31320 ZIP Code — Midway, GA

Liberty County, Georgia

ZIP code 31320 is located in Midway, Georgia, within Liberty County. It covers approximately 123.58 square miles and serves a population of 9,775 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 912.

About ZIP code 31320

The housing stock consists of a higher-than-average concentration of mobile homes. Most homes were built in the 2000s, giving the area an established character. Median home value is $193,900. Owner-occupancy is high at 77%, well above the national average.

Median household income is $65,306. SNAP benefit usage at 17% of households reflects economic stress in the area. 39% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with education and healthcare as the leading industry. The average commute of 32 minutes is near the national average.

College attainment at 20% 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 15% of civilians, above the national average of 7%.

Overall, ZIP code 31320 reflects a community defined by a trades-oriented workforce, a strong veteran community, high homeownership, a significant Social Security-dependent population, and elevated reliance on food assistance.

9,775

population

123.58

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

31320 ZIP code map

Cities in ZIP code 31320

Below are the cities the US Postal Service accepts for ZIP code 31320. Using any city not on this list may result in mail delivery delays.

City	Status
Midway	Preferred

Nearby ZIP codes

31323 Riceboro (5.6 mi) 31324 Richmond Hill (10.6 mi) 31331 Townsend (11.9 mi) 31301 Allenhurst (14.7 mi) 31419 Savannah (16 mi) 31313 Hinesville (17 mi) 31315 Fort Stewart (18 mi)

Demographics updated 06/2026

Population
Total population	9,775
Population density	79 / sq mi
State FIPS	13
County FIPS	179

Geography
Land area	123.58 sq mi
Water area	13.41 sq mi
Latitude	31.7194
Longitude	-81.3581
Timezone	Eastern (ET)
Area code	912

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	44.0%	50.2%	41.5%
$50k – $100k	28.4%	34.1%	30.3%
$100k – $200k	24.2%	14.1%	21.2%
Over $200k	3.4%	1.6%	7.1%

Demographics & statistics

9,775

Population

People per sq mi

36.0

Median age

$65,306

Median household income

$32,367

Per capita income

$193,900

Median home value

$1,038

Median monthly rent

76.8%

Home ownership

14.2%

Poverty rate

7.2%

Unemployment

3,393

Housing units

19.5%

Bachelor's or higher

Age distribution

Male Female

312

Under 5

301

207

5–9

200

335

10–14

324

253

15–19

245

481

20–24

466

841

25–34

814

459

35–44

443

659

45–54

638

383

55–59

371

247

60–64

238

447

65–74

432

270

75–84

261

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	1,958	20.0%
18 and over	7,817	80.0%
65 and over	1,558	15.9%
Median age	36.0 years

Race & ethnicity

White 56.6%

Black or African American 31.4%

Two or more races 8.2%

Hispanic or Latino 3.1%

Asian 0.4%

Other race 0.3%

Group	Count	%
White	5,707	56.6%
Black or African American	3,169	31.4%
Two or more races	826	8.2%
Hispanic or Latino	311	3.1%
Asian	36	0.4%
Other race	33	0.3%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	44.0%	50.2%	41.5%
$50k – $100k	28.4%	34.1%	30.3%
$100k – $200k	24.2%	14.1%	21.2%
Over $200k	3.4%	1.6%	7.1%

Under $10k 5.3%

$10k–$15k 1.5%

$15k–$25k 10.2%

$25k–$35k 11.5%

$35k–$50k 10.6%

$50k–$75k 15.9%

$75k–$100k 13.4%

$100k–$150k 17.0%

$150k–$200k 9.2%

$200k+ 5.3%

Range	% of households
Under $10k	5.3%
$10k–$15k	1.5%
$15k–$25k	10.2%
$25k–$35k	11.5%
$35k–$50k	10.6%
$50k–$75k	15.9%
$75k–$100k	13.4%
$100k–$150k	17.0%
$150k–$200k	9.2%
$200k+	5.3%
Median income	$65,306

Housing

Home values

Under $50k 11.2%

$50k–$100k 14.9%

$100k–$150k 15.8%

$150k–$200k 9.5%

$200k–$300k 28.5%

$300k–$500k 16.0%

$500k–$1M 3.0%

$1M+ 1.1%

Housing overview

Metric	Value
Median home value	$193,900
Median rent / month	$1,038
Owner occupied	76.8%
Renter occupied	23.2%
Vacant	15.6%
Single-family detached	62.1%
Large apartment buildings	1.6%
Mobile homes	27.6%
Median rooms	5.8
Avg household size (owned)	2.77

Year built

Era	%
2020 or later	2.8%
2010–2019	16.8%
2000–2009	27.2%
1990–1999	18.5%
1980–1989	16.6%
1970–1979	10.0%
1960–1969	3.2%
1950–1959	2.7%
1940–1949	0.4%
1939 or earlier	1.8%

Bedrooms

Size	% of units
No bedroom (studio)	1.9%
1 bedroom	3.7%
2 bedrooms	21.0%
3 bedrooms	45.2%
4 bedrooms	24.8%
5+ bedrooms	3.4%

Vehicles per household

Vehicles	% of households
No vehicle	3.9%
1 vehicle	31.2%
2 vehicles	35.5%
3 or more	29.5%

