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Three Rivers Charter School

Public, Charter Grades 4-8
48th
SchoolDigger Rank ?
of 368 Oregon Middle Schools
Better than 87% of Oregon middle schools
Summary

Three Rivers Charter School is a public charter middle school located in West Linn, Oregon, serving grades 4-8 with a total enrollment of 110 students. The school is part of the West Linn-Wilsonville School District, which is ranked 6th out of 140 districts in Oregon and has a 5-star rating from SchoolDigger.

Three Rivers Charter School has consistently been one of the top-performing middle schools in Oregon, ranking within the top 1% of all middle schools in the state for several years. The school has received a 5-star rating from SchoolDigger for the majority of the past decade, indicating exceptional academic performance and student outcomes. In the 2024-2025 school year, Three Rivers Charter School's English Language Arts (ELA) proficiency rates ranged from 50% to 65.2%, significantly higher than the district's 56.7% to 67.8% and the state's 41.6% to 46.7%. In Mathematics, the school's proficiency rates ranged from 35% to 66.7%, also outperforming the district's 45.6% to 54.6% and the state's 28.9% to 36.9%.

Three Rivers Charter School's exceptional academic performance extends to other subject areas as well, with 8th-grade students scoring 66.7% proficient or better in Science, compared to the district's 38.9% and the state's 27.2%. The school's focus on equity and inclusion is also evident, as it has consistently high rankings for its male and low socioeconomic status student subgroups, often placing within the top 10% of Oregon middle schools. Despite its exceptional performance, Three Rivers Charter School operates with a lower spending per student compared to nearby district-run middle schools, suggesting the school is able to achieve high-quality outcomes in a cost-effective manner.

108
Students ?
20.5
Student/teacher ratio ?
$5,318
Per pupil spending ?
0%
Free/discounted lunch ?
 2565 SW Ek Rd
       West Linn, OR  97068-9728

(503) 673-7850

District: West Linn-Wilsonville School District 3J

Racial breakdown:

White:
60.2%
Two or more races:
15.7%
Asian:
13.0%
more
 See top rated Oregon middle schools

 Compare Three Rivers Charter School to nearby middle schools!
At a glance
Ranking trend: Declining — 99th percentile in 2014 → 87th in 2025
Strengths
Test scores above the Oregon average (56% vs 36% meeting standards)
Ranks in the top 13% of Oregon middle schools
Worth a look
!Ranking has slipped — down 12 percentile points since 2014
!Some student groups rank well below the school's overall statewide standing
Students meeting standards (2024-2025) ?
This school56%
District avg54%
Oregon avg36%
Elementary school
130th of 706
Oregon public elementary schools ?
Top 18%▼ down 15 pts since 2015
From top 3% (2015) to top 18% (2025)
See the entire ranking list of Oregon Elementary Schools →
SchoolDigger rating ?
Middle school
48th of 368
Oregon public middle schools ?
Top 13%▼ down 12 pts since 2015
From top 1% (2015) to top 13% (2025)
See the entire ranking list of Oregon Middle Schools →
SchoolDigger rating ?
3rd of 5Middle Schools in the West Linn-Wilsonville School District 3J
6th of 140West Linn-Wilsonville School District 3J among Oregon districts
Statewide rank percentile over time (100 = the top-ranked school in the state; click a legend item to add a student group)
Elementary school ranking
Show full rank history (all student groups)

All Students

YearAvg scoreStatewide rankOregon percentileRating
202577.5130 of 70681.6%★★★★☆
202490.057 of 71092.0%★★★★★
202385.188 of 70687.5%★★★★☆
202295.331 of 70695.6%★★★★★
201997.58 of 70598.9%★★★★★
201898.71 of 70999.9%★★★★★
201798.52 of 70199.7%★★★★★
201696.611 of 69798.4%★★★★★
201595.023 of 70696.7%★★★★★
201495.06 of 69599.1%★★★★★
201396.32 of 70799.7%★★★★★
201294.410 of 73098.6%★★★★★
201192.81 of 69599.9%★★★★★
201088.620 of 67497.0%★★★★★
200990.82 of 66599.7%★★★★★
200892.61 of 65599.8%★★★★★
200794.82 of 65299.7%★★★★★
200688.01 of 63699.8%★★★★★
200591.11 of 62999.8%★★★★★
200489.411 of 58698.1%★★★★★

