Residential delivery area · Texas
ZIP Code 78570: Mercedes, TX
ZIP code 78570 uses the postal name Mercedes, Texas and lies entirely in Hidalgo County (Census 2020 ZIP-county file). About 34,000 people live there (Census Bureau, ACS 2020-2024). Median household income is $41,965 (Census Bureau, ACS 2020-2024). By Census place, its land lies in Mercedes (16%), Heidelberg (3%), Indian Hills (3%), Mila Doce (3%), Relampago (2%) and Laguna Seca (2%); 72% is outside any Census place.
- ACS2020-24
- Census2020
- FHFA2024
- ZBP2023
- IRS2022
- Town
- Mercedes · its only residential ZIP
- County
- Hidalgo County
- Census places
- Mercedes (16%); Heidelberg (3%) census-designated place; Indian Hills (3%) census-designated place; Mila Doce (3%) census-designated place
- Metro area
- McAllen-Edinburg-Mission, TX
- House district
- TX-34 119th Congress
- State
- Texas
- Time zone
- Central
- Land area
- 75.2 sq mi · 456 people per sq mi
Where is ZIP code 78570?
78570 centers on 26.172°, -97.911° and covers 75.2 square miles of land plus 1.0 of water. It borders 8 ZIP codes: 78559, 78599, 78579, 78596, 78562, 78592, 78593, 78538.
The map draws ZIP code areas only. For the streets inside 78570, open its center on OpenStreetMap.
Source: U.S. Census Bureau, 2020 ZCTA cartographic boundaries and the 2023 Gazetteer (2020 ZCTAs); ZIP-to-county shares, Census places and House districts (119th Congress) from the Census 2020 relationship files (shares of land); metro area from the OMB delineation (July 2023); town name and time zone from simplemaps US ZIP Codes (CC BY 4.0).
How does 78570 compare with the rest of Hidalgo County?
| Measure | 78570 | In Hidalgo County | In TX |
|---|---|---|---|
| People (ACS 2020-2024) | 34,348 | 15th of 30 | 314th of 1,990 |
| Median household income | $42k | 17th of 19 | 1,129th of 1,172 |
| Median home value | $87k | 19th of 20 | 1,138th of 1,172 |
Its median household income is higher than in 7% of U.S. residential ZIP codes, and it is denser than 71% of all U.S. residential ZIP codes. ZIP codes at the ACS caps ($250,000 or more for household income, $2,000,000 or more for home value) share the top rank.
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B19013, B25077); ranks by PlainZIP over residential ZIP codes (ZCTAs).
How many people live in 78570?
The 2020 Census counted 32,950 people in 78570; the ACS, which samples households over 2020-2024, estimates 34,348. Between the 2010 and 2020 censuses its population grew 1.3% (its boundary stayed at least 90% the same).
- People, ACS 2020-2024
- 34,348
- 2020 Census count
- 32,950+1.3% since 2010 (32,525)
- Households
- 9,161
- Median age
- 27.9
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01003, B01002, B11001); 2020 Census (DHC P1); 2010 Census (SF1 P1).
Who lives in 78570?
Of the 34,348 people the ACS estimates in 78570, 34.7% are under 18 and 11.9% are 65 or older. The largest group by race and Hispanic origin is Hispanic or Latino (95.7%).
- Under 1834.7%
- 18 to 6453.4%
- 65 and older11.9%
- Hispanic or Latino95.7%
- White, not Hispanic3.8%
- Other or two or more0.2%
- Black, not Hispanic0.2%
- Asian, not Hispanic0.1%
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B01001 age by sex, B03002 Hispanic or Latino origin by race); shares of the estimated population, small ZIP codes carry wide margins.
What do households in 78570 earn?
Median household income is $41,965 (ACS 2020-2024), the 17th highest of the 19 ranked ZIP codes in Hidalgo County. It is not measurably different from 2015-2019 ($41,957 in 2024 dollars): the change is within the surveys' margins of error.
- Median household income
- $41,965±$7,483
- Income per person
- $16,217
- Below the poverty line
- 36.0%
- Unemployed (of the labor force)
- 11.9%
- Adults 25+ with a bachelor's degree
- 11.4%
- Adjusted gross income per tax return, 2022
- $35,83213,460 returns; wages 87% of AGI (IRS)
Source: U.S. Census Bureau, ACS 2020-2024 and 2015-2019 5-year estimates (B19013, B19301, B17001, B23025, B15003; 2015-2019 dollars converted with the BLS CPI-U, 1.22699); IRS Statistics of Income, ZIP code data, tax year 2022 (adjusted gross income per return, filed under the address on the return).
What are homes worth in 78570?
- Median home value (owners' estimate)
- $86,500
- Median gross rent
- $803
- Homes owned by their occupants
- 74.2%
- Housing units
- 10,699
Source: U.S. Census Bureau, ACS 2020-2024 5-year estimates (B25077, B25064, B25003, B25001); FHFA House Price Index, annual five-digit ZIP, updated 2026-03-31.
What businesses are in 78570?
312 business establishments had a location in this ZIP code in 2023, 17 fewer than in 2018; the most are in retail trade (ZIP Code Business Patterns).
- Retail trade128
- Health care and social assistance39
- Accommodation and food services24
- Other services (except public administration)22
- Construction17
- Finance and insurance16
Source: U.S. Census Bureau, ZIP Code Business Patterns 2023 and 2018 (establishments with paid employees, by the business's ZIP code).
Which ZIP codes are next to 78570?
| ZIP | Town | People | Household income | Distance |
|---|---|---|---|---|
| 78559 | La Feria | 12,169 | $49k | 5.6 mi |
| 78599 | Weslaco | 35,454 | $58k | 5.7 mi |
| 78579 | Progreso | 2,039 | $19k | 6.1 mi |
| 78596 | Weslaco | 39,518 | $58k | 7.5 mi |
| 78562 | La Villa | 3,211 | $32k | 7.9 mi |
| 78592 | Santa Maria | 677 | – | 8.5 mi |
| 78593 | Santa Rosa | 5,455 | $49k | 9.0 mi |
| 78538 | Edcouch | 11,982 | $40k | 14.1 mi |
| 78537 | Donna | 51,426 | $41k | 9.1 mi (near) |
Source: PlainZIP from the Census 2020 ZCTA boundaries (shared edges) and internal points; figures ACS 2020-2024.