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#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

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

Full Profile · 3/3 metrics
Student Progress8.6Excellent50%
Year-over-year improvement in student test scores.
View breakdown
Years of Data2
Annual Change+0.32 pts/yr
Data Period2019–2024
TrendStable
Academics9.7Exceptional30%
Student proficiency on state tests, adjusted for community poverty levels.
View breakdown
Math Proficiency90.5%
Reading/ELA Proficiency86.6%
Math vs. State Avg+44.8 pts
Reading vs. State Avg+43.8 pts
Overall Proficiency89%
Expected (poverty-adj.)72%
vs. Expected+16.9 pts
Adjusted Percentile96th
College ReadinessNot Available

Data not available for this school

Resources & Environment3.6Fair20%
Student-teacher ratio, per-pupil spending, and attendance.
View breakdown
Student-Teacher Ratio24.1:1
Per-Pupil Spending$13,404

Harold William Kolb — Students at Harold William Kolb score 89% proficient, which is above what's typical for similar communities (expected: 72%).

How we calculate scores →

Equity & Diversity

Shown separately, not included in overall score

Free/Reduced Lunch

6.9%

Students qualifying for federal meal assistance

Test Scores CA CAASPP (2023-24)

Math Proficiency 89.8%
School
State
39.4%
ELA Proficiency 86.8%
School
State
45.3%

Based on 10 test records from CA state assessments. About our data

Proficiency Trend

→ Stable

Average proficiency (% at or above grade level) across Math & ELA over time.

2019
Math
87%
ELA
87%
2024
Math
90.5%
ELA
86.7%

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.

Overall Score
7.9/10
85th percentile in CA
Academic
9.7/10
9.7/10
Growth
8.6/10
Above average
Environment
3.6/10
Below average

Funding & Resources

Free/Reduced Lunch
Students eligible for subsidized meals
7%
Teaching Staff
24:1 student-teacher ratio
30 teachers

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.

11 schools nearby View map →

Neighborhood Context

Walk Score
33 Car-Dependent
Bike Score
56 Bikeable
City Safety
High (2,081/100K)

Powered by Walk Score

FBI UCR 2024. City-level (Dublin). Data >1 year old.

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
Data Year
2023–2024

District

Dublin Unified
District Enrollment
12,827
Schools in District
16
Per-Pupil Spending
$15,216
District Rank
#4 of 12

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 methodology

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