United States School Route Passport
Follow the common route from early childhood through K–12, the high school diploma, technical or two-year study, four-year college, and graduate education.
Early Childhood
Selected stamp: Early Childhood. Choose another stamp to update the route card.
The U.S. education system is a network of state, local, public, private, and postsecondary systems rather than a centrally administered national school model. States establish most school standards and graduation rules, local education agencies operate schools, and colleges and universities retain wide institutional authority. In school year 2023–24, the 50 states and the District of Columbia reported 99,297 operating public schools, 49.40 million public school students, and 3.25 million full-time-equivalent public school teachers. The national public-school pupil/teacher ratio was 15.2. [NCES]
How the System Is Organized
| Early Childhood and Kindergarten | 3–5/6 | Public school, private preschool, Head Start, community-based program | Entry into elementary grades |
| Elementary School | 5/6–10/11 | Often Grades K–5 or K–6 | Move to middle or junior high school |
| Middle or Junior High School | 11–13/14 | Often Grades 6–8 or 7–8 | Transition to high school |
| High School | 14–17/18 | Usually Grades 9–12 | Diploma or another state-defined completion route |
| Postsecondary Education | After high school | Community college, university, liberal arts college, technical institution | Certificate, associate, bachelor’s, master’s, doctorate, professional degree |
Typical ages and grade configurations vary by state and district; the table describes common U.S. patterns rather than a national statutory sequence.
NCES groups U.S. education into elementary, secondary, and postsecondary levels, with early childhood programs preceding or overlapping the beginning of formal schooling. The grade pattern is not fixed nationally. Elementary school can extend through Grade 5 or 6, middle school often covers Grades 6–8, and some districts still use junior-high configurations. State law also determines compulsory attendance ages and graduation conditions. [NCES]
National structure, state rules: the United States has no single national school curriculum, national high school diploma, or uniform compulsory-school age. State and local rules define much of the route that students actually follow.
Who Governs and Funds Schooling
Schooling is mainly a state and local responsibility. States establish education standards, graduation requirements, teacher licensing rules, and accountability systems. Local school districts manage staffing, budgets, attendance boundaries, transportation, school calendars, and many curriculum decisions. The federal government funds selected programs, collects national data, supports research, administers federal student aid, and enforces federal education law. [U.S. ED]
- States set most school standards, diploma rules, assessments, and educator-licensing requirements.
- School districts operate local public schools and make many staffing, scheduling, budget, and program decisions.
- Schools organize daily instruction and student services within state and district requirements.
- The federal level supports selected programs, national data systems, student aid, research, and federal civil-rights and education laws.
OECD data show a clear difference between school-level and tertiary financing. Government sources provide 92.4% of funding for primary, secondary, and postsecondary non-tertiary education in the United States, while the public share at tertiary level is 38.7%. Total investment from primary through tertiary education equals 5.8% of GDP, compared with an OECD average of 4.7%. [OECD]
Public School Current Expenditure per Pupil
Selected school years in constant 2024–25 dollars, using the same NCES current-expenditure measure.
Source: NCES Digest of Education Statistics 2025, Table 236.60.
| 2010–11 | $15,322 | Constant 2024–25 dollars |
| 2018–19 | $16,552 | Constant 2024–25 dollars |
| 2019–20 | $16,667 | Constant 2024–25 dollars |
| 2020–21 | $17,285 | Constant 2024–25 dollars |
| 2021–22 | $17,573 | Constant 2024–25 dollars |
| 2022–23 | $17,553 | Constant 2024–25 dollars |
Current expenditures include instruction, support services, food services, and enterprise operations. The constant-dollar series removes general price inflation and is different from nominal-dollar spending.
Real current expenditure per pupil rose from $15,322 in 2010–11 to $17,553 in 2022–23, an increase of $2,231, or 14.6%. The selected series reached its highest value in 2021–22 at $17,573 before moving down by $20 in 2022–23. In nominal 2022–23 dollars, current expenditure was $16,560 per pupil, while total expenditure including capital outlay and interest was $18,905. [NCES]
Early Childhood and Kindergarten
Formal school participation often begins before Grade 1, but preprimary access is not universal. In 2024, 61.7% of children ages 3–5 were enrolled in school nationwide, using the same NCES age-group measure. Public enrollment accounted for 41.4% of children in this age group and private enrollment for 20.3% (the NCES private category in this table includes homeschooled children). [NCES]
Kindergarten is the main bridge into elementary school, but state rules differ on compulsory attendance, entry cutoffs, full-day provision, and public prekindergarten. A national age label therefore cannot describe every child’s legal school-entry point.
