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US ZIP Code Profile

ZIP Code 34637
Land O Lakes, Florida

ZIP code 34637 is in Land O Lakes, located in Pasco County, Florida, within the Tampa-St. Petersburg-Clearwater metro area. Its 2020 Census population was 9,763. The estimated median adjusted gross income per tax return is $82,018, and about 13% of filers report $200,000 or more.

2020 Population
9,763
Census ZCTA
County
Pasco
FIPS 12101
Median income (est.)
$82,018
IRS SOI 2022
Land Area
14.041 mi²
+ 0.472 mi² water

01Location & Geography

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

Primary CityLand O Lakes, FL
CountyPasco County (FIPS 12101)
StateFlorida (FIPS 12)
Metro Area (MSA)Tampa-St. Petersburg-Clearwater, FL Metro Area (45300)
Census Region / DivisionSouth Region · South Atlantic Division
Coordinates28.30771, -82.46483
Land / Water Area14.041 mi² land · 0.472 mi² water

02Income & Economics

Distribution of the 4,880 individual tax returns filed in 34637 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
20.3%
$25K–$50K
14.5%
$50K–$75K
11.9%
$75K–$100K
11.7%
$100K–$200K
28.3%
$200K+
13.3%
The $200,000+ bracket accounts for 40% of 34637's total adjusted gross income, from 13% of returns — a concentration that drives the gap between the median ($82,018) 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 34637's IRS income metrics, 2020–2022.

Median income (2021→2022)
$82,018
▲ 4.8%
Filers earning $200K+
13.3%
▲ 1.8 pt
Total filers
4,880
▲ 10.4%
GET /zipc/v2/zipcodes/34637/soi?year=… $70K 2020 $78K 2021 $82K 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 34637 ZCTA.

2010
6,297
 
2020
9,763
▲ +55.0%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortC
USPS Finance Number115055
City AliasesLand O Lakes

06Frequently Asked Questions

What county is ZIP code 34637 in?

ZIP code 34637 is in Pasco County, Florida (county FIPS code 12101).

What city is ZIP code 34637?

The primary USPS city for 34637 is Land O Lakes, FL.

What metro area (MSA) is 34637 in?

34637 is part of the Tampa-St. Petersburg-Clearwater, FL Metro Area (MSA code 45300).

What is the population of ZIP code 34637?

The 2020 Census population of 34637 was 9,763 residents.

What is the median income in ZIP code 34637?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 34637 is about $82,018, with around 13% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.