31811 ZIP Code — Hamilton, GA

Harris County, Georgia

ZIP code 31811 is located in Hamilton, Georgia, within Harris County. It covers approximately 130.82 square miles and serves a population of 6,019 residents. This is a standard ZIP code in the Eastern (ET) timezone, served by area code 706/762.

About ZIP code 31811

The housing stock consists of predominantly single-family detached homes. Much of the housing stock is relatively new, reflecting recent development activity. Median home value is $270,000. Owner-occupancy is high at 87%, well above the national average.

Median household income is $91,941. The poverty rate of 6% is below the national average. 35% 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 27 minutes is near the national average.

Educational attainment is near the national average, with 33% of residents holding a bachelor's degree or higher.

Notable community characteristics include a notable veteran presence at 11% of civilians, above the national average of 7%.

Overall, ZIP code 31811 reflects a community defined by a strong veteran community, high homeownership, and a significant Social Security-dependent population.

6,019

population

130.82

sq mi land

Standard

ZIP type

Eastern (ET)

timezone

31811 ZIP code map

Cities in ZIP code 31811

Below are the cities the US Postal Service accepts for ZIP code 31811. Using any city not on this list may result in mail delivery delays.

City	Status
Hamilton	Preferred

Nearby ZIP codes

31804 Cataula (6.8 mi) 31808 Fortson (8.1 mi) 31823 Pine Mountain Valley (8.8 mi) 31822 Pine Mountain (9.1 mi) 31833 West Point (11.1 mi) 31807 Ellerslie (11.3 mi) 31831 Waverly Hall (12.7 mi) 31820 Midland (12.8 mi) 31909 Columbus (13.7 mi) 31826 Shiloh (14.1 mi) 31904 Columbus (14.2 mi) 36854 Valley (14.6 mi)

Demographics updated 06/2026

Population
Total population	6,019
Population density	46 / sq mi
State FIPS	13
County FIPS	145

Geography
Land area	130.82 sq mi
Water area	4.70 sq mi
Latitude	32.7409
Longitude	-84.9469
Timezone	Eastern (ET)
Area code	706/762

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	30.1%	35.7%	41.5%
$50k – $100k	31.6%	31.9%	30.3%
$100k – $200k	31.9%	27.3%	21.2%
Over $200k	6.4%	5.2%	7.1%

Demographics & statistics

6,019

Population

People per sq mi

39.8

Median age

$91,941

Median household income

$36,919

Per capita income

$270,000

Median home value

$956

Median monthly rent

87.2%

Home ownership

5.6%

Poverty rate

5.6%

Unemployment

2,022

Housing units

32.7%

Bachelor's or higher

Age distribution

Male Female

126

Under 5

113

188

5–9

168

294

10–14

264

287

15–19

257

184

20–24

165

281

25–34

251

393

35–44

351

414

45–54

371

234

55–59

209

270

60–64

241

336

65–74

300

142

75–84

128

85+

← Male

Female →

Age summary

Group	Count	%
Under 18	1,412	23.5%
18 and over	4,607	76.5%
65 and over	958	15.9%
Median age	39.8 years

Race & ethnicity

White 79.9%

Black or African American 11.2%

Two or more races 4.7%

Hispanic or Latino 2.3%

Other race 1.5%

Asian 0.4%

Group	Count	%
White	4,923	79.9%
Black or African American	689	11.2%
Two or more races	292	4.7%
Hispanic or Latino	141	2.3%
Other race	90	1.5%
Asian	25	0.4%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	30.1%	35.7%	41.5%
$50k – $100k	31.6%	31.9%	30.3%
$100k – $200k	31.9%	27.3%	21.2%
Over $200k	6.4%	5.2%	7.1%

Under $10k 3.3%

$10k–$15k 1.9%

$15k–$25k 5.8%

$25k–$35k 5.1%

$35k–$50k 4.6%

$50k–$75k 19.3%

$75k–$100k 18.5%

$100k–$150k 24.3%

$150k–$200k 11.6%

$200k+ 5.7%

Range	% of households
Under $10k	3.3%
$10k–$15k	1.9%
$15k–$25k	5.8%
$25k–$35k	5.1%
$35k–$50k	4.6%
$50k–$75k	19.3%
$75k–$100k	18.5%
$100k–$150k	24.3%
$150k–$200k	11.6%
$200k+	5.7%
Median income	$91,941

Housing

Home values

Under $50k 5.9%

$50k–$100k 2.1%

$100k–$150k 4.4%

$150k–$200k 9.4%

$200k–$300k 37.8%

$300k–$500k 19.1%

$500k–$1M 18.1%

$1M+ 3.1%

Housing overview

Metric	Value
Median home value	$270,000
Median rent / month	$956
Owner occupied	87.2%
Renter occupied	12.8%
Vacant	12.4%
Single-family detached	89.6%
Large apartment buildings	0.0%
Mobile homes	5.1%
Median rooms	7.1
Avg household size (owned)	2.76

Year built

Era	%
2020 or later	0.4%
2010–2019	23.4%
2000–2009	22.8%
1990–1999	22.1%
1980–1989	12.4%
1970–1979	9.4%
1960–1969	2.5%
1950–1959	1.0%
1940–1949	2.2%
1939 or earlier	3.8%

