kids encyclopedia robot

Happy Valley, Oregon facts for kids

Kids Encyclopedia Facts
Quick facts for kids
Happy Valley, Oregon
Happy Valley, on the southeast flank of Mount Scott
Happy Valley, on the southeast flank of Mount Scott
Location in Oregon
Location in Oregon
Country United States
State Oregon
County Clackamas
Incorporated 1965
 • Total 11.57 sq mi (29.98 km2)
 • Land 11.53 sq mi (29.86 km2)
 • Water 0.05 sq mi (0.12 km2)
497 ft (151.5 m)
 • Total 23,733
 • Density 1,956.20/sq mi (755.30/km2)
Time zone UTC-8 (Pacific)
 • Summer (DST) UTC-7 (Pacific)
ZIP code
Area code(s) 503 and 971
FIPS code 41-32050
GNIS feature ID 1136354

Happy Valley is a suburban city in the Portland, Oregon metropolitan area. Happy Valley is near the northwest edge of Clackamas County, Oregon, United States approximately 10 miles to the southeast of downtown Portland, Oregon. The population was 23,733 at the 2020 census.


Happy Valley was originally called Christilla Valley, named after the first residents, Christian and Matilda Deardorff. They arrived in 1851 and claimed 640 acres (2.6 km2) on the floor of the valley.

The city was officially incorporated in 1965 and remained a small community until the late 1990s, when it was one of the fastest-growing cities in Oregon.


According to the United States Census Bureau, the city has a total area of 8.32 square miles (21.55 km2), of which, 8.28 square miles (21.45 km2) is land and 0.04 square miles (0.10 km2) is water. It is a member of the Portland, Oregon metropolitan area, bordering Portland, Clackamas, Damascus, Pleasant Valley, and Sunnyside.

Mount Scott, an extinct volcano that is part of the Boring Lava Field, is the highest point in Happy Valley at 1,050 feet (320 m). Scouters Mountain is also a prominent feature.


Historical population
Census Pop.
1970 1,392
1980 1,499 7.7%
1990 1,519 1.3%
2000 4,519 197.5%
2010 13,903 207.7%
2020 23,733 70.7%
U.S. Decennial Census
2020 Census

2010 census

The rapid growth of Happy Valley led to the construction of many new housing developments

As of the census of 2010, there were 13,903 people, 4,408 households, and 3,724 families living in the city. The population density was 1,679.1 inhabitants per square mile (648.3/km2). There were 4,708 housing units at an average density of 568.6 per square mile (219.5/km2). The ethnic makeup of the city was 76.2% White, 1.1% African American, 0.5% Native American, 17.4% Asian, 0.2% Pacific Islander, 0.9% from other ethnicities, and 3.8% from two or more ethnicities. Hispanic or Latino of any ethnicity were 4.0% of the population.

There were 4,408 households, of which 48.8% had children under the age of 18 living with them, 74.4% were married couples living together, 6.3% had a female householder with no husband present, 3.7% had a male householder with no wife present, and 15.5% were non-families. 11.0% of all households were made up of individuals, and 3% had someone living alone who was 65 years of age or older. The average household size was 3.15 and the average family size was 3.40.

The median age in the city was 37 years. 30.2% of residents were under the age of 18; 6.8% were between the ages of 18 and 24; 27% were from 25 to 44; 27.9% were from 45 to 64; and 8.2% were 65 years of age or older. The gender makeup of the city was 49.7% male and 50.3% female.

Cost of living

Today, Happy Valley is one of the most expensive cities in the Portland metro with a median house price of $518,100.


Happy Valley is part of the North Clackamas School District. Adrienne C. Nelson High School, Clackamas High School, Happy Valley Middle School, Rock Creek Middle School, Mount Scott Elementary, Scouters Mountain Elementary, and Spring Mountain Elementary serve the student population.

Notable people

See also

Kids robot.svg In Spanish: Happy Valley (Oregón) para niños

kids search engine
Happy Valley, Oregon Facts for Kids. Kiddle Encyclopedia.