AI-native data analytics · the research arm of Test Prep Gurus

The full picture behind every California high school.

An AI-native analytics platform designed by admissions and enrollment experts — AI scales their analysis across every California high school. Enrollment trends, UC outcomes, district benchmarks — with the interpretation written alongside every number.

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Every California high school · UC Reach distribution · 2025 1,105 schools

0% UC Reach50%100%+

California high schools

Data points · and counting

Colleges in higher-ed lens

Years of UC trend data

📊 What the data shows

A few things you wouldn't know without looking at every school.

Tap any tile to drill in. These aren't curated highlights — they're computed across the full California dataset on every page load.

36% ↑ · 55% ↓

Even as California's senior count barely moved (-5.3%), 36% of high schools grew while 55% shrank. Families are choosing.

See winners & losers →

27% ↑ · 60% ↓

The split repeats district to district — 27% of CA districts' high schools grew while 60% shrank. Neighbors on opposite trajectories.

Compare districts →

83% → 15%

A 4.0 GPA at UCLA went from 83% admitted in 1994 to 15% in 2025.

See the 30-year trend →

+31 pts

At the same GPA (a 4.0–4.2 applicant), UC Irvine admits 27% of Californians vs 58% of out-of-staters. Among the six selective UCs (controlling for GPA), Berkeley is the only one that admits Californians at a higher rate than out-of-staters.

See GPA-controlled view →

150.7%

Sage Hill School leads California in UC Reach — top-6 admits as a share of its senior class.

See full rankings →

🎯 Spotlight

See it on a real school.

A rotating look at how the platform reads schools across every type — public, private, Catholic, elite, comprehensive — using the same expert-built analysis on each.

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UC Reach · 2025

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SEE THE FULL PROFILE →

Position on CA distribution

vs. 1105 California HS

🔍 Explore the data

Every angle on California's high schools — and our higher-ed research.

Pick a lens. Each one runs the same expert-built analysis across every school.

🏆

HS Rankings

Every California high school ranked by UC Reach. Filter by county, school type, or individual UC campus.

RANK SCHOOLS →

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UC Trends

How UC got harder — 30 years of GPA creep, admit-rate compression, and the resident-vs-non-resident gap.

SEE THE TRENDS →

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HS Enrollment

Who's gaining and losing students. See any school's grade-12 trend versus the schools nearby.

TRACK ENROLLMENT →

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Districts

Compare whole districts head-to-head on enrollment trends and UC outcomes — and their nearest rivals.

COMPARE DISTRICTS →

⚖️

Compare HS's

Put any California high schools side by side on every metric — reach, admit rate, GPA, and trends.

COMPARE SCHOOLS →

📝

Do test scores matter?

At test-optional colleges, score submitters win a far larger share of admits — and scores predict success. The colleges' own data.

SEE THE EVIDENCE →

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College score ranges

Search SAT/ACT 25–75 bands, admit rates, and test policy for 1,000+ colleges — sort and filter to the score that keeps you competitive.

SEARCH SCORES →

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College mobility

Which colleges actually move low‑income students to the top? Opportunity Insights data for ~2,200 schools — selectivity isn't opportunity.

SEE WHO MOVES UP →

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AI college leaders

Which colleges actually graduate the most AI, computer-science, and data-science students — federal data, not reputation surveys.

SEE AI LEADERS →

California Top 10 — UC Reach 2025

See all 1,000+ ranked schools →

Highest UC Reach in CA among schools with at least 50 seniors. Click any row for the school's full profile, including UC graduation outcomes and A-G completion.

#	School	County	UC Reach
1	Sage Hill School Newport Coast · Private	Orange	150.7%
2	Gretchen Whitney High School Cerritos · Public	Los Angeles	126.1%
3	Geffen Academy at UCLA Los Angeles · Private	Los Angeles	121.0%
4	Castilleja School Palo Alto · Private	Santa Clara	113.7%
5	Mountain View High School El Monte · Public	Los Angeles	113.5%
6	Quarry Lane School Dublin · Private	Alameda	112.8%
7	Abraham Lincoln High School Los Angeles · Public	Los Angeles	110.0%
8	Middle College High · Public	San Joaquin	109.2%
9	University High School Fresno · Public	Fresno	106.6%
10	Flintridge Preparatory School La Canada · Private	Los Angeles	102.8%

Beta · all 50 states

High-school enrollment trends — now nationwide In Beta

Public & private high schools, fastest-growing & shrinking, local competition, dollar revenue-at-risk. This feature is actively being built — coverage and depth will keep expanding. (UC outcomes remain California-only.)

Explore enrollment →

📞 Take action

The full picture behind every California high school.

A few things you wouldn't know without looking at every school.

See it on a real school.

Every angle on California's high schools — and our higher-ed research.

California Top 10 — UC Reach 2025

Are families choosing your school — or the one down the road?