Bedrooms

Size	% of units
No bedroom (studio)	0.1%
1 bedroom	3.2%
2 bedrooms	13.7%
3 bedrooms	41.4%
4 bedrooms	35.6%
5+ bedrooms	5.8%

Vehicles per household

Vehicles	% of households
No vehicle	0.1%
1 vehicle	28.6%
2 vehicles	32.1%
3 or more	39.2%

Heating fuel

Fuel type	%
Utility gas	0.1%
Electricity	86.6%
Propane / LP gas	11.7%
Wood	1.6%

Households & families

Household type	Count	%
Married-couple family	1,271	63.7%
Cohabiting couple	41	2.1%
Male householder, no spouse	202	10.1%
Female householder, no spouse	481	24.1%
Households with children under 18	749	37.5%
Households with seniors (65+)	620	31.1%
Average household size	2.84

Marital status

Status	Male	Female
Never married	32.1%	17.9%
Married	56.6%	57.5%
Separated	0.9%	5.4%
Widowed	3.4%	13.2%
Divorced	6.9%	6.1%

Education

Less than 9th grade 2.0%

Some HS, no diploma 2.1%

HS graduate 23.0%

Some college, no degree 33.0%

Associate's degree 7.2%

Bachelor's degree 14.5%

Graduate / professional 18.2%

Metric	%
HS diploma or higher	95.9%
Bachelor's or higher	32.7%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	142	8.7%
Kindergarten	86	5.3%
Elementary school	775	47.3%
High school	358	21.9%
College / grad school	277	16.9%

Employment

Industry of employment

Education & healthcare 23.8%

Finance & real estate 13.4%

Manufacturing 11.8%

Construction 9.8%

Public administration 9.5%

Arts, food & hospitality 9.3%

Professional & management 8.7%

Transportation & utilities 4.5%

Wholesale trade 3.1%

Other services 2.4%

Retail trade 2.3%

Agriculture & mining 0.7%

Information 0.6%

Occupation

Category	%
Management, business & arts	44.7%
Service	14.3%
Sales & office	17.0%
Natural resources & construction	12.6%
Production & transportation	11.4%

Employment type

Type	%
Private sector	67.2%
Government	28.0%
Self-employed	4.8%
Unpaid family workers	0.0%

Commute

Method	%
Drive alone	86.0%
Carpool	4.1%
Public transit	0.4%
Walk	2.8%
Work from home	6.7%
Other means	0.0%
Avg commute (minutes)	26.5

Poverty

All people 5.6%

Under 18 years 8.5%

18 and over 4.6%

Married-couple families 0.6%

Female-led households 29.7%

Income support

Source	% of households
Social Security	35.0%
Retirement income	32.5%
Supplemental Security	4.7%
Cash public assistance	0.5%
Food stamps / SNAP	9.0%

Health indicators

Condition	%
Obesity	33.2%
High blood pressure	34.4%
High cholesterol	35.2%
Diabetes	11.0%
Heart disease	6.1%
Stroke	2.9%
Asthma	9.2%
Arthritis	24.7%
Kidney disease	2.8%
Pulmonary disease	6.0%
Cancer	6.4%

Behavior / access	%
Smoking	16.0%
Binge drinking	15.7%
No physical activity	23.2%
Less than 7 hrs sleep	34.1%
Depression	19.7%
Fair or poor health	13.3%
Poor mental health	14.5%
Poor physical health	9.6%
No health insurance	16.4%
Visited doctor (checkup)	76.6%
Visited dentist	66.8%
Cholesterol screening	91.4%
Teeth loss	13.0%

Veterans & disability

Veterans	Count	%
Civilian veterans	499	11.2%

Disability	%
Any disability	12.7%
Under 18	6.1%
18–64 years	10.6%
65 and over	29.8%

Health insurance coverage

Type	%
Private insurance	80.5%
Public insurance	26.0%
No insurance	6.2%
Uninsured under 19	1.6%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	5,780	96.0%
Spanish	11	0.2%
Other Indo-European	4	0.1%
Asian & Pacific Islander	7	0.1%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	5,914	98.3%
Born in same state	5,712	94.9%
Born in different state	3,943	65.5%
Foreign born	202	3.4%
Naturalized citizen	105	1.7%
Not a US citizen	64	61.0%

Ancestry

Ancestry	Count	%
French	1,445	24%
Italian	740	12.3%
Arab	686	11.4%

Ancestry	Count	%
Polish	48	0.8%
English	4	0.1%
Dutch	2	0%

Technology access

Metric	% of households
Computer access	33.1%
Internet access	99.1%

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

Frequently asked questions about ZIP code 31811

What city is ZIP code 31811 in?

ZIP code 31811 is primarily assigned to Hamilton, Georgia.

What county is ZIP code 31811 in?

ZIP code 31811 falls within Harris County, Georgia.

Is ZIP code 31811 mostly owner-occupied?

87% of occupied units in ZIP code 31811 are owner-occupied, well above the national average.

Does ZIP code 31811 have a large veteran population?

11% of civilians in ZIP code 31811 are veterans, above the national average of ~7%.

What is the population of ZIP code 31811?

ZIP code 31811 has an estimated population of 6,019 residents, with a density of 46 people per square mile.

What is the median household income in ZIP code 31811?

The median household income in ZIP code 31811 is $91,941, above the national median of ~$75,000.

What timezone is ZIP code 31811 in?

ZIP code 31811 observes the EST timezone.