Unified School District · OR
Jefferson County School District 509J
Jefferson County School District 509J is a unified school district in Oregon with a community population of 16,977. The median household income is $68,889 and the median age is 37.8.
16,977
Population
12
People / sq mi
$68,889
Median Income
37.8
Median Age
Jefferson County School District 509J covers 1,465 sq mi of land at 11.6 people per square mile.
Race & Ethnicity
| White | 48.9% |
| Black or African American | 0.0% |
| Asian | 38.1% |
| Hispanic or Latino (any race) | 0.1% |
Economy & Income
$68,889
Median Household Income
$29,238
Per Capita Income
16.0%
Poverty Rate
5.0%
Unemployment
Housing
$328,700
Median Home Value
$925
Median Rent
64.4%
Homeownership
Education Attainment
85.5%
High School+
20.7%
Bachelor's+
Other Oregon School Districts
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State rankings
Frequently Asked Questions
Jefferson County School District 509J serves a community with a population of 16,977 according to the latest Census ACS 5-Year estimates. This unified school district is located in Oregon.
The median household income in Jefferson County School District 509J is $68,889, with a per capita income of $29,238. The poverty rate is 16.0%.
Jefferson County School District 509J is 48.9% White, 0.0% Black or African American, 38.1% Asian, and 0.1% Hispanic or Latino, per Census ACS data.
In Jefferson County School District 509J, 85.5% of adults have a high school diploma or higher, and 20.7% hold a bachelor's degree or higher, per Census ACS estimates.
The median home value in Jefferson County School District 509J is $328,700, with a median rent of $925. The homeownership rate is 64.4%.
More from Oregon
Data for Jefferson County School District 509J from the American Community Survey 5-Year estimates. Land area from Census Gazetteer files. This is a unified school district (GEOID: 4106740).
this entity is one of the data points covered by this site’s U.S. population demographics dataset. The detail above comes directly from the U.S. Census Bureau ACS and decennial files; the context that follows situates the headline numbers against the broader distribution across U.S. states, metros, cities, and ZIPs.
Every number on this page links back to the U.S. Census Bureau ACS and decennial files; the methodology page describes the inputs, refresh cadence, and known limitations of the underlying data product.
For readers using this page as a decision input, the related-entity pages elsewhere on the site provide the comparison set. The most useful comparison for this entity is typically a peer within U.S. states, metros, cities, and ZIPs with similar size, similar exposure, or similar geography — not the national-level summary alone.
Source: U.S. Census Bureau ACS, 2026.