31321 ZIP Code — Pembroke, GA

Bryan County, Georgia

ZIP code 31321 is located in Pembroke, Georgia, within Bryan County. It covers approximately 143.14 square miles and serves a population of 7,669 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 912.

About ZIP code 31321

The housing stock consists of a higher-than-average concentration of mobile homes. Most homes were built in the 1990s, giving the area an established character. Median home value is $143,800. Owner-occupancy is high at 77%, well above the national average.

Median household income is $68,689. 37% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is management, business, and professional, with manufacturing as the leading industry. An above-average commute of 38 minutes suggests many residents work outside the immediate area.

College attainment at 13% is below the national average, consistent with a trades and production-oriented local economy.

Health indicators show elevated rates of smoking (23%) compared to national benchmarks.

Overall, ZIP code 31321 reflects a community defined by a trades-oriented workforce, high homeownership, and a significant Social Security-dependent population.

7,669

population

143.14

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

31321 ZIP code map

Cities in ZIP code 31321

Below are the cities the US Postal Service accepts for ZIP code 31321. Using any city not on this list may result in mail delivery delays.

City	Status
Pembroke	Acceptable
Pembroke	Preferred

Nearby ZIP codes

31308 Ellabell (9.5 mi) 30415 Brooklet (10.8 mi) 30417 Claxton (14.2 mi) 30452 Register (15.7 mi) 30458 Statesboro (17.5 mi) 30460 Statesboro (18.5 mi) 31312 Guyton (18.7 mi) 31302 Bloomingdale (19.3 mi)

Demographics updated 05/2026

Population
Total population	7,669
Population density	54 / sq mi
State FIPS	13
County FIPS	029

Geography
Land area	143.14 sq mi
Water area	0.73 sq mi
Latitude	32.1878
Longitude	-81.6627
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	42.4%	31.8%	41.5%
$50k – $100k	38.2%	32.0%	30.3%
$100k – $200k	17.9%	29.6%	21.2%
Over $200k	1.5%	6.6%	7.1%

Demographics & statistics

7,669

Population

People per sq mi

37.0

Median age

$68,689

Median household income

$29,461

Per capita income

$143,800

Median home value

$951

Median monthly rent

76.5%

Home ownership

11.0%

Poverty rate

4.6%

Unemployment

2,433

Housing units

12.9%

Bachelor's or higher

Age distribution

Male Female

107

Under 5

111

229

5–9

236

243

10–14

251

392

15–19

404

262

20–24

270

528

25–34

543

390

35–44

402

406

45–54

418

354

55–59

365

240

60–64

246

343

65–74

353

215

75–84

222

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	1,605	20.9%
18 and over	6,064	79.1%
65 and over	1,272	16.6%
Median age	37.0 years

Race & ethnicity

White 77.6%

Black or African American 16.1%

Two or more races 4.4%

Asian 0.6%

American Indian / Alaska Native 0.5%

Hispanic or Latino 0.3%

Native Hawaiian / Pacific Islander 0.2%

Other race 0.2%

Group	Count	%
White	5,973	77.6%
Black or African American	1,242	16.1%
Two or more races	335	4.4%
Asian	45	0.6%
American Indian / Alaska Native	42	0.5%
Hispanic or Latino	25	0.3%
Native Hawaiian / Pacific Islander	16	0.2%
Other race	16	0.2%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	42.4%	31.8%	41.5%
$50k – $100k	38.2%	32.0%	30.3%
$100k – $200k	17.9%	29.6%	21.2%
Over $200k	1.5%	6.6%	7.1%

Under $10k 2.5%

$10k–$15k 3.6%

$15k–$25k 12.3%

$25k–$35k 8.9%

$35k–$50k 9.1%

$50k–$75k 19.4%

$75k–$100k 13.7%

$100k–$150k 18.1%

$150k–$200k 9.0%

$200k+ 3.4%

Range	% of households
Under $10k	2.5%
$10k–$15k	3.6%
$15k–$25k	12.3%
$25k–$35k	8.9%
$35k–$50k	9.1%
$50k–$75k	19.4%
$75k–$100k	13.7%
$100k–$150k	18.1%
$150k–$200k	9.0%
$200k+	3.4%
Median income	$68,689

Housing

Home values

Under $50k 10.9%

$50k–$100k 21.1%

$100k–$150k 21.5%

$150k–$200k 18.0%

$200k–$300k 18.8%

$300k–$500k 7.2%

$500k–$1M 2.6%

Housing overview

Metric	Value
Median home value	$143,800
Median rent / month	$951
Owner occupied	76.5%
Renter occupied	23.5%
Vacant	10.3%
Single-family detached	50.6%
Large apartment buildings	1.2%
Mobile homes	41.3%
Median rooms	5.9
Avg household size (owned)	2.70

Year built

Era	%
2020 or later	1.2%
2010–2019	13.4%
2000–2009	18.2%
1990–1999	28.5%
1980–1989	9.5%
1970–1979	16.3%
1960–1969	4.0%
1950–1959	3.0%
1940–1949	3.5%
1939 or earlier	2.4%

Bedrooms

Size	% of units
No bedroom (studio)	0.3%
1 bedroom	1.0%
2 bedrooms	16.3%
3 bedrooms	64.0%
4 bedrooms	15.6%
5+ bedrooms	2.8%

