What Is the LSAT? Everything You Need to Know About the Law School Admission Test

The LSAT (Law School Admission Test) is the standardized exam required for admission to virtually every ABA-accredited law school in the United States and Canada. Scored on a 120–180 scale, the LSAT measures your reading comprehension, logical reasoning, and analytical skills — not memorized legal knowledge. Whether you are a college sophomore exploring law school or a senior ready to register, this guide breaks down exactly what the LSAT tests, how it is structured, and what you need to know to start preparing.

What the LSAT Is and Why It Matters

Purpose of the LSAT

The Law School Admission Test — commonly called the LSAT — is a standardized exam administered by the Law School Admission Council (LSAC). Unlike tests that quiz you on specific subjects, the LSAT is a skills-based exam designed to evaluate the reading, reasoning, and analytical abilities that are essential for succeeding in law school. You will not be tested on legal knowledge, case law, or any particular academic subject.

The LSAT is the only admissions test accepted by every ABA-accredited law school in the United States and Canada. That makes it a non-negotiable step for the vast majority of aspiring lawyers. With the 2025–2026 admissions cycle seeing an 18% increase in applicants — the highest volume in over a decade — a strong LSAT score has never been more important for standing out in a competitive applicant pool.

Why Law Schools Rely on the LSAT

Research conducted by LSAC has consistently shown that the LSAT is the single best predictor of first-year law school performance — outperforming even undergraduate GPA. Law schools use your LSAT score alongside your GPA and personal statement to assess your readiness for the rigors of legal education. Admissions committees view the LSAT as a standardized baseline that allows them to compare applicants from different colleges, majors, and grading systems on a level playing field.

Bottom Line: The LSAT is the only admissions test accepted by every ABA-accredited law school, and research shows it is the single best predictor of first-year law school success — even better than your undergraduate GPA.

LSAT Test Structure and Sections

The LSAT format consists of four 35-minute multiple-choice sections plus a separately administered writing task. Three of the four multiple-choice sections are scored; the fourth is an unscored experimental section used by LSAC to test new questions.

The LSAT consists of four 35-minute multiple-choice sections plus a separately administered writing task.
SectionQuestionsTimeScored
Logical Reasoning I24–2635 minutesYes
Logical Reasoning II24–2635 minutesYes
Reading Comprehension26–2835 minutesYes
Experimental (Unscored)Varies35 minutesNo
Argumentative Writing1 essay50 minutesSent to schools

Logical Reasoning Sections

Logical Reasoning makes up two of the three scored sections, meaning it accounts for roughly half of your LSAT score. Each section contains 24–26 questions that ask you to analyze arguments, identify flaws in reasoning, strengthen or weaken conclusions, and draw logical inferences. These questions mirror the kind of critical thinking you will do daily in law school when reading cases and constructing legal arguments.

Reading Comprehension Section

The Reading Comprehension section presents four passages (including one comparative reading set with two shorter passages) followed by 26–28 questions total. Passages cover topics from law, humanities, sciences, and social sciences. You will need to identify main ideas, understand the author's reasoning, and make inferences based on the text. Strong active reading skills — the ability to quickly grasp structure and argument — are essential here.

The Unscored Experimental Section

One of your four multiple-choice sections will be an unscored experimental section. LSAC uses this section to field-test new questions for future exams. The catch: you will not know which section is experimental during the test. Treat every section as if it counts, because it might.

Argumentative Writing

The Argumentative Writing section is administered separately online, not on test day itself. You have 50 minutes to write an essay arguing for one of two positions on a given topic. While this section is not scored numerically, law schools receive a copy of your essay along with your score report. It demonstrates your ability to construct a clear, organized argument under time pressure — a skill law schools value.

How LSAT Scoring Works (120–180 Scale)

Raw Score to Scaled Score

Your LSAT score is calculated in two steps. First, your raw score is determined by the total number of correct answers across the three scored sections (approximately 75–76 questions). There is no penalty for wrong answers, so guessing is always better than leaving a question blank. Your raw score is then converted to a scaled score between 120 and 180 through a statistical process called equating, which ensures that scores from different test administrations are directly comparable.

Remember: There is no penalty for guessing on the LSAT. Always answer every question — even a random guess gives you a 25% chance of getting it right.

What Different Score Ranges Mean

The majority of LSAT test takers score between 145 and 160. Understanding where your score falls relative to other test takers helps you set realistic law school targets. The table below shows approximate percentile ranges and what they mean for admissions competitiveness.

LSAT score ranges with approximate percentiles and law school competitiveness. Most test takers score between 145 and 160.
Score RangeApproximate PercentileCompetitiveness
170–18097th–99thTop-14 law schools (T14)
165–16990th–96thTop-25 law schools
160–16480th–89thCompetitive at most schools
155–15960th–79thMany regional law schools
150–15440th–59thSome accredited programs
145–14925th–39thLimited options
120–144Below 25thBelow average range

Who Needs to Take the LSAT

LSAT Requirements for Law School

If you are applying to an ABA-accredited law school in the United States or Canada, you almost certainly need an LSAT score. The LSAT is also accepted by a growing number of international law programs. There is no minimum educational requirement to sit for the LSAT — you do not need to have completed your undergraduate degree — but virtually all law schools require a bachelor's degree for admission.

