31315 ZIP Code — Fort Stewart, GA

Liberty County, Georgia

ZIP code 31315 is located in Fort Stewart, Georgia, within Liberty County. It covers approximately 3.38 square miles and serves a population of 7,835 residents. This is a po box ZIP code in the Eastern (ET) timezone, served by area code 912.

About ZIP code 31315

The housing stock consists of a mix of housing types. Most homes were built in the 1970s, giving the area an established character.

Median household income is $48,538.

The dominant occupation class is management, business, and professional, with arts, entertainment, and food service as the leading industry. The average commute of 15 minutes is near the national average.

College attainment at 19% is below the national average, consistent with a trades and production-oriented local economy.

Health indicators show elevated rates of smoking (22%) compared to national benchmarks.

Notable community characteristics include a notable veteran presence at 17% of civilians, above the national average of 7%.

Overall, ZIP code 31315 reflects a community defined by a trades-oriented workforce and a strong veteran community.

7,835

population

3.38

sq mi land

PO Box

ZIP type

Eastern (ET)

timezone

31315 ZIP code map

Cities in ZIP code 31315

Below are the cities the US Postal Service accepts for ZIP code 31315. Using any city not on this list may result in mail delivery delays.

City	Status
Fort Stewart	Acceptable
Fort Stewart	Acceptable
Fort Stewart	Preferred

Nearby ZIP codes

31313 Hinesville (3.8 mi) 31301 Allenhurst (8.7 mi) 31316 Ludowici (13.2 mi) 31323 Riceboro (14.4 mi) 31320 Midway (18 mi) 31324 Richmond Hill (19.2 mi)

Demographics updated 05/2026

Population
Total population	7,835
Population density	2,318 / sq mi
State FIPS	13
County FIPS	179

Geography
Land area	3.38 sq mi
Water area	0.00 sq mi
Latitude	31.8815
Longitude	-81.5986
Timezone	Eastern (ET)
Area code	912

Total population by age

Gender

Race & ethnicity

Economics updated 05/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	52.8%	50.2%	41.5%
$50k – $100k	38.7%	34.1%	30.3%
$100k – $200k	6.8%	14.1%	21.2%
Over $200k	1.7%	1.6%	7.1%

Demographics & statistics

7,835

Population

2,318

People per sq mi

21.4

Median age

$48,538

Median household income

$17,136

Per capita income

Median home value

$1,437

Median monthly rent

0.2%

Home ownership

15.2%

Poverty rate

13.5%

Unemployment

482

Housing units

19.0%

Bachelor's or higher

Age distribution

Male Female

782

Under 5

809

610

5–9

632

271

10–14

281

15–19

102

684

20–24

708

900

25–34

931

370

35–44

383

45–54

55–59

60–64

65–74

75–84

← Male

Female →

Age summary

Group	Count	%
Under 18	3,540	45.2%
18 and over	4,295	54.8%
65 and over	9	0.1%
Median age	21.4 years

Race & ethnicity

White 43.4%

Two or more races 16.6%

Hispanic or Latino 15.2%

Black or African American 14.7%

Other race 5.9%

American Indian / Alaska Native 2.3%

Asian 1.9%

Native Hawaiian / Pacific Islander 0.1%

Group	Count	%
White	4,007	43.4%
Two or more races	1,534	16.6%
Hispanic or Latino	1,404	15.2%
Black or African American	1,354	14.7%
Other race	543	5.9%
American Indian / Alaska Native	214	2.3%
Asian	178	1.9%
Native Hawaiian / Pacific Islander	5	0.1%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	52.8%	50.2%	41.5%
$50k – $100k	38.7%	34.1%	30.3%
$100k – $200k	6.8%	14.1%	21.2%
Over $200k	1.7%	1.6%	7.1%

Under $10k 11.1%

$10k–$15k 1.0%

$15k–$25k 3.1%

$25k–$35k 9.0%

$35k–$50k 28.7%

$50k–$75k 24.7%

$75k–$100k 12.1%

$100k–$150k 9.5%

$150k–$200k 0.3%

$200k+ 0.4%

Range	% of households
Under $10k	11.1%
$10k–$15k	1.0%
$15k–$25k	3.1%
$25k–$35k	9.0%
$35k–$50k	28.7%
$50k–$75k	24.7%
$75k–$100k	12.1%
$100k–$150k	9.5%
$150k–$200k	0.3%
$200k+	0.4%
Median income	$48,538

Housing

Home values

$500k–$1M 100.0%

Housing overview

Metric	Value
Median home value	$0
Median rent / month	$1,437
Owner occupied	0.2%
Renter occupied	99.8%
Vacant	16.7%
Single-family detached	7.3%
Large apartment buildings	1.7%
Mobile homes	1.7%
Median rooms	5.5
Avg household size (owned)	3.25

Year built

Era	%
2020 or later	1.9%
2010–2019	24.9%
2000–2009	14.3%
1990–1999	7.3%
1980–1989	10.4%
1970–1979	26.6%
1960–1969	5.8%
1950–1959	5.9%
1940–1949	0.9%
1939 or earlier	2.0%

Bedrooms

Size	% of units
No bedroom (studio)	1.3%
1 bedroom	8.4%
2 bedrooms	36.0%
3 bedrooms	23.4%
4 bedrooms	30.1%
5+ bedrooms	0.7%

