The southwestern part of Redwood City houses the neighborhoods of Horgan Ranch and Kentfield Commons. These areas are bordered by Woodside Road on the north, El Camino Real to the east, the town of Atherton to the south, and Alameda de las Pulgas to the west. One part of Horgan Ranch is unincorporated, therefore, residents of this section are reliant on San Mateo County for services. This area is bordered by Woodside Road on the north, Nimitz Avenue and Selby Lane on the east, Stockbridge Avenue on the south, and Alameda de las Pulgas on the west.
Single-family residences are the most common sort of home in Horgan Ranch. Some homes were built in the early 1900s, several were built between the 1950s and the 1980s, and newer constructions have sprung up around the neighborhood. Additionally, Horgan Ranch is home to a mix of commercial buildings and multi-family residences along Woodside Road, as well as a few separate condominium developments that were built in the 1980s. These condominiums were built in a park-like setting where residents have access to tennis courts, a recreation room, and a swimming pool.
Developed in the late 1980s, Kentfield Commons is a large gated made up of mostly single-family residences, which provide three to four bedrooms, two to three bathrooms, and range between 1,500 square feet and 2,700 square feet. Residents enjoy verdant surroundings that include a playground and a large community swimming pool.
Most of the students in this neighborhood are assigned to Selby Lane Elementary, which enrolls students in grades K–8 and has a total enrollment of over 700 students, and a student-teacher ratio of approximately 18:1. Depending on the location of the home, the assigned elementary school might also be Henry Ford Elementary, which enrolls students in grades K–5 and has an enrollment of over 450 students, and a student-teacher ratio of approximately 21:1. From there, students will go on to John F. Kennedy Middle, which has an enrollment of over 800 students, and a student-teacher ratio of about 20:1. All of these schools feed into Woodside High School, which has an an enrollment of over 1,800 students, and a student-teacher ratio of approximately 19:1.