31042 ZIP Code — Irwinton, GA

Wilkinson County, Georgia

ZIP code 31042 is located in Irwinton, Georgia, within Wilkinson County. It covers approximately 83.58 square miles and serves a population of 1,391 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 478.

About ZIP code 31042

The housing stock consists of a higher-than-average concentration of mobile homes. Most homes were built in the 1980s, giving the area an established character. Median home value is $83,000. Owner-occupancy is high at 85%, well above the national average.

Median household income is $33,806. 45% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is service, with education and healthcare as the leading industry. The average commute of 27 minutes is near the national average.

College attainment at 6% is below the national average, consistent with a trades and production-oriented local economy.

Health indicators show elevated rates of diabetes (16%), smoking (22%) compared to national benchmarks.

Overall, ZIP code 31042 reflects a community defined by a trades-oriented workforce, high homeownership, and a significant Social Security-dependent population.

1,391
population
83.58
sq mi land
Standard
ZIP type
Eastern (ET)
timezone
31042 ZIP code map
Cities in ZIP code 31042

Below are the cities the US Postal Service accepts for ZIP code 31042. Using any city not on this list may result in mail delivery delays.

City Status
Irwinton Preferred
Nearby ZIP codes
31090 Toomsboro (7.2 mi) 31017 Danville (9.6 mi) 31017 Danville (9.6 mi) 31054 Mc Intyre (10.6 mi) 31044 Jeffersonville (12.3 mi) 31031 Gordon (12.5 mi) 31065 Montrose (13.2 mi) 31022 Dudley (16.7 mi) 31089 Tennille (18.9 mi)
Demographics updated 06/2026
Population
Total population 1,391
Population density 17 / sq mi
State FIPS 13
County FIPS 319
Geography
Land area 83.58 sq mi
Water area 0.11 sq mi
Latitude 32.7520
Longitude -83.1562
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 65.9% 56.7% 41.5%
$50k – $100k 20.3% 24.7% 30.3%
$100k – $200k 13.9% 17.0% 21.2%
Over $200k 0.0% 1.6% 7.1%

Demographics & statistics

1,391
Population
17
People per sq mi
47.2
Median age
$33,806
Median household income
$22,226
Per capita income
$83,000
Median home value
$905
Median monthly rent
84.7%
Home ownership
8.9%
Poverty rate
6.1%
Unemployment
714
Housing units
5.8%
Bachelor's or higher

Age distribution

Male Female
15
Under 5
19
23
5–9
32
21
10–14
28
67
15–19
90
36
20–24
48
59
25–34
79
71
35–44
96
66
45–54
88
56
55–59
75
34
60–64
46
91
65–74
121
48
75–84
65
7
85+
10
← Male
Female →

Age summary

GroupCount%
Under 1826819.3%
18 and over1,12380.7%
65 and over34224.6%
Median age47.2 years

Race & ethnicity

Black or African American 67.2%
White 30.4%
Two or more races 2.4%
GroupCount%
Black or African American93567.2%
White42330.4%
Two or more races332.4%

Household income

Income range This ZIP County avg State avg
Under $50k 65.9% 56.7% 41.5%
$50k – $100k 20.3% 24.7% 30.3%
$100k – $200k 13.9% 17.0% 21.2%
Over $200k 0.0% 1.6% 7.1%
Under $10k 2.4%
$10k–$15k 6.2%
$15k–$25k 18.4%
$25k–$35k 28.4%
$35k–$50k 16.2%
$50k–$75k 10.9%
$75k–$100k 7.9%
$100k–$150k 4.3%
$150k–$200k 4.5%
$200k+ 0.7%
Range% of households
Under $10k2.4%
$10k–$15k6.2%
$15k–$25k18.4%
$25k–$35k28.4%
$35k–$50k16.2%
$50k–$75k10.9%
$75k–$100k7.9%
$100k–$150k4.3%
$150k–$200k4.5%
$200k+0.7%
Median income$33,806

Housing

Home values

Under $50k 28.7%
$50k–$100k 42.6%
$100k–$150k 11.2%
$150k–$200k 12.4%
$200k–$300k 5.1%

Housing overview

MetricValue
Median home value$83,000
Median rent / month$905
Owner occupied84.7%
Renter occupied15.3%
Vacant27.8%
Single-family detached64.5%
Large apartment buildings0.0%
Mobile homes34.6%
Median rooms5.9
Avg household size (owned)1.96

Year built

Era%
2020 or later1.5%
2010–20195.2%
2000–20099.8%
1990–199913.2%
1980–198921.7%
1970–197918.8%
1960–19699.6%
1950–19592.4%
1940–19497.5%
1939 or earlier10.3%

Bedrooms

Size% of units
No bedroom (studio)0.0%
1 bedroom5.0%
2 bedrooms25.7%
3 bedrooms52.2%
4 bedrooms12.1%
5+ bedrooms5.1%