Public, Private, and Charter Schooling
| Public schools | 99,297 | 2023–24 | Operating public elementary and secondary schools |
| Public charter schools | 7,998 | 2022–23 | Public schools operating under charter laws |
| Traditional public schools | 91,390 | 2022–23 | Noncharter public schools; derived from same-year NCES totals |
| Private schools | 29,727 | 2021–22 | Private School Universe Survey |
Reference years differ because the public-school and private-school statistical systems are released on different schedules. Charter and traditional public counts use the same 2022–23 public-school base.
Public schools educate most K–12 students. Private schools enrolled 4.73 million students in 2021–22. Public charter schools are part of the public sector, not the private sector. Their enrollment reached 3.72 million students in 2022–23, equal to 7.6% of public-school enrollment, up from 2.27 million and 4.6% in 2012–13. [NCES]
Public School Enrollment, 2019–2023
Prekindergarten through Grade 12 enrollment in the 50 states and District of Columbia.
Source: NCES Common Core of Data. Fall 2023 uses the final 2023–24 state nonfiscal collection.
| 2019 | 50.8 |
| 2020 | 49.4 |
| 2021 | 49.4 |
| 2022 | 49.6 |
| 2023 | 49.40 |
Figures are rounded to one decimal million for 2019–2022; the 2023 final membership count was 49,404,386.
Public enrollment was about 1.40 million students lower in fall 2023 than in fall 2019, a decline of roughly 2.8%. The national total fell sharply in 2020, remained near 49.4 million in 2021, rose modestly in 2022, and then edged down in 2023. Grade-level movement was not uniform: NCES reported that high-school enrollment remained above its 2019 level while prekindergarten through Grade 8 enrollment was lower. [NCES]
Curriculum, Assessment, and Diplomas
There is no single national curriculum for U.S. schools. States set learning standards and graduation expectations, and districts or schools turn those requirements into courses, instructional materials, schedules, electives, and support programs. High school diplomas are state-defined credentials, so required credits, assessments, course sequences, and alternate diploma pathways can differ across jurisdictions. [U.S. ED]
NAEP provides a national benchmark across states and selected large districts. In 2024, the Grade 4 mathematics average rose 2 points from 2022 but remained 3 points below 2019. Grade 4 reading fell 2 points from 2022 and 5 points from 2019. NAEP is designed for system-level comparison; it does not produce individual student grades or determine local promotion and graduation. [NAEP]
PISA 2025
PISA 2025 is now the latest published international assessment cycle. U.S. 15-year-olds averaged 463 in mathematics, 490 in reading, and 502 in science. OECD averages were 463, 461, and 482. The United States also scored 513 in computational problem solving, above the OECD average of 500. OECD marks the United States with an asterisk in the 2025 tables because one or more sampling standards were not met, so estimates require additional caution. [OECD PISA]
United States PISA Performance Across Four Cycles
Mean scores in mathematics, reading, and science for 2015, 2018, 2022, and 2025.
Source: OECD PISA trend data and the 2025 United States country profile.
| 2015 | 470 | 497 | 496 |
| 2018 | 478 | 505 | 502 |
| 2022 | 465 | 504 | 500 |
| 2025 | 463 | 490 | 502 |
Unit: PISA score points. U.S. PISA 2025 estimates are flagged by OECD because one or more sampling standards were not met.
From 2015 to 2025, mathematics fell 7 points, reading fell 7 points, and science rose 6 points. The more recent movement was concentrated in reading: between 2022 and 2025, mathematics changed by about −2 points and science by +2 points, neither a statistically clear change, while reading fell by 14 points. OECD describes 2025 mathematics and reading performance as below 2018 levels and among the lowest U.S. results observed in PISA. [OECD PISA]
| Domain | United States: Level 2+ | OECD Average: Level 2+ | United States: Level 5 or 6 |
|---|---|---|---|
| Mathematics | 65% | 65% | 8% |
| Reading | 74% | 69% | 13% |
| Science | 78% | 74% | 13% |
The proficiency distribution shows stronger U.S. results in reading and science than the mean score alone suggests. The share reaching at least Level 2 was 5 percentage points above the OECD average in reading and 4 points above it in science; mathematics matched the OECD average. The United States also had larger top-performing shares than the OECD average in reading and science. [OECD PISA]
High School Completion and Career Pathways
The national public-school four-year adjusted cohort graduation rate reached 87.4% in 2022–23. The comparable rate was 86.6% in 2021–22 and 86.1% in 2020–21. The 2022–23 value was therefore 1.3 percentage points above 2020–21. The measure counts students who earn a regular diploma or qualifying state-defined alternate diploma within four years of entering Grade 9, with the cohort adjusted for transfers and certain other changes. [NCES]
High schools can combine required academic courses with Advanced Placement, International Baccalaureate where offered, dual enrollment, arts, and career and technical education. CTE can support direct employment, industry credentials, apprenticeships, technical college, or later degree study. Earlier NCES longitudinal evidence also shows that CTE concentrators and nonconcentrators can follow different postsecondary credential patterns, which is consistent with the wider range of destinations built into U.S. secondary education. [NCES]
English Learners and Special Education