Vehicles per household

Vehicles	% of households
No vehicle	2.0%
1 vehicle	38.4%
2 vehicles	53.6%
3 or more	6.0%

Heating fuel

Fuel type	%
Utility gas	11.4%
Electricity	84.1%
Propane / LP gas	2.7%
Solar	0.3%
No fuel used	1.4%

Households & families

Household type	Count	%
Married-couple family	1,620	67.8%
Cohabiting couple	27	1.1%
Male householder, no spouse	328	13.7%
Female householder, no spouse	415	17.4%
Households with children under 18	1,536	64.3%
Households with seniors (65+)	14	0.6%
Average household size	3.26

Marital status

Status	Male	Female
Never married	14.2%	8.0%
Married	78.5%	82.2%
Separated	2.5%	3.3%
Widowed	0.0%	1.4%
Divorced	4.8%	5.1%

Education

Less than 9th grade 4.2%

Some HS, no diploma 4.4%

HS graduate 28.7%

Some college, no degree 32.5%

Associate's degree 11.2%

Bachelor's degree 15.5%

Graduate / professional 3.4%

Metric	%
HS diploma or higher	91.4%
Bachelor's or higher	19.0%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	106	4.6%
Kindergarten	270	11.6%
Elementary school	1,374	59.3%
High school	184	7.9%
College / grad school	384	16.6%

Employment

Industry of employment

Arts, food & hospitality 18.8%

Public administration 18.1%

Education & healthcare 15.1%

Retail trade 11.8%

Construction 8.1%

Manufacturing 8.1%

Other services 7.7%

Transportation & utilities 4.1%

Professional & management 3.7%

Wholesale trade 2.4%

Information 1.0%

Finance & real estate 0.9%

Occupation

Category	%
Management, business & arts	29.3%
Service	21.6%
Sales & office	19.1%
Natural resources & construction	13.2%
Production & transportation	16.8%

Employment type

Type	%
Private sector	64.7%
Government	32.2%
Self-employed	2.9%
Unpaid family workers	0.2%

Commute

Method	%
Drive alone	82.7%
Carpool	10.6%
Public transit	0.0%
Walk	0.3%
Work from home	3.6%
Other means	2.8%
Avg commute (minutes)	15.4

Poverty

All people 15.2%

Under 18 years 20.0%

18 and over 11.2%

Married-couple families 5.9%

Female-led households 72.6%

Income support

Source	% of households
Social Security	1.5%
Retirement income	5.4%
Supplemental Security	0.0%
Cash public assistance	0.8%
Food stamps / SNAP	6.1%

Health indicators

Condition	%
Obesity	35.8%
High blood pressure	19.8%
High cholesterol	16.4%
Diabetes	4.0%
Heart disease	1.6%
Stroke	1.1%
Asthma	11.0%
Arthritis	10.2%
Kidney disease	1.3%
Pulmonary disease	3.2%
Cancer	1.5%

Behavior / access	%
Smoking	22.1%
Binge drinking	21.2%
No physical activity	23.6%
Less than 7 hrs sleep	40.6%
Depression	23.9%
Fair or poor health	12.1%
Poor mental health	21.5%
Poor physical health	7.6%
No health insurance	24.5%
Visited doctor (checkup)	69.1%
Visited dentist	53.7%
Cholesterol screening	79.7%
Teeth loss	17.4%

Veterans & disability

Veterans	Count	%
Civilian veterans	451	16.7%

Disability	%
Any disability	7.3%
Under 18	5.3%
18–64 years	9.8%
65 and over	33.3%

Health insurance coverage

Type	%
Private insurance	84.3%
Public insurance	8.7%
No insurance	8.8%
Uninsured under 19	1.7%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	6,244	79.7%
Spanish	495	7.9%
Other Indo-European	391	6.3%
Asian & Pacific Islander	21	0.3%
Other languages	83	1.3%

Place of birth & citizenship

Origin	Count	%
Native born (US)	7,097	90.6%
Born in same state	6,834	87.2%
Born in different state	1,827	23.3%
Foreign born	263	3.4%
Naturalized citizen	738	9.4%
Not a US citizen	300	40.7%

Ancestry

Ancestry	Count	%
Arab	530	6.8%
Italian	270	3.4%
French	229	2.9%

Ancestry	Count	%
Norwegian	8	0.1%
English	6	0.1%
German	5	0.1%

Technology access

Metric	% of households
Computer access	30.5%
Internet access	97.1%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 31315

What city is ZIP code 31315 in?

ZIP code 31315 is primarily assigned to Fort Stewart, Georgia.

What county is ZIP code 31315 in?

ZIP code 31315 falls within Liberty County, Georgia.

Is ZIP code 31315 family-oriented?

45% of residents in ZIP code 31315 are under 18, reflecting a younger, family-oriented community.

Does ZIP code 31315 have a large veteran population?

17% of civilians in ZIP code 31315 are veterans, above the national average of ~7%.

What is the poverty rate in ZIP code 31315?

15% of residents in ZIP code 31315 live below the poverty line, above the national average.

What is the population of ZIP code 31315?

ZIP code 31315 has an estimated population of 7,835 residents, with a density of 2,318 people per square mile.

What timezone is ZIP code 31315 in?

ZIP code 31315 observes the EST timezone.