Get API Key →
US ZIP Code Profile

ZIP Code 79355
Plains, Texas

ZIP code 79355 is in Plains, located in Yoakum County, Texas. Its 2020 Census population was 1,867. The estimated median adjusted gross income per tax return is $50,893, and about 5% of filers report $200,000 or more.

2020 Population
1,867
Census ZCTA
County
Yoakum
FIPS 48501
Median income (est.)
$50,893
IRS SOI 2022
Land Area
433.06 mi²
+ 0 mi² water

01Location & Geography

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

Primary CityPlains, TX
CountyYoakum County (FIPS 48501)
StateTexas (FIPS 48)
Census Region / DivisionSouth Region · West South Central Division
Coordinates33.18166, -102.87672
Land / Water Area433.06 mi² land · 0 mi² water

02Income & Economics

Distribution of the 790 individual tax returns filed in 79355 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
25.3%
$25K–$50K
24.1%
$50K–$75K
17.7%
$75K–$100K
12.7%
$100K–$200K
15.2%
$200K+
5.1%
The $200,000+ bracket accounts for 32% of 79355's total adjusted gross income, from 5% of returns — a concentration that drives the gap between the median ($50,893) 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 79355's IRS income metrics, 2020–2022.

Median income (2021→2022)
$50,893
▲ 18.8%
Filers earning $200K+
5.1%
▲ 1.3 pt
Total filers
790
▼ 1.2%
GET /zipc/v2/zipcodes/79355/soi?year=… $42K 2020 $43K 2021 $51K 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 79355 ZCTA.

2000
1,943
 
2010
1,942
▼ -0.1%
2020
1,867
▼ -3.9%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortC
USPS Finance Number487100
City AliasesPlains

06Frequently Asked Questions

What county is ZIP code 79355 in?

ZIP code 79355 is in Yoakum County, Texas (county FIPS code 48501).

What city is ZIP code 79355?

The primary USPS city for 79355 is Plains, TX.

What is the population of ZIP code 79355?

The 2020 Census population of 79355 was 1,867 residents.

What is the median income in ZIP code 79355?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 79355 is about $50,893, with around 5% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.