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US ZIP Code Profile

ZIP Code 77597
Wallisville, Texas

ZIP code 77597 is in Wallisville, located in Chambers County, Texas, within the Houston-The Woodlands-Sugar Land metro area. Its 2020 Census population was 734. The estimated median adjusted gross income per tax return is $65,000, and about 9% of filers report $200,000 or more.

2020 Population
734
Census ZCTA
County
Chambers
FIPS 48071
Median income (est.)
$65,000
IRS SOI 2022
Land Area
21.769 mi²
+ 10.356 mi² water

01Location & Geography

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

Primary CityWallisville, TX
CountyChambers County (FIPS 48071)
StateTexas (FIPS 48)
Metro Area (MSA)Houston-The Woodlands-Sugar Land, TX Metro Area (26420)
Census Region / DivisionSouth Region · West South Central Division
Coordinates29.836205, -94.70201
Land / Water Area21.769 mi² land · 10.356 mi² water

02Income & Economics

Distribution of the 440 individual tax returns filed in 77597 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
22.7%
$25K–$50K
20.4%
$50K–$75K
11.4%
$75K–$100K
11.4%
$100K–$200K
25.0%
$200K+
9.1%
The $200,000+ bracket accounts for 36% of 77597's total adjusted gross income, from 9% of returns — a concentration that drives the gap between the median ($65,000) 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 77597's IRS income metrics, 2020–2022.

Median income (2021→2022)
$65,000
▲ 7.6%
Filers earning $200K+
9.1%
▼ 0.7 pt
Total filers
440
▲ 7.3%
GET /zipc/v2/zipcodes/77597/soi?year=… $60K 2020 $60K 2021 $65K 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 77597 ZCTA.

2000
824
 
2010
777
▼ -5.7%
2020
734
▼ -5.5%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortC
USPS Finance Number489445
City AliasesWallisville

06Frequently Asked Questions

What county is ZIP code 77597 in?

ZIP code 77597 is in Chambers County, Texas (county FIPS code 48071).

What city is ZIP code 77597?

The primary USPS city for 77597 is Wallisville, TX.

What metro area (MSA) is 77597 in?

77597 is part of the Houston-The Woodlands-Sugar Land, TX Metro Area (MSA code 26420).

What is the population of ZIP code 77597?

The 2020 Census population of 77597 was 734 residents.

What is the median income in ZIP code 77597?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 77597 is about $65,000, 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.