Enrollment
521
Texas · 2024-25 NCES data
2024-25 NCES data Elementary school (grades K-5) NCES 480021113510 Charter school
Idea Bluff Springs Academy — Austin, TX
Federal NCES profile for Idea Bluff Springs Academy, including enrollment, faculty, free-lunch eligibility, demographics, and resource indicators — Resource Investment Index 17/100.
👥 Class size 21
🌟 Gifted program 30
📋 Attendance 0
How this works: Each indicator above is scored 0–100 from federal NCES and CRDC data, then averaged into the Resource Investment Index. This measures resource allocation — staffing, programs, and support services — not standardized test scores or academic outcomes. Full methodology →
School address
District: Idea Public Schools · Texas
Public location data per NCES (National Center for Education Statistics) Common Core of Data. Verify the school's current address on the NCES CCD record.
Teachers (FTE)
32.0
Federal CCD staff survey
Students per teacher
19.8:1
vs 14.6:1 Texas avg
+36% vs state
Free-lunch eligible
79.8%
vs 61.9% Texas avg
+29% vs state
Student-teacher ratio in context
How Idea Bluff Springs Academy compares with Texas and U.S. medians
The federal record — no proprietary index, no editorial formula.
PlainSchools publishes the actual federal measurements — enrollment, staffing, demographics, discipline, and finance — straight from the NCES Common Core of Data, CRDC, and F-33 surveys. No composite rating, no opinion-based score on top. You get the same raw numbers researchers and policymakers use, with benchmarks, spending context, and equity indicators computed from the same federal datasets. Full methodology linked below.
What this school's NCES data tells you
Idea Bluff Springs Academy reports 521 enrolled students to the National Center for Education Statistics (NCES) alongside 32.0 full-time-equivalent teachers, producing a 19.8:1 student-teacher ratio. That figure sits 36% above the Texas state mean of 14.6:1, signalling larger average class loads than peers in the same state. Against the national 2024-25 average of 15.9:1, it is 25% higher, a useful calibration for families comparing districts across state lines.
Title I and federal lunch eligibility offer another window into the student body: 79.8% of pupils qualify for free meals, a proxy for household income that federal programs use to direct funding. The free-lunch share is 29% above the Texas average and 54% above the national baseline. Chronic absenteeism — missing 10% or more of school days — stands at 48.2% according to the 2021-22 Civil Rights Data Collection.
On the finance side, the surrounding Idea Public Schools spends $11,965 per pupil district-wide, below the Texas average of $17,150 and below the national average of $19,490. Revenue comes 2.8% from local sources (property taxes), 76.8% from the state, and 20.4% from federal programs per the NCES F-33 finance survey. Taken together, these measurements produce a Resource Investment Index of 17/100 (F), calculated from 3 distinct NCES and CRDC indicators measuring resource allocation rather than academic outcomes.
Source: National Center for Education Statistics Common Core of Data + CRDC + F-33 · 2024-25
How Idea Bluff Springs Academy compares
Cross-validating school-level NCES values against Texas state and U.S. national means lets readers see whether this school is an outlier or in line with peers.
| Metric | This school | vs Texas | Texas avg | U.S. avg |
|---|---|---|---|---|
| Students per teacher | 19.8:1 | ▲ 36% | 14.6:1 | 15.9:1 |
| Free-lunch eligible | 79.8% | ▲ 29% | 61.9% | 51.8% |
| Enrollment | 521 | top 53% | — | — |
Source: NCES Common Core of Data School-level CCD + state/national means from Public School Universe · 2024-25
What the federal data reveals about equity at this school
Federal measurements — not ratings — surface the resource and opportunity picture. Below are the indicators that researchers, civil-rights monitors, and funding formulas use to assess equity.
Economic need
79.8%
free-lunch eligible
— 29% above the Texas average of 61.9%
Above the 40% Title I schoolwide threshold — federal funds support the whole school, not individual students.
Staffing depth
19.8:1
students per teacher
— 36% above state mean
Top 95% in Texas — lower ratio than 5% of state schools
Between 15:1 and 20:1 — in line with the typical U.S. public-school staffing range.
Engagement
48.2%
chronically absent (missed 10%+ of school days)
Chronic absenteeism at or above 20% — the CDC threshold for "high" — signals significant barriers to regular attendance.
