Firat Education · ISEE Resources
The ISEE reports each section three ways: a scaled score, a percentile rank, and a 1 to 9 stanine, which is the number most schools reference. A higher stanine is stronger, but there is no universal "good" score in Houston, because schools do not publish cutoffs and read scores holistically. What counts as competitive depends on the specific school's applicant pool.
Few parts of the private school admissions process create more anxiety for Houston families than the ISEE score report itself. It arrives full of numbers, percentiles, and stanines, with no clear label telling you whether the result is good, mediocre, or cause for concern. Understanding how the test is scored, and how Houston's independent schools actually use those scores, takes most of the mystery, and a good deal of the anxiety, out of the process.
The ISEE reports scores across four sections: Verbal Reasoning, Quantitative Reasoning, Reading Comprehension, and Mathematics Achievement. Each is scored three ways. The scaled score is a raw conversion that allows comparison across test forms. The percentile rank tells you how your child performed relative to other students in the same grade who tested over the past three years. The stanine is a nine-point scale that groups percentiles into broader bands, and it is the number most schools reference. There is also an essay, unscored by the ISEE but sent directly to schools as a writing sample they evaluate on their own terms.
The stanine is worth understanding, because it is the number schools tend to focus on. Stanines run from 1 to 9, with 9 the strongest and 1 the weakest, and each corresponds to a range of percentiles rather than a single cutoff. Generally, 7 through 9 is considered strong, 4 through 6 average, and 1 through 3 below average relative to the norm group. But resist treating these as pass-or-fail thresholds. A stanine is a relative measure, not a judgment of a child's intelligence or potential, and it should be read alongside everything else in an application.
Parents often ask what score their child needs for a particular Houston school. The honest answer is that there is no universal number, because Houston's independent schools do not publish cutoffs and do not evaluate on a single test score. A stanine that clears the bar at one school may sit below the typical applicant profile at a more competitive one, and the reverse is also true. What counts as competitive depends on that school's applicant pool that year, which is why a generic national benchmark is far less useful than an honest conversation about where a school's admitted students typically land.
Houston's independent schools genuinely evaluate applicants holistically rather than screening by test score alone. Committees weigh current grades and transcript trends, teacher recommendations, the student interview, extracurricular involvement and character, and fit with the school's culture, alongside ISEE performance. A strong score can meaningfully strengthen an application, and a weaker one is not automatically disqualifying, particularly when the rest of the profile is compelling. That is good news for families: a single difficult testing day does not have to define an outcome.
When we sit down with a family's score report, we look at more than the headline stanines. We look at the pattern across sections, since a student strong in verbal and reading but weaker in quantitative tells a different story, and calls for a different plan, than the reverse. We look at percentile trends if a student tested more than once, since improvement over time can be meaningful. And we compare the student's profile specifically to the applicant pools of the schools on the family's list, rather than to a generic national average, because that comparison is the one that matters for decisions.
Families sometimes overlook the essay. It is not scored, and no stanine is attached, which can lead families to assume it does not matter. In practice it is sent directly to every school as an unedited writing sample produced under timed conditions, which makes it one of the more revealing pieces of the application. Committees read it for authentic voice, organization of thought, and evidence a student can express an idea clearly under pressure. Because it is unscored, families cannot lean on a number to know how it landed, which is exactly why it is worth practicing the format and pacing alongside the scored sections.
In a tight-knit community, it is natural to hear another student's score and use it as a benchmark. We would gently discourage this. A stanine that was competitive for a friend's child, at one school, in one year, tells you little about what is competitive for your own child, at a different school, or the same school in a different year, since applicant pools shift. Comparing this way tends to create either false confidence or unnecessary panic. The useful comparison is between your child's score and the range typically seen at the specific schools on your list.
Because the ISEE can be taken again, families ask whether a retake is worth it. It makes the most sense when there is a specific, addressable reason the first score does not reflect true ability: test anxiety that can be worked through, a section that responded well to instruction, or more maturity since the first attempt. Retesting purely hoping the numbers move, without a plan for why they would, rarely produces a meaningfully different result. A retest should come with a specific hypothesis about what will be different.
One of the most useful things we do is set a realistic target range for each section before a student ever sits for the test, based on the specific schools on the list. Having that target in hand changes how a family experiences the score report: instead of decoding numbers after the fact, you already know what range would be strong for your list, what would still be workable, and what might call for a conversation about retesting or adjusting the list. It does not guarantee an outcome, but it turns the report into a data point you already know how to read.
This is an area where an experienced guide matters. We help families translate a score report into something actionable: what the numbers mean in the context of a specific school list, whether a retest makes sense and what should change first, and how to treat the score as one input into a broader strategy rather than the whole strategy. Because our work extends beyond test prep into school placement, we can have a fuller conversation about how a given score fits each school on the list, rather than reacting to a number in a vacuum.
