Get API Key →
US ZIP Code Profile

ZIP Code 32340
Madison, Florida

ZIP code 32340 is in Madison, located in Madison County, Florida. Its 2020 Census population was 10,744. The estimated median adjusted gross income per tax return is $35,022, and about 2% of filers report $200,000 or more.

2020 Population
10,744
Census ZCTA
County
Madison
FIPS 12079
Median income (est.)
$35,022
IRS SOI 2022
Land Area
233.492 mi²
+ 4.905 mi² water

01Location & Geography

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

Primary CityMadison, FL
CountyMadison County (FIPS 12079)
StateFlorida (FIPS 12)
Census Region / DivisionSouth Region · South Atlantic Division
Coordinates30.468748, -83.43924
Land / Water Area233.492 mi² land · 4.905 mi² water

02Income & Economics

Distribution of the 3,770 individual tax returns filed in 32340 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
37.7%
$25K–$50K
30.8%
$50K–$75K
13.5%
$75K–$100K
6.6%
$100K–$200K
9.6%
$200K+
1.9%
The $200,000+ bracket accounts for 23% of 32340's total adjusted gross income, from 2% of returns — a concentration that drives the gap between the median ($35,022) 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 32340's IRS income metrics, 2020–2022.

Median income (2021→2022)
$35,022
▲ 11.1%
Filers earning $200K+
1.9%
▲ 0.3 pt
Total filers
3,770
▼ 2.6%
GET /zipc/v2/zipcodes/32340/soi?year=… $28K 2020 $32K 2021 $35K 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 32340 ZCTA.

2000
12,386
 
2010
11,808
▼ -4.7%
2020
10,744
▼ -9.0%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortD
USPS Finance Number115550
City AliasesMadison

06Frequently Asked Questions

What county is ZIP code 32340 in?

ZIP code 32340 is in Madison County, Florida (county FIPS code 12079).

What city is ZIP code 32340?

The primary USPS city for 32340 is Madison, FL.

What is the population of ZIP code 32340?

The 2020 Census population of 32340 was 10,744 residents.

What is the median income in ZIP code 32340?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 32340 is about $35,022, with around 2% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.