Explore San Diego, Texas, with this interactive street and satellite map. You can “grab” the San Diego, TX street map and move it around to re-centre it. You can change between standard map view and satellite map view by clicking the small square in the bottom left-hand corner of the map. You can use the zoom buttons on the lower right side of the map to zoom in or out to street-level detail. You will find live weather, local and world news below.
This interactive map shows the street layout and satellite imagery for San Diego, Texas. Use the Map and Satellite buttons above to switch between street map and aerial imagery views. Use the + and − buttons to zoom in or out, or scroll your mouse wheel while holding the Control key to zoom. On a touchscreen, use a two-finger pinch gesture to zoom in and out.
Click ⛶ Fullscreen to expand the map to fill your screen for a larger view. To return to the normal page view, press the Escape key on your keyboard, click the ✕ Exit Fullscreen button that appears above the map, or on a mobile device tap the back button (Android) or the close icon (iOS).
Drag the map to pan to any area of Texas or beyond. Switch to Satellite view to see high-resolution aerial photography of San Diego and surrounding areas, including streets, buildings, parks and waterways.
| City | San Diego |
| State | Texas (TX) |
| County | Duval |
| Country | United States of America |
| Timezone | Central Time (America/Chicago) |
| Latitude | 27.763914 |
| Longitude | -98.238895 |
| Population | 3,675 |
| Density | 770.8 /km² |
| Incorporated | N/A |
| ZIP Code(s) | 78384 |
| Area Code | 830 |
| County Seat | San Diego |
| School District | San Diego Independent School District |
San Diego is a locality in Duval County, Texas, United States. It has a population of approximately 3,675. The population density is 770.8 people per km². San Diego is located at 27.7639°N, 98.2389°W. It observes the Central Time (America/Chicago) timezone. ZIP code: 78384.
San Diego occupies a sun-drenched stretch of brush country where the horizon pulls tight against the earth, emphasizing the vast, open sky above the scrub-thickened plains. It lies 10.4 miles west of Alice, TX (from Alice, TX: bearing 274°T), and is situated 11.8 miles east of Rosita. San Diego Creek carves a shallow, winding path through the local topography, its seasonal flow carving subtle channels into the arid soil that supports little more than hardy mesquite and prickly pear. To the west, the faint, hazy silhouette of Buck Ridge marks the extreme edge of the observable world, while the stillness of the land is broken only by the shimmering heat waves that dance across the dusty ground. At the center of the grid, Plaza Alcalá serves as a quiet anchor, a small patch of cultivated shade where the air holds the scent of dry earth and the lingering warmth of a day that refuses to cool until long after the sun has dipped below the western plains. History in San Diego remains deeply rooted in the traditions of ranching and the resilient culture of the borderlands, where families have worked the soil and tended livestock for generations. The economy persists through a measured blend of agricultural labor and the steady pulse of regional energy work, moving at a tempo dictated by the seasons rather than the frantic pace of larger metropolitan hubs. Life here is defined by a deep-seated pragmatism, where the distance to the nearest water, such as the quiet basin of Muralla Tank, necessitates a careful stewardship of resources. Even as the modern world encroaches, San Diego preserves a distinct character shaped by its linguistic heritage and the enduring labor of those who maintain the fences and cattle guards that lace the surrounding landscape.
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This page provides an embedded street and satellite map of San Diego, Texas — switch between views using the small square in the bottom left-hand corner of the map. Coordinates: 27.763914, -98.238895. Live weather conditions are sourced directly from the National Weather Service, with current observations and a 7-day forecast also powered by Open-Meteo. Real-time local news and world news feeds keep the page current, while a Wikipedia summary or an editorially written description provides background on San Diego and Duval County.
Detailed location data for San Diego includes the ZIP code (78384), telephone area code (830), county seat of Duval County (San Diego), and school district assignment (San Diego Independent School District). These are among the most commonly searched location details for any US city or town.
Location data is drawn from the USGS Geographic Names Information System (GNIS) and cross-verified against 2020 US Census records by coordinate proximity — ensuring the correct San Diego is identified even where the name is shared across multiple counties or states. Population figures are sourced from the 2020 US Census.
| Page generated | August 2026 |
| Location data | SimpleMaps US Cities Database; coordinates matched to USGS GNIS definitive data |
| Wikipedia validation | Article content matched to USGS GNIS coordinates via Wikipedia geosearch API. Location verified by proximity — not name matching alone. |