Language support and disability services are major parts of the public-school system. The latest NCES English-learner indicator reports 5.3 million English learners in fall 2021, equal to 10.6% of public-school enrollment, up from 9.4% in 2011. Identification procedures and instructional models vary by state, but federal law requires schools to provide eligible students meaningful access to education. [NCES]
In 2022–23, 7.5 million students ages 3–21 received special education or related services under the Individuals with Disabilities Education Act, equivalent to 15% of public-school enrollment. The largest reported disability category was specific learning disabilities at 32% of students served under IDEA. The national share served under IDEA rose from 13% in 2012–13 to 15% in 2022–23. [NCES]
Higher Education: Access, Sectors, and Enrollment
American higher education includes community colleges, public universities, private nonprofit colleges, private for-profit institutions, technical schools, professional schools, and specialized providers. Accreditation is conducted by recognized accrediting organizations rather than awarded through one national ministry. Federal student-aid eligibility, state authorization, institutional governance, and accreditation therefore interact rather than forming one national approval route. [EducationUSA]
IPEDS counted 5,819 Title IV institutions in 2023–24: 2,691 four-year institutions, 1,496 two-year institutions, and 1,632 less-than-two-year institutions. The Title IV universe is broader than the familiar group of degree-granting colleges because it also includes many shorter certificate providers. [NCES]
Fall 2023 Enrollment by Institution Level
All students enrolled at Title IV institutions, grouped by institutional level.
Source: NCES IPEDS, fall 2023 final enrollment data.
| Institution Level | Fall 2023 Students | Share of Title IV Enrollment |
|---|---|---|
| 4-year institutions | 14,323,127 | 73.7% |
| 2-year institutions | 4,815,928 | 24.8% |
| Less-than-2-year institutions | 288,852 | 1.5% |
Total fall 2023 enrollment at Title IV institutions was 19,427,907 students across undergraduate and graduate levels.
Four-year institutions enrolled nearly three-quarters of Title IV students in fall 2023, while two-year institutions enrolled almost one-quarter. The total was 19.43 million students. A separate IPEDS measure covering all unique undergraduate students enrolled at any point during the 2023–24 academic year counted 21.61 million; that larger figure is a 12-month unduplicated headcount and should not be compared directly with the fall snapshot. [IPEDS]
Tuition and Institutional Price
Average Undergraduate Tuition and Required Fees
Selected institution sectors in constant 2023 dollars, 2014–15 through 2023–24.
Source: NCES IPEDS, Institutional Characteristics, selected academic years.
| 2014–15 | $10,209 | $4,182 | $32,477 |
| 2017–18 | $10,378 | $4,478 | $34,236 |
| 2020–21 | $10,040 | $4,564 | $34,775 |
| 2023–24 | $9,016 | $4,074 | $32,008 |
Amounts are average institutional tuition and required fees in constant 2023 dollars for Title IV institutions operating on an academic-year calendar. Public 2-year values use in-district charges.
After inflation adjustment, average published tuition and required fees in the selected sectors were lower in 2023–24 than in 2014–15 for public four-year in-state students and public two-year in-district students. Public four-year charges fell by $1,193, or 11.7%, and public two-year charges fell by $108, or 2.6%. Private nonprofit four-year charges were 1.4% lower over the same span. These are listed institutional charges, not the net prices students pay after grants and scholarships. [IPEDS]
Adult Attainment and Educational Outcomes
International attainment data place the United States above the OECD average on several adult-education measures. NCES reported that in 2022, 92% of adults ages 25–64 had completed high school, compared with an OECD average of 80%, and 50% held a postsecondary degree, compared with 41% across the OECD. Among ages 25–34, the U.S. postsecondary-degree share was 51%. [NCES]
Census data provide a more recent degree-focused measure. In 2024, 42.8% of Americans ages 25–39 held a bachelor’s degree or higher. Among all adults age 25 and older, the corresponding share was 40.1% for women and 37.1% for men. These indicators use different age groups and credential thresholds from the OECD/NCES measure, so they should not be treated as the same statistic. [Census]
Quality Assurance and Institutional Recognition
Quality assurance also reflects the decentralized structure. Public K–12 accountability is mainly defined through state systems operating within federal law. In higher education, recognized accrediting organizations review institutions or programs, states authorize institutions to operate, and the federal government links recognized accreditation and other eligibility conditions to participation in federal student-aid programs. Accreditation therefore has a different legal and institutional role from ministry-controlled recognition systems used in many other countries.
The common national picture comes from data rather than a single operating authority. NCES and IPEDS supply school and college statistics, NAEP provides common national assessment results, the Census Bureau measures population attainment, and OECD assessments add international comparison. Those sources describe one countrywide education landscape while preserving the state, district, and institutional differences that shape actual student routes.
