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US ZIP Code Profile

ZIP Code 30187
Winston, Georgia

ZIP code 30187 is in Winston, located in Douglas County, Georgia, within the Atlanta-Sandy Springs-Roswell metro area. Its 2020 Census population was 9,114. The estimated median adjusted gross income per tax return is $53,545, and about 6% of filers report $200,000 or more.

2020 Population
9,114
Census ZCTA
County
Douglas
FIPS 13097
Median income (est.)
$53,545
IRS SOI 2022
Land Area
34.416 mi²
+ 0.018 mi² water

01Location & Geography

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

Primary CityWinston, GA
CountyDouglas County (FIPS 13097)
StateGeorgia (FIPS 13)
Metro Area (MSA)Atlanta-Sandy Springs-Roswell, GA Metro Area (12060)
Census Region / DivisionSouth Region · South Atlantic Division
Coordinates33.662548, -84.84724
Land / Water Area34.416 mi² land · 0.018 mi² water

02Income & Economics

Distribution of the 4,510 individual tax returns filed in 30187 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
27.5%
$25K–$50K
20.4%
$50K–$75K
14.9%
$75K–$100K
11.5%
$100K–$200K
19.3%
$200K+
6.4%
The $200,000+ bracket accounts for 33% of 30187's total adjusted gross income, from 6% of returns — a concentration that drives the gap between the median ($53,545) 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 30187's IRS income metrics, 2020–2022.

Median income (2021→2022)
$53,545
▲ 7.4%
Filers earning $200K+
6.4%
▲ 1.0 pt
Total filers
4,510
▲ 1.8%
GET /zipc/v2/zipcodes/30187/soi?year=… $47K 2020 $50K 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 30187 ZCTA.

2000
6,090
 
2010
8,740
▲ +43.5%
2020
9,114
▲ +4.3%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortC
USPS Finance Number129526
City AliasesWinston

06Frequently Asked Questions

What county is ZIP code 30187 in?

ZIP code 30187 is in Douglas County, Georgia (county FIPS code 13097).

What city is ZIP code 30187?

The primary USPS city for 30187 is Winston, GA.

What metro area (MSA) is 30187 in?

30187 is part of the Atlanta-Sandy Springs-Roswell, GA Metro Area (MSA code 12060).

What is the population of ZIP code 30187?

The 2020 Census population of 30187 was 9,114 residents.

What is the median income in ZIP code 30187?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 30187 is about $53,545, 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.