Funding equity
$11,965
per pupil, district-wide
— below Texas avg of $17,150
Below the U.S. average per-pupil spend — funding constraints may affect programs, facilities, and staffing.
Support staff
Counselors0.0 FTE
Student-support staffing from the Civil Rights Data Collection.
Discipline context
3
in-school suspensions + 3 out-of-school
Suspension rate: 0.6 per 100 students. Combined in-school and out-of-school rate: 1.2 per 100 students. Reported via the Civil Rights Data Collection.
Overview
Enrollment 521 Top 53% in Texas — larger than 47% of 9,061 state schools
Teachers (FTE) 32.0
Students per teacher 19.8:1 +36% vs state
Free-lunch eligible 79.8% +29% vs state
NCES ID 480021113510
Student demographics
Hispanic or Latino 82.7%
African American 8.6%
White 6.1%
Asian 1.7%
Two or More 0.8%
Largest group: Hispanic or Latino at 82.7% of enrollment.
Programs & staff
Counselors (FTE) 0.0
Discipline & special education
Chronically absent 48.2%
In-school suspensions 3
Out-of-school suspensions 3
Funding & spending
District-wide per-pupil expenditure for Idea Public Schools, which includes Idea Bluff Springs Academy.
$11,965
Per student
-30%
vs Texas
Avg $17,150
-39%
vs U.S.
Avg $19,490
Revenue mix
Local 2.8%
State 76.8%
Federal 20.4%
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.
Other Schools in This District
- Enrollment
- 848
- Students per teacher
- 16.1:1
- Enrollment
- 835
- Students per teacher
- 17.7:1
- Enrollment
- 823
- Students per teacher
- 13.7:1
- Enrollment
- 820
- Students per teacher
- 16.8:1
- Enrollment
- 813
- Students per teacher
- 15.1:1
Similar elementary schools in Austin
6 comparable elementary schools (grades K-5) serving the same city.
Rutledge El
Standard public school
853 students 16.4:1 students per teacher
Idea Montopolis Academy
Standard public school
694 students 22.4:1 students per teacher
Idea Rundberg Academy
Standard public school
694 students 22.7:1 students per teacher
Austin Achieve Middle
Standard public school
669 students 15.6:1 students per teacher
Idea Parmer Park Academy
Standard public school
621 students 23.3:1 students per teacher
River Place El
Standard public school
589 students 13:1 students per teacher
Educator & family resources
In-depth guides on understanding NCES data, school choice, and education funding.
Understanding NCES data
How CCD, CRDC and EDFacts feed every public-school number you see.
Choose a school district
Eight signals that matter more than the overall ranking number.
How schools are funded
Title I, F-33, state aid formulas and what per-pupil spending really means.
Chronic absenteeism
Why missing 10% of school matters and how it varies by district.
Magnet vs charter vs traditional
Three school types, three funding models, three sets of trade-offs.
School discipline data
What CRDC suspension and expulsion records do and don't reveal.
Frequently asked questions about Idea Bluff Springs Academy
How many students attend Idea Bluff Springs Academy?
Idea Bluff Springs Academy has 521 students enrolled. It is a elementary school in AUSTIN, TX.
What is the student-teacher ratio at Idea Bluff Springs Academy?
The student-teacher ratio at Idea Bluff Springs Academy is 19.8:1, which is 36% higher than the Texas average of 14.6:1 and 25% higher than the national average of 15.9:1.
What percentage of students receive free lunch at Idea Bluff Springs Academy?
79.8% of students at Idea Bluff Springs Academy are eligible for free lunch, compared to the Texas average of 61.9%.
What is the racial and ethnic makeup of Idea Bluff Springs Academy?
The largest demographic group at Idea Bluff Springs Academy is Hispanic or Latino at 82.7%. The school serves a diverse student body in AUSTIN, TX.
What is the Resource Investment Index for Idea Bluff Springs Academy?
Idea Bluff Springs Academy has a Resource Investment Index of 17/100 (F) based on 3 factors: student-teacher ratio, attendance rates. This index measures federal resource allocation — staffing levels, program availability, and support services — not standardized test scores or academic outcomes.