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US ZIP Code Profile

ZIP Code 33131
Miami, Florida

ZIP code 33131 is in Miami, located in Miami-Dade County, Florida, within the Miami-Fort Lauderdale-West Palm Beach metro area. Its 2020 Census population was 26,213. The estimated median adjusted gross income per tax return is $99,191, and about 27% of filers report $200,000 or more.

2020 Population
26,213
Census ZCTA
County
Miami-Dade
FIPS 12086
Median income (est.)
$99,191
IRS SOI 2022
Land Area
0.407 mi²
+ 0.858 mi² water

01Location & Geography

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

Primary CityMiami, FL
CountyMiami-Dade County (FIPS 12086)
StateFlorida (FIPS 12)
Metro Area (MSA)Miami-Fort Lauderdale-West Palm Beach, FL Metro Area (33100)
Census Region / DivisionSouth Region · South Atlantic Division
Coordinates25.766562, -80.18427
Land / Water Area0.407 mi² land · 0.858 mi² water

02Income & Economics

Distribution of the 15,190 individual tax returns filed in 33131 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
18.4%
$25K–$50K
12.2%
$50K–$75K
10.6%
$75K–$100K
9.2%
$100K–$200K
22.2%
$200K+
27.5%
The $200,000+ bracket accounts for 85% of 33131's total adjusted gross income, from 27% of returns — a concentration that drives the gap between the median ($99,191) 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 33131's IRS income metrics, 2020–2022.

Median income (2021→2022)
$99,191
▲ 10.1%
Filers earning $200K+
27.5%
▲ 2.8 pt
Total filers
15,190
▲ 10.3%
GET /zipc/v2/zipcodes/33131/soi?year=… $77K 2020 $90K 2021 $99K 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 33131 ZCTA.

2000
4,723
 
2010
14,917
▲ +215.8%
2020
26,213
▲ +75.7%

05Nearby ZIP Codes — Live Radius Search

Drag the slider to filter ZIP codes by distance from 33131. Powered by the same radius endpoint developers call from the API.

GET /zipc/v2/radius

ZIP codes within range of 33131

Miami and its immediate neighbors, sorted by distance.

3 mi
GET /zipc/v2/distance

Distance from 33131 to any ZIP

Enter a 5-digit ZIP to calculate the distance.

06USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortB
USPS Finance Number115850
City AliasesMiami

07Frequently Asked Questions

What county is ZIP code 33131 in?

ZIP code 33131 is in Miami-Dade County, Florida (county FIPS code 12086).

What city is ZIP code 33131?

The primary USPS city for 33131 is Miami, FL.

What metro area (MSA) is 33131 in?

33131 is part of the Miami-Fort Lauderdale-West Palm Beach, FL Metro Area (MSA code 33100).

What is the population of ZIP code 33131?

The 2020 Census population of 33131 was 26,213 residents.

What is the median income in ZIP code 33131?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 33131 is about $99,191, with around 27% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.