District Overview
Centennial SD 28J is an open, traditional public school district headquartered at 18135 SE Brooklyn St in Portland, Oregon. Situated within a large suburban setting in the broader Portland-Vancouver-Hillsboro metropolitan area, this non-charter district oversees nine operational schools. The district offers academic programming spanning from prekindergarten through the 12th grade, serving as a key educational structure for families residing across the local community.

According to the 2024–2025 NCES dataset, the district maintains a total enrollment of 5,451 students. The student population encompasses a diverse range of backgrounds, comprising 1,802 White, 1,793 Hispanic, 757 Asian, 476 Black, 396 students identifying with two or more races, 169 Pacific Islander, and 30 American Indian students, alongside 28 students whose background is not specified. To support its student body, Centennial SD 28J maintains a total staffing allocation of 1,243.5 full-time equivalent (FTE) positions. This workforce includes approximately 533.5 FTE teachers, 87.4 FTE instructional aides, and 622.6 FTE support staff, ensuring broad institutional and classroom support throughout the district.
9
Total Schools
5,451
Total Students
533.5
Full-Time Teachers
10.2
Student/Teacher Ratio
Demographics

District Demographics Data Table

Student Demographics for Centennial SD 28J
Demographic Student Count
White1,802
Hispanic1,793
Black476
Asian757
Two or More396
American Indian30
Pacific Islander169
  • White
    1,802 (33.2%)
  • Hispanic
    1,793 (33.1%)
  • Asian
    757 (14.0%)
  • Black
    476 (8.8%)
  • Two or More
    396 (7.3%)
  • Pacific Islander
    169 (3.1%)
  • American Indian
    30 (0.6%)
School Levels

School Levels Data Table

School Levels in Centennial SD 28J
School LevelSchool Count
Elementary6
Middle2
High1
Other1
School Map
District Details
Status:Open
District type:Regular public school district that is not a component of a supervisory union
Charter:Not a charter district
Number of schools:9
Students:5,451*
Teachers (FTE):533.5*
Pupil/Teacher Ratio:10.2