Acceptance Rate
Acceptance rate is the percentage of applicants a US college admits in a given year, calculated as (admitted students) ÷ (total applicants). It's the number everyone fixates on and almost nobody uses correctly.
Key Facts
- • Top US schools sit under 10%: Harvard ~3%, Stanford ~4%, MIT ~4%, Yale ~4%.
- • International acceptance rates run about half the published overall rate at most selective schools.
- • Early Decision rates are usually 2-3x the Regular Decision rate at the same school.
- • A low acceptance rate does not mean a better school. Plenty of great universities admit 20-40% of applicants.
- • A school's 5% rate is not your personal 5% chance. Your odds depend on your profile relative to the admitted pool.
What it measures
Acceptance rate is the simplest admissions statistic: divide admitted students by total applicants. A school that got 50,000 applications and admitted 2,000 has a 4% acceptance rate.
It's the first number everyone asks about, and one of the most misleading. Useful as context. Dangerous as a planning tool.
Recent acceptance rates at top US schools
| School | Overall | Early | Regular |
|---|---|---|---|
| Harvard | ~3% | ~8% | ~3% |
| Stanford | ~4% | ~7% | ~4% |
| MIT | ~4% | ~5% | ~4% |
| Princeton | ~4% | ~10% | ~4% |
| Yale | ~4% | ~10% | ~4% |
| Columbia | ~4% | ~11% | ~3% |
| Penn | ~6% | ~15% | ~5% |
| Brown | ~5% | ~13% | ~4% |
| Cornell | ~7% | ~18% | ~6% |
| Duke | ~6% | ~16% | ~5% |
| Northwestern | ~7% | ~20% | ~5% |
| UChicago | ~5% | ~12% | ~4% |
| Johns Hopkins | ~7% | ~20% | ~5% |
| Notre Dame | ~12% | ~17% | ~10% |
| Vanderbilt | ~7% | ~17% | ~5% |
These rates have dropped steadily for 20 years. Application volume keeps growing (the Common App makes it cheap to add schools) while class sizes stay flat.
Why the headline rate misleads
-
Pool composition. Harvard's 4% sounds devastating, but a huge chunk of those applicants are unqualified. They're applying as a lottery ticket. A qualified applicant's real odds are meaningfully higher than 4%, though still low.
-
International vs domestic. Most top schools admit 5-15% of their class as international students. International applications often make up 25-30% of the total pool. Do the math: the international acceptance rate is roughly half the headline number. Harvard's 3% overall is closer to 1.5% for international applicants.
-
Early vs Regular. ED/EA rates are typically 2-3x the RD rate. Penn's ED runs ~15% while RD is ~5%. The ED pool is smaller and more committed, and it includes recruited athletes and legacies, but the gap is real regardless.
-
Hooked vs unhooked. Recruited athletes, development cases, faculty children, and legacies often get admitted at rates above 30%. Remove them and the unhooked rate drops a couple of percentage points below the headline.
-
By major. Schools with separate engineering or business admissions (Cornell Engineering, NYU Stern, USC Marshall) have wildly different rates by division. CS at top schools is harder to get into than the overall number suggests.
How to use it
Acceptance rate is context, not a prediction. Good for:
- Sorting schools into rough reach/match/safety tiers
- Getting a feel for how competitive a school is
- Keeping your list honest (don't apply to 12 sub-10% schools and call that a strategy)
Not good for:
- Predicting your personal odds. Your chance depends on your profile relative to the admitted pool, not the bulk rate.
- Comparing school quality. Caltech (~4%) and Tufts (~10%) are both excellent. The gap does not mean Caltech is 2.5x better.
- Deciding whether to apply. Strong fit can overcome low rates. Weak fit doesn't get easier at higher rates.
What international students should know
The published acceptance rate is the best-case number for international applicants. The actual rate for the international pool, the one you're competing in, is usually about half. When a school reports a 5% acceptance rate, budget for 2-3% as an international applicant before factoring in your own profile.
This is why a balanced school list matters. International families often build top-heavy lists: eight reach schools, one safety. Then March comes and the results are brutal. Strong applicants can go 0-for-8 at sub-5% schools because the pool is just that deep. Build a list where the math works across all your applications, not just at your dream schools.
Reviewed by Sprint Admissions Team · Updated May 2026
Related terms
Early Decision
Early Decision is a binding college application option where the student commits in advance to enroll if admitted, in exchange for an earlier deadline and an earlier decision.
Reach, Target, and Safety Schools
Reach, match, and safety schools are informal categories that describe how likely an applicant is to be admitted: reach (unlikely but possible), match (plausible), and safety (highly likely).
Yield Rate
Yield rate is the percentage of admitted students at a US college who actually accept the offer and enroll. It influences how a school manages admissions decisions, including its preference for binding Early Decision applicants and demonstrated interest signals.