31057 ZIP Code — Marshallville, GA

Macon County, Georgia

ZIP code 31057 is located in Marshallville, Georgia, within Macon County. It covers approximately 82.66 square miles and serves a population of 1,529 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 478.

About ZIP code 31057

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1970s, giving the area an established character. Median home value is $89,400. Owner-occupancy sits near the national average at 61%.

The gap between median ($23,935) and mean household income suggests income inequality — a small number of higher earners pull the average up. Poverty affects 30% of residents, above the national average. SNAP benefit usage at 21% of households reflects economic stress in the area. 52% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is sales and office, with agriculture and mining as the leading industry. The average commute of 29 minutes is near the national average.

College attainment at 14% is below the national average, consistent with a trades and production-oriented local economy.

Health indicators show elevated rates of diabetes (19%), smoking (23%) compared to national benchmarks. 21% of residents lack health insurance, above the national average.

Notable community characteristics include disability rates above the national average at 25%.

Overall, ZIP code 31057 reflects a community defined by a trades-oriented workforce, economic challenges above the national average, a significant Social Security-dependent population, and elevated reliance on food assistance.

1,529

population

82.66

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

31057 ZIP code map

Cities in ZIP code 31057

Below are the cities the US Postal Service accepts for ZIP code 31057. Using any city not on this list may result in mail delivery delays.

City	Status
Marshallville	Preferred

Nearby ZIP codes

31030 Fort Valley (9.6 mi) 31063 Montezuma (9.9 mi) 31068 Oglethorpe (12.1 mi) 31069 Perry (12.9 mi) 31025 Elko (13.1 mi) 31076 Reynolds (13.6 mi) 31041 Ideal (14.9 mi) 31008 Byron (16.8 mi) 31007 Byromville (18.2 mi) 31070 Pinehurst (19.6 mi) 31047 Kathleen (19.8 mi)

Demographics updated 06/2026

Population
Total population	1,529
Population density	18 / sq mi
State FIPS	13
County FIPS	193

Geography
Land area	82.66 sq mi
Water area	0.97 sq mi
Latitude	32.4404
Longitude	-83.9403
Timezone	Eastern (ET)
Area code	478

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	61.8%	67.5%	41.5%
$50k – $100k	16.5%	18.0%	30.3%
$100k – $200k	19.5%	12.1%	21.2%
Over $200k	2.1%	2.4%	7.1%

Demographics & statistics

1,529

Population

People per sq mi

53.7

Median age

$23,935

Median household income

$43,131

Per capita income

$89,400

Median home value

$438

Median monthly rent

60.7%

Home ownership

29.8%

Poverty rate

11.3%

Unemployment

548

Housing units

14.0%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

15–19

20–24

25–34

35–44

45–54

55–59

60–64

137

65–74

153

75–84

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	215	14.1%
18 and over	1,314	85.9%
65 and over	513	33.6%
Median age	53.7 years

Race & ethnicity

White 48.4%

Black or African American 44.8%

Hispanic or Latino 3%

Other race 3%

American Indian / Alaska Native 0.7%

Two or more races 0.1%

Group	Count	%
White	763	48.4%
Black or African American	706	44.8%
Hispanic or Latino	48	3%
Other race	48	3%
American Indian / Alaska Native	11	0.7%
Two or more races	1	0.1%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	61.8%	67.5%	41.5%
$50k – $100k	16.5%	18.0%	30.3%
$100k – $200k	19.5%	12.1%	21.2%
Over $200k	2.1%	2.4%	7.1%

Under $10k 24.0%

$10k–$15k 8.3%

$15k–$25k 21.6%

$25k–$35k 1.7%

$35k–$50k 5.4%

$50k–$75k 9.9%

$75k–$100k 1.4%

$100k–$150k 15.6%

$150k–$200k 8.2%

$200k+ 3.9%

Range	% of households
Under $10k	24.0%
$10k–$15k	8.3%
$15k–$25k	21.6%
$25k–$35k	1.7%
$35k–$50k	5.4%
$50k–$75k	9.9%
$75k–$100k	1.4%
$100k–$150k	15.6%
$150k–$200k	8.2%
$200k+	3.9%
Median income	$23,935

Housing

Home values

Under $50k 23.5%

$50k–$100k 28.3%

$100k–$150k 15.7%

$150k–$200k 7.0%

$200k–$300k 16.2%

$300k–$500k 6.2%

$1M+ 3.1%

Housing overview

Metric	Value
Median home value	$89,400
Median rent / month	$438
Owner occupied	60.7%
Renter occupied	39.3%
Vacant	24.5%
Single-family detached	72.7%
Large apartment buildings	2.7%
Mobile homes	18.1%
Median rooms	5.5
Avg household size (owned)	2.76

Year built

Era	%
2020 or later	0.0%
2010–2019	2.7%
2000–2009	12.6%
1990–1999	10.5%
1980–1989	11.8%
1970–1979	22.1%
1960–1969	5.0%
1950–1959	9.0%
1940–1949	4.5%
1939 or earlier	21.8%

Bedrooms

Size	% of units
No bedroom (studio)	0.0%
1 bedroom	8.1%
2 bedrooms	27.7%
3 bedrooms	51.5%
4 bedrooms	11.0%
5+ bedrooms	1.7%

