Spalding County area

Population and density of Spalding County

The Census Bureau estimates that 70,775 people lived in Spalding County on July 1, 2025. That ranks #791 of 3,222 county equivalents nationally and #36 of 159 in Georgia. Since the April 1, 2020 estimates base of 67,297, the population has grown by 3,478 (+5.2%), compared with +5.5% for Georgia as a whole.

With 196 square miles of land, that is 361 people per square mile (139 per km²), placing Spalding County #446 nationally for density and #26 in Georgia. The median county equivalent has 47 people per square mile; the Georgia median is 69. Put another way, there are about 1.8 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 Spalding County

2 incorporated places lie at least partly in Spalding County. Together they are home to 24,132 people (34.1%); the other 46,643 (65.9%) live outside any incorporated place, in unincorporated communities and rural areas.

The largest is Griffin city, with 23,896 residents in the county.

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

Metropolitan area

Spalding County is an outlying county of the Atlanta-Sandy Springs-Roswell, GA Metropolitan Statistical Area, in the Atlanta-Sandy Springs-Roswell, GA metropolitan division. Its 29 county equivalents have 6,482,182 residents on 8,784.1 square miles of land; Spalding County accounts for 2.2% of the land and 1.1% of the residents. By combined land it ranks #10 of 393 metropolitan areas, and #6 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 Spalding County; 3 of them have most of their land inside the county, and the others mainly cover neighboring areas.

30205302233022430228302483028430292

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 Spalding County

Spalding County shares a land border with 8 county equivalents. It has more land than 4 of them. The largest neighbor is Meriwether County (500.9 mi²) and the smallest is Clayton County (141.7 mi²). Together with its neighbors, Spalding County forms a block of 2,376.3 mi² of land, of which it holds 8.2%.

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

Spalding County has less land than any of the 50 states. Rhode Island, the smallest state by land area, has 1,033.9 mi², about 5.3 times as much. Georgia’s county land could hold about 295 areas the size of Spalding County.

Another way to picture it: the same land area would fill a square about 14 miles (22.5 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 Spalding County?

Spalding County has more land than 220 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 Spalding County at #3,023 nationally by total area, 21 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 1.8%, compared with a national county-equivalent median of 1.2% — 0.6 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 Spalding 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.