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US ZIP Code Profile

ZIP Code 77485
Wallis, Texas

ZIP code 77485 is in Wallis, located in Austin County, Texas, within the Houston-The Woodlands-Sugar Land metro area. Its 2020 Census population was 3,657. The estimated median adjusted gross income per tax return is $43,750, and about 4% of filers report $200,000 or more.

2020 Population
3,657
Census ZCTA
County
Austin
FIPS 48015
Median income (est.)
$43,750
IRS SOI 2022
Land Area
83.334 mi²
+ 2.095 mi² water

01Location & Geography

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

Primary CityWallis, TX
CountyAustin County (FIPS 48015)
StateTexas (FIPS 48)
Metro Area (MSA)Houston-The Woodlands-Sugar Land, TX Metro Area (26420)
Census Region / DivisionSouth Region · West South Central Division
Coordinates29.632734, -96.05511
Land / Water Area83.334 mi² land · 2.095 mi² water

02Income & Economics

Distribution of the 1,710 individual tax returns filed in 77485 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
31.6%
$25K–$50K
24.6%
$50K–$75K
16.4%
$75K–$100K
8.8%
$100K–$200K
15.2%
$200K+
3.5%
The $200,000+ bracket accounts for 20% of 77485's total adjusted gross income, from 4% of returns — a concentration that drives the gap between the median ($43,750) 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 77485's IRS income metrics, 2020–2022.

Median income (2021→2022)
$43,750
▲ 4.3%
Filers earning $200K+
3.5%
▼ 0.1 pt
Total filers
1,710
▲ 2.4%
GET /zipc/v2/zipcodes/77485/soi?year=… $40K 2020 $42K 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 77485 ZCTA.

2000
2,511
 
2010
4,054
▲ +61.4%
2020
3,657
▼ -9.8%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortC
USPS Finance Number489440
City AliasesWallis

06Frequently Asked Questions

What county is ZIP code 77485 in?

ZIP code 77485 is in Austin County, Texas (county FIPS code 48015).

What city is ZIP code 77485?

The primary USPS city for 77485 is Wallis, TX.

What metro area (MSA) is 77485 in?

77485 is part of the Houston-The Woodlands-Sugar Land, TX Metro Area (MSA code 26420).

What is the population of ZIP code 77485?

The 2020 Census population of 77485 was 3,657 residents.

What is the median income in ZIP code 77485?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 77485 is about $43,750, with around 4% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.