San SebastiÃ¡n Municipio, PR

What LandBenchmark can tell you about a parcel in San SebastiÃ¡n Municipio — and, just as importantly, what it can't.

Land area: 70.4; sq mi
Water area: 0.8; sq mi
County FIPS: 72131
Center: 18.331, -66.969

Area and center from the US Census Bureau 2023 Gazetteer.

Measured terrain around the San SebastiÃ¡n Municipio centroid

Centroid elevation: 95; m (312 ft)

The county center sits at about 95 m above sea level. These are county-scale context, not parcel measurements — a specific parcel gets its own slope, flood and usable-acreage readings when analyzed.

Elevation measured 2026-07-21 from the AWS Terrain Tiles (terrarium encoding, z10).

Data available for San SebastiÃ¡n Municipio

No free owner records. Puerto Rico does not publish a free statewide parcel-and-owner dataset, so LandBenchmark cannot show who owns a parcel in San SebastiÃ¡n Municipio. The county assessor's office is the authoritative source. Every measured signal below is unaffected.
Legal description — township, range and section from the BLM Public Land Survey System.
FEMA flood zones, wetlands, soil survey and NCCPI soil productivity — the federal layers, all free and all available here.
56 measured signals from satellite imagery and public records — slope and usable acreage, observed surface water, vegetation trend, wildfire and seismic hazard, access and neighboring land use. Each one cites its method, its source, and the date it was observed.

LandBenchmark has no listings and does not know what is for sale in San SebastiÃ¡n Municipio. It analyses a parcel you point it at. It is an automated Phase-1 desk screen, not a survey, a flood determination, or a substitute for on-site inspection.

Analyze a parcel in San SebastiÃ¡n Municipio How it works

Common questions about land in San SebastiÃ¡n Municipio

Can I see who owns a parcel in San SebastiÃ¡n Municipio?

Not from free data — Puerto Rico does not publish a free statewide parcel-ownership dataset, and LandBenchmark does not buy broker data. The San SebastiÃ¡n Municipio assessor's office is the authoritative source; every measured signal is unaffected.

How hilly is San SebastiÃ¡n Municipio?

We haven't published a valid relief measurement for this county's centroid window. A report on a specific parcel measures its actual slope and usable acreage directly.

What can LandBenchmark measure for a parcel in San SebastiÃ¡n Municipio?

56 measured signals, each cited with source and observation date: FEMA flood zone plus surface water observed in multi-year imagery, USFWS wetlands, USDA soil survey and productivity, slope and usable acreage, wildfire and seismic hazard, access and surroundings. What a satellite cannot verify — title, zoning, perc results, water rights — goes on a human-verify checklist naming the San SebastiÃ¡n Municipio offices that can.