PlainZIP

Mableton, GA · standard

ZIP Code 30126

Cobb County, Georgia - Census ACS demographics, housing tenure, and business patterns, benchmarked against every US ZIP.

37,088
691/sq mi
$101,891
Median income
$377,000
Median home value
46.2%
Bachelor's or higher

The verdict

Mableton pairs an upper-quartile household income with upper-quartile home values, in a low-density, homeowner-dominated area.

Top 18%
household income, US ZIPs
Top 23%
home value, US ZIPs
691
people per sq mi
78%
owner-occupied homes

Source: U.S. Census Bureau ACS 5-Year Estimates (2019–2023). Percentiles rank ZIP 30126 against every reporting US ZIP.

ZIP code 30126 is a densely settled ZIP (a standard USPS delivery area) in Mableton, Cobb County, Georgia, with 37,088 residents across 53.7 square miles, a density of 691 people per square mile, in the New York time zone.

ZIP 30126 lands in the middle-income range, with a median household income of $101,891 (45% above the Georgia average), while per-capita income is $52,448. Poverty here runs at 9.4%, with unemployment measured at 4.7%. On housing, the median home value is $377,000 (57% above the state average) with median rent at $1,569 per month, and 78.1% of occupied units are owner-occupied.

A solid share of residents have a four-year degree: 46.2% of adults hold a bachelor's degree or higher, the median age is 39.6, and the average commute is 30 minutes. We also surface 10 nearby ZIP codes within roughly 10 miles and 6 additional ZIPs sharing Cobb County, so you can benchmark 30126 against its immediate geography rather than a national average alone.

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 30126

Top 5 sectors by establishment count in Mableton, GA

Which industries have the most business establishments in ZIP 30126.

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 · ZIP Code Business Patterns (ZBP) As of 2023

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 30126, Mableton, 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

37,088

Population

53.7

Area (sq mi)

691

People / sq mi

New York

Time Zone

standard

ZIP Type

Neighborhood Scorecard
Get an A-F grade across income, safety, housing, rent, education, commute, and childcare for this ZIP code.
View Scorecard →

Who lives in ZIP 30126?

39.6

Median Age

48.1%

Male

51.9%

Female

18.0%

Foreign-Born

White 32.6%
African American 42.5%
Asian 4.0%
American Indian or Alaska Native 1.5%
Native Hawaiian or Pacific Islander 0.4%
Two or More Ethnicities 9.1%
Hispanic or Latino 22.1%

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?

$101,891

Median Household Income

+45% vs state

$52,448

Per Capita Income

9.4%

Poverty Rate

4.7%

Unemployment Rate

30.0 min

Mean Commute Time

How ZIP 30126 ranks nationally

Mableton, GA household income vs. every US ZIP code

Median household income, the full national distribution, with this ZIP marked

$101,891 Top 18% higher than 82% of 30,318 US ZIPs

$0–$20,000: 118 US ZIPs (0%). Below this entry. $20,000–$40,000: 1,573 US ZIPs (5%). Below this entry. $40,000–$60,000: 7,092 US ZIPs (23%). Below this entry. $60,000–$80,000: 9,980 US ZIPs (33%). Below this entry. $80,000–$100,000: 5,778 US ZIPs (19%). Below this entry. $100,000–$120,000: 2,855 US ZIPs (9%). This entry sits in this band. $120,000–$140,000: 1,362 US ZIPs (4%). Above this entry. $140,000–$160,000: 686 US ZIPs (2%). Above this entry. $160,000–$180,000: 364 US ZIPs (1%). Above this entry. $180,000–$200,000: 186 US ZIPs (1%). Above this entry. $200,000–$220,000: 324 US ZIPs (1%). Above this entry. This ZIP $0 $200K+ every reporting US ZIP, bucketed by value

Each bar is a $20K-wide band; taller bars hold more US 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?

High School Graduate or Higher 67.1%
Bachelor's Degree or Higher 46.2%

Source: U.S. Census Bureau, ACS 5-Year Estimates (2023)

What does housing look like?

17,005

Total Housing Units

15,853

Occupied Units

1,152

Vacant Units

2.64

Avg Household Size

Occupancy Type

Owner 78.1%
Renter 21.9%

$377,000

Median Home Value

+57% vs state

$1,569

Median Rent

1993

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

+7.4%

YoY Change (2024)

270

HPI Index (2000 = 100)

+170%

Total Change Since 2000

Home values in ZIP 30126 have increased 7.4% over the past year (2024). Since 2000, this ZIP has seen +170% cumulative appreciation.

Year Annual Change HPI Index
2020 +7.8% 166
2021 +15.4% 191
2022 +24.6% 238
2023 +5.7% 252
2024 +7.4% 270

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 781 business establishments in ZIP 30126, employing approximately 10,285 people with a combined annual payroll of $556,543,000.

