Hallinan Elementary School

Hallinan Elementary School operates as a mid-sized elementary-level community in Lake Oswego, Oregon, one of the schools within Lake Oswego SD 7J. Current enrollment sits at 364 students spanning grades K through 5.

Within Lake Oswego SD 7J, which oversees 12 schools and 6,827 students, Hallinan Elementary School is one campus in the system.

On demographics, Hallinan Elementary School records that White students make up the majority at 73%; the rest reads as 10% Hispanic, 9% multiracial, 5% Asian.

On the income-and-resources front, Hallinan Elementary School records 26 full-time-equivalent teachers, putting the student-to-teacher ratio at about 14.3:1. The state averages around 16.5:1, so this campus is tighter than the state norm typical. About 16% of enrolled students meet the income threshold for free or reduced-price lunch, which schools and policymakers use as a rough income-mix signal. By comparison, Clackamas County runs at roughly 50%, so the school's eligibility rate is somewhat below the surrounding baseline.

On a residual basis (actual vs predicted given the student mix), Hallinan Elementary School sits in the top 10% of Oregon schools after the BeatsExpectations adjustment. Predicted proficiency for the school's FRL share is roughly 56.4%; actual is 74.7%, +18.3 points clear of the demographic baseline.

Zooming out to the county, census data for Clackamas County shows median household income runs about $103,517, 41% of adults hold a bachelor's degree or higher, and the poverty rate sits near 5%. Hallinan Elementary School is one of 118 public schools in Clackamas County (combined enrollment of about 57,601 students).

Harmony Academy is the nearest neighboring public school, about 0.6 miles from this campus. 8 of the 8 nearest public schools sit inside a five-mile radius. Ranking that nearby cluster on reported proficiency puts Hallinan Elementary School at 2nd of 5; the average score across the group is 43.3%.

The school occupies a suburban site.

Trend over the last 7 years. Looking back 7 years, enrollment at Hallinan Elementary School has decreased 23%, going from 475 students in 2018 to 364 in 2025. Class-load math has pulled in: from 19.9:1 in 2018 to 14.3:1 in 2025.

In the discussion threads here, posts here usually surface around classroom updates, athletics, and weather closures. Members of the school community can share what they know.