Vehicles per household

Vehicles% of households
No vehicle6.6%
1 vehicle27.6%
2 vehicles41.0%
3 or more24.8%

Heating fuel

Fuel type%
Utility gas24.0%
Electricity66.7%
Propane / LP gas8.1%
Wood0.7%
No fuel used0.5%

Households & families

Household typeCount%
Married-couple family14224.5%
Cohabiting couple30.5%
Male householder, no spouse14725.3%
Female householder, no spouse28849.7%
Households with children under 189215.9%
Households with seniors (65+)22939.5%
Average household size2.36

Marital status

StatusMaleFemale
Never married37.9%37.8%
Married27.2%25.9%
Separated15.0%2.1%
Widowed0.8%22.5%
Divorced19.1%11.7%

Education

Less than 9th grade 1.7%
Some HS, no diploma 10.8%
HS graduate 52.7%
Some college, no degree 24.4%
Associate's degree 4.6%
Bachelor's degree 4.9%
Graduate / professional 0.9%
Metric%
HS diploma or higher87.5%
Bachelor's or higher5.8%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool00.0%
Kindergarten00.0%
Elementary school9829.2%
High school21363.4%
College / grad school257.4%

Employment

Industry of employment

Education & healthcare 21.9%
Manufacturing 16.5%
Public administration 16.4%
Retail trade 10.2%
Professional & management 8.7%
Arts, food & hospitality 7.6%
Agriculture & mining 5.2%
Construction 4.8%
Transportation & utilities 3.5%
Finance & real estate 3.2%
Other services 1.9%

Occupation

Category%
Management, business & arts16.0%
Service32.0%
Sales & office14.7%
Natural resources & construction6.1%
Production & transportation31.2%

Employment type

Type%
Private sector67.7%
Government29.9%
Self-employed2.4%
Unpaid family workers0.0%

Commute

Method%
Drive alone75.9%
Carpool20.2%
Public transit0.8%
Walk3.2%
Work from home0.0%
Other means0.0%
Avg commute (minutes)27.3

Poverty

All people 8.9%
Under 18 years 11.6%
18 and over 8.3%
Married-couple families 0.7%
Female-led households 7.7%

Income support

Source% of households
Social Security45.3%
Retirement income42.6%
Supplemental Security3.6%
Cash public assistance0.3%
Food stamps / SNAP9.7%

Health indicators

Condition%
Obesity41.9%
High blood pressure44.1%
High cholesterol35.7%
Diabetes16.3%
Heart disease7.4%
Stroke4.5%
Asthma10.7%
Arthritis28.8%
Kidney disease3.7%
Pulmonary disease8.0%
Cancer5.9%
Behavior / access%
Smoking22.3%
Binge drinking12.6%
No physical activity33.2%
Less than 7 hrs sleep41.0%
Depression18.4%
Fair or poor health21.6%
Poor mental health16.2%
Poor physical health12.9%
No health insurance24.7%
Visited doctor (checkup)80.0%
Visited dentist51.6%
Cholesterol screening90.8%
Teeth loss22.6%

Veterans & disability

VeteransCount%
Civilian veterans807.1%
Disability%
Any disability11.9%
Under 185.6%
18–64 years12.7%
65 and over15.2%

Health insurance coverage

Type%
Private insurance70.0%
Public insurance42.9%
No insurance4.4%
Uninsured under 197.1%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only1,35797.6%
Spanish00.0%
Other Indo-European00.0%
Asian & Pacific Islander00.0%
Other languages00.0%

Place of birth & citizenship

OriginCount%
Native born (US)1,37298.6%
Born in same state1,37298.6%
Born in different state1,27291.4%
Foreign born00.0%
Naturalized citizen191.4%
Not a US citizen315.8%

Ancestry

AncestryCount%
Arab15110.9%
French483.5%
Italian302.2%
AncestryCount%
Irish120.9%
German30.2%

Technology access

Metric% of households
Computer access41.7%
Internet access89.8%

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

Frequently asked questions about ZIP code 31042

What city is ZIP code 31042 in?

ZIP code 31042 is primarily assigned to Irwinton, Georgia.

What county is ZIP code 31042 in?

ZIP code 31042 falls within Wilkinson County, Georgia.

How educated is the population of ZIP code 31042?

6% of residents hold a bachelor's degree or higher — below the national average of ~33%, consistent with a trades-oriented local economy.

Is ZIP code 31042 mostly owner-occupied?

85% of occupied units in ZIP code 31042 are owner-occupied, well above the national average.

Does ZIP code 31042 have a large retiree population?

45% of households in ZIP code 31042 receive Social Security income, suggesting a significant retiree or disability population.

What is the typical home value in ZIP code 31042?

The median home value in ZIP code 31042 is $83,000.

What timezone is ZIP code 31042 in?

ZIP code 31042 observes the EST timezone.

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