Explore San Sebastián, Puerto Rico, with this interactive street and satellite map.
| City | San Sebastián |
| State | Puerto Rico (PR) |
| County | San Sebastián County |
| Country | United States of America |
| Timezone | Atlantic Standard Time — no DST (America/Puerto_Rico) |
| Latitude | 18.336802 |
| Longitude | -66.990029 |
| Population | 9,038 |
| Density | 1757.0 /km² |
| Incorporated | N/A |
San Sebastián occupies a verdant stretch of the interior landscape, defined by the winding path of the Río Culebrinas as it carves through the terrain. It lies 11.6 miles south of Isabela, PR (from Isabela, PR: bearing 169°T), and is situated 8.0 miles west-northwest of Lares.
The Río Culebrinas serves as a constant, rhythmic presence that shapes the valley floor and nourishes the surrounding vegetation. Beyond the riverbanks, the terrain rises toward the slopes of Cerro Yaitini, providing a dramatic backdrop to the daily commerce of the region. The nearby Guajataca State Forest offers a dense canopy of tropical growth, while the lush expanse of Quebrada Moralón adds depth to the local topography. Residents often find respite at the Unknown Local Park, a quiet space that grounds the community amidst the sprawling green hills. The air here holds a heavy, fertile moisture, particularly as the evening light catches the ridges and casts long, violet shadows across the fields.
Agriculture remains the historical pulse of San Sebastián, where generations have cultivated the soil to sustain a resilient local economy. The land yields a bounty that reflects the industrious nature of those who work the farms and oversee the small-scale industries scattered across the municipality. While the rhythms of production have evolved, the town maintains a steady commitment to its traditional roots in the coffee and sugar industries. The legacy of these trades is evident in the architecture of the older districts, where sturdy structures stand as markers of a long-standing economic identity. Today, the local marketplace serves as a vibrant center where the fruits of this labor are exchanged under the watchful gaze of the surrounding heights.
Cultural life in San Sebastián flourishes through deep-seated traditions that honor the heritage of the region. The community gathers for festivals that celebrate local music and craftsmanship, turning the town square into a focal point for social connection. Notable individuals, such as the acclaimed musician Ismael Rivera, have roots that resonate with the creative spirit found within these borders. Visitors who appreciate the outdoors might wander toward the distant Vereda de las Cotorras, enjoying the quietude of the wilderness that defines the regional character. Whether observing the daily pace of life or participating in seasonal events, one senses a strong, persistent pride in the identity of San Sebastián. This place maintains a quiet dignity, holding its own distinct place far from the bustle of the distant coastline.
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This page provides an embedded street and satellite map of San Sebastián, Puerto Rico. Coordinates: 18.336802, -66.990029. 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 Sebastián includes the ZIP code, telephone area code, county seat of San Sebastián 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 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. |