Nearly 1 in 10 students are still failing to finish on time, with 8.2% missing a regular diploma by the deadline for the 2021 to 22 cohort. At the same time, major classroom realities like teacher shortages, chronic absenteeism, and low literacy levels are piling up in ways that graduation rates alone never reveal. When you line these outcomes next to each other, the American education system looks less like a few isolated problems and more like a system under strain.
Key Takeaways
- 8.2% of students failed to graduate with a regular diploma on time (cohort graduation rate 2021-22 for 9th graders)—a measurable non-completion outcome
- 84.6% of students graduated with a regular diploma on time (2019-20)—implying 15.4% did not graduate on time
- 6.9% of students ages 16-24 were not enrolled in school and had not completed high school in 2023—documented as a non-completion gap
- In 2022, 9% of students were taught by a substitute teacher for a substantial portion of time (RAND/teacher survey evidence)—measuring instructional instability
- In 2023, 35% of teachers reported they plan to leave the profession early (RAND) — showing attrition intent
- In the 2022-23 school year, 55% of districts reported shortages of substitute teachers (RAND/Skyward or similar surveys) — showing day-to-day staffing gaps
- In 2022, the US had a projected shortage of 124,000 to 189,000 teachers by 2030, based on national projections—showing a structural capacity gap
- $799 per pupil was spent on instructional support expenditures in 2019-20 (NCES—public elementary/secondary education finances)—a concrete spending level
- $14,680 per pupil was total expenditure for public elementary and secondary education in 2019-20 (NCES) — quantifying overall spend
- State revenue provided $3,200 per pupil in 2019-20 (NCES)—quantifying state funding share
- About 40% of U.S. adults at the highest functional literacy levels in PIAAC still perform below the level needed for complex reading tasks (PIAAC 2012–2013, U.S.)
- In 2022, 36% of public schools reported they were below the professional development staffing level needed to meet student needs (National Center for Education Statistics, School Pulse—reported via NCES/SASS/Survey; accessed through an external archived report page)
- In 2021, 78% of charter schools reported operating as “Type of district-level accountability” with performance monitored under state rules (National Alliance for Public Charter Schools state oversight analysis)
- In 2022, 14% of public-school students were enrolled in charter schools (National Alliance for Public Charter Schools estimate)
- In 2023, 56% of teachers reported students in their schools were behind grade level in reading and math by at least one grade (RAND State of the American Teacher 2023 survey)
Too many students fail to finish on time while staffing gaps, low literacy, and chronic absenteeism worsen outcomes.
Related reading
01 · Category
Student Achievement7 stats
01
8.2% of students failed to graduate with a regular diploma on time (cohort graduation rate 2021-22 for 9th graders)—a measurable non-completion outcome
02
84.6% of students graduated with a regular diploma on time (2019-20)—implying 15.4% did not graduate on time
03
6.9% of students ages 16-24 were not enrolled in school and had not completed high school in 2023—documented as a non-completion gap
04
Over 10% of adults 16-25 were not in school and not working in 2022—an outcome related to educational and labor-system breakdown
05
In 2023, 22% of adults ages 16-74 scored below Level 2 in literacy on PIAAC (internationally comparable skill measure)—a direct indicator of low literacy
06
In 2021-22, 1,775,000 public school students were English learners (ELs)—a group requiring intensive language supports that are often unevenly met
07
In 2020-21, students with disabilities accounted for 14% of public school enrollment—showing large instructional differentiation requirements
Interpretation
Student Achievement Interpretation
For the student achievement picture, the clearest trend is that far from everyone is reaching core outcomes on time and at required skill levels, with only 84.6% graduating with a regular diploma on time in 2019 to 2020 and 22% of adults 16 to 74 scoring below Level 2 literacy in 2023.
02 · Category
Teacher Workforce6 stats
01
In 2022, 9% of students were taught by a substitute teacher for a substantial portion of time (RAND/teacher survey evidence)—measuring instructional instability
02
In 2023, 35% of teachers reported they plan to leave the profession early (RAND) — showing attrition intent
03
In the 2022-23 school year, 55% of districts reported shortages of substitute teachers (RAND/Skyward or similar surveys) — showing day-to-day staffing gaps
04
In 2021, 17% of teachers were likely to leave the profession within 2 years (RAND) — quantifying retention risk
05
In 2022-23, the average public school teacher salary was $67,080(NCES) — providing a baseline for compensation comparisons
06
In 2022-23, the average public school administrator salary exceeded $100,000(NCES) — reflecting compensation differentials that can affect workforce incentives
Interpretation
Teacher Workforce Interpretation
Teacher workforce instability is becoming a daily reality and a growing career risk, with 9% of students taught by substitutes for substantial portions of time in 2022, 35% of teachers planning to leave early in 2023, and 55% of districts reporting substitute teacher shortages in 2022 to 2023.
