Agua Dulce City is a city in Nueces County, Texas, home to about 251 people across 0.3 square miles. Its ZIP code is 78330.
Homes sold for a median of $75 per square foot in the three months ending August 2026, a seller’s market.
Mostly Agua Dulce City
Each card is that ZIP code’s whole market, including any part outside Agua Dulce City. Seller’s market: under 4 months of supply; buyer’s market: over 6. Methodology
We’re writing up Agua Dulce City’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)126 miles away |
|---|---|
| Closer regional airport | Corpus Christi International Airport (CRP)25 miles away |
| Nearest city of 250,000+ | Corpus Christi, TX45 miles away |
| Nearest city of 1 million+ | San Antonio, TX122 miles away |
Straight-line distances from the center of Agua Dulce City; 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.
Agua Dulce City had 685 residents in the 2020 census, down 7% since 2000.
It’s the 1498th largest of 1,778 towns in Texas by population.
Nueces County grew from 10,439 residents in 1900 to 353,178 in 2020.
Nueces County, 1900–2020
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 45°F. About 29.2 inches of rain and melted snow fall in a typical year.
Source: NOAA 1991–2020 climate normals, Alice Intl Ap, TX weather station (8 miles away).
134,586 jobs at 8,111 businesses in Nueces 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 Agua Dulce ISD. Check each district’s attendance zones for a specific address.
| School | Grades | Students | Type | Distance |
|---|---|---|---|---|
| Agua Dulce ElAgua Dulce | Pre-K–5 | 178 | Public | 0.3 mi |
| Agua Dulce H SAgua Dulce | 6–12 | 243 | 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.