Enrollment
236
Elementary
DISTRICT 404 · STATE 379
SCHOOL COMMUNITY·JEFFERSON COUNTY SCHOOL DISTRICT NO. R-1·NCES 080480006256
Jefferson County Open Elementary School
7655 WEST 10TH AVENUE, LAKEWOOD, CO 80215 · (303) 982-7045 · Jefferson County
GRADES PK–06ELEMENTARY21-SUBURBREGULAR SCHOOL236 STUDENTS
C
allk12 Grade
Scored higher than 28% of Colorado public elementary schools
- B-Test scores Share of students meeting the state standard in reading, math, and other tested subjects, 2023-24 and 2024-25.
- DBeats 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
14.3:1
17 FTE teachers
DISTRICT 15.9:1 · STATE 16.6:1
Free / Reduced Lunch
33%
78 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 | 19 | 8% |
| Kindergarten | 28 | 12% |
| Grade 1 | 27 | 11% |
| Grade 2 | 28 | 12% |
| Grade 3 | 25 | 11% |
| Grade 4 | 31 | 13% |
| Grade 5 | 34 | 14% |
| Grade 6 | 44 | 19% |
This year's kindergarten class (28) is 36% smaller than its 6th grade class (44).
Student demographics
43%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
QUIET COMMUNITY
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START A DISCUSSIONTest scores
CMAS 2024-25 . % Met or Exceeded ExpectationsEnglish Language Arts
44.7%
CO avg 44.9% . +0.5pp since 2023
Math
30.1%
CO avg 36.1% . +9.2pp since 2023
What this means: On the CMAS, Colorado's statewide test, about 45 of every 100 students at this school read and write at grade level and about 30 of 100 do math at grade level. Across all Colorado schools, those numbers are about 45 and 36. Reading and writing scores have held steady since 2023, while math scores are up about 9 points.
CMAS results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 44.7% | 30.1% |
| 2023-24 | 44.2% | 20.9% |
% 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
35.9%
composite math + reading, all grades
Predicted
46.7%
based on CO schools with similar FRL share
Beats by
-10.8pp
below demographic expectation
What this means: About 36% of students here test proficient in math and reading, compared with the roughly 47% 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 Jefferson County Open Elementary School
Jefferson County Open Elementary School's state test result (35.9% proficient) is higher than 0 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Jefferson County Open Elementary School this school | 236 | 33.1% | 35.9% |
| Namaqua Elementary School LOVELAND | 236 | 35.2% | 37.4% |
| Mount View Core Knowledge Charter School CANON CITY | 250 | 34.0% | 46.1% |
| Telluride Intermediate School TELLURIDE | 237 | 30.4% | 53.6% |
| Carrie Martin Elementary School LOVELAND | 247 | 32.4% | 50.0% |
| Stott Elementary School ARVADA | 288 | 32.3% | 53.2% |
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 Jefferson County Open Elementary School ranks
Among elementary schools| Measure | This school | In Colorado | In Jefferson County |
|---|---|---|---|
| State test proficiency ranked highest first | 35.9% | #495 of 931 | #60 of 82 |
| Math proficiency ranked highest first | 30.1% | #538 of 940 ▲ 136 | #64 of 85 ▲ 6 |
| Reading proficiency ranked highest first | 44.7% | #441 of 946 ▼ 5 | #54 of 85 ▲ 4 |
| Enrollment ranked largest first | 236 | #856 of 1,056 | #86 of 89 |
| Students per teacher ranked fewest first | 14.3:1 | #263 of 896 | #15 of 86 |
| Diversity index ranked most diverse first | 42.9% | #609 of 896 | #45 of 86 |
| Free and reduced lunch ranked highest share first | 33.1% | #669 of 983 | #35 of 85 |
| Enrollment change since 2017-18 ranked steepest decline first | -4.1% | #591 of 664 | #56 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
236
-1 (0%) vs 2020
+3% since 2000-01, when it was 230
Student : Teacher
14.3:1
was 14.8:1
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 | 236 | 16.5 | 14.3:1 | 33% (78) |
| 2023-24 | 240 | 16.1 | 14.9:1 | 41% (99) |
| 2022-23 | 239 | 15.5 | 15.4:1 | 38% (92) |
| 2020-21 | 237 | 16 | 14.8:1 | 31% (74) |
| 2017-18 | 246 | 14 | 17.6:1 | 33% (80) |
| 2015-16 | 223 | 12 | 18.6:1 | 33% (74) |
| 2010-11 | 236 | 16 | 14.8:1 | 42% (99) |
| 2000-01 | 230 | 9 | 25.6:1 | 33% (76) |
Source: NCES Common Core of Data. Rows are the federal collections on file for Jefferson County Open Elementary School.
