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US ZIP Code Profile

ZIP Code 78596
Weslaco, Texas

ZIP code 78596 is in Weslaco, located in Hidalgo County, Texas, within the McAllen-Edinburg-Mission metro area. Its 2020 Census population was 37,329. The estimated median adjusted gross income per tax return is $32,053, and about 2% of filers report $200,000 or more.

2020 Population
37,329
Census ZCTA
County
Hidalgo
FIPS 48215
Median income (est.)
$32,053
IRS SOI 2022
Land Area
59.362 mi²
+ 0.749 mi² water

01Location & Geography

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

Primary CityWeslaco, TX
CountyHidalgo County (FIPS 48215)
StateTexas (FIPS 48)
Metro Area (MSA)McAllen-Edinburg-Mission, TX Metro Area (32580)
Census Region / DivisionSouth Region · West South Central Division
Coordinates26.158623, -97.98916
Land / Water Area59.362 mi² land · 0.749 mi² water

02Income & Economics

Distribution of the 16,160 individual tax returns filed in 78596 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
42.4%
$25K–$50K
27.0%
$50K–$75K
14.2%
$75K–$100K
6.5%
$100K–$200K
8.0%
$200K+
1.9%
The $200,000+ bracket accounts for 19% of 78596's total adjusted gross income, from 2% of returns — a concentration that drives the gap between the median ($32,053) 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 78596's IRS income metrics, 2020–2022.

Median income (2021→2022)
$32,053
▲ 8.0%
Filers earning $200K+
1.9%
▲ 0.0 pt
Total filers
16,160
▲ 3.1%
GET /zipc/v2/zipcodes/78596/soi?year=… $28K 2020 $30K 2021 $32K 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 78596 ZCTA.

2000
51,320
 
2010
63,844
▲ +24.4%
2020
37,329
▼ -41.5%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortD
USPS Finance Number489585
City AliasesRamona, Weslaco, Progreso Lakes, Progreso Lks

06Frequently Asked Questions

What county is ZIP code 78596 in?

ZIP code 78596 is in Hidalgo County, Texas (county FIPS code 48215).

What city is ZIP code 78596?

The primary USPS city for 78596 is Weslaco, TX.

What metro area (MSA) is 78596 in?

78596 is part of the McAllen-Edinburg-Mission, TX Metro Area (MSA code 32580).

What is the population of ZIP code 78596?

The 2020 Census population of 78596 was 37,329 residents.

What is the median income in ZIP code 78596?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 78596 is about $32,053, with around 2% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.