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🏆 Top 10 in Mariposa County — UC Reach

Mariposa County · 2025 · ≥50 seniors
What is UC Reach? UC Reach = unique top-6 UC admits ÷ senior class size — the share of a school's entire graduating class that reaches the six most selective UCs (Berkeley, UCLA, San Diego, Santa Barbara, Irvine, Davis). It's a better gauge of school-wide success than admit rate, which only reflects the handful of students who applied.
Why it beats admit rate: if 6 students apply to the top UCs and all get in, that's a 100% admit rate — but at a 1,000-senior school it's a UC Reach of just 0.6% (6 ÷ 1,000). By contrast, a school where 250 of 1,000 seniors land a top-UC admit has a 25% UC Reach — far stronger, even though its admit rate is lower.
Why some schools are over 100%? Out of every 100 seniors at these schools, the class is generating more than 100 admissions to the six most selective UCs — meaning the typical strong student is getting in at multiple top campuses (UCLA + UCSD, or Berkeley + UCSB + Irvine, for example). It's a rare achievement: fewer than 1% of California high schools clear 100% UC Reach.

Leaderboards by type — Mariposa County (2025)

Top and bottom schools by UC Reach, split public/charter vs private (≥50 seniors). Scoped to Mariposa County — change the County filter above to rescope.

▲ Top 10 Public + Charter

Mariposa County

1
Mariposa County High School
Mariposa · Public
3.6%

▲ Top 10 Private

Mariposa County

Not enough schools in Mariposa County for this list.

▼ Bottom 10 Public + Charter

Mariposa County

1
Mariposa County High School
Mariposa · Public
3.6%

▼ Bottom 10 Private

Mariposa County

Not enough schools in Mariposa County for this list.

Top 10 by individual UC campus — Mariposa County · 2025

Where each UC campus lands its admits, as a share of each high school's senior class. Same 50-senior floor.

Top 10 — UCB Reach

UC Berkeley

Not enough schools in Mariposa County for this list.

Top 10 — UCLA Reach

UCLA

Not enough schools in Mariposa County for this list.

Top 10 — UCSD Reach

UC San Diego

Not enough schools in Mariposa County for this list.

Top 10 — UCSB Reach

UC Santa Barbara

1
Mariposa County High School
Mariposa · Public
3.6%

Top 10 — UCI Reach

UC Irvine

Not enough schools in Mariposa County for this list.

Top 10 — UCD Reach

UC Davis

Not enough schools in Mariposa County for this list.

Beyond UC Reach — three more lenses on Mariposa County

UC Reach measures who gets in. These lenses measure the upstream pipeline (A-G), the downstream outcome (UC graduation), the capacity that drives the pipeline (counselors), and reliability over time (consistency). Click any school for its full profile.

Top 10 — A-G Completion

% of graduates meeting UC/CSU course requirements · 2024-25 cohort

1
Mariposa County High School
Mariposa · Public
41.6%

Top 10 — UC 6-Yr Grad Rate

% of UC entrants who finished in 6 years · cohort N ≥ 20

No UC grad data for this filter.

Top 10 — Best Counselor Capacity

Lowest students-per-counselor (ASCA target 250:1) · public/charter, ≥500 students

No counselor data for this filter.

Top 10 — Most Consistent

Lowest UC Reach std-dev across 5 years (above-CA-median mean)

1
Mariposa County High School
avg 9.2% · σ 3.32
σ 3.32

Top 10 — Private Net Assets

Wealthiest CA private high schools · IRS Form 990 · latest fiscal year

No private-school 990 data for this filter.

Reach momentum — biggest gains & declines over time

≥50 seniors · earliest→latest year

Which schools are moving a growing — or shrinking — share of their graduating class into the six most selective UCs. Reflects the current county/type filter.

▲ Biggest gains

SchoolThen → NowΔ
Mariposa County High School
Mariposa · Public
16% '18 → 4% '25 +-11.9pp

▼ Biggest declines

SchoolThen → NowΔ
Mariposa County High School
Mariposa · Public
16% '18 → 4% '25 -11.9pp

Demand momentum — biggest gaps vs the county baseline

grade-12 enrollment Δ vs. county · ≥80 students

The demographic tide is shrinking CA enrollment ~10% over 7 years statewide, so absolute decline alone is noise. The gap vs the county baseline is the actionable signal — schools losing share faster than their demographic floor are the ones to watch. Reflects the current county/type filter.

▲ Outperforming the county the most

SchoolSchool · CountyGap
Mariposa County High School
Mariposa · Mariposa · Public  Material decline
+45.2% vs +59.3% -14.1pp

▼ Underperforming the county the most

SchoolSchool · CountyGap
Mariposa County High School
Mariposa · Mariposa · Public  Material decline
+45.2% vs +59.3% -14.1pp

GPA Performance — over/under their predicted UC admit rate

0 schools eligible · 2025

Each dot is one school. The diagonal is the per-campus GPA expectation — points above it admit students at higher rates than their GPA mix predicts; points below admit at lower rates. Schools need ≥30 top-6 UC applications and data across ≥3 campuses to appear.

No schools in the current filter set have enough GPA + application data to chart. Try removing the county or type filter.

Full rankings — every Mariposa County high school by UC Reach

Sortable by any column. Click a column header to sort. Click any school row to open its profile.

1 school · 2025 data
Show all schools (no floor) Compare selected schools →
# School County Seniors Total Enroll UC Reach App Reach Admit Rate Yield Selective Reach Elite Reach Raw Apps Raw Admits
1
Mariposa County High School
Mariposa · Public  Material decline
Mariposa 83 461 3.6% 27.7% 13.0% 3.6 23 3
UC Reach = top-6 UC admits ÷ senior class size. Where UCOP has not published unique-student totals, campus admits are summed — students admitted to more than one of the 6 campuses are counted at each, so values above 100% indicate strong students winning multiple competitive UC offers. Schools with fewer than 50 seniors are excluded from the leaderboard by default — a small cohort with one strong year can otherwise dominate. See methodology →