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Home/Las Marías, Puerto Rico: visitor fact sheet
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Las Marías, Puerto Rico: visitor fact sheet

Las Marías fact sheet: western Cordillera, 2020 Census population 8,874, drive notes, directory links, and how to claim your business on PuertoRico.com.

· Population from 2020 Census; drive times OSRM free-flow

Photo: Las Marías, Puerto Rico: visitor fact sheetYarfpr / Wikimedia Commons · CC BY-SA 4.0

Quick answer

  • Where: Las Marías municipality (western Cordillera).
  • Population (2020 Census): 8,874.
  • From San Juan: about 2 h 08 / 136.1 km free-flow (OSRM); allow more in traffic.
  • Directory: eat · stay · tours.
  • Claim: add your business.

Las Marías at a glance

Best forWestern mountain town near Mayagüez
2020 Census population8,874
FIPS (county-equivalent)72083
From San Juanabout 2 h 08 / 136.1 km free-flow (OSRM); allow more in traffic
Directoryeat · stay · tours

Las Marías is a municipality of Puerto Rico known for western Cordillera highlands near Mayagüez. Population is the 2020 Census municipio total (public aggregate). This page does not publish personal information about residents or officials.

1. Western highlands

Las Marías is a western Cordillera town. Visitors come for highland scenery and coffee-country roads rather than coastal resorts.

2. Getting there notes

Highway free-flow figures are in the snapshot; allow extra time on local roads.

3. Claim CTA

Add or claim your Las Marías business so it appears in directory hubs.

Where to eat and stay

Browse places to eat · places to stay · tours · attractions.

Getting there

List or claim your business

Run a restaurant, stay, tour or shop in Las Marías? Add or claim your business on PuertoRico.com.

Frequently asked questions

Where is Las Marías, Puerto Rico?

Las Marías is a municipality in Puerto Rico’s western Cordillera. From San Juan: about 2 h 08 / 136.1 km free-flow (OSRM); allow more in traffic. See the map.

What is Las Marías known for?

Best for: Western mountain town near Mayagüez.

Where should I eat or stay in Las Marías?

Directory: eat · stay · tours.

How do I list my business?

Use Add or claim your business.

Sources we checked

Checked in November 2026. Where a fact could not be confirmed against a primary source, we removed it or said so.

  1. U.S. Census Bureau, 2020 Census population (Las Marías municipio)
  2. PuertoRico.com municipios.json (Census 2020 pop2020 field)
  3. OSRM free-flow drive matrix on OpenStreetMap (site drive-matrix.json), San Juan origin

Originally published on PuertoRico.com (2026-11-02). Reviewed and updated November 2026: facts were checked against the sources above.