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US ZIP Code Profile

ZIP Code 34951
Fort Pierce, Florida

ZIP code 34951 is in Fort Pierce, located in Saint Lucie County, Florida, within the Port St. Lucie metro area. Its 2020 Census population was 15,357. The estimated median adjusted gross income per tax return is $44,082, and about 2% of filers report $200,000 or more.

2020 Population
15,357
Census ZCTA
County
Saint Lucie
FIPS 12111
Median income (est.)
$44,082
IRS SOI 2022
Land Area
24.779 mi²
+ 0.273 mi² water

01Location & Geography

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

Primary CityFort Pierce, FL
CountySaint Lucie County (FIPS 12111)
StateFlorida (FIPS 12)
Metro Area (MSA)Port St. Lucie, FL Metro Area (38940)
Census Region / DivisionSouth Region · South Atlantic Division
Coordinates27.532133, -80.41895
Land / Water Area24.779 mi² land · 0.273 mi² water

02Income & Economics

Distribution of the 7,840 individual tax returns filed in 34951 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
29.8%
$25K–$50K
26.4%
$50K–$75K
17.1%
$75K–$100K
10.7%
$100K–$200K
13.5%
$200K+
2.4%
The $200,000+ bracket accounts for 16% of 34951's total adjusted gross income, from 2% of returns — a concentration that drives the gap between the median ($44,082) 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 34951's IRS income metrics, 2020–2022.

Median income (2021→2022)
$44,082
▲ 6.5%
Filers earning $200K+
2.4%
▲ 0.2 pt
Total filers
7,840
▲ 2.8%
GET /zipc/v2/zipcodes/34951/soi?year=… $38K 2020 $41K 2021 $44K 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 34951 ZCTA.

2000
12,792
 
2010
14,115
▲ +10.3%
2020
15,357
▲ +8.8%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortD
USPS Finance Number113105
City AliasesFort Pierce

06Frequently Asked Questions

What county is ZIP code 34951 in?

ZIP code 34951 is in Saint Lucie County, Florida (county FIPS code 12111).

What city is ZIP code 34951?

The primary USPS city for 34951 is Fort Pierce, FL.

What metro area (MSA) is 34951 in?

34951 is part of the Port St. Lucie, FL Metro Area (MSA code 38940).

What is the population of ZIP code 34951?

The 2020 Census population of 34951 was 15,357 residents.

What is the median income in ZIP code 34951?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 34951 is about $44,082, 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.