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US ZIP Code Profile

ZIP Code 78538
Edcouch, Texas

ZIP code 78538 is in Edcouch, located in Hidalgo County, Texas, within the McAllen-Edinburg-Mission metro area. Its 2020 Census population was 12,278. The estimated median adjusted gross income per tax return is $24,810, and about 1% of filers report $200,000 or more.

2020 Population
12,278
Census ZCTA
County
Hidalgo
FIPS 48215
Median income (est.)
$24,810
IRS SOI 2022 · approx.
Land Area
71.012 mi²
+ 3.758 mi² water

01Location & Geography

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

Primary CityEdcouch, 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
Coordinates26.37454, -97.98028
Land / Water Area71.012 mi² land · 3.758 mi² water

02Income & Economics

Distribution of the 5,220 individual tax returns filed in 78538 by adjusted gross income bracket (IRS SOI, 2022).

< $25K
50.4%
$25K–$50K
28.7%
$50K–$75K
10.7%
$75K–$100K
4.6%
$100K–$200K
4.8%
$200K+
0.8%
The $200,000+ bracket accounts for 5% of 78538's total adjusted gross income, from 1% of returns — a concentration that drives the gap between the median ($24,810) and the average.
Estimated median = median adjusted gross income per tax return, interpolated from IRS SOI brackets. Differs from U.S. Census household income. Estimate is approximate for this ZIP (median falls in the lowest bracket).

03Income Over Time

Year-over-year change in 78538's IRS income metrics, 2020–2022.

Median income (2021→2022)
$24,810
▲ 7.9%
Filers earning $200K+
0.8%
▲ 0.4 pt
Total filers
5,220
▲ 3.2%
GET /zipc/v2/zipcodes/78538/soi?year=… $23K 2020 $23K 2021 $25K 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 78538 ZCTA.

2000
7,447
 
2010
10,657
▲ +43.1%
2020
12,278
▲ +15.2%

05USPS Postal Details

Delivery and facility attributes from the monthly USPS dataset.

ZIP ClassificationNon-Unique Zip
Facility TypePost Office
Carrier Route SortC
USPS Finance Number482710
City AliasesEdcouch, Monte Alto

06Frequently Asked Questions

What county is ZIP code 78538 in?

ZIP code 78538 is in Hidalgo County, Texas (county FIPS code 48215).

What city is ZIP code 78538?

The primary USPS city for 78538 is Edcouch, TX.

What metro area (MSA) is 78538 in?

78538 is part of the McAllen-Edinburg-Mission, TX Metro Area (MSA code 32580).

What is the population of ZIP code 78538?

The 2020 Census population of 78538 was 12,278 residents.

What is the median income in ZIP code 78538?

Based on IRS Statistics of Income data, the estimated median adjusted gross income per tax return in 78538 is about $24,810, with around 1% of filers reporting $200,000 or more. Note that adjusted gross income is a tax measure and differs from U.S. Census household income.