Casa Grande High School
High school in Petaluma, CA · Petaluma Joint Union High · Grades 9-12
On the spring 2026 state tests, 64% of Casa Grande High School students met or exceeded California's reading (ELA) standard and 27% met the math standard. In reading, that is 7 points above the Petaluma Joint Union High average (57%) and 15 points above the California average (49%). Its reading result is higher than 62% of Bay Area high schools, and it ranks 1st of 2 public high schools in Petaluma. Reading results in 2026 were 3 points higher than in 2024, and math results were about the same as in 2024.
Test scores, 2024 to 2026
| Subject | Spring 2024 | Spring 2025 | Spring 2026 | Change |
|---|---|---|---|---|
| Reading (ELA) | 62% | 67% | 64% | +3 pts |
| Math | 26% | 36% | 27% | +1 pt |
Compared with nearby averages
| Spring 2026 | Reading (ELA) | Math |
|---|---|---|
| Casa Grande High School | 64% | 27% |
| Petaluma Joint Union High | 57% | 39% |
| Sonoma County | 45% | 33% |
| California | 49% | 38% |
Where graduates go
Share of the class of 2022-23 enrolled in college within 16 months of graduating.
For fall 2025, UC admitted 54 of 69 freshman applicants from Casa Grande High School (78%), and 27 enrolled.
Homes near Casa Grande High School
The typical home value in ZIP code 94954, where Casa Grande High School is located, is $829K, up 0.6% over the past year (Zillow Home Value Index). Prices inside the school's attendance zone can differ.
Zillow and Redfin can both search for homes inside a school’s attendance zone and email you new listings. Search for the school by name on either site and save the search.
Nearby high schools
| Distance | School | Reading (ELA) | Math | Typical home value (ZIP) |
|---|---|---|---|---|
| 2.5 mi | Petaluma HighPetaluma · Grades 9-12 | 60% | 33% | $1.06M |
| 7.4 mi | Credo High CharterRohnert Park · Grades 9-12 | 85% | 43% | $706K |
| 8.1 mi | San Marin HighNovato · Grades 9-12 | 56% | 39% | $1.06M |
| 8.4 mi | Sonoma Valley HighSonoma · Grades 9-12 | 62% | 18% | $932K |
| 8.5 mi | Rancho Cotate HighRohnert Park · Grades 9-12 | 49% | 13% | $706K |
| 10.2 mi | Novato HighNovato · Grades 9-12 | 69% | 37% | $1.01M |
School details
- Address
- 333 Casa Grande Road, Petaluma, CA 94954
Get directions · See it on our map - Phone
- (707) 778-4677
- District
- Petaluma Joint Union High
- County
- Sonoma County
- Grades
- 9-12
- Students
- 1,600 (2025-26)
- Type
- High school · Traditional
- Website
- www.casagrandehighschool.org
- State school code
- 49708624930012
Common questions
How did Casa Grande High School do on state tests?
In spring 2026, 64% of students met or exceeded the reading (ELA) standard and 27% met the math standard, compared with 49% and 38% across California.
How many students attend Casa Grande High School?
1,600 students were enrolled in the 2025-26 school year, in grades 9-12.
How many Casa Grande High School students get into UC?
For fall 2025, 54 of 69 UC freshman applicants from Casa Grande High School were admitted. Of the class of 2022-23, 7% enrolled at a UC campus within 16 months.
How much do homes cost near Casa Grande High School?
The typical home value in ZIP code 94954, where Casa Grande High School is located, is $829K, up 0.6% over the past year (Zillow Home Value Index). Prices inside the school's attendance zone can differ.
Does living near Casa Grande High School guarantee a spot?
No. Public schools assign students by attendance zone, which Petaluma Joint Union High sets and can change. Confirm the zone for a specific address with the district before you buy or rent.