The top reported proficiency rate is 55% in English language arts. The lowest is 36% in Science.
Original Research by School Decision on Chinook Middle School
Chinook Middle School serves sixth through eighth grade in Kennewick, the most populous of the Tri-Cities in southeastern Washington. The school is part of the Kennewick School District and sits in a city that has seen steady population growth and economic diversification, with major employers including Amazon and Lamb Weston alongside the long-standing Hanford Site and Pacific Northwest National Laboratory in nearby Richland. The city’s residential neighborhoods rise from the Columbia River toward ridges to the south, and the broader Tri-Cities area is described as the fastest growing population in Washington State.
Chinook is a regular public middle school with an enrollment that is large for its grade band. The student body is predominantly white, with a substantial Hispanic population and smaller shares of students who are two or more races, Asian, Black, or American Indian or Alaska Native. About half of the students qualify for free or reduced-price lunch, a marker of the school’s economic diversity. Data on the share of students with an Individualized Education Program or who are English learners was not available in the source materials.
State assessment results from the most recent testing year show a mixed picture. In English language arts, proficiency rates are strongest in sixth grade, where a majority of students met the bar, and decline through seventh and eighth grades, where the share proficient drops below the majority mark. In math, proficiency rates are lower across all three grades, with the highest share in sixth grade and a decline through eighth grade. Science, tested only in eighth grade, shows a similar pattern to math. The school’s overall proficiency index, which averages results across tested subjects and grades, sits above the midpoint when compared with other districts in Benton County. This suggests that while math and science are areas where many students are not yet meeting the state standard, the school’s English language arts results, particularly in sixth grade, lift the composite picture.
Because this is a middle school serving only grades six through eight, there is no graduation rate to report. Data on chronic absenteeism was also not available in the source materials. A parent may want to ask the school directly about attendance patterns and how the school supports students who are struggling in math and science.
The school sits within the Kennewick School District, which uses a bonds and levies program to fund construction and operations. Local voters decide on these measures, with bonds requiring a supermajority to pass. The district maintains a Facility Study Committee that recommends capital projects based on enrollment growth projections and funding capabilities. This is relevant context for a family considering the area, as the district’s ability to keep pace with the Tri-Cities’ fast-growing population depends on voter support for these measures.
Housing in the area around the school reflects a market where home values are roughly in line with the state benchmark and well above the national median. Rents are also above the national norm. The estimated monthly mortgage payment on a median-priced home is higher than the typical rent, which may shape the mix of families who live in the attendance zone. The national unemployment rate and median household income figures provide a general economic backdrop, but local-level data for Kennewick specifically was not available in the source materials.
For a family considering Chinook Middle School, the key takeaway is a large, economically diverse school where English language arts is a relative strength, particularly in the early middle school years, while math and science proficiency is an area where many students are not yet meeting the state standard. The school’s overall proficiency index sits above the midpoint among Benton County districts, which gives some context for how it compares locally. A parent may want to ask the school about specific supports for math and science instruction, as well as how the school addresses the decline in ELA proficiency from sixth to eighth grade. The district’s reliance on voter-approved bonds and levies means that the quality of facilities and programs can shift with local political support, which is worth noting for families planning to stay in the area through a child’s full middle school years.
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