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US ZIP Code Profile

ZIP Code 77339
Kingwood, Texas

ZIP code 77339 is in Kingwood, located in Harris County, Texas, within the Houston-The Woodlands-Sugar Land metro area. Its 2020 Census population was 43,076. The estimated median adjusted gross income per tax return is $58,940, and about 9% of filers report $200,000 or more.

2020 Population
43,076
Census ZCTA
County
Harris
FIPS 48201
Median income (est.)
$58,940
IRS SOI 2022
Land Area
17.032 mi²
+ 0.959 mi² water

01Location & Geography

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

Primary CityKingwood, TX
CountyHarris County (FIPS 48201)
StateTexas (FIPS 48)
Metro Area (MSA)Houston-The Woodlands-Sugar Land, TX Metro Area (26420)
Census Region / DivisionSouth Region · West South Central Division
Coordinates30.046778, -95.22102
Land / Water Area17.032 mi² land · 0.959 mi² water

02Income & Economics

Distribution of the 19,890 individual tax returns filed in 77339 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
24.3%
$25K–$50K
19.9%
$50K–$75K
16.2%
$75K–$100K
10.6%
$100K–$200K
20.2%
$200K+
8.8%
The $200,000+ bracket accounts for 41% of 77339's total adjusted gross income, from 9% of returns — a concentration that drives the gap between the median ($58,940) 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 77339's IRS income metrics, 2020–2022.

Median income (2021→2022)
$58,940
▲ 5.9%
Filers earning $200K+
8.8%
▲ 0.8 pt
Total filers
19,890
▲ 1.4%
GET /zipc/v2/zipcodes/77339/soi?year=… $52K 2020 $56K 2021 $59K 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 77339 ZCTA.

2000
30,982
 
2010
37,512
▲ +21.1%
2020
43,076
▲ +14.8%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypeBranch
Carrier Route SortB
USPS Finance Number484190
City AliasesHumble, Kingwood

06Frequently Asked Questions

What county is ZIP code 77339 in?

ZIP code 77339 is in Harris County, Texas (county FIPS code 48201).

What city is ZIP code 77339?

The primary USPS city for 77339 is Kingwood, TX.

What metro area (MSA) is 77339 in?

77339 is part of the Houston-The Woodlands-Sugar Land, TX Metro Area (MSA code 26420).

What is the population of ZIP code 77339?

The 2020 Census population of 77339 was 43,076 residents.

What is the median income in ZIP code 77339?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 77339 is about $58,940, with around 9% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.