Vehicles per household

Vehicles	% of households
No vehicle	2.7%
1 vehicle	23.8%
2 vehicles	36.8%
3 or more	36.8%

Heating fuel

Fuel type	%
Utility gas	4.3%
Electricity	83.7%
Propane / LP gas	9.2%
Fuel oil	1.7%
No fuel used	1.1%

Households & families

Household type	Count	%
Married-couple family	1,511	54.6%
Cohabiting couple	263	9.5%
Male householder, no spouse	430	15.5%
Female householder, no spouse	562	20.3%
Households with children under 18	847	30.6%
Households with seniors (65+)	932	33.7%
Average household size	2.77

Marital status

Status	Male	Female
Never married	39.7%	29.0%
Married	46.6%	49.0%
Separated	0.7%	2.5%
Widowed	1.6%	7.2%
Divorced	11.4%	12.4%

Education

Less than 9th grade 6.7%

Some HS, no diploma 12.6%

HS graduate 33.4%

Some college, no degree 26.5%

Associate's degree 7.9%

Bachelor's degree 6.7%

Graduate / professional 6.2%

Metric	%
HS diploma or higher	80.7%
Bachelor's or higher	12.9%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	31	1.6%
Kindergarten	44	2.2%
Elementary school	919	46.1%
High school	566	28.4%
College / grad school	433	21.7%

Employment

Industry of employment

Manufacturing 16.3%

Education & healthcare 15.1%

Construction 12.9%

Transportation & utilities 12.2%

Retail trade 11.4%

Arts, food & hospitality 10.6%

Professional & management 6.9%

Other services 5.1%

Public administration 3.3%

Information 2.2%

Wholesale trade 1.7%

Finance & real estate 1.6%

Agriculture & mining 0.8%

Occupation

Category	%
Management, business & arts	25.2%
Service	20.6%
Sales & office	10.4%
Natural resources & construction	23.9%
Production & transportation	19.9%

Employment type

Type	%
Private sector	84.4%
Government	12.1%
Self-employed	3.6%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	83.9%
Carpool	8.8%
Public transit	0.8%
Walk	0.4%
Work from home	4.1%
Other means	1.9%
Avg commute (minutes)	38.2

Poverty

All people 11.0%

Under 18 years 19.5%

18 and over 8.8%

Married-couple families 4.0%

Female-led households 25.1%

Income support

Source	% of households
Social Security	36.7%
Retirement income	25.0%
Supplemental Security	9.3%
Cash public assistance	0.4%
Food stamps / SNAP	13.0%

Health indicators

Condition	%
Obesity	38.9%
High blood pressure	38.3%
High cholesterol	34.6%
Diabetes	12.9%
Heart disease	7.3%
Stroke	3.8%
Asthma	10.3%
Arthritis	27.5%
Kidney disease	3.3%
Pulmonary disease	8.6%
Cancer	6.2%

Behavior / access	%
Smoking	22.9%
Binge drinking	15.1%
No physical activity	29.7%
Less than 7 hrs sleep	37.6%
Depression	21.5%
Fair or poor health	19.1%
Poor mental health	17.3%
Poor physical health	12.7%
No health insurance	22.1%
Visited doctor (checkup)	75.3%
Visited dentist	54.7%
Cholesterol screening	88.9%
Teeth loss	20.1%

Veterans & disability

Veterans	Count	%
Civilian veterans	504	8.5%

Disability	%
Any disability	16.6%
Under 18	9.7%
18–64 years	13.2%
65 and over	37.3%

Health insurance coverage

Type	%
Private insurance	58.2%
Public insurance	38.3%
No insurance	13.5%
Uninsured under 19	10.1%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	7,451	97.2%
Spanish	14	0.2%
Other Indo-European	8	0.1%
Asian & Pacific Islander	0	0.0%
Other languages	6	0.1%

Place of birth & citizenship

Origin	Count	%
Native born (US)	7,625	99.4%
Born in same state	7,526	98.1%
Born in different state	5,177	67.5%
Foreign born	99	1.3%
Naturalized citizen	44	0.6%
Not a US citizen	12	27.3%

Ancestry

Ancestry	Count	%
Italian	1,195	15.6%
French	1,017	13.3%
Arab	648	8.4%

Ancestry	Count	%
Polish	59	0.8%
English	51	0.7%
German	4	0.1%

Technology access

Metric	% of households
Computer access	36.1%
Internet access	90.7%

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

Frequently asked questions about ZIP code 31321

What city is ZIP code 31321 in?

ZIP code 31321 is primarily assigned to Pembroke, Georgia.

What county is ZIP code 31321 in?

ZIP code 31321 falls within Bryan County, Georgia.

How educated is the population of ZIP code 31321?

13% of residents hold a bachelor's degree or higher — below the national average of ~33%, consistent with a trades-oriented local economy.

Does ZIP code 31321 have a large retiree population?

37% of households in ZIP code 31321 receive Social Security income, suggesting a significant retiree or disability population.

What is the typical home value in ZIP code 31321?

The median home value in ZIP code 31321 is $143,800.

What is the population of ZIP code 31321?

ZIP code 31321 has an estimated population of 7,669 residents, with a density of 54 people per square mile.

What timezone is ZIP code 31321 in?

ZIP code 31321 observes the EST timezone.