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US ZIP Code Profile

ZIP Code 36580
Summerdale, Alabama

ZIP code 36580 is in Summerdale, located in Baldwin County, Alabama, within the Daphne-Fairhope-Foley metro area. Its 2020 Census population was 6,663. The estimated median adjusted gross income per tax return is $39,118, and about 3% of filers report $200,000 or more.

2020 Population
6,663
Census ZCTA
County
Baldwin
FIPS 01003
Median income (est.)
$39,118
IRS SOI 2022
Land Area
53.769 mi²
+ 0.377 mi² water

01Location & Geography

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

Primary CitySummerdale, 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
Coordinates30.478897, -87.703415
Land / Water Area53.769 mi² land · 0.377 mi² water

02Income & Economics

Distribution of the 3,100 individual tax returns filed in 36580 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
34.5%
$25K–$50K
27.4%
$50K–$75K
14.5%
$75K–$100K
8.7%
$100K–$200K
11.6%
$200K+
3.2%
The $200,000+ bracket accounts for 22% of 36580's total adjusted gross income, from 3% of returns — a concentration that drives the gap between the median ($39,118) 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 36580's IRS income metrics, 2020–2022.

Median income (2021→2022)
$39,118
▲ 7.8%
Filers earning $200K+
3.2%
▲ 0.3 pt
Total filers
3,100
▲ 2.3%
GET /zipc/v2/zipcodes/36580/soi?year=… $35K 2020 $36K 2021 $39K 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 36580 ZCTA.

2000
4,667
 
2010
5,420
▲ +16.1%
2020
6,663
▲ +22.9%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortD
USPS Finance Number017870
City AliasesSummerdale

06Frequently Asked Questions

What county is ZIP code 36580 in?

ZIP code 36580 is in Baldwin County, Alabama (county FIPS code 01003).

What city is ZIP code 36580?

The primary USPS city for 36580 is Summerdale, AL.

What metro area (MSA) is 36580 in?

36580 is part of the Daphne-Fairhope-Foley, AL Metro Area (MSA code 19300).

What is the population of ZIP code 36580?

The 2020 Census population of 36580 was 6,663 residents.

What is the median income in ZIP code 36580?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 36580 is about $39,118, with around 3% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.