Portola Valley, CA
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Portola Valley Demographics
What the 2000 Census said about Portola Valley
(Sources: Census 2000 SF1, DP1-DP4; Census 2000 Summary File 3, Matrices H1, H24, H30, H34, H47, and H50)
Total Population: 4,462
| Total Housing Units: 1,809 | Total households: 1,700 | ||
|
Median rooms: 6.9 Median value owner occupied unit: $1,000,000+ |
Persons per household: 2.7 Median household income in 1999: $158,217 | ||
| Population by Age: | Educational Attainment of Population 25 & over: |
| Median Age: 47.5 |
| Population by Sex: | |
| Male: 49.2% Female: 50.8% | |
| Population by Race: | |
| White: 92.9% Black or African American: 0.4% American Indian and Alaska Native: 0.2% Asian: 4.0% Native Hawaiian and Other Pacific Islander: 0.0% Some other race: 1.0% Two or more races: 1.4% Hispanic or Latino population (of any race): 3.3% | |
Labor and Employment by Occupation
Employed civilian population 16 years and over:
Mean travel time commuting to work (minutes): 26.1
Other numbers of Interest
Area: 10 square miles
Miles of Road: 35.50
Miles of Trails: 33.80
Elevation: 450 feet
Weather: (Seasonal Averages)
Inches of rain: 21
Inches of snowfall: 0
Number of days with some precipitation: 67
Number of sunny days each year: 265
Average high temperature in January: 60° F
Average low temperature in January: 36° F
Average high temperature in July: 88° F
Average low temperature in July: 51° F
Number of days less than 32° F: 0 days
Number of days greater than 90° F: 1 days
Weather Disaster Risk Scale: 1-10
These disaster indexes assess the possibility of serious damage due to natural disasters, based on historical records from the National Oceanic and Atmospheric Administration, and research by the U.S. Coast and Geologic Service.
Earthquake: 10
Tornado: 1
Hurricanes: 0