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US ZIP Code Profile

ZIP Code 30047
Lilburn, Georgia

ZIP code 30047 is in Lilburn, located in Gwinnett County, Georgia, within the Atlanta-Sandy Springs-Roswell metro area. Its 2020 Census population was 69,172. The estimated median adjusted gross income per tax return is $43,687, and about 6% of filers report $200,000 or more.

2020 Population
69,172
Census ZCTA
County
Gwinnett
FIPS 13135
Median income (est.)
$43,687
IRS SOI 2022
Land Area
27.737 mi²
+ 0.335 mi² water

01Location & Geography

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

Primary CityLilburn, GA
CountyGwinnett County (FIPS 13135)
StateGeorgia (FIPS 13)
Metro Area (MSA)Atlanta-Sandy Springs-Roswell, GA Metro Area (12060)
Census Region / DivisionSouth Region · South Atlantic Division
Coordinates33.870125, -84.11232
Land / Water Area27.737 mi² land · 0.335 mi² water

02Income & Economics

Distribution of the 31,680 individual tax returns filed in 30047 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
33.6%
$25K–$50K
22.0%
$50K–$75K
13.4%
$75K–$100K
8.8%
$100K–$200K
16.3%
$200K+
5.9%
The $200,000+ bracket accounts for 29% of 30047's total adjusted gross income, from 6% of returns — a concentration that drives the gap between the median ($43,687) 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 30047's IRS income metrics, 2020–2022.

Median income (2021→2022)
$43,687
▲ 4.3%
Filers earning $200K+
5.9%
▲ 0.6 pt
Total filers
31,680
▲ 1.7%
GET /zipc/v2/zipcodes/30047/soi?year=… $39K 2020 $42K 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 30047 ZCTA.

2000
53,472
 
2010
59,660
▲ +11.6%
2020
69,172
▲ +15.9%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortD
USPS Finance Number125093
City AliasesLilburn

06Frequently Asked Questions

What county is ZIP code 30047 in?

ZIP code 30047 is in Gwinnett County, Georgia (county FIPS code 13135).

What city is ZIP code 30047?

The primary USPS city for 30047 is Lilburn, GA.

What metro area (MSA) is 30047 in?

30047 is part of the Atlanta-Sandy Springs-Roswell, GA Metro Area (MSA code 12060).

What is the population of ZIP code 30047?

The 2020 Census population of 30047 was 69,172 residents.

What is the median income in ZIP code 30047?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 30047 is about $43,687, with around 6% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.