Brunswick, GA · standard
ZIP Code 31520
Glynn County, Georgia - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.
- 22,336
- 513/sq mi High-density area
- $40,071
- Median income Below-median income area
- $147,500
- Median home value Below-median home value
- 17.3%
- Bachelor's or higher Below-average bachelor's attainment
National ZIP placement
Brunswick pairs one of the lowest household incomes in the country with below-median home values, in a low-density, mixed-tenure area.
- 6th pct
- household income, US ZIPs
- 25th pct
- home value, US ZIPs
- 513
- people per sq mi
- 46%
- owner-occupied homes
Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 31520 against every reporting US ZIP.
FHFA HPI release change
What changed in the latest House Price Index year
- FHFA House Price Index values in ZIP 31520 (Brunswick, GA) rose +8.1% from 2023 to 2024. The all-transactions index moved from 265.7 in 2023 to 287.2 in 2024 (2000 = 100).
ZIP code 31520 is a densely settled ZIP (a standard USPS delivery area) in Brunswick, Glynn County, Georgia, with 22,336 residents across 43.6 square miles, a density of 513 people per square mile, in the New York time zone.
ZIP 31520 reports a modest median household income of $40,071 (43% below the average Georgia ZIP), while per-capita income is $26,808. The poverty rate is 29.8%, so the area-level income figures should not be treated as typical household experience. Home values sit below the statewide ZIP benchmark: the median is $147,500 (39% below the average Georgia ZIP), and median rent is $983; owner occupancy is 45.5%.
Educational attainment sits below the national norm: 17.3% of adults hold a bachelor's degree or higher, the median age is 38.4, and the average commute is 17 minutes. The page also surfaces 6 ZIP codes within roughly 10 miles and 6 more in Glynn County, so 31520 can be compared with both its immediate and county-level context.
Every figure on this page is sourced from the U.S. Census Bureau American Community Survey 5-Year Estimates (including median rent) and the FHFA House Price Index, no estimates, no proprietary scoring. Verify with Census →
Top industries in ZIP 31520
Top 5 sectors by establishment count in Brunswick, GA
Which industries have the most business establishments in ZIP 31520.
- Retail trade
Retail trade
171 establishments
- Health care and social assistance
Health care and social assistance
146 establishments
- Other services (except public administration)
Other services (except public administration)
103 establishments
- Professional, scientific, and technical services
Professional, scientific, and technical services
86 establishments
- Accommodation and food services
Accommodation and food services
85 establishments
What this shows Establishment counts come from the Census ZIP Code Business Patterns program, which counts physical business locations rather than employees or revenue.
Source: U.S. Census Bureau, American Community Survey 5-Year Estimates + ZIP Code Business Patterns + FHFA HPI ACS demographics and median rent, ZBP business establishments, FHFA HPI for ZIP 31520, Brunswick, GA · 2023 Census ACS 5-Year Estimates use a rolling 60-month sample for stable small-geography estimates; ZBP updated annually; FHFA HPI updated quarterly/annually.
Quick Facts
22,336
Population
43.6
Area (sq mi)
513
People / sq mi
New York
Time Zone
standard
ZIP Type
Who lives in ZIP 31520?
38.4
Median Age
45.6%
Male
54.4%
Female
8.6%
Foreign-Born
Hispanic or Latino is an ethnicity category from the Census Bureau and may overlap with other categories above.
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How much do residents earn?
$40,071
Median Household Income
-43% vs state ZIP avg
$26,808
Per Capita Income
29.8%
Poverty Rate
5.3%
Unemployment Rate
16.8 min
Mean Commute Time
How ZIP 31520 ranks among Georgia ZIPs
Brunswick, GA household income vs. every Georgia ZIP code
Median household income among 677 reporting Georgia ZIPs (this ZIP's population is too small for a reliable national-corpus placement)
$40,071 6th percentile higher than 6% of 677 Georgia ZIPs
Each bar is a $20K-wide band; taller bars hold more Georgia ZIPs. The dashed line + filled bar mark this entry. Hover or tap any bar for its full count, share, and where it sits relative to this entry.
Source U.S. Census Bureau, ACS 5-Year Estimates · 2019–2023
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What is the education profile here?
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
What does housing look like?
Housing stock: occupied vs vacant
10,583housing units
10,583
Total Housing Units
8,968
Occupied Units
1,615
Vacant Units
2.39
Avg Household Size
Occupancy Type
$147,500
Median Home Value
-39% vs state ZIP avg
$983
Median Rent
1966
Median Year Built
Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)
How have home values changed over time?
FHFA House Price Index, annual appreciation data based on repeat sales and appraisals
+8.1%
YoY Change (2024)
287
HPI Index (2000 = 100)
+187%
Total Change Since 2000
Home values in ZIP 31520 have increased 8.1% over the past year (2024). Since 2000, this ZIP has seen +187% cumulative appreciation.
| Year | Annual Change | HPI Index |
|---|---|---|
| 2020 | +8.5% | 175 |
| 2021 | +9.3% | 191 |
| 2022 | +17.0% | 223 |
| 2023 | +19.0% | 266 |
| 2024 | +8.1% | 287 |
Source: Federal Housing Finance Agency (FHFA) House Price Index, All-Transactions, Five-Digit ZIP Codes (Developmental Index). Index base = 100 in year 2000. Data through 2024. ZIP codes with few transactions may show missing values.
