4%.

Map of Dooly County and the 6 county equivalents that border it Crisp County, Georgia: 272.7 mi² landHouston County, Georgia: 376.2 mi² landMacon County, Georgia: 400.7 mi² landPulaski County, Georgia: 249.3 mi² landSumter County, Georgia: 482.9 mi² landWilcox County, Georgia: 377.8 mi² land
Dooly County (dark) and its bordering county equivalents. Select a neighbor to open its profile. Drawn from the 2025 Census cartographic boundaries in an equal-area projection. How borders are determined.
Bordering county equivalentLand mi²Size vs. DoolyCompare
Sumter County482.91.2× largerCompare
Macon County400.7about the sameCompare
Wilcox County377.8about the sameCompare
Houston County376.2about the sameCompare
Crisp County272.71.4× smallerCompare
Pulaski County249.31.6× smallerCompare

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

Dooly County has less land than any of the 50 states. Rhode Island, the smallest state by land area, has 1,033.9 mi², about 2.6 times as much. Georgia’s county land could hold about 147 areas the size of Dooly County.

Land area: Dooly County and the closest-sized states
Dooly County392.6 mi²
Rhode Island1,033.9 mi²

Another way to picture it: the same land area would fill a square about 19.8 miles (31.9 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 Dooly County?

Dooly County has more land than 660 of the other 3,221 county equivalents in the dataset.

Land area compared with the typical county equivalent
Dooly County392.6 mi²
Georgia median342.7 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 Dooly County at #2,614 nationally by total area, 52 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 1.2%, compared with a national county-equivalent median of 1.2%. The two percentages are within 0.1 percentage points of each other. 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 Dooly County in the national ranking. They can be in different states and are not necessarily geographic neighbors.

Land rankCounty equivalentLand mi²Comparison
#2561Cherokee County, South Carolina393Compare
#2562Dooly County, Georgia392.6This county
#2563Hall County, Georgia392.5Compare

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 32.151995, -83.807167. 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: 1,016,910,349 m²; AWATER: 12,140,184 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 big is Dooly County?

Dooly County, Georgia has 392.6 square miles (1,016.9 km²) of land and 4.687 square miles of water, for a total area of 397.3 square miles. It ranks #2562 of 3,222 U.S. county equivalents by land area.

Is Dooly County the largest county in Georgia?

No. Dooly County ranks #59 of 159 in Georgia by land area. The largest is Ware County, with 899.4 square miles of land.

What counties border Dooly County?

Dooly County shares a land border with Crisp County, Houston County, Macon County, Pulaski County, Sumter County, and Wilcox County.

What is the population of Dooly County?

The Census Bureau estimates Dooly County had 11,156 residents on July 1, 2025, ranking #2,408 of 3,222 county equivalents. That is 28 people per square mile of land.

What is the county seat of Dooly County?

The county seat of Dooly County is Vienna.

What cities and towns are in Dooly County?

Dooly County has 6 incorporated places. The most populous five are Unadilla city, Vienna city, Byromville town, Pinehurst city, and Lilly city; 4,264 residents live outside any incorporated place.

Is Dooly County part of a metropolitan area?

No. Dooly County is outside every metropolitan and micropolitan statistical area in the July 2023 OMB delineation.

How many ZIP codes are in Dooly County?

8 ZIP Code Tabulation Areas have land in Dooly County, and 5 of them have most of their land inside the county. Census ZIP Code Tabulation Areas approximate USPS ZIP Code areas.

How does Dooly County compare with U.S. states?

It has less land than every state. Rhode Island, the smallest, has 2.6 times as much land.

How many acres of land are in Dooly County?

The land measurement converts to approximately 251,284 acres. Including water, total area is approximately 254,284 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

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