- Enrollment
- 2,384
- Students per teacher
- 25.6:1
- Resource Index
- 34/100
Elementary school (grades K-5) · Edmonds, WA
Serene Lake Elementary
Federal NCES profile for Serene Lake Elementary, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 47/100.
2024-25 NCES dataElementary school (grades K-5)NCES 530543000821
👥 S:T ratio 41
🌟 Gifted program 70
📋 Attendance 31
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Serene Lake Elementary earns 47/100 on the Resource Investment Index, with class sizes smaller than 70% of Washington schools.
- #2 of 6
- public schools in Edmonds · Resource Index
- 47
- Resource Index · Typical
- 14.7:1
- small classes for Washington
- 47.1%
- free-lunch eligible
Serene Lake Elementary has class sizes smaller than 70% of Washington schools. Computed live against every Washington school reporting to NCES.
By Resource Investment Index, Serene Lake Elementary ranks #2 of 6 public schools in Edmonds, WA.
School address
District: Mukilteo School District · Washington
NCES ID 530543000821 Verify on NCES CCD record →
CCD year-over-year · 2022-23 → 2023-24
-62 students YoY
Serene Lake Elementary shrank from 526 students in 2022-23 to 464 in 2023-24 (-11.8%).
Teacher FTE lost 31.5 → 28.5 across the same CCD years.
Source: NCES Common Core of Data public-school universe (2022-23, 2023-24).
Shrinking CCD campus
-62 students YoY 530543000821 · Edmonds, WA Elementary · SMALL · TRAD
455 enr · 14.7:1 · 47.1% lunch · RII 47
Nearest enrollment peer: Kamiak High School (2,384 students)
Serene Lake Elementary shrank from 526 students in 2022-23 to 464 in 2023-24 (-11.8%). Teacher FTE lost 31.5 → 28.5 across the same CCD years. Read with this school → · District book → · Washington schools → · Find another →
Serene Lake Elementary in the enrollment neighbourhood
Fall enrollment among this campus and nearest district peers
- Kamiak High Sc
Kamiak High School
2,384 students
- Mariner High S
Mariner High School
2,106 students
- Voyager Middle 902
Voyager Middle School
902 students
- Olympic View M 851
Olympic View Middle School
851 students
- Harbour Pointe 803
Harbour Pointe Middle School
803 students
- This school 455
Serene Lake Elementary
455 students
What this shows Serene Lake Elementary reports 455 students on the CCD universe file.
How Serene Lake Elementary compares
Serene Lake Elementary is a shrinking campus on CCD: ratios and free-lunch share vs Washington and U.S. means.
| Metric | This school | vs Washington | Washington avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 14.7:1 | ▼ 16% | 17.6:1 | 15.7:1 |
| Free-lunch eligible | 47.1% | ▲ 5% | 45.0% | 51.7% |
| Enrollment | 455 | top 38% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
14.7:1
Leaner classes than 50% of US schools, a middle-of-the-pack class size.
455
Bigger than 56% of US schools by enrollment, mid-sized for the country.
Equity indicators methodology
Economic need
47.1%
free-lunch eligible
- 5% above the Washington average of 45.0%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
14.7:1
students per teacher
- 16% below state mean
Top 30% in Washington - lower ratio than 70% of state schools
Close to the 15:1 benchmark most often cited for individualized attention.
Engagement
27.7%
chronically absent (missed 10%+ of school days)
At or above 20%, the commonly used threshold for "high" chronic absenteeism, signaling significant barriers to regular attendance.
Funding equity
$20,374
per pupil, district-wide
- below Washington avg of $20,912
Somewhat above the U.S. public-school average, reflecting higher local or state investment per enrolled student.
Support staff
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
0
in-school suspensions + 3 out-of-school
Suspension rate: 0.0 per 100 students. Combined in-school and out-of-school rate: 0.7 per 100 students. Reported via the Civil Rights Data Collection.
Student demographics
White 52.8%
Asian 19.7%
Hispanic or Latino 10.0%
Two or More 8.2%
African American 8.0%
American Indian / Alaska Native 0.7%
Native Hawaiian / Pacific Islander 0.7%
Largest group: White at 52.8% of enrollment.
Student-body diversity index 65.9/100
Simpson diversity index - at 65.9, Serene Lake Elementary is more mixed than the Washington school average of 53.3.
Programs
Gifted & talented Yes
District finance for Mukilteo School District reports $20,374 per pupil (NCES F-33) - open the district page for the full revenue mix.
How Serene Lake Elementary Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| Kamiak High School | Larger | Lower economic need | Higher S:T ratio |
| Mariner High School | Larger | Similar economic need | Higher S:T ratio |
| Voyager Middle School | Larger | Higher economic need | Higher S:T ratio |
| Olympic View Middle School | Larger | Similar economic need | Higher S:T ratio |
| Harbour Pointe Middle School | Larger | Lower economic need | Higher S:T ratio |
Comparisons are relative to Serene Lake Elementary's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 2,106
- Students per teacher
- 20.1:1
- Resource Index
- 30/100
- Enrollment
- 902
- Students per teacher
- 19.2:1
- Resource Index
- 45/100
- Enrollment
- 851
- Students per teacher
- 20.3:1
- Resource Index
- 43/100
- Enrollment
- 803
- Students per teacher
- 17.1:1
- Resource Index
- 50/100
Similar elementary schools in Edmonds
1 comparable elementary schools (grades K-5) serving the same city.
Nationwide elementary schools with similar size or staffing
Out-of-state peers matched by enrollment and by student-teacher ratio, not the same-city or same-district lists above.
Similar enrollment (~455 students)
Frequently asked questions about Serene Lake Elementary
How many students attend Serene Lake Elementary?
Serene Lake Elementary has 455 students enrolled. It is an elementary school in Edmonds, WA. CCD year-over-year: 526 (2022-23) → 464 (2023-24), down 62.
What is the student-teacher ratio at Serene Lake Elementary?
The student-teacher ratio at Serene Lake Elementary is 14.7:1, which is 16% lower than the Washington average of 17.6:1 and 6% lower than the national average of 15.7:1. Lower ratios generally mean more individual attention per student.
What percentage of students receive free lunch at Serene Lake Elementary?
47.1% of students at Serene Lake Elementary are eligible for free lunch, compared to the Washington average of 45.0%.
What is the racial and ethnic makeup of Serene Lake Elementary?
The largest demographic group at Serene Lake Elementary is White at 52.8% of enrollment, in Edmonds, WA. Its student body is more racially and ethnically mixed than most US schools, with a diversity index of 65.9/100.
What is the Resource Investment Index for Serene Lake Elementary?
Serene Lake Elementary has a Resource Investment Index of 47/100 (typical reported resources relative to schools nationally) based on 3 factors: student-teacher ratio, gifted-program reporting, chronic absenteeism. Not a test-score or academic measure (national median ~41/100, see methodology).
How does Serene Lake Elementary rank among public schools in Edmonds?
By Resource Investment Index, Serene Lake Elementary ranks #2 of 6 public schools in Edmonds, WA. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all public schools in Edmonds on the city page.
What other schools are in Mukilteo School District?
Besides Serene Lake Elementary, Mukilteo School District also operates Kamiak High School (2,384 students), Mariner High School (2,106 students), and Voyager Middle School (902 students). See the Mukilteo School District district page for the complete list.