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San Antonio Puerto Rico Map

Explore San Antonio, Puerto Rico, with this interactive street and satellite map.

Interactive Map of San Antonio, Puerto Rico

CitySan Antonio
StatePuerto Rico (PR)
CountyHumacao County
CountryUnited States of America
TimezoneAtlantic Standard Time — no DST (America/Puerto_Rico)
Latitude18.079961
Longitude-66.973233
DensityN/A /km²
IncorporatedN/A
ZIP Code00603
Area Code787, 939

About San Antonio, Puerto Rico

San Antonio is a locality in Humacao County, Puerto Rico, United States. San Antonio is located at 18.0800°N, 66.9732°W. It observes the Atlantic Standard Time — no DST (America/Puerto_Rico) timezone. ZIP code: 00603.

San Antonio exists as a verdant expanse where the humid breath of the tropics softens the sharp edges of the day. It lies 15.1 miles north-northeast of Beckley, WV (from Beckley, WV: bearing 15°T), and is situated 2.2 miles east-northeast of Oak Hill. The landscape of San Antonio unfolds through the lush, low-lying folds of the Quebrada Mariana, which drains the land toward the steady, rhythmic pulse of the Río Anton Ruiz. To the west, the distant silhouettes of the Cuchila el Asomante provide a jagged anchor to the horizon, while the air carries the faint, salt-heavy promise of the Puerto de Humacao just a few miles beyond the horizon. Here, the light at dusk settles in a bruised violet hue over the Unknown Local Park, illuminating the dense foliage that thrives in the moisture gathered between the coastal plains and the rising interior.

History in San Antonio remains etched in the quiet transition from agricultural tradition to the modern rhythms of a shifting economy. Residents often look toward the nearby Bosque Estatal de Ceiba for a sense of permanence, as the island of Cayo Batata remains a distant, silent guardian off the coast. While the commerce of the region has evolved, the daily life of San Antonio maintains a tether to the land, far removed from the more strenuous pace of the capital. Time here is marked by the slow movement of the clouds and the occasional traveler venturing toward the Recreacion Nacional Sendero de las Vientos, leaving the inhabitants to sustain a culture that values the shade of the afternoon and the steady, unpretentious flow of the local waterways.

Nearby Outdoor Places

  • Unknown Local Park (Local Park) — 0.1 mi, 339° N
  • Area Recreativa Orlando López Martínez (Local Park) — 0.7 mi, 056° NE
  • Bosque Estatal de Maricao (State Resource Management Area) — 1.6 mi, 020° N
  • Bosque Estatal de Susúa (State Resource Management Area) — 3.3 mi, 078° E
  • Forest Legacy Program acquisition - Finca Busigó Maricao (State Conservation Area) — 4.9 mi, 011° N
  • La Parguera Natural Reserve (Marine Protected Area) — 7.5 mi, 190° S
  • Bosque Estatal de Guánica (State Conservation Area) — 8.2 mi, 169° S
  • Bosque Natural de Boquerón Natural Reserve (Marine Protected Area) — 8.6 mi, 209° SW
  • Laguna Cartagena National Wildlife Refuge (National Wildlife Refuge) — 9.8 mi, 239° SW · 540 acres
  • Cabo Rojo National Wildlife Refuge (National Wildlife Refuge) — 14.1 mi, 240° SW · 5,583 acres
  • Cavernas del Río Camuy (State Park) — 20.3 mi, 029° NE
  • El Yunque National Forest (National Forest) — 35.7 mi, 053° NE · 29k acres

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About This San Antonio Map Page

This page provides an embedded street and satellite map of San Antonio, Puerto Rico. Coordinates: 18.079961, -66.973233. Live weather conditions are sourced directly from the National Weather Service. Real-time local and world news feeds keep the page current.

Detailed location data for San Antonio includes the ZIP code (00603), telephone area code (787, 939), county seat of Humacao County, and school district assignment.

Location data is drawn from the USGS Geographic Names Information System (GNIS) and cross-verified against 2020 US Census records by coordinate proximity. Population figures are sourced from the 2020 US Census.

Page generatedAugust 2026
Location dataSimpleMaps US Cities Database; coordinates matched to USGS GNIS definitive data
Wikipedia validationArticle content matched to USGS GNIS coordinates via Wikipedia geosearch API.