Portola Valley, California
|Town of Portola Valley|
|— Town —|
|Sand Hill Road, looking back towards Portola Valley and Woodside|
|San Mateo County and the state of California|
|Incorporated||July 14, 1964|
|• Mayor||Ted Driscoll|
|• Vice Mayor||Maryann Moise Derwin|
|• Total||9.093 sq mi (23.551 km2)|
|• Land||9.092 sq mi (23.547 km2)|
|• Water||0.001 sq mi (0.004 km2) 0.02%|
|Elevation||459 ft (140 m)|
|• Density||480/sq mi ( 180/km2)|
|Time zone||PST (UTC-8)|
|• Summer (DST)||PDT (UTC-7)|
|GNIS feature ID||1659786|
Portola Valley is an incorporated town in San Mateo County, California, United States. The population was 4,353 at the 2010 census. It was named for Spanish explorer Gaspar de Portolà, who led the first party of Europeans to explore the San Francisco Peninsula, in 1769.
Portola Valley is one of the top forty wealthiest towns in the United States of America, with a median household income of $244,771 a year. Within the State of California, Portola Valley is ranked as the sixth wealthiest place. The zip code 94028, which encompasses the whole of Portola Valley, has the 31st most expensive housing prices within the country according to Forbes Magazine 2010.
Portola Valley is located at , on the eastern slope of the Peninsula Coastal Range of the Santa Cruz Mountains. The Windy Hill Open Space Preserve is on the town's southwest side and the Jasper Ridge Biological Preserve is on the north side of town. It is off Interstate 280, near Woodside, just west of Palo Alto and Los Altos and south of Menlo Park, and is in a mostly wooded area, with some open plains.(37.375023, -122.218635)
According to the United States Census Bureau, the town has a total area of 9.1 square miles (24 km2), 99.98% of it land and 0.02% of it water.
The 2010 United States Census reported that Portola Valley had a population of 4,353. The population density was 478.7 people per square mile (184.8/km²). The racial makeup of Portola Valley was 3,960 (91.0%) White, 12 (0.3%) African American, 5 (0.1%) Native American, 242 (5.6%) Asian, 1 (0.0%) Pacific Islander, 29 (0.7%) from other races, and 104 (2.4%) from two or more races. Hispanic or Latino of any race were 175 persons (4.0%).
The Census reported that 4,309 people (99.0% of the population) lived in households, 9 (0.2%) lived in non-institutionalized group quarters, and 35 (0.8%) were institutionalized.
There were 1,746 households, out of which 518 (29.7%) had children under the age of 18 living in them, 1,149 (65.8%) were opposite-sex married couples living together, 70 (4.0%) had a female householder with no husband present, 35 (2.0%) had a male householder with no wife present. There were 37 (2.1%) unmarried opposite-sex partnerships, and 21 (1.2%) same-sex married couples or partnerships. 420 households (24.1%) were made up of individuals and 290 (16.6%) had someone living alone who was 65 years of age or older. The average household size was 2.47. There were 1,254 families (71.8% of all households); the average family size was 2.93.
The population was spread out with 1,001 people (23.0%) under the age of 18, 145 people (3.3%) aged 18 to 24, 538 people (12.4%) aged 25 to 44, 1,496 people (34.4%) aged 45 to 64, and 1,173 people (26.9%) who were 65 years of age or older. The median age was 51.3 years. For every 100 females there were 98.4 males. For every 100 females age 18 and over, there were 91.2 males.
There were 1,895 housing units at an average density of 208.4 per square mile (80.5/km²), of which 1,392 (79.7%) were owner-occupied, and 354 (20.3%) were occupied by renters. The homeowner vacancy rate was 1.0%; the rental vacancy rate was 9.8%. 3,702 people (85.0% of the population) lived in owner-occupied housing units and 607 people (13.9%) lived in rental housing units.
As of the census of 2000, there were 4,392 people, 1,772 households, and 1,269 families residing in the town. The population density was 487.5 people per square mile (188.3/km²). There were 1,772 housing units at an average density of 193.6 per square mile (74.8/km²). The racial makeup of the town was 4,210 White, 29 African American, 22 Native American, 217 Asian, 5 Pacific Islander, 54 from other races, and 64 from two or more races. Hispanic or Latino of any race were 149.
There were 1,772 households out of which 532 had children under the age of 18 living with them, 1,176 were married couples living together, 68 had a woman householder with no man present, and 431 were non-families. 339 of all households were made up of individuals and 226 had someone living alone who was 65 years of age or older. The average household size was 2.75 and the average family size was 2.93.
In the town the age distribution of the population shows 1021 persons under the age of 18, 90 from 20 to 24, 867 from 25 to 44, 1492 from 45 to 64, and 938 who were 65 years of age or older. The median age was 47.5 years old. For every 100 women there were 96.8 men. For every 100 women age 18 and over, there were 91.7 men.
