ZipCodeLook
31561

Zip code 31561: Sea Island, Georgia

Residential delivery areaGlynn CountyEastern Time
Population
96
Small sample: rough estimates
Median household income
$250K+
U.S. $81K
Median home value
$2M+
U.S. $333K
Median rent
—
U.S. $1,413
Median age
69.6
U.S. 38.9
Land area
4.7 sq mi
20 people/sq mi

Boundary is the Census Bureau's ZIP Code Tabulation Area, which closely tracks the postal delivery area.

About 31561

31561 is a rural zip code in Sea Island, Georgia (Glynn County), covering 4.7 sq mi of land. About 96 people live here, or 20 per square mile. The median resident is 69.6 years old, compared with 38.9 nationally. With so few residents, the Census figures below are rough estimates with wide margins of error.

The median household income is $250,000+ a year, the Census Bureau's reporting limit (U.S.: $80,734). 0% of residents live below the poverty line (U.S.: 12.5%). The median home value is $2,000,000+. 100% of occupied homes are lived in by their owners.

100% of adults hold a bachelor's degree or higher (U.S.: 36%). 20% of households speak a language other than English at home, most often Spanish.

How 31561 compares

Sorted from highest to lowest national percentile

Only about 96 people live here, so these survey estimates have wide margins of error.

The percentile is the share of Americans who live in a zip code with a lower value, so the 50th percentile is typical. Rank 1 is the highest value in the state. Both include zip codes with at least 100 residents. Strengths and weaknesses mark measures in the best or worst fifth nationally, where higher or lower is clearly better (income, poverty, education, commute, broadband, insurance and similar). Measures like age or density are left unmarked.

People

Age

Median age
69.6
Under 18
19.8%
65 and over
59.4%

Race and ethnicity

  • White100%
  • Black0%
  • Hispanic0%
  • Asian0%
  • Native American0%
  • Pacific Islander0%
  • Other0%
  • Multiracial0%
Diversity index
0
U.S. 61.4
Foreign-born
0%
U.S. 14.1%
Born in state
60.4%

Language spoken at home (households)

English only
80%
Spanish
20%
Other Indo-European
0%
Asian / Pacific
0%
Other
0%

Households

Households
40
Average household size
2.4
Family households
100%
Married couples
100%
Living alone
0%
Veterans (of adults)
14.3%
Male / female
51% / 49%

Income and poverty

Household income distribution

<$25k
0%
$25–50k
0%
$50–75k
0%
$75–100k
0%
$100–150k
28%
$150–200k
20%
$200k+
53%

Median household income

31561
$250,000+
Glynn Co.
$69,799
Georgia
$77,353
United States
$80,734
Per capita income
$191,870
U.S. $44,673
Poverty rate
0%
U.S. 12.5%
Households earning $150K+
72.5%
U.S. 23%
Income inequality (Gini)
0.494
U.S. 0.483

Housing

Median home value

31561
$2,000,000+
Glynn Co.
$301,300
Georgia
$303,300
United States
$332,700

Median gross rent

31561
—
Glynn Co.
$1,135
Georgia
$1,393
United States
$1,413

Types of housing

Single-family
100%
2–4 units
0%
5–19 units
0%
20+ units
0%
Mobile home
0%
Boat, RV, van
0%
Housing units
373
Owner-occupied
100%
Vacant
89.3%
Median year built
1983
Median rooms
7.5
Renters paying 30%+ of income
—
Renters paying 50%+ of income
—
Home value to income
8.0× (U.S. 4.1×)

Work and commute

How people get to work

Drove alone
100%
Carpooled
0%
Transit
0%
Walked
0%
Bicycle
0%
Worked from home
0%
Other
0%

Commute time (one way)

<10 min
0%
10–19
58%
20–29
42%
30–44
0%
45–59
0%
60+
0%
Average commute
—
U.S. 26.4 min
Unemployment
0%
U.S. 5.2%
In labor force
22.1%
U.S. 63.5%

Jobs and careers

What employed residents do, wherever they work

Occupations

Business and finance
58%
Healthcare
42%
Management
0%
Computer and math
0%
Engineering and science
0%
Education
0%
Legal and social services
0%
Arts, media and sports
0%
Police and fire
0%
Food service
0%
Cleaning and personal care
0%
Sales
0%
Office and admin
0%
Construction and repair
0%
Farming, fishing and forestry
0%
Production
0%
Transportation and moving
0%

Industries

Finance, insurance and real estate
58%
Health care and social assistance
42%
Education
0%
Retail
0%
Manufacturing
0%
Professional and technical services
0%
Construction
0%
Restaurants and hotels
0%
Transportation, warehousing and utilities
0%
Public administration
0%
Admin, support and management
0%
Other services
0%
Wholesale
0%
Information
0%
Arts and recreation
0%
Agriculture and mining
0%
Median earnings per worker
—
U.S. $49,666
Self-employed
0%
U.S. 10%
Government workers
0%
U.S. 14.5%
Nonprofit workers
0%
U.S. 8.8%

Median earnings by type of work

Type of work31561U.S.
Management, business, science and arts—$74,888
Service—$26,804
Sales and office—$40,476
Construction and maintenance—$49,199
Production and transportation—$39,989

Education, internet and health coverage

Highest education (adults 25+)

No diploma
0%
High school
0%
Some college
0%
Associate's
0%
Bachelor's
35%
Graduate
65%
High school graduate or higher
100%
Bachelor's degree or higher
100%
Graduate or professional degree
64.9%
Households with broadband
100%
Cable, fiber or DSL
100%
No internet access
0%
Without health insurance
0%
Limited-English households
0%

Geography

City (USPS)
Sea Island
State
Georgia
Center point
31.2091° N, 81.3099° W
Land area
4.7 sq mi
Water area
4.2 sq mi
Time zone
Eastern Time (UTC-5, UTC-4 in summer)
Zip type
Residential delivery area

Zip codes near 31561

ZipCityDistanceIncome
31522Saint Simons Island3.8 mi$108,632
31524Brunswick9.9 mi—
31520Brunswick11 mi$40,071
31527Jekyll Island11 mi—
31521Brunswick · PO box12 mi—
31305Darien12 mi$43,138
31327Sapelo Island15 mi—
31525Brunswick15 mi$69,493
31319Meridian · PO box18 mi—
31523Brunswick18 mi$88,988
31331Townsend21 mi$61,336
31304Crescent · PO box21 mi—

Questions about 31561

What city is zip code 31561?

31561 is assigned to Sea Island, Georgia. The city name is the one the Postal Service prefers for mail addressed to this zip code.

What county is 31561 in?

31561 is in Glynn County, Georgia.

What is the population of 31561?

About 96 people live in 31561, according to the Census Bureau's American Community Survey.

What time zone is 31561 in?

31561 is in Eastern Time.

What is the median household income in 31561?

The median household income in 31561 is $250,000+.

What zip codes are near 31561?

The closest zip codes to 31561 are 31522, 31524, 31520, 31527, 31521.

Demographic figures are 2020–2024 American Community Survey 5-year estimates for ZIP Code Tabulation Area 31561, from the U.S. Census Bureau. Small areas have wide margins of error. How we build these numbers.