Heating fuel

Fuel type	%
Utility gas	2.6%
Electricity	87.1%
Propane / LP gas	7.4%
Wood	0.9%
Solar	0.2%
No fuel used	1.7%

Households & families

Household type	Count	%
Married-couple family	1,559	43.8%
Cohabiting couple	413	11.6%
Male householder, no spouse	593	16.7%
Female householder, no spouse	996	28.0%
Households with children under 18	1,066	29.9%
Households with seniors (65+)	1,178	33.1%
Average household size	2.71

Marital status

Status	Male	Female
Never married	38.7%	27.9%
Married	45.3%	44.5%
Separated	1.8%	2.1%
Widowed	5.2%	12.6%
Divorced	9.0%	12.9%

Education

Less than 9th grade 2.0%

Some HS, no diploma 8.8%

HS graduate 35.2%

Some college, no degree 24.6%

Associate's degree 10.0%

Bachelor's degree 14.0%

Graduate / professional 5.4%

Metric	%
HS diploma or higher	89.2%
Bachelor's or higher	19.5%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	147	8.2%
Kindergarten	86	4.8%
Elementary school	875	48.9%
High school	381	21.3%
College / grad school	302	16.9%

Employment

Industry of employment

Education & healthcare 17.7%

Retail trade 16.2%

Professional & management 13.8%

Manufacturing 9.7%

Arts, food & hospitality 8.1%

Transportation & utilities 8.0%

Public administration 7.1%

Finance & real estate 6.6%

Construction 6.2%

Other services 3.3%

Wholesale trade 2.9%

Information 0.3%

Agriculture & mining 0.2%

Occupation

Category	%
Management, business & arts	28.6%
Service	23.1%
Sales & office	21.4%
Natural resources & construction	8.3%
Production & transportation	18.6%

Employment type

Type	%
Private sector	74.3%
Government	17.9%
Self-employed	7.8%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	82.6%
Carpool	9.3%
Public transit	0.5%
Walk	0.8%
Work from home	6.0%
Other means	0.9%
Avg commute (minutes)	31.5

Poverty

All people 14.2%

Under 18 years 24.5%

18 and over 11.6%

Married-couple families 2.4%

Female-led households 41.3%

Income support

Source	% of households
Social Security	38.9%
Retirement income	28.9%
Supplemental Security	3.9%
Cash public assistance	2.2%
Food stamps / SNAP	17.3%

Health indicators

Condition	%
Obesity	39.5%
High blood pressure	41.1%
High cholesterol	35.6%
Diabetes	13.2%
Heart disease	7.0%
Stroke	3.7%
Asthma	10.4%
Arthritis	28.0%
Kidney disease	3.3%
Pulmonary disease	7.7%
Cancer	6.2%

Behavior / access	%
Smoking	22.3%
Binge drinking	15.0%
No physical activity	28.0%
Less than 7 hrs sleep	39.9%
Depression	20.1%
Fair or poor health	18.3%
Poor mental health	16.3%
Poor physical health	12.0%
No health insurance	20.6%
Visited doctor (checkup)	77.4%
Visited dentist	57.8%
Cholesterol screening	90.7%
Teeth loss	18.6%

Veterans & disability

Veterans	Count	%
Civilian veterans	1,153	15.1%

Disability	%
Any disability	15.5%
Under 18	14.8%
18–64 years	13.3%
65 and over	25.4%

Health insurance coverage

Type	%
Private insurance	64.8%
Public insurance	39.0%
No insurance	11.9%
Uninsured under 19	8.5%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	9,162	93.7%
Spanish	80	0.9%
Other Indo-European	74	0.8%
Asian & Pacific Islander	0	0.0%
Other languages	2	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	9,546	97.7%
Born in same state	9,299	95.1%
Born in different state	5,489	56.2%
Foreign born	247	2.5%
Naturalized citizen	229	2.3%
Not a US citizen	194	84.7%

Ancestry

Ancestry	Count	%
Italian	933	9.5%
French	903	9.2%
Arab	513	5.2%
English	37	0.4%
Irish	33	0.3%

Ancestry	Count	%
Dutch	21	0.2%
Polish	6	0.1%
German	3	0%
Norwegian	3	0%

Technology access

Metric	% of households
Computer access	36.4%
Internet access	94.9%

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

Frequently asked questions about ZIP code 31320

What city is ZIP code 31320 in?

ZIP code 31320 is primarily assigned to Midway, Georgia.

What county is ZIP code 31320 in?

ZIP code 31320 falls within Liberty County, Georgia.

Does ZIP code 31320 have a large veteran population?

15% of civilians in ZIP code 31320 are veterans, above the national average of ~7%.

Does ZIP code 31320 have a large retiree population?

39% of households in ZIP code 31320 receive Social Security income, suggesting a significant retiree or disability population.

What is the typical home value in ZIP code 31320?

The median home value in ZIP code 31320 is $193,900.

What is the population of ZIP code 31320?

ZIP code 31320 has an estimated population of 9,775 residents, with a density of 79 people per square mile.

What timezone is ZIP code 31320 in?

ZIP code 31320 observes the EST timezone.