Very Good
#1441 of 9,533 schools in CA
Top 15% in state
Harold William Kolb
Elementary School · Dublin Unified
3150 Palermo Way, Dublin, CA 94568
Enrollment
722
Student-Teacher
24.1:1
Score
7.9
Grades
Kindergarten – 5th
Enrollment
722
Student-Teacher
24.1:1
Score
7.9
Grades
Kindergarten – 5th
Updated
2022-23
Updated 2022-23
How this school compares
In Dublin
#4 of 13
public schools
California elementary schools
#1,023 of 5,817
In district
#4 of 12
Dublin Unified
Equity
9.9 / 10
Exceptional
About Harold William Kolb
Harold William Kolb Elementary serves 722 students in grades K-5 in Dublin, California, and stands as one of the state's top-performing elementary schools. With a MySchoolScout rating of 8.7 out of 10 and ranking #342 out of 9,566 California schools, the school places in the 96th percentile statewide. The academic excellence is evident in student achievement, with 87% of students scoring proficient or above in English Language Arts and an impressive 90% meeting proficiency standards in mathematics.
The school operates with 30 full-time equivalent teachers, creating a student-teacher ratio of 24.1 to 1. This staffing level supports the strong academic outcomes that have earned Harold William Kolb an outstanding academic score of 9.9 out of 10. The school draws families from an affluent and highly educated community where 69% of residents hold bachelor's degrees or higher.
The neighborhood reflects prosperity with a median household income of $191,039 and median home values of $1,164,100, while maintaining a low poverty rate of just 3.9%. Harold William Kolb Elementary is situated in Dublin's mid-size suburban setting, providing students with a well-resourced educational environment that consistently delivers exceptional academic results in this thriving Alameda County community.
What Parents Should Know
The student-teacher ratio at Harold William Kolb is 24.1:1, which is higher than the national average. This may mean larger class sizes, so parents should ask about classroom support, teaching assistants, and how the school differentiates instruction for students who need extra help.
Score Breakdown
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Harold William Kolb — Students at Harold William Kolb score 89% proficient, which is above what's typical for similar communities (expected: 72%).
Equity & Diversity
Shown separately, not included in overall scoreFree/Reduced Lunch
6.9%
Students qualifying for federal meal assistance
Test Scores CA CAASPP (2023-24)
Based on 10 test records from CA state assessments. About our data
Proficiency Trend
→ StableAverage proficiency (% at or above grade level) across Math & ELA over time.
Source: EdFacts (NCES) and state assessment data. Growth score: 8.6/10.
How Harold William Kolb Compares
See how Harold William Kolb performs across key quality dimensions compared to state benchmarks.
Funding & Resources
Performance Trends
Math proficiency has improved from 87% (2019) to 90.46% (2024). Reading/ELA proficiency has remained stable from 87% (2019) to 86.59% (2024).
Location
3150 Palermo Way, Dublin, CA 94568
Nearby Alternatives
Families considering Harold William Kolb may also want to explore other elementary schools in the area. Cottonwood Creek (rated 8.3/10, 0.7 miles away), which scores slightly higher. Another option is J. M. Amador Elementary (rated 7.5/10, 1.0 miles away), with a comparable rating. Additionally, John Green Elementary (rated 7.1/10, 0.5 miles away), with a comparable rating. For more schools in Dublin, see our Dublin schools guide .
