Harold William Kolb
Elementary school in Dublin, CA · Dublin Unified · Grades K-5
On the spring 2026 state tests, 87% of Harold William Kolb students met or exceeded California's reading (ELA) standard and 88% met the math standard. In reading, that is 9 points above the Dublin Unified average (78%) and 38 points above the California average (49%). Its reading result is higher than 98% of Bay Area elementary schools, and it ranks 1st of 8 public elementary schools in Dublin. Reading results in 2026 were about the same as in 2024, and math results were 3 points lower than in 2024.
Test scores, 2024 to 2026
| Subject | Spring 2024 | Spring 2025 | Spring 2026 | Change |
|---|---|---|---|---|
| Reading (ELA) | 87% | 84% | 87% | +1 pt |
| Math | 90% | 86% | 88% | −3 pts |
Compared with nearby averages
| Spring 2026 | Reading (ELA) | Math |
|---|---|---|
| Harold William Kolb | 87% | 88% |
| Dublin Unified | 78% | 74% |
| Alameda County | 56% | 49% |
| California | 49% | 38% |
Results by grade, spring 2026
| Grade | Reading (ELA) | Math |
|---|---|---|
| 3rd grade | 92% | 96% |
| 4th grade | 80% | 82% |
| 5th grade | 89% | 85% |
Students are tested in grades 3 to 8 and 11. Each grade is a different group of students, so differences between grades are not a trend.
Homes near Harold William Kolb
The typical home value in ZIP code 94568, where Harold William Kolb is located, is $1.23M, down 5.5% 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 elementary schools
| Distance | School | Reading (ELA) | Math | Typical home value (ZIP) |
|---|---|---|---|---|
| 0.5 mi | John Green ElementaryDublin · Grades K-5 | 77% | 81% | $1.23M |
| 0.6 mi | Cottonwood CreekDublin · Grades K-8 | 84% | 84% | $1.23M |
| 0.8 mi | J. M. Amador ElementaryDublin · Grades K-5 | 84% | 86% | $1.23M |
| 1.3 mi | Henry P. Mohr ElementaryPleasanton · Grades K-5 | 80% | 84% | $1.35M |
| 1.4 mi | James Dougherty ElementaryDublin · Grades K-5 | 78% | 80% | $1.23M |
| 1.6 mi | Fairlands ElementaryPleasanton · Grades K-5 | 79% | 80% | $1.35M |
School details
- Address
- 3150 Palermo Way, Dublin, CA 94568
Get directions · See it on our map - Phone
- (925) 551-4000
- District
- Dublin Unified
- County
- Alameda County
- Grades
- K-5
- Students
- 715 (2025-26)
- Type
- Elementary school · Traditional
- Opened
- 2011
- Website
- www.dublinusd.org
- State school code
- 01750930123935
Common questions
How did Harold William Kolb do on state tests?
In spring 2026, 87% of students met or exceeded the reading (ELA) standard and 88% met the math standard, compared with 49% and 38% across California.
How many students attend Harold William Kolb?
715 students were enrolled in the 2025-26 school year, in grades K-5.
How much do homes cost near Harold William Kolb?
The typical home value in ZIP code 94568, where Harold William Kolb is located, is $1.23M, down 5.5% over the past year (Zillow Home Value Index). Prices inside the school's attendance zone can differ.
Does living near Harold William Kolb guarantee a spot?
No. Public schools assign students by attendance zone, which Dublin Unified sets and can change. Confirm the zone for a specific address with the district before you buy or rent.