In most American high schools, any grade below 60% (or a D minus) is a failing grade. On the standard letter scale, that means an F (or in some districts, an E) for any score from 0 to 59%. A passing grade starts at 60%, which earns a D minus, the lowest passing mark. Some school districts set the passing cutoff slightly higher at 65%, so the exact threshold depends on where you go to school.
The Standard Grading Scale
Most high schools use a version of the same letter grade system. Here’s how it typically breaks down:
- A range (90%–100%): Excellent performance, worth 4.0 on the GPA scale
- B range (80%–89%): Above average, worth 3.0
- C range (70%–79%): Average, worth 2.0
- D range (60%–69%): Below average but still passing, worth 1.0
- F or E (0%–59%): Failing, worth 0.0
The D range is where things get tricky. A D is technically passing in most districts, meaning you earn credit for the course. But many colleges, honors programs, and even some high school course sequences treat a D as insufficient. If a class is a prerequisite for the next level (Algebra I before Algebra II, for instance), your school may require a C or higher to move on, even though a D isn’t officially “failing.”
How a Failing Grade Hits Your GPA
On the standard 4.0 scale, a failing grade is worth 0.0 points. That zero doesn’t just sit there quietly. It drags down your entire GPA because the course credits still count in the calculation. If you’re carrying five classes and fail one, that 0.0 gets averaged in with your other four grades, pulling the overall number down significantly.
For example, if you earned a B (3.0) in four classes and an F (0.0) in one, your GPA for that term would be 2.4 instead of the 3.0 you’d have without the failing mark. The more credits the failed course carries, the bigger the damage.
What Happens When You Fail a Class
Failing a required course means you don’t earn credit for it, and you’ll need to make it up before you can graduate. Most high schools require a set number of credits in core subjects like English, math, science, social studies, and sometimes a foreign language. If you fall short in any category, you won’t walk at graduation until those credits are complete.
The most common ways to recover a failed credit include retaking the class during the next semester or school year, attending summer school (programs often run just a few weeks), or enrolling in a credit recovery program. More than two-thirds of public high schools offer some form of credit recovery, and options range from computer-based coursework to teacher-led after-school programs. Some districts have intensive initiatives where students can complete missed credits in a matter of weeks, though critics question whether compressing a full semester into such a short window provides real learning.
Whether the original failing grade stays on your transcript depends on your district’s policy. Some schools replace the F with the new grade once you retake the course. Others keep both grades on the transcript but only count the higher one in your GPA. Ask your guidance counselor which policy applies to you, because this matters for college applications.
No-Zero Grading Policies
A growing number of schools have adopted “no-zero” or “minimum grade” policies, where the lowest score a student can receive on any assignment is 50%. The reasoning: on a traditional 100-point scale, the gap between a D (60–69) and a zero is enormous compared to the roughly 10-point spread between every other letter grade. Just two or three zeros on major assignments can make it mathematically impossible to pass the semester, even if a student does well on everything else.
Under these policies, a student who turns in nothing still gets a 50%, not a passing grade, but one that leaves open the possibility of recovery. These policies are controversial. Some educators argue they remove consequences for not doing work, and limited research exists on whether they actually improve outcomes. Several schools have adopted and then abandoned the practice after pushback from parents and teachers.
How Failing Grades Affect College Admissions
A failing grade on your transcript will raise questions with college admissions officers, but it doesn’t automatically disqualify you. How much it matters depends on several factors.
When it happened: Freshman and sophomore year grades carry less weight than junior and senior year performance. An F early in high school, followed by steadily improving grades, can actually tell a positive story about growth. An F during junior or senior year draws much more scrutiny.
What subject it was in: Failing a course related to your intended major is a bigger red flag than failing an unrelated elective. An aspiring engineering student who failed a math class faces tougher questions than one who struggled in an art elective.
Whether it’s a core class: Failing English, math, science, social studies, or a foreign language stands out more than failing a non-core course.
Your overall trajectory: Admissions officers look at grade trends. A student whose grades climb from mediocre to strong over four years demonstrates dedication. A student whose grades decline, or who fails multiple classes, signals a lack of motivation that’s harder to explain away.
If extenuating circumstances caused the failure, such as a family crisis, illness, or other hardship, you can address it in your application. The “Additional Information” section of the Common App, a counselor recommendation, or a personal essay are all appropriate places to provide context. Strong test scores, a compelling extracurricular profile, and well-written essays can also help offset the impact of a single failed class.
The Difference Between Failing and Not Passing
This distinction matters more than it sounds. A D is not a failing grade in most districts, but it can still hold you back. Many scholarship programs require a minimum GPA of 2.5 or 3.0, and a string of D grades will keep you below those thresholds even though you technically passed every class. Some athletic eligibility rules also require a minimum GPA that D-level work won’t sustain.
If you’re hovering near the D/F line in a class, the practical difference between a 59% and a 61% is enormous. One earns credit and keeps you on track to graduate. The other means retaking the course. If you’re close, talk to your teacher about any missing assignments, extra credit opportunities, or tutoring resources before the grading period ends. A few percentage points at the bottom of the scale carry more consequences than anywhere else on the transcript.