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Average

#1578 of 2,225 schools in WA

River Ridge Elementary

Elementary School · Kent School District

22420 Military Rd S, Seatac, WA 98198

Enrollment

660

Student-Teacher

16.1:1

Score

5.4

Grades

Pre-K – 5th

Updated 2022-23

How this school compares

In Seatac

#3 of 8

public schools

Washington elementary schools

#980 of 1,202

In district

#28 of 42

Kent School District

School environment

7.7 / 10

Very strong

About River Ridge Elementary

River Ridge Elementary is a public elementary school located in the SeaTac area of King County, Washington. Serving students from pre-kindergarten through fifth grade, it has an enrollment of 660 students and maintains a student-teacher ratio of 16.1:1 with 41 full-time equivalent teachers. The school's academic performance currently ranks at #1893 out of 2261 schools in Washington, placing it in the 16th percentile state-wide.

Test scores show that 14% of students are proficient or above in ELA/Reading, 15% in Math, and 21% in Science. River Ridge Elementary focuses on student development with room for academic growth. The school is situated in a large suburban area, providing a diverse community setting where children can benefit from neighborhood resources and activities.

What Parents Should Know

While current test scores at River Ridge Elementary are below average, the school shows strong growth metrics — meaning students are making above-average progress year over year. This upward trajectory can be a positive indicator for families who value a school's ability to help students improve, even if absolute scores haven't caught up yet.

Score Breakdown

Full Profile · 3/3 metrics
Student Progress6.3Above Average50%
Year-over-year improvement in student test scores.
View breakdown
Years of Data2
Annual Change-2.01 pts/yr
Data Period2022–2024
TrendDeclining
Academics2.3Needs Improvement30%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency14.8%
Reading/ELA Proficiency13.1%
Math vs. State Avg-37 pts
Reading vs. State Avg-35.3 pts
Overall Proficiency14%
Expected (poverty-adj.)28%
vs. Expected-14.1 pts
Adjusted Percentile6th
College ReadinessNot Available

Data not available for this school

Resources & Environment7.7Very Good20%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio16.1:1
Per-Pupil Spending$17,678

River Ridge Elementary — Students at River Ridge Elementary score 14% proficient, which is below what's typical for similar communities (expected: 28%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

77.6%

Students qualifying for federal meal assistance

Test Scores WA SBA (2023-24)

Math Proficiency 14.9%
School
State
45.8%
ELA Proficiency 13.8%
School
State
50.2%

Based on 11 test records from WA state assessments. About our data

Proficiency Trend

↓ Declining

Average proficiency (% at or above grade level) across Math & ELA over time.

2022
ELA
17%
2024
Math
14.9%
ELA
13%

Source: EdFacts (NCES) and state assessment data. Growth score: 6.3/10.

How River Ridge Elementary Compares

See how River Ridge Elementary performs across key quality dimensions compared to state benchmarks.

Overall Score
5.4/10
29th percentile in WA
Academic
2.3/10
2.3/10
Growth
6.3/10
Above average
Environment
7.7/10
Above average

Funding & Resources

Free/Reduced Lunch
Students eligible for subsidized meals
78%
Teaching Staff
16:1 student-teacher ratio
41 teachers

Location

22420 Military Rd S, Seatac, WA 98198

Nearby Alternatives

Families considering River Ridge Elementary may also want to explore other elementary schools in the area. Neely O Brien Elementary School (rated 8.5/10, 1.6 miles away, in nearby Kent), which scores notably higher. Another option is Star Lake Elementary School (rated 7.8/10, 2.6 miles away, in nearby Kent), which scores notably higher. Additionally, Madrona Elementary (rated 6.6/10, 1.4 miles away), which scores notably higher. For more schools in Seatac, see our Seatac schools guide .

