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US ZIP Code Profile

ZIP Code 30542
Flowery Branch, Georgia

ZIP code 30542 is in Flowery Branch, located in Hall County, Georgia, within the Gainesville metro area. Its 2020 Census population was 37,575. The estimated median adjusted gross income per tax return is $54,279, and about 8% of filers report $200,000 or more.

2020 Population
37,575
Census ZCTA
County
Hall
FIPS 13139
Median income (est.)
$54,279
IRS SOI 2022
Land Area
42.274 mi²
+ 7.603 mi² water

01Location & Geography

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

Primary CityFlowery Branch, GA
CountyHall County (FIPS 13139)
StateGeorgia (FIPS 13)
Metro Area (MSA)Gainesville, GA Metro Area (23580)
Census Region / DivisionSouth Region · South Atlantic Division
Coordinates34.179848, -83.91008
Land / Water Area42.274 mi² land · 7.603 mi² water

02Income & Economics

Distribution of the 20,520 individual tax returns filed in 30542 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
26.1%
$25K–$50K
21.4%
$50K–$75K
14.5%
$75K–$100K
10.5%
$100K–$200K
19.4%
$200K+
8.0%
The $200,000+ bracket accounts for 37% of 30542's total adjusted gross income, from 8% of returns — a concentration that drives the gap between the median ($54,279) 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 30542's IRS income metrics, 2020–2022.

Median income (2021→2022)
$54,279
▲ 7.2%
Filers earning $200K+
8.0%
▲ 0.7 pt
Total filers
20,520
▲ 2.4%
GET /zipc/v2/zipcodes/30542/soi?year=… $47K 2020 $51K 2021 $54K 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 30542 ZCTA.

2000
21,270
 
2010
31,946
▲ +50.2%
2020
37,575
▲ +17.6%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortC
USPS Finance Number123311
City AliasesFlowery Br, Flowery Branch

06Frequently Asked Questions

What county is ZIP code 30542 in?

ZIP code 30542 is in Hall County, Georgia (county FIPS code 13139).

What city is ZIP code 30542?

The primary USPS city for 30542 is Flowery Branch, GA.

What metro area (MSA) is 30542 in?

30542 is part of the Gainesville, GA Metro Area (MSA code 23580).

What is the population of ZIP code 30542?

The 2020 Census population of 30542 was 37,575 residents.

What is the median income in ZIP code 30542?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 30542 is about $54,279, 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.