Espino, San Lorenzo, Puerto Rico

The Emajagua River (Spanish: Río Emajagua) is a river of San Lorenzo, Puerto Rico.

Cerro Gregorio is a mountain of the Sierra de Cayey measuring 2,043 feet (623 m) in elevation. The mountain is located in the barrios Jagual and Quebrada Honda in the municipality of San Lorenzo, Puerto Rico, close to the municipal boundary with Caguas. The mountain is the site of El Cerro de Nandy, a restaurant and local tourism destination.The mountain can be seen from many parts of the region, particularly from the Valley of Caguas. The mountain is also considered the "face" of La India Dormida (Spanish for "the sleeping Indian [woman]"), a famous geographical landmark consisting of several mountains that through forced perspective (when seen from the north) form the shape of a sleeping woman.

Quebrada Honda is a barrio in the municipality of San Lorenzo, Puerto Rico. Its population in 2010 was 1,881.

Carite State Forest (Spanish: Bosque Estatal de Carite) is a state forest and nature reserve located in the Sierra de Cayey mountain range in southeastern Puerto Rico. The forest extends over approximately 2,600 hectares (6,500 acres) and is located in the municipalities of Caguas, Cayey, Guayama, Patillas and San Lorenzo. The forest is located along the Ruta Panorámica (officially the Luis Muñoz Marín Scenic Route), which offers access to the forest.

Cerro La Santa is a 2,962 feet (903 m) high mountain and the highest point in the Sierra de Cayey in Puerto Rico. The peak of Cerro La Santa is located in the Carite State Forest, at a tri-point shared by the municipalities of Caguas (San Salvador), Cayey (Farallón) and San Lorenzo (Espino).

Jagual is a barrio in the municipality of San Lorenzo, Puerto Rico. Its population in 2010 was 4,042.

San Salvador is a barrio in the municipality of Caguas, Puerto Rico. Its population in 2010 was 3,089.

Cayaguas is a barrio in the municipality of San Lorenzo, Puerto Rico. Its population in 2010 was 1,682.

Borinquen is a barrio in the municipality of Caguas, Puerto Rico. Its population in 2010 was 7,953.

Guavate is a barrio in the municipality of Cayey, Puerto Rico. Its population in 2010 was 1,870.

Quemados is a barrio in the municipality of San Lorenzo, Puerto Rico. Its population in 2010 was 4,712.

Cerro Gordo is a barrio in the municipality of San Lorenzo, Puerto Rico. Its population in 2010 was 5,284.