Enrollment
280
Elementary
DISTRICT 404 · STATE 379
SCHOOL COMMUNITY·JEFFERSON COUNTY SCHOOL DISTRICT NO. R-1·NCES 080480000782
Slater Elementary School
8605 WEST 23RD AVENUE, LAKEWOOD, CO 80215 · (303) 982-7575 · Jefferson County
GRADES PK–05ELEMENTARY21-SUBURBTITLE IREGULAR SCHOOL280 STUDENTS
C
allk12 Grade
Scored higher than 25% of Colorado public elementary schools
- C-Test scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- C+Beats expectations How far test scores land above or below what the share of low-income students predicts for a school in this state.
- ·Three-year trend Not available for this school, so the grade uses the other parts.
Grades compare a school only with schools in the same state, because every state gives its own test. How grades work · Top-graded Colorado public elementary schools
Student : Teacher
12.9:1
22 FTE teachers
DISTRICT 15.9:1 · STATE 16.6:1
Free / Reduced Lunch
73%
203 students
DISTRICT 35% · STATE 50%
Community
0
0 members
Enrollment and student:teacher ratio compared against other elementary schools. Free/Reduced Lunch and demographics compared against all schools.
Enrollment by grade, 2024-25
| Grade | Students | Share |
|---|---|---|
| Pre-K | 31 | 11% |
| Kindergarten | 49 | 18% |
| Grade 1 | 39 | 14% |
| Grade 2 | 38 | 14% |
| Grade 3 | 47 | 17% |
| Grade 4 | 30 | 11% |
| Grade 5 | 46 | 16% |
This year's kindergarten class (49) is 7% larger than its 5th grade class (46).
Student demographics
54%Diversity index
The chance that two students picked at random belong to different racial or ethnic groups.
DISTRICT 52% · STATE 62% · US 70%
Student head counts by race/ethnicity from federal NCES enrollment data. District, state, and US figures are each group's share of all public school students in that area (US excludes territories). Very small groups may be suppressed in the source, so categories do not always sum exactly to total enrollment.
Gender split
Test scores
CMAS 2024-25 . % Met or Exceeded ExpectationsEnglish Language Arts
21.4%
CO avg 44.9% . -5.0pp since 2023
Math
15.2%
CO avg 36.1% . -3.5pp since 2023
What this means: On the CMAS, Colorado's statewide test, about 21 of every 100 students at this school read and write at grade level and about 15 of 100 do math at grade level. Across all Colorado schools, those numbers are about 45 and 36. Reading and writing scores are down about 5 points since 2023, while math scores are down about 4 points.
CMAS results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 21.4% | 15.2% |
| 2023-24 | 26.4% | 18.7% |
% Met or Exceeded Expectations, all students and all tested grades.
Source: CMAS. All students, all grades. See all years and grades →
BeatsExpectations
Demographically-adjusted score · methodologyTier
AS EXPECTED
Performing as predicted given the school's student profile
Actual proficiency
22.2%
composite math + reading, all grades
Predicted
22.8%
based on CO schools with similar FRL share
Beats by
-0.5pp
below demographic expectation
What this means: About 22% of students here test proficient in math and reading, compared with the roughly 23% typical for Colorado schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among Colorado's top nor bottom 10%.
BeatsExpectations runs a per-state regression of proficiency on free/reduced-lunch share, then scores each school by residual. How this is calculated →
Schools most like Slater Elementary School
Slater Elementary School's state test result (22.2% proficient) is higher than 2 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Slater Elementary School this school | 280 | 72.5% | 22.2% |
| Field Elementary School LITTLETON | 280 | 73.9% | 26.5% |
| Haaff Elementary School PUEBLO | 284 | 70.4% | 48.2% |
| Mountain View Elementary School LONGMONT | 321 | 76.6% | 21.1% |
| Wilson Elementary School COLORADO SPRINGS | 295 | 73.9% | 13.8% |
| Bill Metz Elementary School MONTE VISTA | 253 | 75.9% | 24.4% |
Matched among Colorado elementary schools on enrollment, the share of students from low-income families (eligible for free or reduced-price lunch), and racial and ethnic makeup. Proficient is the average share of students meeting the state standard across all of the school's state tests in 2023-24 and 2024-25, the same combined score our test-score rankings use. Online schools and schools serving specialized populations are not matched.
Where Slater Elementary School ranks
Among elementary schools| Measure | This school | In Colorado | In Jefferson County |
|---|---|---|---|
| State test proficiency ranked highest first | 22.2% | #730 of 931 | #72 of 82 |
| Math proficiency ranked highest first | 15.2% | #801 of 940 ▼ 68 | #77 of 85 ▼ 3 |
| Reading proficiency ranked highest first | 21.4% | #803 of 946 ▼ 89 | #78 of 85 ▼ 2 |
| Enrollment ranked largest first | 280 | #765 of 1,056 | #78 of 89 |
| Students per teacher ranked fewest first | 12.9:1 | #108 of 896 | #2 of 86 |
| Diversity index ranked most diverse first | 53.8% | #345 of 896 | #21 of 86 |
| Free and reduced lunch ranked highest share first | 72.5% | #242 of 983 | #8 of 85 |
| Enrollment change since 2017-18 ranked steepest decline first | -16.7% | #342 of 664 | #31 of 62 |
Ranked against other public elementary schools. Online schools are left out of every list, and test-score lists leave out schools that serve specialized populations. Each rank links to the full list. Arrows under a test-score rank show places moved since the prior test year, among schools tested both years.
