Enrollment
370
Colorado · 2024-25 NCES data
Other / mixed grade configuration · Thornton, CO
Achieve Academy
Federal NCES profile for Achieve Academy, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators - Resource Investment Index 51/100.
2024-25 NCES dataOther / mixed grade configurationNCES 080555002004
👥 S:T ratio 33
🌟 Gifted program 70
Scored 0–100 from federal NCES and CRDC indicators, resource allocation, not test scores. Full methodology →
The verdict
Achieve Academy earns 51/100 on the Resource Investment Index, with class sizes near the Colorado median.
- #3 of 21
- schools in Thornton · Resource Index
- 51
- Resource Index · Higher
- 16.8:1
- students per teacher
- 55.7%
- free-lunch eligible
Achieve Academy has class sizes near the Colorado median. Computed live against every Colorado school reporting to NCES.
By Resource Investment Index, Achieve Academy ranks #3 of 21 schools in Thornton, CO.
School address
NCES ID 080555002004 Verify on NCES CCD record →
Teachers (FTE)
22.0
Federal CCD staff survey
Students per teacher
16.8:1
vs 16.6:1 Colorado avg
+1% vs state
Free-lunch eligible
55.7%
vs 38.5% Colorado avg
+45% vs state
Student-teacher ratio in context
How Achieve Academy compares with Colorado and U.S. medians
What stands out at Achieve Academy
Achieve Academy is a higher-need, mid-sized combined-grade school in Thornton, Colorado, enrolling 370 students.
Class loads run somewhat heavier than typical: 16.8:1 puts it in the larger third of Colorado schools by student-teacher ratio.
Economic need runs somewhat above the state's typical profile, with 55.7% of students eligible for free meals.
With 370 students, its enrollment sits close to the Colorado median campus size.
Its Resource Investment Index lands in the upper third of 1,922 scored Colorado schools.
Against 279 statewide peers matched on enrollment and economic need, it ranks in the upper tier at #53.
Its student body is predominantly Hispanic or Latino (83% of enrollment) (diversity index 30/100).
The federal civil-rights collection also records 1 expulsion at this campus for 2021-22.
Mapleton School District No. 1 in the County of Adams & St also operates York International (776 students) and Explore Pk-8 (557 students) alongside Achieve Academy.
Sourced from NCES CCD, CRDC, and F-33 (federal records, not a quality verdict). How we source and compute this.
Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25
How Achieve Academy compares
Achieve Academy on the metrics families compare, against Colorado and U.S. means.
| Metric | This school | vs Colorado | Colorado avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 16.8:1 | ▲ 1% | 16.6:1 | 15.7:1 |
| Free-lunch eligible | 55.7% | ▲ 45% | 38.5% | 51.7% |
| Enrollment | 370 | top 48% | - | - |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
16.8:1
Leaner classes than 32% of US schools, heavier class loads than most.
370
Bigger than 43% of US schools by enrollment, mid-sized for the country.
Equity indicators (what these measure)
Economic need
55.7%
free-lunch eligible
- 45% above the Colorado average of 38.5%
Above the 40% Title I schoolwide threshold; federal funds support the whole school, not individual students.
Staffing depth
16.8:1
students per teacher
- 1% above state mean
Top 61% in Colorado - lower ratio than 39% of state schools
Between 16:1 and 20:1, squarely in the typical U.S. public-school staffing range.
Funding equity
$13,143
per pupil, district-wide
- below Colorado avg of $16,273
Well below the U.S. average per-pupil spend, a notably leaner funding position that may affect programs, facilities, and staffing.
Support staff
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
5
in-school suspensions + 46 out-of-school
Suspension rate: 1.4 per 100 students. Combined in-school and out-of-school rate: 13.8 per 100 students. Reported via the Civil Rights Data Collection. Includes 1 expulsion.
Overview
- Common Core of Data (June 2026): enrollment, staffing, and the student-teacher ratio above.
- Civil Rights Data Collection: discipline counts and program access (AP, gifted, special education).
- F-33 School District Finance Survey: the district-wide per-pupil spending figures below.
Three separate federal collections, each on its own reporting cadence - which is why this school's numbers line up on a consistent basis against every other school and state on this site, rather than mixing figures pulled from different survey years.
Student demographics
Hispanic or Latino 83.2%
White 8.4%
Asian 4.6%
Two or More 2.4%
African American 1.4%
Largest group: Hispanic or Latino at 83.2% of enrollment.
Student-body diversity index 29.8/100
Simpson diversity index - at 29.8, Achieve Academy is less mixed than the Colorado school average of 47.1.
