Professorville

The HP Garage is a private museum where the company Hewlett-Packard (HP) was founded. It is located at 367 Addison Avenue in Palo Alto, California. It is considered to be the "Birthplace of Silicon Valley". In the 1930s, Stanford University and its Dean of Engineering Frederick Terman began encouraging faculty and graduates to stay in the area instead of leaving California, and develop a high-tech region. HP founders Bill Hewlett and David Packard are considered the first Stanford students who took Terman's advice.The garage has since been designated a California Historical Landmark and is listed on the National Register of Historic Places. Though not open for public tours, the property can be viewed from the sidewalk and driveway.

Palo Alto Medical Clinic, also known as the Roth Building (structure built in 1932) was a former medical clinic. The building is located at 300 Homer street, at the corner of Bryant street in Palo Alto, California. It is listed on the National Register of Historic Places listings in Santa Clara County, California since 2010. The building is a good example of Spanish Colonial Revival architecture, and has historical relevance for the Palo Alto community, art history, and medical history.

Castilleja School is an independent school for girls in grades six through twelve, located in Palo Alto, California. Castilleja is the only non-sectarian all-girls middle and high school in the San Francisco Bay Area. The faculty consists of approximately 70 full-time and part-time women and men. Castilleja is a member of the California Association of Independent Schools and the National Coalition of Girls' Schools.

Stanford station is a Caltrain station in Palo Alto, California, near the stadium on the Stanford University campus. It is not a regular stop; instead, it is only in service for Stanford football home games and other large events at the stadium. The usual stop for the university is the Palo Alto station. The station does not have ticket vending machines; however, when in use, Caltrain staff will be present with handheld Clipper card readers so people can tag on and off.Service to the station has existed since at least 1922 (one year after Stanford Stadium opened). In 1994, an estimated 20% of the visitors to the 1994 FIFA World Cup games at Stanford arrived by train.

The Museum of American Heritage (MOAH) is a museum in Palo Alto, California. It is dedicated to the preservation and display of electrical and mechanical technology and inventions from the 1750s through the 1950s. The museum has a large collection of artifacts that are generally not accessible to the public. Selections from the collection are displayed in a historic house at 351 Homer Ave, Palo Alto, California. MOAH is a 501 (c) (3) non profit organization and a member of the American Alliance of Museums.

Started in 1901 and completed in 1902, St. Thomas Aquinas Church is the oldest church in Palo Alto, California and is a registered historic landmark. Its distinctive Carpenter Gothic Victorian style makes it a signature building for the downtown area. The church is located just three blocks south of University Avenue. At the corner of Waverley and Homer Avenues, it's at the northern edge of the historic Professorville neighborhood of the city. The church was used as a location in the Hal Ashby film Harold and Maude (1971).St. Thomas Aquinas Parish also includes two other churches, Our Lady of the Rosary Church and St. Albert the Great Church, both also in Palo Alto. The three parishes, as well as St. Aloysius Church in Palo Alto and the Newman Center and St. Ann Chapel at Stanford University were merged into one parish in 1987. St. Aloysius was closed in 1994, the Newman Center at Stanford was reestablished as St. Dominic Parish in 1997, and St. Ann was sold in 1999. As of the present St. Thomas Aquinas Church is the parish church of St. Thomas Aquinas Parish, which also has two Chapels of ease.

Woman's Club of Palo Alto (founded 1894, and active to present day) is a civic, cultural, philanthropic and social club, initially founded on June 20, 1894 by 24 women in Palo Alto, California. The building that currently houses the club is historical and built in 1916 in a Tudor-Craftsman style, and is located at 475 Homer Avenue in Palo Alto. The building was listed in the National Register of Historic Places in 2014.

The T. B. Downing House is a historic house located at 706 Cowper St. in Palo Alto, California. The Queen Anne style house was built in 1894 for T. B. Downing, who served on Palo Alto's first city council. A conical tower tops the house's northern corner; the tower features a finial, a dentillated and bracketed cornice, and decorative shinglework. The porch features a decorated gable and gingerbread-style ornamentation along the roof, columns, and balustrade. Two other gables, one at the second floor and one at the attic, adorn the front of the house; both gables feature decorative bargeboards.The house was added to the National Register of Historic Places on October 30, 1973.

The Norris House is a historic house located at 1247 Cowper St. in Palo Alto, California. The house was built in 1927 for Kathleen Norris, a novelist and columnist who was once the highest-paid female author in the United States, and her husband Charles Gilman Norris, also a noted novelist. Kathleen Norris' novels featured female characters who represented her ideals of motherhood and moral virtue; her columns appeared in major magazines and included both short stories and advice columns. Charles Gilman Norris wrote novels which touched on contemporary social issues and served as Kathleen's agent.In 1949, the Diocese of San Francisco purchased the house to serve as the Newman Center for Stanford University. Around 2000 the house was sold into private hands again.Architect Birge Clark designed the Spanish Colonial Revival house. At the time, the house was Clark's largest and most expensive design. The house's layout features several one- and two-story sections surrounding a patio. The house is built from white stucco with a tile roof; handcrafted ironwork and woodwork is used in the beams and decorations.The house was added to the National Register of Historic Places on July 24, 1980.

Palo Alto Senior High School, known locally as "Paly", is a comprehensive public high school in Palo Alto, California. It is one of two schools in the Palo Alto Unified School District, the other being crosstown Gunn High School, for which the school has a rivalry with. A two-time National Blue Ribbon School, Palo Alto Senior High School was founded in 1898 and is one of the oldest high schools in the region. The school's property is adjacent to Stanford University, who provided the land for the school.

The Pettigrew House is a historic house located at 1336 Cowper St. in Palo Alto, California. Architect George Washington Smith designed the Spanish Colonial Revival house, which was built in 1925. Smith, best known for his work in Santa Barbara, is credited with popularizing Spanish Colonial Revival architecture in California. The house is "L" shaped with one story in the front and two on the rear wing; it has a white stucco exterior with a red tile roof. The two front windows are covered with iron grilles. French windows in the back of the house open to a garden and paved patio. A decorative system of wooden beams supports the living room and dining room ceilings, and decorative tiles cover the floors of most first-floor rooms.The house was added to the National Register of Historic Places on November 25, 1980.

The U.S. Post Office, located at 380 Hamilton Ave., is the main post office in Palo Alto, California. The U.S. Post Office was added to the National Register of Historic Places on April 5, 1981.