Locks Creek

Montara Mountain, positioned between the unincorporated community of Montara, California, to the southwest and the city of Pacifica, California, to the north, forms the northern spur of the Santa Cruz Mountains, a narrow mountain range running the length of the San Francisco Peninsula that separates San Francisco Bay from the Pacific Ocean. Its highest point rises to 1,898 feet (579 m) above sea level. Montara and Pacifica are connected by the Tom Lantos Tunnels, which run through the Mountain.

Rancho Corral de Tierra was a 4,436-acre (17.95 km2) Mexican land grant in present-day coastal western San Mateo County, northern California. It was given in 1839 by Governor Pro-Tem Manuel Jimeno to José Tiburcio Vásquez. The name means “earthen corral” in Spanish. Jimeno granted Vasquez the smaller southern part of Rancho Corral de Tierra and the larger northern Rancho Corral de Tierra (Palomares) part to Francisco Guerrero y Palomares. The dividing line between the two grants was the Arroyo de en Medio just south of El Granada. The Vasquez portion extended along the Pacific coast south from El Granada to Pilarcitos Creek, and encompassed what is now the northern section of the city of Half Moon Bay.

Miramar (Spanish for "Sea View") is a district located within the city limits of Half Moon Bay in San Mateo County, California. Miramar Beach is located at Miramar. The east side of Highway 1 and north of the middle of Mirada road is in unincorporated San Mateo County.

Naples Creek is a stream in San Mateo County, California, United States that rises on the western slopes of the Santa Cruz Mountains and discharges to the Pacific Ocean. The specific point of discharge is onto Naples Beach, a unit of the Half Moon Bay State Beach. This watercourse runs through the city of Half Moon Bay, which municipality has planning jurisdiction over the creekside area within its city boundaries. In the Open Space Element of Half Moon Bay's General Plan, Naples Creek is designated to have significant wetland and riparian zone biotic resources.The city of Half Moon Bay is proposing a trail along Naples Creek to expand on the recreational use of this natural resource. The area near the Mouth of Naples Creek is already in public ownership and is traversed by the coastside public trail along the low-lying blufftop. Further upstream along the banks of Naples Creek, the lower reach banks are in public ownership as within the right-of-way of Guerrero Avenue resources. The city recognizes the entire riparian area as an important open space resource and is considering re-zoning to open space the entire passage of the stream through the Half Moon Bay.

Arroyo de en Medio (Spanish for "in the middle creek") is a 2.5-mile-long (4.0 km) coastal stream in western San Mateo County, California. Arroyo de en Medio rises on the western slopes of Montara Mountain and discharges to the Pacific Ocean at Half Moon Bay at the location of the unincorporated community of Miramar at Miramar Beach. The watershed of Arroyo de en Medio consists of relatively permeable sandy soils capable of significant recharge to its aquifers, which supply considerable potable water to the local area. Arroyo is Spanish for creek; de en Medio means literally "of in between" but a closer more functional translation may be in the middle.

Miramar Beach is a sandy beach in western San Mateo County, California. Miramar Beach is one of the numerous beaches on Half Moon Bay, a Pacific Ocean embayment noted for its surfing and extensive visitation. The marine terrace above the beach itself is situated approximately eight meters above mean sea level, and on this terrace is positioned the small unincorporated community of Miramar, which is a residential setting that also has several coastal visitor serving uses such as restaurant and lodging facilities. A stream named Arroyo de en Medio discharges onto Miramar Beach into the Pacific Ocean. Access to Miramar beach from State Route 1 requires a turn west on Magellan Avenue, then left on Mirada Road. A public trail lies along the blufftop spanning three miles of coastline from Miramar to the city of Half Moon Bay; this trail affords sweeping marine views and good birdwatching.

California's 14th congressional district is a congressional district in the U.S. state of California. Eric Swalwell, a Democrat, has represented the district since January 2023. As of the 2022 United States House of Representatives elections, the 14th district is in Alameda County and includes the cities of Hayward, Pleasanton, Livermore, Union City, Castro Valley, and parts of Dublin and Fremont. Immediately prior to that, the district included most of San Mateo County and the southwest side of San Francisco.

Frenchmans Creek is a 4.4-mile-long (7.1 km) stream in San Mateo County, California. Locks Creek is its largest tributary.

El Granada is a village and census-designated place (CDP) in the coastal area of northern San Mateo County, California, United States. The population was 5,481 at the 2020 census. The village is named for the city of Granada, Spain.

Half Moon Bay High School is an American public high school located in Half Moon Bay, in San Mateo County, California. It is part of the Cabrillo Unified School District.

Pilarcitos Creek (Spanish for: Little Pillars or Pillaries Creek) is a 13.5-mile-long (21.7 km) coastal stream in San Mateo County, California, United States, that rises on the western slopes of the Santa Cruz Mountains and descends through Pilarcitos Canyon to discharge into the Pacific Ocean Half Moon Bay State Beach. The Pilarcitos Creek watershed is a significant area of ecological, cultural and economic diversity. It is a source of clean drinking water for residents of the central coast and San Francisco Bay Area and supports several natural-resource based economies – including agriculture and recreational tourism. The watershed is also experiencing increased competition for water between agricultural, domestic, recreational, commercial and environmental uses.

Half Moon Bay State Beach is a 4-mile (6 km) stretch of protected beaches in the state park system of California, United States, on Half Moon Bay. From north to south it comprises Roosevelt, Dunes, Venice, and Francis Beaches. The 181-acre (73 ha) park was established in 1956.