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US ZIP Code Profile

ZIP Code 30148
Marble Hill, Georgia

ZIP code 30148 is in Marble Hill, located in Pickens County, Georgia, within the Atlanta-Sandy Springs-Roswell metro area. Its 2020 Census population was 1,655. The estimated median adjusted gross income per tax return is $44,444, and about 8% of filers report $200,000 or more.

2020 Population
1,655
Census ZCTA
County
Pickens
FIPS 13227
Median income (est.)
$44,444
IRS SOI 2022
Land Area
10.729 mi²
+ 0.061 mi² water

01Location & Geography

Authoritative geographic identifiers from the U.S. Census Bureau, ANSI, and FIPS standards.

Primary CityMarble Hill, GA
CountyPickens County (FIPS 13227)
StateGeorgia (FIPS 13)
Metro Area (MSA)Atlanta-Sandy Springs-Roswell, GA Metro Area (12060)
Census Region / DivisionSouth Region · South Atlantic Division
Coordinates34.458794, -84.25861
Land / Water Area10.729 mi² land · 0.061 mi² water

02Income & Economics

Distribution of the 380 individual tax returns filed in 30148 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
31.6%
$25K–$50K
23.7%
$50K–$75K
10.5%
$75K–$100K
7.9%
$100K–$200K
18.4%
$200K+
7.9%
The $200,000+ bracket accounts for 44% of 30148's total adjusted gross income, from 8% of returns — a concentration that drives the gap between the median ($44,444) and the average.
Estimated median = median adjusted gross income per tax return, interpolated from IRS SOI brackets. Differs from U.S. Census household income.

03Income Over Time

Year-over-year change in 30148's IRS income metrics, 2020–2022.

Median income (2021→2022)
$44,444
▲ 1.6%
Filers earning $200K+
7.9%
▼ 0.4 pt
Total filers
380
▲ 5.6%
GET /zipc/v2/zipcodes/30148/soi?year=… $39K 2020 $44K 2021 $44K 2022
Median = adjusted gross income per return, interpolated from IRS SOI brackets. Figures are nominal (not inflation-adjusted).

04Population Trend

Decennial U.S. Census population for the 30148 ZCTA.

2000
437
 
2010
453
▲ +3.7%
2020
1,655
▲ +265.3%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortC
USPS Finance Number125566
City AliasesMarble Hill, Marblehill

06Frequently Asked Questions

What county is ZIP code 30148 in?

ZIP code 30148 is in Pickens County, Georgia (county FIPS code 13227).

What city is ZIP code 30148?

The primary USPS city for 30148 is Marble Hill, GA.

What metro area (MSA) is 30148 in?

30148 is part of the Atlanta-Sandy Springs-Roswell, GA Metro Area (MSA code 12060).

What is the population of ZIP code 30148?

The 2020 Census population of 30148 was 1,655 residents.

What is the median income in ZIP code 30148?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 30148 is about $44,444, with around 8% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.