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US ZIP Code Profile

ZIP Code 36579
Stockton, Alabama

ZIP code 36579 is in Stockton, located in Baldwin County, Alabama, within the Daphne-Fairhope-Foley metro area. Its 2020 Census population was 1,393. The estimated median adjusted gross income per tax return is $42,500, and about 4% of filers report $200,000 or more.

2020 Population
1,393
Census ZCTA
County
Baldwin
FIPS 01003
Median income (est.)
$42,500
IRS SOI 2022
Land Area
131.287 mi²
+ 1.441 mi² water

01Location & Geography

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

Primary CityStockton, AL
CountyBaldwin County (FIPS 01003)
StateAlabama (FIPS 01)
Metro Area (MSA)Daphne-Fairhope-Foley, AL Metro Area (19300)
Census Region / DivisionSouth Region · East South Central Division
Coordinates31.106823, -87.79693
Land / Water Area131.287 mi² land · 1.441 mi² water

02Income & Economics

Distribution of the 700 individual tax returns filed in 36579 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
30.0%
$25K–$50K
28.6%
$50K–$75K
14.3%
$75K–$100K
10.0%
$100K–$200K
12.9%
$200K+
4.3%
The $200,000+ bracket accounts for 19% of 36579's total adjusted gross income, from 4% of returns — a concentration that drives the gap between the median ($42,500) 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 36579's IRS income metrics, 2020–2022.

Median income (2021→2022)
$42,500
▲ 4.2%
Filers earning $200K+
4.3%
▲ 1.5 pt
Total filers
700
▼ 2.8%
GET /zipc/v2/zipcodes/36579/soi?year=… $39K 2020 $41K 2021 $42K 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 36579 ZCTA.

2000
1,906
 
2010
1,590
▼ -16.6%
2020
1,393
▼ -12.4%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortC
USPS Finance Number017820
City AliasesStockton

06Frequently Asked Questions

What county is ZIP code 36579 in?

ZIP code 36579 is in Baldwin County, Alabama (county FIPS code 01003).

What city is ZIP code 36579?

The primary USPS city for 36579 is Stockton, AL.

What metro area (MSA) is 36579 in?

36579 is part of the Daphne-Fairhope-Foley, AL Metro Area (MSA code 19300).

What is the population of ZIP code 36579?

The 2020 Census population of 36579 was 1,393 residents.

What is the median income in ZIP code 36579?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 36579 is about $42,500, with around 4% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.