Female

YearAvg scoreStatewide rankOregon percentileRating
202572.4142 of 65378.3%★★★★☆
202488.260 of 65890.9%★★★★★
202386.365 of 65290.0%★★★★★
202287.361 of 64690.6%★★★★★
201897.81 of 68199.9%★★★★★

Low Socio Economic Status

YearAvg scoreStatewide rankOregon percentileRating
202295.429 of 70395.9%★★★★★

Male

YearAvg scoreStatewide rankOregon percentileRating
202573.3144 of 66478.3%★★★★☆
202483.681 of 66287.8%★★★★☆
202385.874 of 66588.9%★★★★☆
202296.317 of 65497.4%★★★★★
201995.615 of 62397.6%★★★★★
201898.33 of 68099.6%★★★★★

White

YearAvg scoreStatewide rankOregon percentileRating
202555.7264 of 66960.5%★★★☆☆
202476.0132 of 67080.3%★★★★☆
202374.9132 of 65679.9%★★★★☆
202287.951 of 66692.3%★★★★★
201995.36 of 66299.1%★★★★★
201894.611 of 68398.4%★★★★★
Middle school ranking
Show full rank history (all student groups)

All Students

YearAvg scoreStatewide rankOregon percentileRating
202581.848 of 36887.0%★★★★☆
202495.713 of 37196.5%★★★★★
202398.08 of 38097.9%★★★★★
202299.41 of 36799.7%★★★★★
201999.03 of 37999.2%★★★★★
201898.14 of 38499.0%★★★★★
201796.612 of 38296.9%★★★★★
201696.79 of 38397.7%★★★★★
201598.44 of 38199.0%★★★★★
201496.43 of 38299.2%★★★★★
201389.319 of 37795.0%★★★★★
201294.111 of 39597.2%★★★★★
201194.92 of 35799.4%★★★★★
201093.03 of 34399.1%★★★★★
200993.05 of 32398.5%★★★★★
200896.01 of 31599.7%★★★★★
200796.22 of 29599.3%★★★★★
200694.64 of 28598.6%★★★★★
200595.66 of 27197.8%★★★★★
200493.711 of 27095.9%★★★★★

Female

YearAvg scoreStatewide rankOregon percentileRating
202571.970 of 31677.8%★★★★☆
201894.510 of 34297.1%★★★★★

Low Socio Economic Status

YearAvg scoreStatewide rankOregon percentileRating
202299.41 of 36499.7%★★★★★

Male

YearAvg scoreStatewide rankOregon percentileRating
202589.329 of 33091.2%★★★★★
202496.79 of 32397.2%★★★★★
202397.67 of 31897.8%★★★★★
202299.51 of 31299.7%★★★★★
201897.84 of 34198.8%★★★★★

White

YearAvg scoreStatewide rankOregon percentileRating
202555.2135 of 35161.5%★★★☆☆
202482.643 of 34987.7%★★★★☆
202390.926 of 36092.8%★★★★★
202296.66 of 35598.3%★★★★★
201996.95 of 34498.5%★★★★★
201897.24 of 35798.9%★★★★★
How student groups rank statewide ? (each group's percentile vs the same group at other schools — higher is better; the +/- beside each compares the group with this school's overall percentile)
Elementary school
Low Socio Economic Status (2022)96th percentile~ school
Male (2025)78th percentile-3 vs school
Female (2025)78th percentile-3 vs school
White (2025)61st percentile-21 vs school
Middle school
Low Socio Economic Status (2022)100th percentile~ school
Male (2025)91st percentile+4 vs school
Female (2025)78th percentile-9 vs school
White (2025)62nd percentile-25 vs school
By subject vs Oregon (2024-2025) ?
English Language Arts58%+15 vs state
Mathematics58%+27 vs state
Science49%+20 vs state

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Frequently Asked Questions about Three Rivers Charter School

Students at Three Rivers Charter School are 60% White, 16% Two or more races, 13% Asian, 10% Hispanic.

In the 2024-25 school year, 108 students attended Three Rivers Charter School.

Three Rivers Charter School ranks 48th of 368 Oregon middle schools. SchoolDigger rates this school 4 stars out of 5.


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SchoolDigger data sources: National Center for Education Statistics, U.S. Department of Education, the U.S. Census Bureau and the Oregon Department of Education.

IMPORTANT DISCLAIMERS: Not all boundaries are included. We make every effort to ensure that boundaries are up-to-date. But it's important to note that these are approximations and are for general informational purposes only. To verify legal descriptions of boundaries or school locations, contact your local tax assessor's office and/or school district.





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