What city is ZIP code 31787?

ZIP code 31787 is in Smithville, GA (Lee County).

What county is ZIP code 31787 in?

ZIP code 31787 is mostly in Lee County, Georgia.

How many people live in ZIP code 31787?

About 1,122 people live in the 31787 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.

Checked Oct 26, 2026

ZIP Code 31787

Smithville, GA, Lee County

Population

1,122

Land area

84.4sq mi

People per sq mi

City

Smithville

ZIP 31787 and nearby ZIP codes

Full map

ZIP 31787 at a glance

ZIP 31787 (Smithville) is 93% less dense than Georgia as a whole.
The median household income is $92,554, 20% above the Georgia median of $77,353.
A typical owner-occupied home is valued at $180,400 (41% below Georgia) and median rent is $1,005 a month.

Local data for ZIP 31787

Counts from official public data

Housing and community stats

ZIP 31787, American Community Survey 2020-2024

Full profile

Median household income

$92,554

Poverty rate

7.5%

Median home value

$180,400

Median rent

$1,005/mo

Homeownership

80.4%

Bachelor's or higher

13.7%

Median age

41.7

Average commute

34.6 min

Income, education and commute

Economy and federal money

Businesses, pandemic loans and political donations

Details

Business establishments

ZIP Business Patterns 2023

Employees

142

$9.7M annual payroll

PPP loans

$1.7M

86 loans

Campaign donations

$125K

0% D, 40% R, 2026 cycle

PPP loans in this ZIP

Environment and hazard risk

ZIP 31787, from FEMA, NOAA and EPA

Full report

Natural hazard risk

Very Low

Top: hurricane

Storm events since 1996

266

Countywide, mostly thunderstorm wind

Flood insurance policies

218

1.9% of homes, county

July high / Jan low

91° / 35°F

53.4 inches of rain a year

Hazards, floods and storm history Check a flood zone

Health statistics

Share of adults in ZIP 31787, CDC PLACES estimates

All 40 measures

Obesity

41.5%

U.S. 33.3% +8.2 pts

Diabetes

16.0%

U.S. 12.1% +3.9 pts

Smoking

14.7%

U.S. 12.8% +1.9 pts

Uninsured (18-64)

11.5%

U.S. 11.1% about the same

Frequently asked questions

What city is ZIP code 31787?: ZIP code 31787 is in Smithville, GA (Lee County).
What county is ZIP code 31787 in?: ZIP code 31787 is mostly in Lee County, Georgia.
How many people live in ZIP code 31787?: About 1,122 people live in the 31787 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.

Source: U.S. Census Bureau (ZIP Code Tabulation Areas, American Community Survey) · Data as of 12/31/2023. ZIP Code Tabulation Areas closely match, but are not identical to, USPS ZIP code delivery areas.