Vehicles per household

Vehicles	% of households
No vehicle	17.0%
1 vehicle	37.2%
2 vehicles	18.0%
3 or more	27.7%

Heating fuel

Fuel type	%
Utility gas	7.1%
Electricity	49.5%
Propane / LP gas	39.5%
Wood	3.9%

Households & families

Household type	Count	%
Married-couple family	232	39.5%
Cohabiting couple	19	3.2%
Male householder, no spouse	85	14.5%
Female householder, no spouse	252	42.9%
Households with children under 18	100	17.0%
Households with seniors (65+)	325	55.3%
Average household size	2.50

Marital status

Status	Male	Female
Never married	38.0%	36.1%
Married	50.8%	32.4%
Separated	1.2%	3.1%
Widowed	2.6%	18.6%
Divorced	7.4%	9.9%

Education

Less than 9th grade 5.5%

Some HS, no diploma 13.8%

HS graduate 42.5%

Some college, no degree 21.7%

Associate's degree 2.5%

Bachelor's degree 7.8%

Graduate / professional 6.2%

Metric	%
HS diploma or higher	80.7%
Bachelor's or higher	14.0%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	2	0.7%
Kindergarten	0	0.0%
Elementary school	53	19.8%
High school	95	35.4%
College / grad school	118	44.0%

Employment

Industry of employment

Agriculture & mining 23.1%

Retail trade 13.9%

Finance & real estate 13.9%

Education & healthcare 11.4%

Arts, food & hospitality 8.8%

Manufacturing 8.5%

Public administration 6.8%

Construction 3.8%

Professional & management 3.6%

Transportation & utilities 3.2%

Wholesale trade 1.6%

Other services 1.1%

Information 0.4%

Occupation

Category	%
Management, business & arts	27.7%
Service	18.2%
Sales & office	32.6%
Natural resources & construction	9.9%
Production & transportation	11.5%

Employment type

Type	%
Private sector	84.9%
Government	11.7%
Self-employed	3.4%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	71.3%
Carpool	8.7%
Public transit	0.0%
Walk	0.9%
Work from home	16.4%
Other means	2.7%
Avg commute (minutes)	29.4

Poverty

All people 29.8%

Under 18 years 45.1%

18 and over 27.2%

Married-couple families 3.9%

Female-led households 65.8%

Income support

Source	% of households
Social Security	52.0%
Retirement income	30.8%
Supplemental Security	1.9%
Cash public assistance	0.9%
Food stamps / SNAP	20.7%

Health indicators

Condition	%
Obesity	42.2%
High blood pressure	48.3%
High cholesterol	35.5%
Diabetes	18.6%
Heart disease	8.9%
Stroke	5.5%
Asthma	11.6%
Arthritis	31.8%
Kidney disease	4.5%
Pulmonary disease	9.9%
Cancer	6.3%

Behavior / access	%
Smoking	23.4%
Binge drinking	11.5%
No physical activity	35.4%
Less than 7 hrs sleep	41.2%
Depression	19.0%
Fair or poor health	25.4%
Poor mental health	16.8%
Poor physical health	15.2%
No health insurance	24.8%
Visited doctor (checkup)	80.4%
Visited dentist	47.3%
Cholesterol screening	90.5%
Teeth loss	25.7%

Veterans & disability

Veterans	Count	%
Civilian veterans	81	6.2%

Disability	%
Any disability	25.2%
Under 18	13.0%
18–64 years	17.9%
65 and over	43.7%

Health insurance coverage

Type	%
Private insurance	42.6%
Public insurance	51.6%
No insurance	20.8%
Uninsured under 19	0.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	1,438	94.0%
Spanish	0	0.0%
Other Indo-European	0	0.0%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	1,529	100.0%
Born in same state	1,520	99.4%
Born in different state	1,210	79.1%
Foreign born	9	0.6%
Naturalized citizen	0	0.0%
Not a US citizen	0	0.0%

Ancestry

Ancestry	Count	%
Arab	103	6.7%
Italian	34	2.2%

Ancestry	Count	%
French	17	1.1%
English	3	0.2%

Technology access

Metric	% of households
Computer access	38.5%
Internet access	85.5%

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

Frequently asked questions about ZIP code 31057

What city is ZIP code 31057 in?

ZIP code 31057 is primarily assigned to Marshallville, Georgia.

What county is ZIP code 31057 in?

ZIP code 31057 falls within Macon County, Georgia.

Does ZIP code 31057 have an older population?

34% of residents in ZIP code 31057 are 65 or older, above the national average of ~17%.

What is the poverty rate in ZIP code 31057?

30% of residents in ZIP code 31057 live below the poverty line, above the national average.

Does ZIP code 31057 have a large retiree population?

52% of households in ZIP code 31057 receive Social Security income, suggesting a significant retiree or disability population.

How educated is the population of ZIP code 31057?

14% of residents hold a bachelor's degree or higher — below the national average of ~33%, consistent with a trades-oriented local economy.

What timezone is ZIP code 31057 in?

ZIP code 31057 observes the EST timezone.