The GRE Alternative

A growing number of law schools now accept the GRE (Graduate Record Examination) as an alternative to the LSAT. Schools like Harvard, Columbia, and Cornell are among those that accept GRE scores. However, the LSAT remains the only test accepted by all ABA-accredited programs. If you are applying broadly, the LSAT is the safer choice. If you are targeting specific GRE-accepting schools and are already prepared for the GRE from other graduate program applications, it may be worth considering.

A comparison of the LSAT and GRE for law school admissions. The LSAT remains the gold standard accepted everywhere.
FeatureLSATGRE
Accepted byAll ABA-accredited law schoolsSome law schools (growing list)
Score range120–180260–340 (two sections)
Test sectionsLogical Reasoning, Reading ComprehensionVerbal, Quantitative, Analytical Writing
Test length~3 hours + writing~3 hours 45 minutes
Cost$248$220
Skills testedLegal reasoning and readingGeneral academic readiness
Best forStudents committed to law schoolStudents considering multiple graduate paths

How to Start Preparing for the LSAT

Study Timeline and Hours

Most LSAT prep experts recommend studying for three to four months, dedicating 10–12 hours per week, for a total of approximately 120 or more hours of preparation. Start by taking a free diagnostic test through LawHub (LSAC's official platform) to identify your baseline score and pinpoint your strengths and weaknesses. This initial assessment helps you build a focused study plan rather than spending time on areas where you already perform well.

The key to LSAT improvement is consistent, deliberate practice — not last-minute cramming. The LSAT tests reasoning patterns that develop over time through repeated exposure and analysis. Students who study regularly over several months consistently outperform those who try to compress their preparation into a few weeks.

🔢LSAT Study Hours Calculator

Estimate how many hours you need to study based on your starting score and target score.

Free and Paid Prep Resources

There is no one right way to prepare for the LSAT. Self-directed learners can access free official practice tests through LawHub and supplement with Khan Academy's LSAT prep materials. For those who prefer structured guidance, commercial prep courses from companies like Kaplan, Blueprint, 7Sage, and Princeton Review offer comprehensive curricula with video lessons, practice sets, and score tracking. The most important factor is consistent practice with official LSAC materials, regardless of which study method you choose.

Pro Tip: Most successful LSAT test takers study for 3–4 months, dedicating 10–12 hours per week. Start with a free diagnostic test on LawHub to identify your strengths and weaknesses before building a study plan.

LSAT Registration, Costs, and Logistics

Registration Fees and Process

The LSAT registration fee is $248, which includes access to the Credential Assembly Service (CAS) that compiles and sends your law school applications. You can register online at LSAC.org. Additional fees may apply for late registration or test center changes. If the cost is a barrier, LSAC offers fee waivers for candidates who demonstrate financial need — the waiver covers the LSAT fee and reduces CAS costs.

Test Dates and Format Changes

The LSAT is offered multiple times per year, typically in January, February, April, June, August, September, October, and November. You can take the LSAT up to three times in a single testing year, five times in a five-year period, and seven times total. A major change is coming in August 2026: LSAC is transitioning the LSAT from remote proctoring to in-center testing at Prometric test centers. The June 2026 administration will be the last opportunity for remote testing.

Try a Sample LSAT Question

Want to see what LSAT questions actually look like? Try these sample Logical Reasoning questions to get a feel for the test's style and difficulty level.

Question 1 — Logical Reasoning
A university study found that students who attended review sessions scored higher on final exams than students who did not. The university concluded that review sessions cause improved exam performance. Which of the following, if true, most weakens the university's conclusion?
Question 2 — Reading Comprehension
Based on a passage that discusses how the LSAT shifted from including Logic Games to focusing exclusively on Logical Reasoning and Reading Comprehension, which of the following best describes the primary purpose of this change?

Frequently Asked Questions About the LSAT

The LSAT takes approximately 3 hours to complete. It consists of four 35-minute multiple-choice sections plus a separately administered 50-minute Argumentative Writing task. Including check-in time of 15–30 minutes, plan for about 4 hours total on test day.

The scored portion of the LSAT is entirely multiple choice, with four answer options per question. The separately administered Argumentative Writing section requires a written essay response. There is no penalty for guessing on the multiple-choice sections, so you should answer every question.

The LSAT registration fee is $248, which includes access to the Credential Assembly Service (CAS). Additional fees may apply for late registration or test center changes. Fee waivers are available for candidates who demonstrate financial need through LSAC's fee waiver program.

Some law schools accept the GRE as an alternative to the LSAT, including schools like Harvard, Columbia, and Cornell. However, the LSAT remains the only test accepted by all ABA-accredited law schools. Check your target schools' admissions requirements before choosing which test to take.

You can take the LSAT up to three times in a single testing year, five times within a five-year period, and seven times total in your lifetime. Law schools can see all of your LSAT scores, though most focus on your highest score. Strategic retaking can improve your application.

A good LSAT score depends on your target law schools. The median score is around 151. Scores of 160+ (roughly 80th percentile) are competitive at most schools, while top-14 law schools typically look for scores of 170+ (roughly 97th percentile). Set your target based on your specific school goals.