Laguna Seca is a community in Hidalgo County, Texas, home to about 239 people across 2.3 square miles. It has no ZIP code of its own: it’s part of 78538 and 78570.
Homes sold for a median of $146 per square foot across 2 ZIP codes in the three months ending August 2026, and 0 of 2 were seller’s markets.
Part is in Laguna Seca, part in Edcouch and Monte Alto
Mostly Mercedes; part is in Laguna Seca
Each card is that ZIP code’s whole market, including any part outside Laguna Seca. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Laguna Seca’s story and what everyday life there is like, for people thinking about moving in.
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| Nearest major airport | San Antonio International Airport (SAT)232 miles away |
|---|---|
| Closer regional airport | Valley International Airport (HRL)17 miles away |
| Nearest city of 250,000+ | Laredo, TX134 miles away |
| Nearest city of 1 million+ | San Antonio, TX227 miles away |
Straight-line distances from the center of Laguna Seca; driving is longer.
Source: Airports from OurAirports (scheduled passenger service); city centers and populations from the U.S. Census Bureau.
Source: Members of Congress from the congress-legislators project; districts from the Census Bureau’s relationship files; governor and mayor from Wikidata.
Laguna Seca had 232 residents in the 2020 census, down 8% since 2000.
It’s the 1512th largest of 1,778 towns in Texas by population.
Hidalgo County grew from 6,837 residents in 1900 to 870,781 in 2020.
Hidalgo County, 1900–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 97°F in summer, and winter lows average 50°F. About 25.8 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Weslaco, TX weather station (3 miles away).
227,682 jobs at 13,393 businesses in Hidalgo County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
79 doctors and other health care providers list an office in Laguna Seca’s ZIP codes.
Nearest hospitals
Providers with an office here
| Primary care doctors | 8 |
|---|---|
| Specialist doctors | 1 |
| Dentists | 1 |
| Nurse practitioners and physician assistants | 19 |
| Mental health providers | 22 |
| Physical and occupational therapists | 27 |
| Optometrists | 1 |
| Pharmacies | 5 |
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances; providers from the CMS National Plan and Provider Enumeration System (NPPES), by practice address and primary specialty.
Parks (1 nearby)
Grocery stores
Pharmacies
Libraries
Counts are within about 1 mile of the center of town.
Source: Map data © OpenStreetMap contributors (openstreetmap.org/copyright), as mapped by volunteers; it can miss places or include closed ones.
Public schools here are run by Mercedes ISD, Edcouch-Elsa ISD, Monte Alto ISD and others. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| John F Kennedy ElMercedes | Pre-K–5 | 399 | Public | 4.0 mi |
| Jorge R Gutierrez Early Childhood CenterEdcouch | Pre-K | 454 | Public | 6.5 mi |
| Mercedes Early Literacy ProgramMercedes | Pre-K | 189 | Public | 4.4 mi |
| Roberto Garate ElMonte Alto | Pre-K–5 | 386 | Public | 11.7 mi |
| Ruben Hinojosa ElMercedes | Pre-K–5 | 468 | Public | 4.8 mi |
| Taylor ElMercedes | Pre-K–5 | 406 | Public | 3.6 mi |
| Travis ElMercedes | Pre-K–5 | 478 | Public | 5.2 mi |
| Ruben C Rodriguez ElEdcouch | K–5 | 457 | Public | 6.5 mi |
| Santiago Garcia ElEdcouch | K–5 | 358 | Public | 6.0 mi |
| Mercedes DaepMercedes | 2–12 | — | Alternative Education | 4.8 mi |
| David Ybarra Fine Arts AcademyEdcouch | 6 | 264 | Public | 6.6 mi |
| Jose Borrego MiddleMonte Alto | 6–8 | 178 | Public | 11.7 mi |
| Sgt Manuel Chacon MiddleMercedes | 6–9 | 518 | Public | 5.0 mi |
| Sgt William G Harrell MiddleMercedes | 6–8 | 390 | Public | 2.4 mi |
| South Texas ISD Virtual AcademyMercedes | 6–12 | 212 | Public | 3.8 mi |
| Mercedes Academic AcademyMercedes | 9–12 | 100 | Alternative Education | 4.8 mi |
| Mercedes Early College AcademyMercedes | 9–12 | 355 | Alternative Education | 4.4 mi |
| Mercedes H SMercedes | 9–12 | 903 | Public | 5.1 mi |
| Monte Alto H SMonte Alto | 9–12 | 255 | Public | 11.7 mi |
| South Palm Gardens H SMercedes | 9–12 | 72 | Alternative Education | 4.4 mi |
| South Texas ISD Health ProfessionsMercedes | 9–12 | 781 | Public | 3.7 mi |
| South Texas ISD Science AcademyMercedes | 9–12 | 840 | Public | 3.6 mi |
| Triumph Public High Schools-MercedesMercedes | 9–12 | 109 | Charter, Alternative Education | 4.3 mi |
| School | Grades | Students | Affiliation | Distance |
|---|---|---|---|---|
| Immanuel Lutheran SchoolMercedes | Pre-K–5 | 7 | Lutheran Church–Missouri Synod | 4.3 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools; Private School Universe Survey (2023-2024) for private schools. Listed by address; we don’t rate schools.
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Shares ZIP codes with Mercedes, Mila Doce, Indian Hills, Edcouch, Monte Alto, Heidelberg and Relampago.
Town boundaries don’t always match ZIP codes: a ZIP code can cross into neighboring towns, and a town can share a ZIP code with its neighbors. Facts describe the town itself; market figures describe whole ZIP codes.