West Covina · Los Angeles County

Schools in ZIP code 91791

Two districts run the ranked public schools in ZIP code 91791: Covina-Valley Unified (elementary) and West Covina Unified (elementary, middle and high). The 5 public elementary schools in ZIP code 91791 run from the 57th to the 83rd percentile among the 5,726 California elementary schools we score (spring 2026 tests).

Elementary · 5 schools · West Covina Unified and Covina-Valley Unified

from 57th to 83rd · among 5,726 California elementary schools we score · spring 2026 tests

  • Merced Elementary: 83rd percentile, Strong
  • Mesa Elementary: 77th percentile, Strong
  • Grovecenter Elementary: 76th percentile, Strong
  • Vine Elementary: 66th percentile, Solid
  • Workman Avenue Elementary: 57th percentile, Solid
0Needs Support
0Developing
2Solid
3Strong

One dot per school.

A ZIP code doesn’t decide which school a child attends. Confirm the school for your address with the district.

Middle and high school pictures

Middle · 1 school · West Covina Unified

at 57th · among 2,529 California middle schools we score · spring 2026 tests

  • Hollencrest Middle: 57th percentile, Solid
0Needs Support
0Developing
1Solid
0Strong

High · 2 schools · West Covina Unified

from 65th to 85th · among 1,498 California high schools we score · spring 2025 tests

  • Mt. SAC Early College Academy at West Covina: 85th percentile, Strong
  • West Covina High: 65th percentile, Solid
0Needs Support
0Developing
1Solid
1Strong

One dot per school. Each stage is placed only among California schools at its own level.

Schools around ZIP code 91791

9 listed public schools with mapped locations.

Open full map →

Loading school locations…

Percentile among California schools at the same level

  • Strong75th+
  • Solid50–74th
  • Developing25–49th
  • Needs Supportbelow 25th
  • Not scored

The school lists on this page are also available without the map.

Elementary schools

Which elementary schools in ZIP code 91791 score highest?

Merced Elementary is highest, at the 83rd percentile.

That’s higher than 83 in 100 of the 5,726 California elementary schools we score (spring 2026 tests).

Highest in ZIP code 91791

Each percentile compares a school with California schools at its own level. What patterns mean

Show the other 2 elementary schools
Context

The average elementary school in ZIP code 91791 had 13 in 100 students chronically absent (missed 10% or more of school days) in 2025–26; the average California elementary school we score had 17 in 100. Both are averages of school rates, each school counted once.

Middle schools

Where does the middle school we score in ZIP code 91791 stand?

Hollencrest Middle is at the 57th percentile.

That’s higher than 57 in 100 of the 2,529 California middle schools we score (spring 2026 tests). It’s the only public middle school we score in ZIP code 91791.

Each percentile compares a school with California schools at its own level.

High schools

Which high schools in ZIP code 91791 score highest?

Mt. SAC Early College Academy at West Covina is highest, at the 85th percentile.

That’s higher than 85 in 100 of the 1,498 California high schools we score (spring 2025 tests).

Highest in ZIP code 91791

Each percentile compares a school with California schools at its own level.

1 high school not ranked statewide

4 private schools have an address in ZIP code 91791. They don’t take California’s state tests, so we don’t score them. See them in the private-school directory →

Which places nearby can you look at next?

Nearby ZIP codes

More places (8)

School districts

City

Before kindergarten

Common questions

Which public schools in ZIP code 91791 rank highest?

Elementary: Merced Elementary, 83rd percentile (Strong). Middle: Hollencrest Middle, 57th percentile (Solid). High: Mt. SAC Early College Academy at West Covina, 85th percentile (Strong). Each percentile is among the California schools at the same level we score. A rank doesn’t decide fit or whether a child can enroll.

Does living in ZIP code 91791 decide which school my child attends?

No. ZIP codes are for mail; attendance boundaries decide the school for an address. Confirm the school for your address, grade and program with the district.
More questions (3)

Are the public schools in ZIP code 91791 good?

The 5 public elementary schools in ZIP code 91791 run from the 57th to the 83rd percentile among the 5,726 California elementary schools we score (spring 2026 tests). By band: 3 Strong and 2 Solid. ZIP code 91791 has one public middle school we score, Hollencrest Middle, at the 57th percentile among the 2,529 California middle schools we score (spring 2026 tests). By band: 1 Solid. The 2 public high schools in ZIP code 91791 run from the 65th to the 85th percentile among the 1,498 California high schools we score (spring 2025 tests). By band: 1 Strong and 1 Solid. A percentile compares a school with California public schools at the same level that we score. How we score schools.

How does chronic absence in ZIP code 91791 compare with California?

The average elementary school in ZIP code 91791 had 13 in 100 students chronically absent (missed 10% or more of school days) in 2025–26; the average California elementary school we score had 17 in 100. Both are averages of school rates, each school counted once. These are averages of school rates: each school counts once, whatever its size.

Where do these results come from?

California’s state tests (CAASPP): spring 2026 for elementary and middle schools, spring 2025 for high schools, and chronic-absence rates for 2025–26, published by the California Department of Education. Percentiles, bands and Scope Scores are SchoolScope’s calculations. How we score schools.

Sources and methodology

This page lists the schools with a 91791 mailing address. Attendance zones follow school districts rather than postal boundaries.

Data source: California Department of Education · CAASPP 2025–26 elementary and middle school; 2024–25 high school

Percentiles, bands and Scope Scores are SchoolScope’s own calculations from these state files.

View CDE data ↗ (opens in a new tab)How Scope Scores work →

Download these schools (CSV)Free to use under CC BY 4.0 with attribution.