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Philo, California facts for kids

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Philo is located in California
Location in California
Country  United States
State  California
County Mendocino
 • Total 2.037 sq mi (5.275 km2)
 • Land 2.037 sq mi (5.275 km2)
 • Water 0 sq mi (0 km2)  0%
331 ft (101 m)
 • Total 349
 • Density 171.33/sq mi (66.16/km2)
Time zone UTC-8 (Pacific (PST))
 • Summer (DST) UTC-7 (PDT)
ZIP Code
Area code(s) 707
GNIS feature IDs 1659380; 2628777

Philo is a census-designated place in Mendocino County, California. It is located 5.5 miles (9 km) northwest of Boonville, at an elevation of 331 feet (101 m). The population was 349 at the 2010 census.

Philo is located in Anderson Valley in western Mendocino County. Situated along Indian Creek as it flows into the Navarro River, Philo is the home of KZYX, the local public radio station. Two small specialty lumber mills in Philo are all that remain of a once vigorous timber economy in Anderson Valley. Philo is the heart of the Anderson Valley wine region. (See Anderson Valley for a list of the region's winemakers.)

The first post office opened in 1888. The ZIP Code is 95466. The community is inside area code 707.

Two versions of how Philo was named are current: first, that its founder Cornelius Prather named it after his favorite female cousin; second, that he named it for his former home at Philo, Illinois.


Philo is located at geographical coordinates 39° 3′ 57″ North, 123° 26′ 42″ West.

According to the United States Census Bureau, the CDP covers an area of 2.0 square miles (5.3 km²), all of it land.


The 2010 United States Census reported that Philo had a population of 349. The population density was 171.4 people per square mile (66.2/km2). The racial makeup of Philo was 171 (49.0%) White, 2 (0.6%) African American, 4 (1.1%) Native American, 5 (1.4%) Asian, 0 (0.0%) Pacific Islander, 157 (45.0%) from other races, and 10 (2.9%) from two or more races. Hispanic or Latino of any race were 204 persons (58.5%).

The Census reported that 329 people (94.3% of the population) lived in households, 5 (1.4%) lived in non-institutionalized group quarters, and 15 (4.3%) were institutionalized.

There were 98 households, out of which 47 (48.0%) had children under the age of 18 living in them, 37 (37.8%) were opposite-sex married couples living together, 12 (12.2%) had a female householder with no husband present, 17 (17.3%) had a male householder with no wife present. There were 13 (13.3%) unmarried opposite-sex partnerships, and 2 (2.0%) same-sex married couples or partnerships. 24 households (24.5%) were made up of individuals, and 9 (9.2%) had someone living alone who was 65 years of age or older. The average household size was 3.36. There were 66 families (67.3% of all households); the average family size was 3.64.

The population was spread out, with 113 people (32.4%) under the age of 18, 37 people (10.6%) aged 18 to 24, 86 people (24.6%) aged 25 to 44, 81 people (23.2%) aged 45 to 64, and 32 people (9.2%) who were 65 years of age or older. The median age was 30.4 years. For every 100 females, there were 118.1 males. For every 100 females age 18 and over, there were 122.6 males.

There were 117 housing units at an average density of 57.4 per square mile (22.2/km2), of which 35 (35.7%) were owner-occupied, and 63 (64.3%) were occupied by renters. The homeowner vacancy rate was 0%; the rental vacancy rate was 1.5%. 104 people (29.8% of the population) lived in owner-occupied housing units and 225 people (64.5%) lived in rental housing units.


Students in Philo attend Anderson Valley Elementary School and Anderson Valley Junior-Senior High School. Both are located in Boonville.

Notable residents

  • Bernice Bing, artist
  • Swami Tripurari

See also

Kids robot.svg In Spanish: Philo (California) para niños

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