Nearby Schools
20 within 2.7 mi| School | Distance | Rating |
|---|---|---|
| John Green Elementary Dublin | 0.5 mi | 7.1 |
| Eleanor Murray Fallon Dublin | 0.5 mi | 6.6 |
| SPRINGFIELD MONTESSORI SCHOOL Dublin | 0.6 mi | — |
| Cottonwood Creek Dublin | 0.7 mi | 8.3 |
| J. M. Amador Elementary Dublin | 1.0 mi | 7.5 |
| THE QUARRY LANE SCHOOL Dublin | 1.2 mi | 5.8 |
| The Quarry Lane School Dublin | 1.2 mi | — |
| Henry P. Mohr Elementary Pleasanton | 1.4 mi | 7.1 |
| Fairlands Elementary Pleasanton | 1.6 mi | 5.9 |
| James Dougherty Elementary Dublin | 1.4 mi | 6.3 |
| FUSION ACADEMY PLEASANTON Pleasanton | 2.3 mi | — |
| Fusion Academy Pleasanton Pleasanton | 2.3 mi | — |
| ACTON ACADEMY EAST BAY Livermore | 2.2 mi | 6.7 |
| Acton Academy East Bay Livermore | 2.2 mi | — |
| Alisal Elementary Pleasanton | 2.9 mi | 5.8 |
| King's Classical Academy Livermore | 2.4 mi | — |
| Harvest Park Middle Pleasanton | 2.8 mi | 8.3 |
| Stratford School - Pleasanton Pleasanton | 2.7 mi | — |
| HACIENDA SCHOOL Pleasanton | 2.6 mi | 7.0 |
| STRATFORD SCHOOL Pleasanton | 2.7 mi | 6.0 |
Neighborhood Census ACS (2019-2023)
Census data for ZIP 94568 (ACS 2019-2023 5-Year Estimates) · Data sources
Median Income
$205,046
Median Home Value
$1,224,100
Median Rent
$3,174/mo
Population
70,542
College Educated
69.5%
Homeownership
65.1%
Avg Commute
37.8 min
Poverty Rate
4.3%
Median Age
37.3
Community Profile
The community surrounding Harold William Kolb has a median household income of $205,046. It is a well-educated community where 70% of adults hold a bachelor's degree or higher. The median home value in the area is $1,224,100, with a median rent of $3,174/month. The local poverty rate of 4.3% is relatively low. The average commute in the area is 38 minutes, which is above the national average. Source: U.S. Census ACS 2022 5-Year Estimates.
Similar Schools
Schools in the same state with comparable level, size, and ratings
| School | Rating |
|---|---|
| Ayer Elementary Fresno, CA | 7.9 |
| Boulder Creek Elementary Redding, CA | 7.9 |
| Butterfield Language Academy Moreno Valley, CA | 7.9 |
| Captain Leland Norton Elementary San Bernardino, CA | 7.9 |
| Carroll Elementary Elk Grove, CA | 7.9 |
| Carver (Charles J.) Elementary Cerritos, CA | 7.9 |
Frequently Asked Questions
Common questions about Harold William Kolb
What grades does Harold William Kolb serve?
Harold William Kolb serves students in grades Kindergarten through 5th.
How many students attend Harold William Kolb?
Harold William Kolb has an enrollment of approximately 722 students.
What is the student-teacher ratio at Harold William Kolb?
The student-teacher ratio at Harold William Kolb is 24.1:1. A lower ratio generally means more individual attention per student. The national average is approximately 16:1 for public schools.
How does Harold William Kolb rank in CA?
Harold William Kolb is ranked #1441 out of 9,533 schools in CA.
What is Harold William Kolb's MySchoolScout rating?
Harold William Kolb has a composite rating of 7.9 out of 10 on MySchoolScout. This score combines academic performance, student growth, and school environment into a single score. Equity data is shown separately for context.
What are the test scores at Harold William Kolb?
Based on the most recent state assessment data, Harold William Kolb has 89.8% math proficiency and 86.8% reading/ELA proficiency.
Is Harold William Kolb a charter school?
No, Harold William Kolb is not a charter school. It is a traditional public school operated by the local school district.
Is Harold William Kolb a Title I school?
No, Harold William Kolb is not currently a Title I school.
What does the Free & Reduced Lunch percentage mean for Harold William Kolb?
6.9% of students at Harold William Kolb qualify for free or reduced-price lunch. This is a commonly used indicator of economic need and provides important context when interpreting test scores.
Explore More Schools
Neighborhood Context
Quick Facts NCES CCD (SY 2022-23)
- Grades
- Kindergarten – 5th
- Enrollment
- 722
- Student-Teacher Ratio
- 24.1:1
- Teachers (FTE)
- 30
- Free/Reduced Lunch
- 6.9%
- Type
- regular
- Setting
- Midsize Suburb
- County
- Alameda County
- Phone
- (925) 551-4000
- Data Year
- 2023–2024
Resources & Links
District
Dublin Unified- District Enrollment
- 12,827
- Schools in District
- 16
- Per-Pupil Spending
- $15,216
- District Rank
- #4 of 12
Other Schools in This District
How We Rate Schools
Every school receives a composite score from 1 to 10 based on four pillars: Academic Performance (50%), Student Growth (20%), Equity (15%), and Learning Environment (15%). Scores are built from publicly available data including standardized test results, enrollment figures, and school climate indicators.
Read our full methodologyRelated reading
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