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A

Monarch Grove Elementary

PublicElementaryGrades K–5

348 Los Osos Valley Rd., Los Osos, CA 93402 · (805) 534-2844 · Part of San Luis Coastal Unified School District

Los Osos’ School Grade A better than 85% of California school districts

Students
324
Students per teacher
23:1
Free or reduced lunch
41%
Setting
Town
Grades
K–5
The gist

What stands out about Monarch Grove Elementary

  • Its own letter, A: reading and math results near the top of California’s public schools
  • Math proficiency 23 pts above the state
  • Reading / language arts 18 pts above the state
  • Larger classes: 23 students per teacher
  • Enrollment up 9.5% since 2020–21
  • Next stop for Los Osos kids: Los Osos Middle

On the path

Where Los Osos kids come from and go next. The whole path →

K–5Monarch Grove ElementaryYou are here
6–8Los Osos Middle494 students

Test scores

2020–21
Math proficiency57%
State average 33.6%
Reading / language arts67%
State average 48.6%

Its own letter, A, places these results among California’s 3,615 public schools with results. Source: EDFacts via Urban Institute Education Data Portal (SY2020-21).

348 Los Osos Valley Rd., Los Osos

Students

Enrollment by grade
Kindergarten67
Grade 150
Grade 245
Grade 352
Grade 464
Grade 546
Enrollment over time
296’20
346’21
331’22
337’23
324’24

Up 9.5% since 2020–21.

Who goes here
White 70%Hispanic 18%Two or more races 7%Asian 4%American Indian/Alaska Native <1%

As reported to NCES, share of students with a reported race or ethnicity.

Parents talk

Questions and answers about Monarch Grove Elementary from Los Osos families.

Other schools in San Luis Coastal Unified School District

The district →

School facts: U.S. Department of Education (NCES), 2024–2025 school year. Test scores: EDFacts via Urban Institute Education Data Portal (SY2020-21). A school’s letter is our own summary of its reading and math results against California’s other public schools; Los Osos’s School Grade is built from its districts’ results. Map: © OpenStreetMap contributors.