03 · Category
System Capacity1 stats
01
In 2022, the US had a projected shortage of 124,000 to 189,000 teachers by 2030, based on national projections—showing a structural capacity gap
Interpretation
System Capacity Interpretation
In 2022 the United States projected a systemwide teacher shortage of 124,000 to 189,000 by 2030, a clear structural capacity gap that threatens the education system’s ability to staff classrooms at scale.
04 · Category
Funding And Spending4 stats
01
$799per pupil was spent on instructional support expenditures in 2019-20 (NCES—public elementary/secondary education finances)—a concrete spending level
02
$14,680per pupil was total expenditure for public elementary and secondary education in 2019-20 (NCES) — quantifying overall spend
03
State revenue provided $3,200per pupil in 2019-20 (NCES)—quantifying state funding share
04
Achievement gaps correlate with poverty: districts in the highest poverty quartile scored lower on reading on NAEP (research brief)—quantifying resource-linked outcomes
Interpretation
Funding And Spending Interpretation
In 2019 to 2020, the United States spent $14,680 per pupil overall and $3,200 of that came from state revenue, yet instructional support averaged only $799 per pupil, and the persistent achievement gaps linked to high-poverty districts on NAEP suggest that how funds are allocated, not just how much is spent, is a key problem in the Funding And Spending category.
05 · Category
Skill Outcomes1 stats
01
About 40% of U.S. adults at the highest functional literacy levels in PIAAC still perform below the level needed for complex reading tasks (PIAAC 2012–2013, U.S.)
Interpretation
Skill Outcomes Interpretation
Even among U.S. adults who rank at the highest functional literacy levels in PIAAC, about 40% still fall below what is needed for complex reading tasks, underscoring that skill outcomes remain weak at the top end.
06 · Category
Equity & Opportunity3 stats
01
In 2022, 36% of public schools reported they were below the professional development staffing level needed to meet student needs (National Center for Education Statistics, School Pulse—reported via NCES/SASS/Survey; accessed through an external archived report page)
02
In 2021, 78% of charter schools reported operating as “Type of district-level accountability” with performance monitored under state rules (National Alliance for Public Charter Schools state oversight analysis)
03
In 2022, 14% of public-school students were enrolled in charter schools (National Alliance for Public Charter Schools estimate)
Interpretation
Equity & Opportunity Interpretation
In the equity and opportunity landscape, persistent staffing shortages and uneven oversight stand out, with 36% of public schools below professional development staffing levels in 2022 and charter schools serving 14% of students in 2022 while 78% operate under state accountability rules that can shape access and support differently for different communities.
07 · Category
Teacher & Staffing3 stats
01
In 2023, 56% of teachers reported students in their schools were behind grade level in reading and math by at least one grade (RAND State of the American Teacher 2023 survey)
02
In 2022–2023, 23% of teachers reported they teach outside their subject area at least some of the time (RAND State of the American Teacher 2022)
03
In 2022–2023, 58% of principals reported they had difficulty hiring qualified teachers within the past year (RAND American Educator Panels, principal survey)
Interpretation
Teacher & Staffing Interpretation
The teacher and staffing crisis is showing up in classrooms with 56% of teachers reporting students behind grade level in reading and math, while 23% of teachers are pulled into teaching outside their subject area and 58% of principals say hiring qualified teachers is difficult.
More related reading
08 · Category
Education Costs3 stats
01
$1.5B: estimated annual cost of teacher shortages in the U.S. from 2022 staffing gaps (learning loss and substitute/turnover cost model by Economic Policy Institute)
02
In the 2019–2020 school year, public schools spent $10,548per pupil (total current expenditures, nationwide average; Urban Institute analysis of NCES finance data)
03
In 2021–2022, 47% of school districts reported spending increased on student transportation compared with pre-pandemic levels (S&P Global Market Intelligence/transportation survey of K-12)
Interpretation
Education Costs Interpretation
Despite rising costs across districts, the education cost pressure is especially stark as public schools spent an average of $10,548 per pupil in 2019–2020 while teacher shortages from 2022 staffing gaps alone are estimated to cost $1.5 billion annually and 47% of districts reported higher transportation spending than before the pandemic.
