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Best Elementary Schools in Zip Code 94517

Coming soon: We're expecting this year's test scores from the California Department of Education any day now — new rankings will be posted the moment they're released!

Coming soon: This year's test scores are expected from the California Department of Education any day now — new rankings will follow the moment they're released!

At a glance

School

739

Students

Top rankedMt. Diablo Elementary815^th of 5,857 California elementary schools

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Summary:

Zip code 94517 in Clayton, California, is served by one elementary school, Mt. Diablo Elementary, which educates students from kindergarten through fifth grade within the Mt. Diablo Unified district.

Mt. Diablo Elementary is a standout, high-performing school that consistently ranks in the top 15% of all public elementary schools in California. It significantly outperforms both its district and the state in English, math, and science, with students scoring over 20 percentage points higher on average. The school also excels in maintaining strong student attendance, with a chronic absenteeism rate less than half that of the surrounding area.

This consistent excellence is supported by a stable school environment, though the student-teacher ratio is higher than ideal. While the school serves a community with relatively low economic need, its academic results are exceptional even when considering this factor. For families in the area, Mt. Diablo Elementary represents a single, high-quality option that delivers strong and reliable educational outcomes year after year.

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Ranking:

E Elementary M Middle H High A Alternative P Private

Choose columns to see: Summary School Students/Teachers Ranking Test Scores Finance All

School													Students/Teachers											Ranking (2025)				Ranking (2024)				CAST Science (2025)		Smarter Balanced Assessments English Language Arts/Literacy (2025)				Smarter Balanced Assessments Mathematics (2025)				Per Pupil Expenditures (2025)
Name	Type	Grades	Address	City	Zip	County	District	Is Charter	Is Magnet	Is Virtual	Is Title I	Phone	Enrollment	Full-time Teachers	Student/ Teacher Ratio	Free/Discounted Lunch Recipients (2025)	White	Black	Hispanic	Asian	American Indian	Pacific Islander	Two or More Races	Average Standard Score (2025)	Statewide Rank (2025)	State Percentile (2025)	SchoolDigger Rating (2025)	Average Standard Score (2024)	Statewide Rank (2024)	State Percentile (2024)	Rank Change from Previous Year	CAST Science 5th Grade	CAST Science All Grades	Smarter Balanced Assessments English Language Arts/Literacy 3rd Grade	Smarter Balanced Assessments English Language Arts/Literacy 4th Grade	Smarter Balanced Assessments English Language Arts/Literacy 5th Grade	Smarter Balanced Assessments English Language Arts/Literacy All Grades	Smarter Balanced Assessments Mathematics 3rd Grade	Smarter Balanced Assessments Mathematics 4th Grade	Smarter Balanced Assessments Mathematics 5th Grade	Smarter Balanced Assessments Mathematics All Grades	Per Pupil Expenditures Total	Sub-total from Federal Funds	Sub-total from State/Local Funds
Mt. Diablo Elementary	Public	K-5	5880 Mt. Zion Dr.	Clayton	94517	Contra Costa County	Mt. Diablo Unified	No	(n/a)	No	(n/a)	(925) 672-4840	739	25	30.0	21.0%	385 (52.1%)	7 (0.9%)	128 (17.3%)	85 (11.5%)	0 (0.0%)	4 (0.5%)	130 (17.6%)	87.2	815^th of 5857 public elementary schools	86.1%		89.1	739^th of 5869 public elementary schools	87.4%	76	46.9	46.9	65.5	79.5	69.0	71.3	73.5	78.8	52.2	68.1	$231	$36	$195

Cities Near Zip Code 94517

City	Distance	# of Schools	Statewide Rank
Clayton	0.12 mi	2	68^th
Concord	2.02 mi	30	631^st
Pittsburg	5.02 mi	16	783^rd
Walnut Creek	5.08 mi	16	122^nd
Antioch	6.21 mi	30	786^th

See the top CA California cities

SchoolDigger data sources: National Center for Education Statistics, U.S. Department of Education, the U.S. Census Bureau and the California Department of Education.

IMPORTANT DISCLAIMERS: Not all boundaries are included. We make every effort to ensure that boundaries are up-to-date. But it's important to note that these are approximations and are for general informational purposes only. To verify legal descriptions of boundaries or school locations, contact your local tax assessor's office and/or school district.