1
What's the vibe like in the hallways at Lumberg Elementary School right now?
Community prompt from u/allk12. Replies below.
Enrollment
526
Elementary
DISTRICT 404 · STATE 379
SCHOOL COMMUNITY·JEFFERSON COUNTY SCHOOL DISTRICT NO. R-1·NCES 080480000752
Lumberg Elementary School
6705 WEST 22ND AVENUE, EDGEWATER, CO 80214 · (303) 982-6182 · Jefferson County
GRADES PK–06ELEMENTARY21-SUBURBTITLE IREGULAR SCHOOL526 STUDENTS
F
allk12 Grade
Scored higher than 0% of Colorado public elementary schools
- FTest 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
16.1:1
33 FTE teachers
DISTRICT 15.9:1 · STATE 16.6:1
Free / Reduced Lunch
85%
449 students
DISTRICT 35% · STATE 50%
Community
5
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 | 6% |
| Kindergarten | 67 | 13% |
| Grade 1 | 72 | 14% |
| Grade 2 | 64 | 12% |
| Grade 3 | 67 | 13% |
| Grade 4 | 72 | 14% |
| Grade 5 | 77 | 15% |
| Grade 6 | 76 | 14% |
This year's kindergarten class (67) is 12% smaller than its 6th grade class (76).
Student demographics
31%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
9.0%
CO avg 44.9% . +0.3pp since 2023
Math
5.4%
CO avg 36.1% . +1.9pp since 2023
What this means: On the CMAS, Colorado's statewide test, about 9 of every 100 students at this school read and write at grade level and about 5 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 2 points.
CMAS results by year
| School year | English Language Arts | Math |
|---|---|---|
| 2024-25 | 9.0% | 5.4% |
| 2023-24 | 8.7% | 3.5% |
% 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
8.2%
composite math + reading, all grades
Predicted
15.0%
based on CO schools with similar FRL share
Beats by
-6.8pp
below demographic expectation
What this means: About 8% of students here test proficient in math and reading, compared with the roughly 15% 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 Lumberg Elementary School
Lumberg Elementary School's state test result (8.2% proficient) is higher than 0 of the 5 schools below with a result.
| School | Students | Low-income | Proficient |
|---|---|---|---|
| Lumberg Elementary School this school | 526 | 85.4% | 8.2% |
| Orchard Park Academy DENVER | 531 | 89.1% | 16.9% |
| Josephine Hodgkins Leadership Academy DENVER | 597 | 87.6% | 12.2% |
| Alsup Elementary School COMMERCE CITY | 492 | 85.4% | 14.8% |
| Monaco Elementary School COMMERCE CITY | 434 | 87.1% | 12.7% |
| Rocky Mountain Prep Ruby Hill DENVER | 443 | 86.0% | 33.5% |
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 Lumberg Elementary School ranks
Among elementary schools| Measure | This school | In Colorado | In Jefferson County |
|---|---|---|---|
| State test proficiency ranked highest first | 8.2% | #926 of 931 | #82 of 82 |
| Math proficiency ranked highest first | 5.4% | #931 of 940 ▲ 3 | #85 of 85 no change |
| Reading proficiency ranked highest first | 9.0% | #933 of 946 ▲ 4 | #85 of 85 no change |
| Enrollment ranked largest first | 526 | #197 of 1,056 | #13 of 89 |
| Students per teacher ranked fewest first | 16.1:1 | #546 of 896 | #49 of 86 |
| Diversity index ranked most diverse first | 30.9% | #793 of 896 | #72 of 86 |
| Free and reduced lunch ranked highest share first | 85.4% | #92 of 983 | #1 of 85 |
| Enrollment change since 2017-18 ranked fastest growth first | +11.4% | #91 of 200 | #15 of 21 |
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
526
+190 (+57%) vs 2020
+9% since 1990-91, when it was 483
Student : Teacher
16.1:1
was 15.3:1
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 | 526 | 32.7 | 16.1:1 | 85% (449) |
| 2023-24 | 532 | 33.3 | 16.0:1 | 83% (442) |
| 2022-23 | 318 | 20.2 | 15.7:1 | 89% (284) |
| 2020-21 | 336 | 22 | 15.3:1 | 85% (284) |
| 2017-18 | 472 | 23.8 | 19.9:1 | 82% (387) |
| 2015-16 | 496 | 30 | 16.5:1 | 84% (419) |
| 2010-11 | 516 | 34 | 15.2:1 | 88% (455) |
| 2000-01 | 508 | 32 | 15.9:1 | 67% (341) |
| 1990-91 | 483 | 25 | 19.3:1 | N/A |
Source: NCES Common Core of Data. Rows are the federal collections on file for Lumberg Elementary School.
