Charter schools are publicly funded schools that operate independently from the traditional school district, while private schools are independently funded institutions that rely primarily on tuition. Both offer alternatives to traditional public schools, but they differ significantly in cost, admissions, accountability, and how much flexibility they have in the classroom.
How Each School Type Is Funded
Charter schools receive state funding through the same general formulas that support traditional public schools. Because they are legally classified as public schools, they cannot charge tuition. Your child attends for free, just as they would at a neighborhood public school. Some states are also beginning to share local property tax revenue with charter schools, further aligning their funding with traditional districts.
Private schools have historically been funded by tuition, which families pay out of pocket. Annual tuition varies enormously, from a few thousand dollars at a small religious school to $30,000 or more at elite preparatory academies. However, the funding picture for private schools is shifting. Eighteen states now operate universal school choice programs that provide public money to families who choose private schools. These programs take different forms: education savings accounts (ESAs), tax-credit scholarships, and traditional vouchers. If you live in a state with one of these programs, you may be able to offset a significant portion of private school tuition with public funds.
Admissions: Lottery vs. Selective
Charter schools generally do not require entrance exams or interviews. When more families apply than a charter school has seats, the school uses a lottery to select students at random. That said, getting into a popular charter school still takes planning. Application deadlines can fall as early as November of the year before your child would start, so you need to research timelines well in advance. Some charters also have eligibility requirements tied to geography or grade level, so check whether your child qualifies before applying.
Private schools typically control their own admissions process and can be selective. Many require applications that include entrance exams, interviews, teacher recommendations, or essays. Schools with competitive admissions may accept only a fraction of applicants. Religious private schools sometimes give preference to families who are members of the affiliated faith community. This selectivity means private schools can shape their student body in ways charter schools cannot.
Curriculum and Academic Freedom
Charter schools operate under a charter, which is essentially a contract with a government authorizer (often a state board, university, or school district). That charter spells out the school’s mission, educational approach, and performance goals. In exchange for meeting those goals, charter schools get more flexibility than traditional public schools in how they design their curriculum and structure the school day. Some charters focus on STEM, arts, language immersion, or project-based learning.
But that flexibility has limits. Because charter schools are public schools, they must administer state standardized tests and are evaluated on student performance. Many states grade charter schools using the same A-through-F letter grade system applied to traditional public schools. A charter school that consistently underperforms can have its charter revoked, effectively shutting it down.
Private schools face far fewer curricular requirements from the state. They can teach religious content, use unconventional pedagogical methods, or follow international curricula like the International Baccalaureate program without needing state approval. Most private schools are not required to administer state standardized tests, though many choose to give nationally normed assessments to track student progress and attract families who want measurable outcomes.
Teacher Qualifications
Charter and private schools both tend to have more flexibility in hiring than traditional public schools, but the degree of that flexibility differs. During the 2020-21 school year, 91 percent of traditional public school teachers held regular state certification. At charter schools, that figure dropped to 75 percent, with 12 percent of charter school teachers holding no certification at all. Charter schools in many states can hire teachers with provisional, temporary, or alternative credentials, which allows them to recruit professionals from other fields (a working engineer teaching physics, for example).
Private schools generally have the most hiring freedom. Most states do not require private school teachers to hold state certification, and national data on private school certification rates is not systematically collected. In practice, many private schools hire teachers with advanced degrees in their subject area rather than traditional education degrees. Some prestigious private schools attract highly credentialed faculty, while smaller or budget-conscious schools may hire less experienced teachers.
Cost to Families
Charter schools are free. You pay no tuition, though you may encounter fees for activities, uniforms, or supplies, similar to what you would see at a traditional public school. Transportation can be a hidden cost: not all charter schools provide busing, and if the school is across town, you may be responsible for getting your child there.
Private school tuition is the most obvious financial difference. Costs range widely depending on the school’s type, location, and prestige. Many private schools offer financial aid or merit scholarships, and if your state has a voucher or ESA program, that can reduce your out-of-pocket expense. Still, even with aid, most families pay something. You should also factor in costs that private schools sometimes bundle separately: textbooks, technology fees, mandatory uniforms, and extracurricular activity fees.
Accountability and Oversight
Charter schools answer to their authorizer and, by extension, to the state. They must follow federal civil rights laws, serve students with disabilities under the same rules as traditional public schools, and report financial and academic data publicly. If a charter school mismanages funds or fails to meet academic benchmarks, its authorizer can decline to renew the charter.
Private schools operate with much less government oversight. They are not required to follow the same special education mandates, and their financial records are generally not public. Accreditation from a regional or national organization serves as a voluntary quality check, but it is not required in most states. For families, this means you need to do more of your own due diligence when evaluating a private school: visit the campus, ask about teacher qualifications, review test score data if the school shares it, and talk to other parents.
Choosing Between the Two
Your decision often comes down to a few practical factors. If cost is a primary concern, charter schools offer an alternative to your neighborhood public school at no tuition cost. If you want a specific educational philosophy, religious instruction, or a highly selective academic environment, private schools offer options that charter schools cannot.
Consider the logistics as well. Charter school lotteries mean admission is not guaranteed, even if you apply on time. Private school admissions may be competitive, but the process is more predictable: you apply, the school evaluates your child, and you receive a decision. Think about transportation, the length of the school day, and extracurricular offerings. Both school types vary widely in quality, so researching the specific schools available in your area matters more than choosing a category in the abstract.