Residential delivery area · Georgia
ZIP Code 30008: Marietta, GA
ZIP code 30008 uses the postal name Marietta, Georgia and lies entirely in Cobb County (Census 2020 ZIP-county file). About 36,000 people live there (Census Bureau, ACS 2020-2024), the 6th most populous of Marietta's 8 residential ZIP codes. Median household income is $74,877 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Marietta (15%) and Fair Oaks (5%); 80% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Marietta · 8 residential ZIPs
- County
- Cobb County
- Census places
- Marietta (15%); Fair Oaks (5%) census-designated place
- Metro area
- Atlanta-Sandy Springs-Roswell, GA
- House districts
- GA-6 (60%), GA-11 (40%) 119th Congress, by share of land
- State
- Georgia
- Time zone
- Eastern
- Land area
- 9.5 sq mi · 3,725 people per sq mi
Where is ZIP code 30008?
30008 centers on 33.901°, -84.591° and covers 9.5 square miles of land plus 0.0 of water. It borders 4 ZIP codes: 30064, 30060, 30106, 30127.
The map draws ZIP code areas only. For the streets inside 30008, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 30008 compare with the rest of Marietta?
| Measure | 30008 | In Marietta | In Cobb County | In GA |
|---|---|---|---|---|
| People (ACS 2020-2024) | 35,547 | 6th of 8 | 14th of 21 | 103rd of 751 |
| Median household income | $75k | 6th of 7 | 16th of 19 | 185th of 476 |
| Median home value | $308k | 7th of 7 | 17th of 19 | 160th of 474 |
Its median household income is higher than in 55% of U.S. residential ZIP codes, and it is denser than 91% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 30008?
The 2020 Census counted 32,435 people in 30008; the ACS, which samples households over 2020-2024, estimates 35,547. Between the 2010 and 2020 censuses its population grew 8.8% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 35,547
- 2020 Census count
- 32,435+8.8% since 2010 (29,822)
- Households
- 11,705
- Median age
- 34.1
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 30008?
Of the 35,547 people the ACS estimates in 30008, 26.0% are under 18 and 9.6% are 65 or older. The largest group by race and Hispanic origin is Black (not Hispanic) (39.3%), then Hispanic or Latino (35.1%).
- Under 1826.0%
- 18 to 6464.4%
- 65 and older9.6%
- Black, not Hispanic39.3%
- Hispanic or Latino35.1%
- White, not Hispanic17.8%
- Other or two or more5.4%
- Asian, not Hispanic2.4%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 30008 earn?
Median household income is $74,877 (ACS 2020-2024), the 16th highest of the 19 ranked ZIP codes in Cobb County. It rose from $63,654 in 2015-2019 (in 2024 dollars), a change larger than the surveys' margins of error.
- Median household income
- $74,877
- Income per person
- $30,754
- Below the poverty line
- 16.9%
- Unemployed (of the labor force)
- 4.6%
- Adults 25+ with a bachelor's degree
- 28.9%
- Adjusted gross income per tax return, 2022
- $49,79114,130 returns; wages 81% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 30008?
FHFA's house price index for 30008, built from repeat sales and appraisals of the same homes, rose 167% from 2015 to 2025 and rose 68% from 2020 to 2025, and moved +2.3% in 2025.
- Median home value (owners' estimate)
- $307,600
- Median gross rent
- $1,507
- Homes owned by their occupants
- 59.0%
- Housing units
- 12,441
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 30008?
325 business establishments had a location in this ZIP code in 2023, 68 more than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction54
- Other services (except public administration)48
- Health care and social assistance36
- Retail trade34
- Accommodation and food services31
- Professional, scientific, and technical services28
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 30008?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 30064 | Marietta | 52,125 | $122k | 3.0 mi |
| 30060 | Marietta | 38,499 | $68k | 3.1 mi |
| 30106 | Austell | 23,107 | $69k | 5.1 mi |
| 30127 | Powder Springs | 71,626 | $111k | 6.5 mi |
| 30090 | Marietta | 0 | – | 4.4 mi (near) |
| 30082 | Smyrna | 27,296 | $120k | 4.5 mi (near) |
| 30080 | Smyrna | 53,316 | $92k | 5.4 mi (near) |
| 30111 | Clarkdale | 0 | – | 6.0 mi (near) |
| 30126 | Mableton | 41,829 | $102k | 6.3 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.