What businesses operate in this ZIP?
Census Bureau data shows 925 business establishments in ZIP 31520, employing approximately 11,351 people with a combined annual payroll of $627,177,000.
925
Businesses
11,351
Employees
$627.2M
Annual Payroll
17
Industry Sectors
| Industry | Establishments | % of Total |
|---|---|---|
| Retail trade | 171 | 18.5% |
| Health care and social assistance | 146 | 15.8% |
| Other services (except public administration) | 103 | 11.1% |
| Professional, scientific, and technical services | 86 | 9.3% |
| Accommodation and food services | 85 | 9.2% |
| Construction | 73 | 7.9% |
| Finance and insurance | 54 | 5.8% |
| Administrative and support and waste management and remediation services | 45 | 4.9% |
| Wholesale trade | 41 | 4.4% |
| Real estate and rental and leasing | 32 | 3.5% |
| Manufacturing | 21 | 2.3% |
| Transportation and warehousing | 21 | 2.3% |
| Information | 15 | 1.6% |
| Arts, entertainment, and recreation | 11 | 1.2% |
| Educational services | 10 | 1.1% |
| Utilities | 5 | 0.5% |
| Management of companies and enterprises | 3 | 0.3% |
Source: U.S. Census Bureau, ZIP Code Business Patterns (ZBP), 2023. Employment figures may include noise for disclosure avoidance.
Nearby ZIP Codes
Want a side-by-side? Compare 31520 vs 31524 →
ZIP 31520 vs its nearest neighbors, by population
Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 31525
Brunswick (31525)
28,247 residents
- 31520
Brunswick (31520)
22,336 residents
- 31522
Saint Simons Island (31522)
14,447 residents
- 31523
Brunswick (31523)
13,229 residents
- 31565 1,841
Waverly (31565)
1,841 residents
- 31527 805
Jekyll Island (31527)
805 residents
What this shows Among its immediate neighbors, ZIP 31520 ranks #2 by population - useful context the national average alone can't give.
ZIP 31520 vs its nearest neighbors, by median income
Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.
- 31522
Saint Simons Island (31522)
$108,632 median income
- 31523
Brunswick (31523)
$88,988 median income
- 31525
Brunswick (31525)
$69,493 median income
- 31565
Waverly (31565)
$61,778 median income
- 31520 $40,071
Brunswick (31520)
$40,071 median income
What this shows By household income, ZIP 31520 ranks #5 of 5 neighboring ZIPs, local affluence varies block to block, not just metro to metro.
Nationwide ZIPs with similar ACS profiles
Two Census-derived peer sets for ZIP 31520, both outside GA so the neighborhoods are not geographic containment (Nearby and same-county blocks stay local).
Similar population
Nearest cross-state ZIPs by resident population (22,336 here; floor ≥1,000).
Similar median household income
Nearest cross-state ZIPs by ACS median household income.
More ZIP Codes in Glynn County
Related Areas
Frequently Asked Questions
What county is ZIP code 31520 in?
ZIP code 31520 (Brunswick) is located in Glynn County, Georgia. Glynn County contains multiple ZIP codes, see the full list at /counties/glynn-ga.
What is the population of ZIP code 31520?
ZIP code 31520 in Brunswick, GA has a population of 22,336 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 31520?
The median household income in ZIP 31520 is $40,071, which is 47% below the national average of $76,288.
What is the average home value in ZIP 31520?
The median home value in ZIP 31520 is $147,500, which is 47% below the national average of $278,155.
What is the demographic makeup of ZIP 31520?
The largest racial group in ZIP 31520 is African American at 49.0%. Hispanic or Latino residents make up 12.6% of the population.
How many businesses are in ZIP code 31520?
ZIP code 31520 has 925 business establishments employing approximately 11,351 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 31520?
The top industries by establishment count in ZIP 31520 are: Retail trade (171), Health care and social assistance (146), Other services (except public administration) (103). There are 17 industry sectors represented in total.
How have home values changed in ZIP code 31520?
According to the FHFA House Price Index, home values in ZIP 31520 increased by 8.1% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 187%. This is a developmental index based on repeat sales and appraisal data from Fannie Mae and Freddie Mac.
What is the education level in ZIP code 31520?
In ZIP code 31520, 58.1% of residents aged 25+ have a high school diploma or higher, and 17.3% hold a bachelor's degree or higher. These figures come from the Census Bureau ACS 5-Year Estimates (2023).
What is the average commute time in ZIP 31520?
The mean commute time for workers in ZIP code 31520 is 16.8 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend less time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 31520?
In ZIP code 31520, approximately 45.5% of occupied housing units are owner-occupied and 54.5% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 31520?
The poverty rate in ZIP code 31520 is 29.8% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.
Related
Take this with you
What to do with ZIP 31520's numbers, next.
- See how ZIP 31520 compares to a neighboring ZIP code on the same Census fields Compare this ZIP
- Check where Brunswick, GA ranks among every U.S. ZIP code on income, education, or homeownership View national rankings
- Save this ZIP to your shortlist to track alongside others you're considering View your shortlist
ZIP Code Tabulation Areas (ZCTAs) are Census Bureau approximations of USPS ZIP codes; figures describe the ZCTA area, not any single address within it.