The median income for a household in Portola Valley, including earnings, is $244,771 and the median income for a family was $180,893. Men have a median income of over $100,000 versus $92,585 for women. The per capita income for Portola Valley is $99,621. About 18 families and 104 people were below the poverty line, including 38 of those under age 18 and none of those age 65 or over.
Portola Valley School
|Location:||775 Portola Road|
|Area:||0.5 acres (0.20 ha)|
|Architect:||LeBaron R Olive|
|Architectural style:||Mission/Spanish Revival|
|Added to NRHP:||June 28, 1974|
The Portola Valley Elementary School District has two public primary schools: Ormondale School (with grades K-3) and Corte Madera School (grades 4-8). Portola Valley is one of the few (perhaps only) school districts that has a school named after a race horse (Ormonde).
The nearest public secondary school is Woodside High School, located in neighboring Woodside. Many children attend other public and private institutions such as Woodside Priory School (located within the town limits of Portola Valley), Menlo-Atherton High School, Summit Preparatory Charter High School, Everest Public High School, Saint Francis High School (Mountain View), Menlo School, Sacred Heart Preparatory (Atherton, California), Junípero Serra High School, and Crystal Springs Uplands School.
Notable residents 
- Engineer Hewitt Crane (1927–2008) who invented a magnetic computer.
- Operatic tenor Richard Crooks (1900–1972), longtime host of The Voice of Firestone on network radio, lived in Portola Valley for many years until his death. In later years, he sang with the choir at the local Presbyterian church.
- Dr. Thomas J. Fogarty, surgeon and inventor of the embolectomy catheter.
- Tennessee Ernie Ford (1919-1991), singer best known for "Sixteen Tons".
- Computer pioneer Cuthbert Hurd (1911–1996) who discovered a popular variety manzanita in his garden.
- Jacques Littlefield (1949–2009), President and Founder of the Military Vehicle Technology Foundation, one of the largest collections of historical military vehicles in the world.
- Vinod Khosla, a co-founder of Sun Microsystems and current owner of Khosla Ventures.
- Laurence W. "Bill" Lane Jr. (1919–2010), the first mayor and one of the founders of Portola Valley, also served as Ambassador to Japan and Australia for the US, and the publisher of Sunset Magazine.
- Kent Mitchell, Olympic rowing champion, former mayor of Portola Valley
- Pete McCloskey, former Member of Congress and Co-chair of Earth Day. Pete McCloskey was also the Town of Portola Valley's first city attorney.
- Ed Oates, a cofounder of Oracle Corporation; currently on the board of the San Francisco Zoological Society, and the San Jose State University Tower Foundation.
- U.S. Census
- "American FactFinder". United States Census Bureau. Retrieved 2008-01-31.
- "US Gazetteer files: 2010, 2000, and 1990". United States Census Bureau. 2011-02-12. Retrieved 2011-04-23.
- All data are derived from the United States Census Bureau reports from the 2010 United States Census, and are accessible on-line here. The data on unmarried partnerships and same-sex married couples are from the Census report DEC_10_SF1_PCT15. All other housing and population data are from Census report DEC_10_DP_DPDP1. Both reports are viewable online or downloadable in a zip file containing a comma-delimited data file. The area data, from which densities are calculated, are available on-line here. Percentage totals may not add to 100% due to rounding. The Census Bureau defines families as a household containing one or more people related to the householder by birth, opposite-sex marriage, or adoption. People living in group quarters are tabulated by the Census Bureau as neither owners nor renters. For further details, see the text files accompanying the data files containing the Census reports mentioned above.
- "National Register Information System". National Register of Historic Places. National Park Service. 2009-03-13.
- "Portola Valley Library." San Mateo County Library. Retrieved on October 17, 2009.
- "California's 18th Congressional District - Representatives & District Map". Civic Impulse, LLC. Retrieved March 13, 2013.
- John Markoff (June 21, 2008). "Hewitt D. Crane, 81, Early Computer Engineer, Is Dead". The New York Times. Retrieved May 25, 2010.
- Laurance Zuckerman (June 2, 1996). "Cuthbert Hurd, 85, Computer Pioneer at I.B.M". New York Times. Retrieved May 24, 2010.
- Saratoga Horticultural Research Foundation (2003). "Manzanita introductions of the Saratoga Horticultural Foundation". Retrieved May 25, 2010.
- Military Vehicle Technology Foundation
- Lisa Kwiatkowski (February 25, 2005). "Bill Lane makes a gift of $5 million to endow Stanford's Center for the Study of the North American West". Stanford University. Retrieved May 24, 2010.