Residential delivery area · Georgia
ZIP Code 30127: Powder Springs, GA
ZIP code 30127 uses the postal name Powder Springs, Georgia and lies mostly in Cobb County (85% of its land) with the rest in Paulding County (Census 2020 ZIP-county file). About 72,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $110,904 (Census Bureau, ACS 2020-2024). By Census place, 14% of its land lies in Powder Springs, and 1% in smaller places; 85% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2025
- ZBP2023
- IRS2022
- Town
- Powder Springs · its only residential ZIP
- County
- Cobb County (85%); Paulding County (15%)
- Census places
- Powder Springs
- Metro area
- Atlanta-Sandy Springs-Roswell, GA
- House districts
- GA-6 (53%), GA-14 (47%) 119th Congress, by share of land
- State
- Georgia
- Time zone
- Eastern
- Land area
- 51.3 sq mi · 1,396 people per sq mi
Where is ZIP code 30127?
30127 centers on 33.875°, -84.699° and covers 51.3 square miles of land plus 0.4 of water. It borders 9 ZIP codes: 30141, 30106, 30008, 30064, 30122, 30134, 30152, 30157, 30101.
The map draws ZIP code areas only. For the streets inside 30127, 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 30127 compare with the rest of Cobb County?
| Measure | 30127 | In Cobb County | In GA |
|---|---|---|---|
| People (ACS 2020-2024) | 71,626 | 1st of 21 | 9th of 751 |
| Median household income | $111k | 8th of 19 | 47th of 476 |
| Median home value | $359k | 13th of 19 | 100th of 474 |
Its median household income is higher than in 87% of U.S. residential ZIP codes, and it is denser than 81% 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 30127?
The 2020 Census counted 68,574 people in 30127; the ACS, which samples households over 2020-2024, estimates 71,626. Between the 2010 and 2020 censuses its population grew 13.6% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 71,626
- 2020 Census count
- 68,574+13.6% since 2010 (60,347)
- Households
- 24,431
- Median age
- 41.9
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 30127?
Of the 71,626 people the ACS estimates in 30127, 22.0% are under 18 and 14.9% are 65 or older. The largest group by race and Hispanic origin is Black (not Hispanic) (44.7%), then White (not Hispanic) (36.5%).
- Under 1822.0%
- 18 to 6463.0%
- 65 and older14.9%
- Black, not Hispanic44.7%
- White, not Hispanic36.5%
- Hispanic or Latino10.6%
- Other or two or more6.4%
- Asian, not Hispanic1.8%
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 30127 earn?
Median household income is $110,904 (ACS 2020-2024), the 8th highest of the 19 ranked ZIP codes in Cobb County. It rose from $98,151 in 2015-2019 (in 2024 dollars), a change larger than the surveys' margins of error.
- Median household income
- $110,904
- Income per person
- $45,851
- Below the poverty line
- 8.1%
- Unemployed (of the labor force)
- 6.4%
- Adults 25+ with a bachelor's degree
- 40.3%
- Adjusted gross income per tax return, 2022
- $79,65133,610 returns; wages 76% 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 30127?
FHFA's house price index for 30127, built from repeat sales and appraisals of the same homes, rose 136% from 2015 to 2025 and rose 69% from 2020 to 2025, and moved +5.6% in 2025.
- Median home value (owners' estimate)
- $358,700
- Median gross rent
- $1,867
- Homes owned by their occupants
- 85.4%
- Housing units
- 25,552
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 30127?
961 business establishments had a location in this ZIP code in 2023, 160 more than in 2018; the most are in construction (ZIP Code Business Patterns).
- Construction158
- Professional, scientific, and technical services129
- Health care and social assistance109
- Other services (except public administration)99
- Retail trade86
- Administrative and support and waste management and remediation services82
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 30127?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 30141 | Hiram | 27,220 | $87k | 4.2 mi |
| 30106 | Austell | 23,107 | $69k | 5.0 mi |
| 30008 | Marietta | 35,547 | $75k | 6.5 mi |
| 30064 | Marietta | 52,125 | $122k | 6.8 mi |
| 30122 | Lithia Springs | 27,036 | $69k | 8.2 mi |
| 30134 | Douglasville | 47,580 | $77k | 8.2 mi |
| 30152 | Kennesaw | 44,977 | $127k | 8.6 mi |
| 30157 | Dallas | 53,445 | $94k | 9.9 mi |
| 30101 | Acworth | 62,593 | $111k | 11.0 mi |
| 30111 | Clarkdale | 0 | – | 3.9 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.