Since 2017-18: students up 11% (472 to 526); teachers up 38% (23.8 to 32.7).
About Lumberg Elementary School
Lumberg Elementary School is a mid-sized elementary school in Colorado, with an address in EDGEWATER. In all, 526 students attend the school in pre-K through 6. That puts enrollment 39% above the 379-student average for elementary schools in Colorado.
Lumberg Elementary School is one of the 148 schools that make up Jefferson County School District No. R-1 (74,935 students in total).
The share of Hispanic students at Lumberg Elementary School is 83%. The next largest groups are 9% White, 4% Black, and 3% multiracial. The school's Hispanic share is 66 points above the 16% share among Jefferson County residents. Measured by the diversity index, the student body scores 31%.
On staff are 32.7 full-time-equivalent teachers; the student-to-teacher ratio is 16.1:1. The 16.6:1 average for elementary schools in Colorado is close to this figure. Lumberg Elementary School has a free or reduced-price lunch rate of 85%. For comparison, public schools in Jefferson County average 32%.
Among Colorado public elementary schools, Lumberg Elementary School outscored 0%, which works out to an F on the allk12 Grade.
Lumberg Elementary School's average proficiency rate across its state test results of 8.2% is 6.8 points below the 15.0% the model predicts from its lunch-eligibility share.
In Jefferson County, median household income comes to about $110,656, a bachelor's degree or higher is held by about 52% of adults, and the poverty rate is about 4%. The county's public schools total 168, with about 74,739 students.
The closest school to Lumberg Elementary School is Jefferson Junior/Senior High School, located about 0.1 miles away. The count of other public schools within five miles is at least 8. In a group of 7 nearby schools with scores, Lumberg Elementary School ranks 7th on average proficiency.
The NCES locale for Lumberg Elementary School is Suburb: Large, which covers schools in a suburban area outside a principal city, within an urbanized area with a population of 250,000 or more.
Federal data put enrollment at 336 in 2020-21 and 526 in 2024-25; the school may have served different grades in those years.
The allk12 page for Lumberg Elementary School lets the school community talk about athletics, class schedules, and weather closures. You can also rate the school on this page.
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 EDGEWATER
- Jefferson Junior/Senior High SchoolHigh · 601 students
- Edgewater Elementary SchoolElementary · 335 students
Nearby schools
- Jefferson Junior/Senior High School0.1 mi · 601
- Edgewater Elementary School0.7 mi · 335
- Slater Elementary School1.2 mi · 280
- Jefferson County Open Secondary1.3 mi · 315
- Jefferson County Open Elementary School1.4 mi · 236
- Stevens Elementary School1.5 mi · 469
Frequently asked questions
About Lumberg Elementary SchoolHow large is Lumberg Elementary School?
Lumberg Elementary School enrolls approximately 526 students in grades PK-06.
What age range does Lumberg Elementary School serve?
Lumberg Elementary School serves students from grade PK through grade 06.
What is the student-teacher ratio at Lumberg Elementary School?
The student-to-teacher ratio at Lumberg Elementary School is approximately 16.1:1 (33 FTE teachers).
What is the student diversity at Lumberg Elementary School?
Student demographics at Lumberg Elementary School are roughly 9% White, 83% Hispanic, 4% Black, 1% Asian, 3% Two or more.
Who oversees Lumberg Elementary School?
Lumberg 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.