Programs
Gifted & talented Yes
Funding & spending
District-wide per-pupil expenditure for Mapleton School District No. 1 in the County of Adams & St, which includes Achieve Academy.
$13,143
Per student
-19%
vs Colorado
Avg $16,273
-21%
vs U.S.
Avg $16,593
Revenue mix
Local 37.2%
State 50.0%
Federal 12.8%
Source: NCES F-33 School District Finance Survey District-level finance · FY 2021-22 Per-pupil expenditure reflects the district-wide average. Individual school budgets are not reported at the federal level.
How Achieve Academy Compares to District-Mates
| School | Enrollment | Economic Profile | Student-Teacher Ratio |
|---|---|---|---|
| York International | Larger | Lower economic need | Higher S:T ratio |
| Explore Pk-8 | Larger | Lower economic need | Higher S:T ratio |
| Trailside Academy | Larger | Lower economic need | Higher S:T ratio |
| Monterey Community School | Similar size | Similar economic need | Higher S:T ratio |
| Clayton Partnership School | Similar size | Similar economic need | Higher S:T ratio |
Comparisons are relative to Achieve Academy's own figures; each column derives from NCES Common Core of Data.
Other Schools in This District
- Enrollment
- 776
- Students per teacher
- 18.5:1
- Resource Index
- 32/100
- Enrollment
- 557
- Students per teacher
- 20.6:1
- Resource Index
- 44/100
- Enrollment
- 492
- Students per teacher
- 20.5:1
- Resource Index
- 44/100
- Enrollment
- 440
- Students per teacher
- 20:1
- Resource Index
- 45/100
- Enrollment
- 430
- Students per teacher
- 18.7:1
- Resource Index
- 48/100
Similar other schools statewide
Matched by enrollment size and by staffing ratio across all of Colorado, not just this city - a different peer set than the local comparisons above.
Similar enrollment (~370 students)
Similar student-teacher ratio (~16.8:1)
Next steps
Verify locally before acting on Achieve Academy's federal record.
- Compare Achieve Academy against another school. Compare schools
- Mapleton School District No. 1 in the County of Adams & St's spending and staffing shape this school. District profile
- Confirm current enrollment and boundaries with the school. Choosing guide
Federal record (CCD 2024-25, CRDC 2021-22) - PlainSchools assigns no subjective rating; the composite quality score is a transparent, reproducible index computed from this cited federal data.
Frequently asked questions about Achieve Academy
How many students attend Achieve Academy?
Achieve Academy has 370 students enrolled. It is a public school in Thornton, CO.
What is the student-teacher ratio at Achieve Academy?
The student-teacher ratio at Achieve Academy is 16.8:1, which is 1% higher than the Colorado average of 16.6:1 and 7% higher than the national average of 15.7:1.
What percentage of students receive free lunch at Achieve Academy?
55.7% of students at Achieve Academy are eligible for free lunch, compared to the Colorado average of 38.5%.
What is the racial and ethnic makeup of Achieve Academy?
The largest demographic group at Achieve Academy is Hispanic or Latino at 83.2% of enrollment, in Thornton, CO.
What is the Resource Investment Index for Achieve Academy?
Achieve Academy has a Resource Investment Index of 51/100 (higher reported resources relative to schools nationally) based on 2 factors: student-teacher ratio. Not a test-score or academic measure (national median ~41/100, see methodology). Limited indicators were available, so the index reflects partial data.
How does Achieve Academy rank among schools in Thornton?
By Resource Investment Index, Achieve Academy ranks #3 of 21 schools in Thornton, CO. This compares federal resource and staffing data among local peers; it is not a test-score or academic ranking. See all schools in Thornton on the city page.
Is Achieve Academy a good school?
Achieve Academy earns 51/100 on the Resource Investment Index, with class sizes near the Colorado median. This is a resource snapshot, not an academic rating; see the Resource Investment Index question above for what the number does and doesn't measure.
What other schools are in Mapleton School District No. 1 in the County of Adams & St?
Besides Achieve Academy, Mapleton School District No. 1 in the County of Adams & St also operates York International (776 students), Explore Pk-8 (557 students), and Trailside Academy (492 students). See the Mapleton School District No. 1 in the County of Adams & St district page for the complete list.
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Every figure on PlainSchools is rendered directly from the source NCES, CRDC and F-33 federal records, no number is typed in by an editor. Each school's figures reflect its most recent NCES/CRDC submission on file. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of June 2026.