4-year change
SY 2020-21 vs SY 2024-25Enrollment
280
+44 (+19%) vs 2020
-31% since 1990-91, when it was 407
Student : Teacher
12.9:1
was 13.9:1
Source: NCES Common Core of Data
Enrollment and staffing by year
| School year | Students | Teachers (FTE) | Students per teacher | Free and reduced lunch |
|---|---|---|---|---|
| 2024-25 | 280 | 21.8 | 12.9:1 | 73% (203) |
| 2023-24 | 240 | 20.6 | 11.7:1 | 75% (181) |
| 2022-23 | 206 | 17.9 | 11.5:1 | 77% (158) |
| 2020-21 | 236 | 17 | 13.9:1 | 73% (172) |
| 2017-18 | 336 | 20.3 | 16.5:1 | 76% (256) |
| 2015-16 | 333 | 22 | 15.1:1 | 71% (237) |
| 2010-11 | 346 | 21 | 16.5:1 | 76% (262) |
| 2000-01 | 353 | 22 | 16.1:1 | 35% (125) |
| 1990-91 | 407 | 19 | 21.4:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for Slater Elementary School.
Since 2017-18: students down 17% (336 to 280); teachers up 7% (20.3 to 21.8).
About Slater Elementary School
Slater Elementary School is a low-enrollment elementary school in LAKEWOOD, Colorado. Federal data show 280 students enrolled in pre-K through 5 in 2024-25. Elementary schools in Colorado average about 379 students, which makes this school 26% below average.
Within Jefferson County School District No. R-1, Slater Elementary School is one of 148 schools. The district enrolls 74,935 students.
The share of Hispanic students at Slater Elementary School is 61%, a majority. The remaining students are 28% White, 6% multiracial, and 4% Black. Census figures show Jefferson County is about 16% Hispanic. A diversity index of 54% means there is a 54% chance two randomly chosen students at Slater Elementary School are from different groups.
Teacher count: 21.8 full-time equivalents. Student-to-teacher ratio: 12.9:1. The gap from the 16.6:1 average for elementary schools in Colorado is 3.7 students per teacher. Eligibility for free or reduced-price lunch, often used to gauge student poverty, is 73%. The 32% average for public schools in Jefferson County is 41 points lower.
Slater Elementary School earns a C on the allk12 Grade, which blends test scores, results against poverty-based expectations, and the three-year trend. It scored higher than 25% of Colorado public elementary schools.
Based on student poverty, the model expects 22.8% at Slater Elementary School; the school's average proficiency rate across its state test results is 22.2%.
For Jefferson County, Census Bureau data show median household income comes to about $110,656, the share of adults with a bachelor's degree or higher is 52%, and roughly 4% of residents are in poverty. The county has 168 public schools and about 74,739 students.
Wheat Ridge High School is the nearest public school to Slater Elementary School, about 1.0 miles away. Within five miles of Slater Elementary School, there are at least 8 other public schools. On proficiency, Slater Elementary School is behind the 22.3% nearby average, ranking 4th of 8.
NCES lists the school's locale as Suburb: Large. That means it sits in a suburban area outside a principal city, within an urbanized area with a population of 250,000 or more.
The school's student count rose 19% between the 2020-21 and 2024-25 school years. From 2020-21 to 2024-25, the ratio dropped from 13.9:1 to 12.9:1.
People who know Slater Elementary School can post here about homework, tutoring, and testing dates. Teachers and staff are welcome to share updates too.
Jefferson County at a glance
View full county profilePopulation
579,377
Census ACS
Median income
$110,656
Household, ACS
Bachelor's+
52%
Adults 25+
Poverty rate
4%
Below federal line
Schools in county
168
74,739 students
Quick facts
Related schools
Other schools in Jefferson County School District No. R-1
- Arvada West High SchoolHigh · 1,923 students
- Ralston Valley Senior High SchoolHigh · 1,875 students
- Chatfield High SchoolHigh · 1,808 students
- Lakewood High SchoolHigh · 1,735 students
- Columbine High SchoolHigh · 1,710 students
- Golden High SchoolHigh · 1,469 students
Other schools in LAKEWOOD
- Lakewood High SchoolHigh · 1,735 students
- Bear Creek High SchoolHigh · 1,344 students
- Green Mountain High SchoolHigh · 1,071 students
- Alameda International Junior/Senior High SchoolHigh · 1,002 students
- Bear Creek K-8 SchoolElementary · 863 students
- Dunstan Middle SchoolMiddle · 798 students
Other Slater Elementary schools
One other US public school is named Slater Elementary. Slater Elementary School is the 2nd largest of the 2.
- Slater ElementaryFresno, CA · 752 students
Nearby schools
- Wheat Ridge High School1.0 mi · 932
- Jefferson Junior/Senior High School1.1 mi · 601
- Eiber Elementary School1.2 mi · 255
- Lumberg Elementary School1.2 mi · 526
- Jefferson County Open Elementary School1.4 mi · 236
- Jefferson County Open Secondary1.4 mi · 315
Frequently asked questions
About Slater Elementary SchoolWhat is the total enrollment at Slater Elementary School?
Slater Elementary School enrolls approximately 280 students in grades PK-05.
What grades does Slater Elementary School serve?
Slater Elementary School serves grades PK-05.
What is the student-teacher ratio at Slater Elementary School?
The student-to-teacher ratio at Slater Elementary School is approximately 12.9:1 (22 FTE teachers).
What is the racial breakdown of students at Slater Elementary School?
At Slater Elementary School, the student body is approximately 28% White, 61% Hispanic, 4% Black, 0% Asian, 6% Two or more.
Is Slater Elementary School public or private?
Slater Elementary School is a public K-12 school, overseen by Jefferson County School District No. R-1.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.