Bogess Creek

Bellvale is a populated place in San Mateo County, located at 37°18′43″N 122°19′12″W. The small community is on Highway 84 (La Honda Road) between San Gregorio and La Honda, at 240 feet above sea level.Bellvale was named for the Bell family, who settled in the area in the mid-nineteenth century. James Bell paid for construction of a schoolhouse in 1869, which served children from nearby La Honda. Although Bellvale once had a post office, the community is now only sparsely settled with homes and farms. The Bellvale post office, located 2.25 miles west of La Honda, opened in 1897 and was discontinued in 1922. U.S. Geological Survey maps show oil wells in the area, tapping a relatively small pool of petroleum that was first identified in the nineteenth century.

Kingston Creek is a small river in San Mateo County, California and is a tributary of San Gregorio Creek. The average flow rate of this river is 60 US gallons per minute (0.0038 m3/s), as measured midway through the path of the river. The river is pumped for Irragation. Some crayfish live in the river.

El Corte de Madera Creek (Spanish for: The Cutting of Wood) is a small river in the Santa Cruz Mountains, San Mateo County, northern California. It is a tributary of San Gregorio Creek. The creek flows about 7 miles (11 km), from its source in Kings Mountain (37°24′44″N 122°18′40″W) near Skeggs Point on Skyline Boulevard (CA 35), to its confluence with San Gregorio Creek about 2.7 miles east of San Gregorio. The bulk of El Corte de Madera Creek's upper watershed is in El Corte de Madera Creek Open Space Preserve of the Midpeninsula Regional Open Space District, which features popular hiking and mountain biking trails.

Harrington Creek is a small river in San Mateo County, California and is a tributary of San Gregorio Creek.

Clear Creek is a small river in San Mateo County, California and is a tributary of San Gregorio Creek.

La Honda−Pescadero Unified School District is a K−12 school district in California that serves the south coast of San Mateo County, including the communities of Pescadero, Loma Mar, and La Honda. It consists of three schools: two elementary schools, one in Pescadero and one in La Honda, and a combination middle and high school located in Pescadero. The District Office is located in portables at the southeastern end of the high school campus. As of 2021, the District serves 306 students.

Rancho San Gregorio was a 17,783-acre (71.97 km2) Mexican land grant in present day San Mateo County, California given in 1839 by Governor Juan Alvarado to Antonio Buelna. At the time, the grant was in Santa Cruz County; an 1868 boundary adjustment gave the land to San Mateo County. The rancho extended from Tunitas Creek in the north to the mouth of Pomponio Creek and encompassed San Gregorio, California, San Gregorio State Beach and La Honda

Pine Tree Gulch is a valley in San Mateo County, California. It contains a small stream which is a tributary of San Gregorio Creek. The stream flows about 0.5 miles (1 km) from its source to its confluence with El Corte de Madera Creek.

Big Chicken Hollow is a valley in San Mateo County, California. It contains a fork of Honsinger Creek.

Little Chicken Hollow is a valley in San Mateo County, California. It contains a stream which is a fork of Honsinger Creek.

The La Honda Creek Open Space Preserve is a publicly accessible 6,142-acre open space reserve in San Mateo County, California, part of the Midpeninsula Regional Open Space District. It opened to the public in November 2017. The preserve was established in 1984. It was for years the largest of the open space preserve in the county not open to the public.

Loma Mar (Spanish for "Sea Hill") is a census-designated place (CDP) in San Mateo County, California. It is near San Mateo County Memorial Park on Pescadero Creek Road and is in area code 650. Loma Mar is between the towns of Pescadero and La Honda, situated in the Santa Cruz Mountains in the western part of the San Francisco Peninsula. The United States Postal Service has assigned it ZIP Code 94021. As of the census of 2020, there were 134 residents in the CDP. Loma Mar is home to the YMCA's Camp Loma Mar, Redwood Glen Camp and Conference Center as well as a small number of businesses and services including the Loma Mar Store, a post office, and a fire station run by volunteers.