County outline
Where Liberty County is located
Area breakdown
Land accounts for 85.7% of Liberty County’s measured area and water for 14.3%. Its combined area converts to 1,560.5 square kilometers or approximately 385,612 acres.
Green: land · blue: water
| Measurement | Square miles | Square kilometers | Acres |
|---|---|---|---|
| Land | 516.463 | 1,337.633 | 330,536.3 |
| Water | 86.056 | 222.884 | 55,075.8 |
| Total | 602.519 | 1,560.517 | 385,612.2 |
How Liberty County compares
By original Census land area, Liberty County ranks #19 of 159 in Georgia and #2019 of 3,222 nationally. National rankings include the 50 states, District of Columbia, and Puerto Rico.
Its land area is 1.507 times the Georgia county-equivalent median of 342.7 square miles. It accounts for 0.9% of the combined county land area in the state.
See the complete Georgia ranking · What counts as a county equivalent?
Population and density of Liberty County
The Census Bureau estimates that 70,313 people lived in Liberty County on July 1, 2025. That ranks #799 of 3,222 county equivalents nationally and #37 of 159 in Georgia. Since the April 1, 2020 estimates base of 65,277, the population has grown by 5,036 (+7.7%), compared with +5.5% for Georgia as a whole.
With 516.5 square miles of land, that is 136 people per square mile (53 per km²), placing Liberty County #820 nationally for density and #49 in Georgia. The median county equivalent has 47 people per square mile; the Georgia median is 69. Put another way, there are about 4.7 acres of land per resident.
| July 1 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|---|
| Estimate | 65,330 | 66,841 | 68,077 | 68,136 | 69,537 | 70,313 |
| Change | — | +1,511 | +1,236 | +59 | +1,401 | +776 |
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 Liberty County
7 incorporated places lie at least partly in Liberty County. Together they are home to 45,785 people (65.1%); the other 24,528 (34.9%) live outside any incorporated place, in unincorporated communities and rural areas.
The largest is Hinesville city, with 36,674 residents in the county. Among places with at least 1,000 residents in 2020, Walthourville city grew fastest since then (+8.8%).
| Incorporated place | Population 2025 | Since 2020 | Land mi² |
|---|---|---|---|
| Hinesville cityCounty seat | 36,674 | +5.2% | 24.4 |
| Walthourville city | 4,003 | +8.8% | 3.844 |
| Midway city | 2,387 | +6.6% | 6.422 |
| Allenhurst city | 904 | +9.4% | 1.092 |
| Flemington city | 880 | +7.4% | 4.766 |
| Riceboro city | 676 | +10.5% | 11.2 |
| Gumbranch city | 261 | +10.6% | 0.807 |
Population: U.S. Census Bureau Vintage 2025 subcounty estimates, counting only the part of each place inside Liberty County. Land: 2026 Census Gazetteer, for the whole place even where it extends into other counties. How communities are listed.
Metropolitan area
Liberty County is a central county of the Hinesville, GA Metropolitan Statistical Area. Its 2 county equivalents have 91,870 residents on 916.9 square miles of land; Liberty County accounts for 56.3% of the land and 76.5% of the residents. By combined land it ranks #291 of 393 metropolitan areas, and #376 by population. It belongs to the Savannah-Hinesville-Statesboro, GA Combined Statistical Area.
| County equivalent | Population 2025 | Land mi² |
|---|---|---|
| Liberty County | 70,313 | 516.5 |
| Long County | 21,557 | 400.4 |
ZIP codes
10 ZIP Code Tabulation Areas have land in Liberty County; 8 of them have most of their land inside the county, and the others mainly cover neighboring areas.
31301313093131331314313153131631320313233132431333
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 Liberty County
Liberty County shares a land border with 5 county equivalents. It has more land than every one of them. The largest neighbor is Tattnall County (480.8 mi²) and the smallest is Evans County (182.9 mi²). Together with its neighbors, Liberty County forms a block of 2,449.5 mi² of land, of which it holds 21.1%.
| Bordering county equivalent | Land mi² | Size vs. Liberty | Compare |
|---|---|---|---|
| Tattnall County | 480.8 | 1.1× smaller | Compare |
| Bryan County | 437.6 | 1.2× smaller | Compare |
| McIntosh County | 431.3 | 1.2× smaller | Compare |
| Long County | 400.4 | 1.3× smaller | Compare |
| Evans County | 182.9 | 2.8× smaller | Compare |
How big is Liberty County compared with U.S. states?
Liberty 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 times as much. Georgia’s county land could hold about 112 areas the size of Liberty County.
Another way to picture it: the same land area would fill a square about 22.7 miles (36.6 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 Liberty County?
Liberty County has more land than 1,203 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 Liberty County at #1,734 nationally by total area, 285 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 14.3%, compared with a national county-equivalent median of 1.2% — 13.1 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 Liberty County in the national ranking. They can be in different states and are not necessarily geographic neighbors.
| Land rank | County equivalent | Land mi² | Comparison |
|---|---|---|---|
| #2018 | Coal County, Oklahoma | 516.8 | Compare |
| #2019 | Liberty County, Georgia | 516.5 | This county |
| #2020 | Gadsden County, Florida | 516.4 | 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 31.808076, -81.444413. 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: 1,337,631,993 m²; AWATER: 222,884,807 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 Liberty County?
Liberty County, Georgia has 516.5 square miles (1,337.6 km²) of land and 86.1 square miles of water, for a total area of 602.5 square miles. It ranks #2019 of 3,222 U.S. county equivalents by land area.
Is Liberty County the largest county in Georgia?
No. Liberty County ranks #19 of 159 in Georgia by land area. The largest is Ware County, with 899.4 square miles of land.
What counties border Liberty County?
Liberty County shares a land border with Bryan County, Long County, McIntosh County, Tattnall County, and Evans County.
What is the population of Liberty County?
The Census Bureau estimates Liberty County had 70,313 residents on July 1, 2025, ranking #799 of 3,222 county equivalents. That is 136 people per square mile of land.
What is the county seat of Liberty County?
The county seat of Liberty County is Hinesville.
What cities and towns are in Liberty County?
Liberty County has 7 incorporated places. The most populous five are Hinesville city, Walthourville city, Midway city, Allenhurst city, and Flemington city; 24,528 residents live outside any incorporated place.
Is Liberty County part of a metropolitan area?
Yes. It is a central county of the Hinesville, GA Metropolitan Statistical Area, which has 2 county equivalents and 91,870 residents.
How many ZIP codes are in Liberty County?
10 ZIP Code Tabulation Areas have land in Liberty County, and 8 of them have most of their land inside the county. Census ZIP Code Tabulation Areas approximate USPS ZIP Code areas.
How does Liberty County compare with U.S. states?
It has less land than every state. Rhode Island, the smallest, has 2 times as much land.
How many acres of land are in Liberty County?
The land measurement converts to approximately 330,536 acres. Including water, total area is approximately 385,612 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.