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US ZIP Code Profile

ZIP Code 34104
Naples, Florida

ZIP code 34104 is in Naples, located in Collier County, Florida, within the Naples-Immokalee-Marco Island metro area. Its 2020 Census population was 25,485. The estimated median adjusted gross income per tax return is $49,709, and about 6% of filers report $200,000 or more.

2020 Population
25,485
Census ZCTA
County
Collier
FIPS 12021
Median income (est.)
$49,709
IRS SOI 2022
Land Area
9.961 mi²
+ 0.662 mi² water

01Location & Geography

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

Primary CityNaples, FL
CountyCollier County (FIPS 12021)
StateFlorida (FIPS 12)
Metro Area (MSA)Naples-Immokalee-Marco Island, FL Metro Area (34940)
Census Region / DivisionSouth Region · South Atlantic Division
Coordinates26.149956, -81.74156
Land / Water Area9.961 mi² land · 0.662 mi² water

02Income & Economics

Distribution of the 14,100 individual tax returns filed in 34104 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
25.9%
$25K–$50K
24.4%
$50K–$75K
16.7%
$75K–$100K
10.3%
$100K–$200K
16.2%
$200K+
6.5%
The $200,000+ bracket accounts for 39% of 34104's total adjusted gross income, from 6% of returns — a concentration that drives the gap between the median ($49,709) 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 34104's IRS income metrics, 2020–2022.

Median income (2021→2022)
$49,709
▲ 5.1%
Filers earning $200K+
6.5%
▲ 0.3 pt
Total filers
14,100
▲ 3.8%
GET /zipc/v2/zipcodes/34104/soi?year=… $42K 2020 $47K 2021 $50K 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 34104 ZCTA.

2000
18,947
 
2010
23,691
▲ +25.0%
2020
25,485
▲ +7.6%

05Nearby ZIP Codes — Live Radius Search

Drag the slider to filter ZIP codes by distance from 34104. Powered by the same radius endpoint developers call from the API.

GET /zipc/v2/radius

ZIP codes within range of 34104

Naples and its immediate neighbors, sorted by distance.

3 mi
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Distance from 34104 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 SortD
USPS Finance Number116270
City AliasesNaples

07Frequently Asked Questions

What county is ZIP code 34104 in?

ZIP code 34104 is in Collier County, Florida (county FIPS code 12021).

What city is ZIP code 34104?

The primary USPS city for 34104 is Naples, FL.

What metro area (MSA) is 34104 in?

34104 is part of the Naples-Immokalee-Marco Island, FL Metro Area (MSA code 34940).

What is the population of ZIP code 34104?

The 2020 Census population of 34104 was 25,485 residents.

What is the median income in ZIP code 34104?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 34104 is about $49,709, 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.