Printable Blank Map of Puerto Rico with Municipios
Delineating all 78 constitutional municipalities (municipios) across 3,515 square miles of the Caribbean archipelago, this blank vector map of Puerto Rico captures the main island alongside Vieques, Culebra, and Mona Island. Projected in NAD83 Puerto Rico & Virgin Islands (EPSG:32161), it provides clean coordinate geometry for Cordillera Central watershed analysis, karst limestone mapping, and municipal governance studies.
About this Blank Map of Puerto Rico
This printable blank map represents Puerto Rico on the authentic NAD83 (2011) / WGS84 ellipsoidal datum. All 6 interactive visual variants—including Blank Outline, Municipios Boundaries, Centroid Labels, Capital City Marker (San Juan), and High-Contrast Printer B&W—are generated synchronously from identical coordinate geometry.
| Specification | Value | Compliance & Source |
|---|---|---|
| Jurisdiction / Entity | Puerto Rico | US State |
| Subdivisions Rendered | 78 Municipios | Verified Topological Polygon Mesh |
| Primary Capital City | San Juan | Marked on the capital variant |
| Cartographic Projection | PUERTO RICO & VIRGIN ISLANDS | Distortion-Minimized Coordinate Map |
| Reference Datum | NAD83 (2011) / WGS84 | NOAA NGS / EPSG:32161 (State Plane Coordinate System) |
Puerto Rico Municipios at a Glance
- Municipios
- 78
- Capital
- San Juan
- Population (2020)
- 3,285,874
- Land area
- 3,424 sq mi
Most populous municipios
- San Juan Municipio (San Juan): 342,259 people, 10.4% of the state
- Bayamón Municipio (Bayamón): 185,187 people, 5.6% of the state
- Carolina Municipio (Carolina): 154,815 people, 4.7% of the state
- Ponce Municipio (Ponce): 137,491 people, 4.2% of the state
- Caguas Municipio (Caguas): 127,244 people, 3.9% of the state
Largest municipios by land area
- Arecibo Municipio (Arecibo): 125.9 sq mi
- Ponce Municipio (Ponce): 114.9 sq mi
- Utuado Municipio (Utuado): 113.5 sq mi
- Coamo Municipio (Coamo): 78 sq mi
- Mayagüez Municipio (Mayagüez): 77.7 sq mi
Figures: US Census Bureau 2020 Census populations and Gazetteer land areas. The full sortable list with seats and FIPS codes is on the Puerto Rico municipio map & list page.
Geography Notes: Puerto Rico
Puerto Rico & Virgin Islands Conformal Conic Geodesy
A single Lambert Conformal Conic projection covers the main island, offshore islands, and the US Virgin Islands.
Standard parallels at 18°02'N and 18°26'N anchor the projection, eliminating scale distortion across the 100-mile east-west length of the main island.
Civil engineers and disaster response agencies managing tropical cyclone mitigation and electrical grid infrastructure rely on this datum realization for sub-meter positional accuracy.
EPSG:32161 preserves true geographic distances between the main island port of Fajardo and the offshore municipalities of Vieques and Culebra.
Municipal Autonomy & The Cordillera Central Watershed
Puerto Rico is partitioned into 78 municipalities governed by elected mayors, with no county layer of government.
The Cordillera Central mountain crest rises to Cerro de Punta (4,390 ft), separating the rain-drenched northern coastal plain from the arid southern Caribbean slopes.
The northern limestone belt features dramatic mogote karst hills, sinkholes, and the subterranean Camuy River cave system across Arecibo, Utuado, and Hatillo municipalities.
Arecibo on the northern coast is Puerto Rico's largest municipality by land area at 126 square miles.
Curated Classroom Activities & Spatial Labs for Puerto Rico
Pedagogical lesson plans and spatial analysis activities designed specifically for printable vector maps of Puerto Rico:
Cordillera Central Drainage & Island Watershed Lab
Objective: Trace the mountain spine of Puerto Rico and analyze rain shadow effects on southern municipalities.
Materials: Printed blank map of Puerto Rico, blue and green colored pencils, relief atlas.
- Trace the Cordillera Central running east-to-west through Jayuya, Adjuntas, and Orocovis municipalities.
- Shade the wet northern Atlantic drainage basin in deep green and the semi-arid southern Caribbean plain in gold.
- Locate San Juan as the historic capital municipality along the northern Atlantic harbor.
Offshore Municipalities & Archipelago Governance Lab
Objective: Examine the administrative status of Vieques, Culebra, and uninhabited nature reserves.
Materials: Printed Puerto Rico municipal outline map, fine-tip markers.
- Identify and label the offshore island municipalities of Vieques (Isla Nena) and Culebra.
- Locate Mona Island in the Mona Passage to the west, administered as a natural ecological reserve.
- Highlight Arecibo as the largest municipality by land area, noting the historic Arecibo Ionospheric Observatory.
The 6 Synchronized Variants Explained
We generate 6 synchronized variations of Puerto Rico from the same master vector dataset. Each variant is aligned to identical coordinate geometry:
1. Blank Boundary Outline
The foundational boundary outline of Puerto Rico. Rendered with a clean exterior stroke and zero fill—the optimal version for in-class labeling exams, custom cartographic overlays, or clean graphic design.
2. With Subdivisions (78 Municipios)
Displays the exterior boundary plus internal administrative borders for all 78 municipios. Each subdivision possesses a unique SVG element ID for direct styling and choropleth shading in vector editors.
3. Labeled with True Centroids
Features authentic typographic labels positioned at each administrative territory's mathematical center of mass. Perfect as a master grading answer key or self-study reference sheet.
4. Adjacent-Contrast Color Fill
Filled using an adjacency-contrast pastel palette so neighboring jurisdictions never blend together. Excellent for tactile visual discrimination and regional geography units.
5. With Capital City (San Juan)
Pinpoints the official capital city of San Juan using a high-visibility star marker and typographic callout, positioned at precise geodetic coordinates.
6. High-Contrast Printer B&W
Optimized specifically for monochrome desktop laser and inkjet printers. Uses pure black vector paths (#000000) and ultra-clean white fills to prevent ink-bleeding and toner smudging.
Tools to Use With This Map
- Interactive US county mapZoom into county lines on a live map.
- What county am I in?Find your county from your device location.
- True size comparisonDrag Puerto Rico over other places to compare real areas.
- Map area calculatorDraw a shape and measure its area on the WGS84 ellipsoid.
- Color a mapShade regions online and download your own map.
Puerto Rico Municipio Map & Full List
See 2020 Census populations, seats, land areas and FIPS codes for every municipio in Puerto Rico, with an on-page map and CSV export.
Need Definitions for Map Projections, SVG Vectors, or Centroids?
Explore our centralized Cartography Glossary for detailed definitions of national and global geodetic datums, equal-area vs. conformal projections, TopoJSON topological arcs, and choropleth classification standards.
Frequently Asked Questions About Puerto Rico Blank Maps
Authoritative answers to common questions regarding printing, licensing, vector customization, and curriculum use:
Does Puerto Rico have counties?▼
No. The US Census Bureau treats Puerto Rico’s 78 municipalities (municipios) as county equivalents for all federal statistical and demographic purposes.
What is the largest municipality by land area in Puerto Rico?▼
Arecibo on the northern coast is the largest municipality by land area at 126 square miles.
Are the islands of Vieques and Culebra separate municipalities?▼
Yes. Vieques and Culebra are both separate constitutional municipalities with their own elected mayors and municipal assemblies.