San Perlita is a city in Willacy County, Texas, home to about 462 people across 0.5 square miles. Its ZIP code is 78590.
Mostly San Perlita
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| Nearest major airport | San Antonio International Airport (SAT)215 miles away |
|---|---|
| Closer regional airport | Valley International Airport (HRL)19 miles away |
| Nearest city of 250,000+ | Corpus Christi, TX91 miles away |
| Nearest city of 1 million+ | San Antonio, TX211 miles away |
Straight-line distances from the center of San Perlita; 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.
San Perlita had 538 residents in the 2020 census, down 21% since 2000.
It’s the 1290th largest of 1,778 towns in Texas by population.
Willacy County grew from 10,499 residents in 1930 to 20,164 in 2020.
Willacy County, 1930–2020
Source: U.S. Census Bureau decennial censuses (counties 1900–1990 from the Bureau’s historical county file).
Average highs peak around 98°F in summer, and winter lows average 48°F. About 25.6 inches of rain and melted snow fall in a typical year, with about 0 inches of snow.
Source: NOAA 1991–2020 climate normals, Raymondville, TX weather station (9 miles away).
3,004 jobs at 189 businesses in Willacy County. The biggest industries by employees:
Source: U.S. Census Bureau County Business Patterns 2023 (private employers; jobs counted where people work).
Nearest hospitals
Source: Hospitals from CMS Hospital General Information (ratings are CMS overall star ratings); straight-line distances.
Public schools here are run by San Perlita ISD. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| San Perlita ElSan Perlita | Pre-K–5 | 80 | Public | 0.4 mi |
| San Perlita MiddleSan Perlita | 6–8 | 40 | Public | 0.4 mi |
| San Perlita H SSan Perlita | 9–12 | 67 | Public | 0.4 mi |
Source: U.S. Department of Education, NCES: Common Core of Data (2024-2025) for public schools. Listed by address; we don’t rate schools.
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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.