Troup County area

Population and density of Troup County

The Census Bureau estimates that 72,844 people lived in Troup County on July 1, 2025. That ranks #775 of 3,222 county equivalents nationally and #35 of 159 in Georgia. Since the April 1, 2020 estimates base of 69,423, the population has grown by 3,421 (+4.9%), compared with +5.5% for Georgia as a whole.

With 414 square miles of land, that is 176 people per square mile (68 per km²), placing Troup County #687 nationally for density and #38 in Georgia. The median county equivalent has 47 people per square mile; the Georgia median is 69. Put another way, there are about 3.6 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 Troup County

3 incorporated places lie at least partly in Troup County. Together they are home to 40,673 people (55.8%); the other 32,171 (44.2%) live outside any incorporated place, in unincorporated communities and rural areas.

The largest is LaGrange city, with 34,730 residents in the county. Among places with at least 1,000 residents in 2020, LaGrange city grew fastest since then (+10.8%).

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

Metropolitan area

Troup County is a central county of the LaGrange, GA-AL Micropolitan Statistical Area. Its 2 county equivalents have 107,097 residents on 1,010.6 square miles of land; Troup County accounts for 41% of the land and 68% of the residents. By combined land it ranks #177 of 542 micropolitan areas, and #26 by population. It belongs to the Atlanta--Athens-Clarke County--Sandy Springs, GA-AL Combined Statistical Area.

ZIP codes

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

30217302303024030241318223183336855

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 Troup County

Troup County shares a land border with 6 county equivalents, including 2 in Alabama. It has more land than 1 of them. The largest neighbor is Chambers County (596.6 mi²) and the smallest is Heard County (296 mi²). Together with its neighbors, Troup County forms a block of 3,292.9 mi² of land, of which it holds 12.6%.

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

Troup County has less land than any of the 50 states. Rhode Island, the smallest state by land area, has 1,033.9 mi², about 2.5 times as much. Georgia’s county land could hold about 139 areas the size of Troup County.

Another way to picture it: the same land area would fill a square about 20.3 miles (32.7 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 Troup County?

Troup County has more land than 780 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 Troup County at #2,357 nationally by total area, 85 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 7.2%, compared with a national county-equivalent median of 1.2% — 6 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 Troup 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.