Since 2017-18: students down 4% (246 to 236); teachers up 18% (14 to 16.5).
About Jefferson County Open Elementary School
Jefferson County Open Elementary School is a small elementary school in LAKEWOOD, Colorado, administered by Jefferson County School District No. R-1. Classes run from pre-K through 6, and the school has 236 students. The average for elementary schools in Colorado is about 379 students, so this school is 38% smaller than average.
Jefferson County Open Elementary School is a school in Jefferson County School District No. R-1. The district has 148 schools and 74,935 students.
By race and ethnicity, Jefferson County Open Elementary School is 73% White. Other reported shares: 16% Hispanic and 10% multiracial. By the diversity index, Jefferson County Open Elementary School comes in at 43%.
Its teaching staff equals 16.5 full-time positions, a ratio of 14.3:1. For comparison, elementary schools in Colorado average 16.6:1. Free and reduced-price lunch eligibility, a common measure of family income, is 33%. That is close to the 32% average for public schools in Jefferson County.
The allk12 Grade for Jefferson County Open Elementary School is C. Compared with Colorado public elementary schools, the school scored higher than 28% on a mix of test scores, poverty-adjusted results, and recent trend.
Jefferson County Open Elementary School's average proficiency rate on state tests of 35.9% is 10.8 points below the 46.7% the model predicts from its lunch-eligibility share.
In Jefferson County (population about 579,377), median household income is about $110,656, roughly 52% of adults have a four-year degree or more, and about 4% of residents live below the federal poverty line. Jefferson County Open Elementary School is one of 168 public schools in Jefferson County, which together enroll about 74,739 students.
The closest public school, Jefferson County Open Secondary, is less than a tenth of a mile from Jefferson County Open Elementary School. Within five miles are at least 8 other public schools. On average proficiency, Jefferson County Open Elementary School is 2nd of 7 nearby schools with test data.
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.
Between 2020-21 and 2024-25, enrollment moved from 237 to 236, a small change.
Questions about science fairs, picture day, and bus routes can be posted here. Reviews and ratings from people who know the school are welcome.
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
Nearby schools
- Jefferson County Open Secondary0.0 mi · 315
- South Lakewood Elementary School1.1 mi · 393
- Eiber Elementary School1.2 mi · 255
- Lakewood High School1.3 mi · 1,735
- Jeffco Transition Services School1.3 mi · 116
- Jefferson Junior/Senior High School1.3 mi · 601
Frequently asked questions
About Jefferson County Open Elementary SchoolHow large is Jefferson County Open Elementary School?
Jefferson County Open Elementary School enrolls approximately 236 students in grades PK-06.
What grades does Jefferson County Open Elementary School serve?
Jefferson County Open Elementary School serves grades PK-06.
What is the student-teacher ratio at Jefferson County Open Elementary School?
The student-to-teacher ratio at Jefferson County Open Elementary School is approximately 14.3:1 (17 FTE teachers).
What is the racial breakdown of students at Jefferson County Open Elementary School?
At Jefferson County Open Elementary School, the student body is approximately 73% White, 16% Hispanic, 0% Black, 10% Two or more.
Who oversees Jefferson County Open Elementary School?
Jefferson County Open Elementary School is overseen by Jefferson County School District No. R-1 in Jefferson County.
Data sourceSchool profile facts are sourced from the NCES. Community content is posted by allk12 members.