09 · Category
Academic Performance2 stats
01
In 2021–2022, chronic absenteeism affected 27% of students in U.S. public schools (Johns Hopkins University Everyone Graduates Center study using district attendance data)
02
In the 2021–2022 school year, 9% of U.S. students were suspended at least once in a school year (U.S. Department of Education civil rights data summarized by OCR)
Interpretation
Academic Performance Interpretation
With 27% of U.S. students chronically absent in 2021 to 2022 and 9% suspended at least once, academic performance is being undermined not just by lack of achievement but by repeated disruptions to regular learning time.
10 · Category
School Quality1 stats
01
33% of public schools reported that they had less than adequate access to social workers in 2022–23 (School Pulse)
Interpretation
School Quality Interpretation
In the School Quality category, 33% of public schools in 2022–23 reported less than adequate access to social workers, showing a major gap in student support services that can directly undermine school effectiveness.
11 · Category
Student Outcomes3 stats
01
11% of students in grades 3–8 scored at or below the lowest NAEP achievement level in reading in 2022
02
In 2022, 63% of students scored at or above NAEP Basic in reading in grade 4 (NAEP 2022 reading performance distribution)
03
In 2022, 45% of students scored at or above NAEP Basic in mathematics in grade 8 (NAEP 2022 math performance distribution)
Interpretation
Student Outcomes Interpretation
For the Student Outcomes angle, the NAEP results show that far from all students are reaching strong benchmarks, with 11% of grades 3 to 8 reading at or below the lowest achievement level in 2022 and only 63% meeting NAEP Basic in grade 4 reading, while even less, 45%, reach NAEP Basic in grade 8 math.
12 · Category
Attendance And Discipline1 stats
01
3.8% of students were placed in out-of-school suspension at least once during school year 2021–22 (civil rights data)
Interpretation
Attendance And Discipline Interpretation
In the 2021–22 school year, 3.8% of students faced out-of-school suspension at least once, underscoring how attendance and discipline issues still remove a portion of students from learning.
13 · Category
Funding And Costs3 stats
01
$1.2 billion in total annual spending on school transportation was reported by district leaders as increased compared with pre-pandemic levels (share of districts increased spending on transportation, 2021)
02
Over 30% of district leaders reported higher costs for special education and related services since the start of the pandemic (survey estimate reported in a 2021–22 district finance/operations analysis)
03
In 2022, public K–12 education employed about 5.8 million people total (including teachers and other staff), per BLS employment estimates
Interpretation
Funding And Costs Interpretation
Even as districts faced rising financial pressures, spending and staffing costs climbed, with $1.2 billion in annual school transportation spending above pre-pandemic levels and over 30% of leaders reporting higher special education costs since the pandemic, while public K–12 employed 5.8 million people in 2022.
14 · Category
Workforce Preparedness2 stats
01
In 2022–23, teachers in the highest-paying states averaged $90,000in base salary (state-by-state compilation)
02
In 2023, 29% of teachers reported they were considering leaving the profession (or changing careers) in the next year, in RAND’s State of the American Teacher survey series
Interpretation
Workforce Preparedness Interpretation
With 29% of teachers considering leaving within a year and only the highest-paying states averaging about $90,000 in base pay, workforce preparedness is being undermined by both retention anxiety and uneven compensation.
Reference
Cite This Report
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APA
Emilia Santos. (2026, February 13). American Education System Failing Statistics. Gitnux. https://gitnux.org/american-education-system-failing-statistics
MLA
Emilia Santos. "American Education System Failing Statistics." Gitnux, 13 Feb 2026, https://gitnux.org/american-education-system-failing-statistics.
Chicago
Emilia Santos. 2026. "American Education System Failing Statistics." Gitnux. https://gitnux.org/american-education-system-failing-statistics.
Sources & references
40 datasets cited across this report · attribution is report-level
+24 additional datasets cited (not shown individually)