Nearby Schools

20 within 2.2 mi
School Distance Rating
Cascade Public Schools Des Moines 0.5 mi
Midway Elementary Des Moines 0.7 mi 3.3
Pacific Middle School Des Moines 0.7 mi 3.3
Mount Rainier High School Des Moines 0.9 mi 6.0
Sunnycrest Elementary School Kent 1.3 mi 4.4
Madrona Elementary Seatac 1.4 mi 6.6
ST PHILOMENA SCHOOL Des Moines 1.1 mi 6.4
Parkside Elementary Des Moines 1.6 mi 3.7
Des Moines Elementary Des Moines 1.5 mi 5.9
BASIC STEPS ACADEMY Kent 1.8 mi
Neely O Brien Elementary School Kent 1.6 mi 8.5
Chinook Middle School Seatac 2.4 mi 4.2
Tyee High School Seatac 2.5 mi 3.7
HOLY TRINITY LUTHERAN SCHOOL Des Moines 2.4 mi 5.8
K-SCHOOL Des Moines 2.4 mi 6.4
Star Lake Elementary School Kent 2.6 mi 7.8
Evergreen Middle School Kent 2.7 mi 5.0
Bow Lake Elementary Seatac 2.7 mi 4.1
SEATTLE CHRISTIAN SCHOOLS Seatac 2.7 mi 6.6
Kent Elementary School Kent 2.2 mi 6.2

Neighborhood Census ACS (2019-2023)

Census data for ZIP 98198 (ACS 2019-2023 5-Year Estimates) · Data sources

Median Income

$83,938

Median Home Value

$527,100

Median Rent

$1,770/mo

Population

39,815

College Educated

31.5%

Homeownership

54.3%

Avg Commute

30.4 min

Poverty Rate

11.5%

Median Age

35.9

Community Profile

The community surrounding River Ridge Elementary has a median household income of $83,938. It is an area where 32% of adults hold a bachelor's degree or higher. The median home value in the area is $527,100, with a median rent of $1,770/month. The area has a poverty rate of 11.5%. The average commute for residents is 30 minutes. Source: U.S. Census ACS 2022 5-Year Estimates.

Similar Schools

Schools in the same state with comparable level, size, and ratings

School Rating
Eastgate Elementary School Kennewick, WA 5.4
Fawcett Elementary School Tacoma, WA 5.4
Forks Elementary School Forks, WA 5.4
Fruitland Elementary Puyallup, WA 5.4
LIGHTHOUSE CHRISTIAN SCHOOL Gig Harbor, WA 5.4
Lake Dolloff Elementary School Auburn, WA 5.4

Frequently Asked Questions

Common questions about River Ridge Elementary

What grades does River Ridge Elementary serve?

River Ridge Elementary serves students in grades Pre-K through 5th.

How many students attend River Ridge Elementary?

River Ridge Elementary has an enrollment of approximately 660 students.

What is the student-teacher ratio at River Ridge Elementary?

The student-teacher ratio at River Ridge Elementary is 16.1:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.

How does River Ridge Elementary rank in WA?

River Ridge Elementary is ranked #1578 out of 2,225 schools in WA.

What is River Ridge Elementary's MySchoolScout rating?

River Ridge Elementary has a composite rating of 5.4 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.

What are the test scores at River Ridge Elementary?

Based on the most recent state assessment data, River Ridge Elementary has 14.9% math proficiency and 13.8% reading/ELA proficiency.

Is River Ridge Elementary a charter school?

No, River Ridge Elementary is not a charter school. It is a traditional public school operated by the local school district.

Is River Ridge Elementary a Title I school?

No, River Ridge Elementary is not currently a Title I school.

What does the Free & Reduced Lunch percentage mean for River Ridge Elementary?

77.6% of students at River Ridge Elementary qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.

11 schools nearby View map →

Neighborhood Context

City Safety
High (4,376/100K)

FBI UCR 2024. City-level (Seatac). Data >1 year old.

Quick Facts NCES CCD (SY 2022-23)

Grades
Pre-K – 5th
Enrollment
660
Student-Teacher Ratio
16.1:1
Teachers (FTE)
41
Free/Reduced Lunch
77.6%
Type
regular
Setting
Large Suburb
County
King County
Data Year
2023–2024

District

Kent School District
District Enrollment
25,700
Schools in District
46
Per-Pupil Spending
$19,199
District Rank
#28 of 42

How We Rate Schools

Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.

Read our full methodology

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