781

Businesses

10,285

Employees

$556.5M

Annual Payroll

17

Industry Sectors

Industry Establishments % of Total
Professional, scientific, and technical services 107 13.7%
Retail trade 100 12.8%
Other services (except public administration) 76 9.7%
Health care and social assistance 75 9.6%
Accommodation and food services 68 8.7%
Construction 64 8.2%
Administrative and support and waste management and remediation services 54 6.9%
Real estate and rental and leasing 51 6.5%
Wholesale trade 42 5.4%
Finance and insurance 37 4.7%
Transportation and warehousing 35 4.5%
Manufacturing 22 2.8%
Information 17 2.2%
Educational services 13 1.7%
Arts, entertainment, and recreation 11 1.4%
Management of companies and enterprises 4 0.5%
Industries not classified 4 0.5%

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 30126 vs 30082 →

ZIP 30126 vs its nearest neighbors, by population

Resident population of this ZIP and the closest reporting ZIP codes within ~10 miles.

residents

What this shows Among its immediate neighbors, ZIP 30126 ranks #4 by population - useful context the national average alone can't give.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023

ZIP 30126 vs its nearest neighbors, by median income

Median household income of this ZIP and the closest reporting ZIP codes within ~10 miles.

median income

What this shows By household income, ZIP 30126 ranks #2 of 9 neighboring ZIPs, local affluence varies block to block, not just metro to metro.

Source U.S. Census Bureau · ACS 5-Year Estimates As of 2019–2023
ZIP Code City Population Distance
30082 Smyrna, GA 25,905 2.8 mi
30168 Austell, GA 24,241 3.1 mi
30336 Atlanta, GA 971 5.5 mi
30106 Austell, GA 20,300 4.5 mi
30080 Smyrna, GA 49,905 4.8 mi
30060 Marietta, GA 34,562 7.2 mi
30008 Marietta, GA 29,822 6.0 mi
30331 Atlanta, GA 54,094 7.6 mi
30318 Atlanta, GA 49,736 6.2 mi
30122 Lithia Springs, GA 21,561 6.2 mi

More ZIP Codes in Cobb County

30062 standard
Marietta, GA
Pop: 62,136
30127 standard
Powder Springs, GA
Pop: 60,347
30101 standard
Acworth, GA
Pop: 54,373
30066 standard
Marietta, GA
Pop: 52,936
30144 standard
Kennesaw, GA
Pop: 52,252
30080 standard
Smyrna, GA
Pop: 49,905

Related Areas

Cobb County Mableton, GA Georgia

Frequently Asked Questions

What county is ZIP code 30126 in? ▼
ZIP code 30126 (Mableton) is located in Cobb County, Georgia. Cobb County contains multiple ZIP codes, see the full list at /counties/cobb-ga.
What is the population of ZIP code 30126? ▼
ZIP code 30126 in Mableton, GA has a population of 37,088 according to the Census Bureau ACS 2023 estimates.
What is the median household income in ZIP 30126? ▼
The median household income in ZIP 30126 is $101,891, which is 34% above the national average of $76,288.
What is the average home value in ZIP 30126? ▼
The median home value in ZIP 30126 is $377,000, which is 36% above the national average of $278,155.
What is the demographic makeup of ZIP 30126? ▼
The largest racial group in ZIP 30126 is African American at 42.5%. Hispanic or Latino residents make up 22.1% of the population.
How many businesses are in ZIP code 30126? ▼
ZIP code 30126 has 781 business establishments employing approximately 10,285 people, according to Census Bureau ZIP Code Business Patterns (ZBP) 2023 data.
What are the main industries in ZIP code 30126? ▼
The top industries by establishment count in ZIP 30126 are: Professional, scientific, and technical services (107), Retail trade (100), Other services (except public administration) (76). There are 17 industry sectors represented in total.
How have home values changed in ZIP code 30126? ▼
According to the FHFA House Price Index, home values in ZIP 30126 increased by 7.4% in 2024. Since 2000, home values in this ZIP have appreciated by approximately 170%. 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 30126? ▼
In ZIP code 30126, 67.1% of residents aged 25+ have a high school diploma or higher, and 46.2% 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 30126? ▼
The mean commute time for workers in ZIP code 30126 is 30.0 minutes according to Census ACS data. The national average is roughly 26 minutes, so commuters here spend more time traveling to work than typical.
What percentage of residents own vs. rent in ZIP 30126? ▼
In ZIP code 30126, approximately 78.1% of occupied housing units are owner-occupied and 21.9% are renter-occupied, based on Census ACS 2023 data.
What is the poverty rate in ZIP code 30126? ▼
The poverty rate in ZIP code 30126 is 9.4% according to Census Bureau ACS 2023 estimates. This measures the percentage of the population living below the federal poverty threshold.

Read our methodology to see how this data is sourced, computed, and verified.