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Mt. Diablo Unified


At a glance
759thof 1,543 California districts▲ 23
Better than 50% of California districts
1936 Carlotta Dr.
Concord, CA 94519-1397
·(925) 682-8000·All California district rankings →
Statewide performance 2017–2025
2025: better than 50.8% of districts
51
Schools
29,210
Students
5
5-star schools
Top rankedWalnut Acres Elementary210th of 5,857 California elementary schools
Biggest riser
Sun Terrace Elementary up 864 spots statewide this year
Smallest classes
Horizons School: Independent Study 10.4 students per teacher
SchoolDigger ratings
5★
4★
3★
2★
1★
0★
5 schools without a SchoolDigger rating (too few tested students)
Summary:

The Mt. Diablo Unified school district serves a diverse area including Concord, Pleasant Hill, and Walnut Creek with 50 schools spanning grades K-12, presenting a landscape of extreme contrasts where some schools rank among California's best while others face significant challenges.

Standout high-performing schools include Northgate High with a near-perfect graduation rate, and top-rated middle schools like Foothill Middle and Diablo View Middle. At the elementary level, Walnut Acres Elementary and Valle Verde Elementary achieve exceptional test scores. However, the district also contains schools like Shore Acres Elementary and Meadow Homes Elementary with very low proficiency rates and high chronic absenteeism, creating one of the widest performance gaps in the state.

Key challenges across the district include widespread struggles in mathematics, with only four schools exceeding 60% proficiency, and a severe chronic absenteeism problem affecting many schools, particularly alternative programs like Glenbrook Academy. While higher spending doesn't guarantee better outcomes, schools in more affluent areas like Walnut Creek generally outperform those in higher-poverty communities, though exceptions like Sequoia Elementary show strong results can be achieved across different communities.

Ranking:
Map legend
E Elementary M Middle H High A Alternative P Private




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.





Diagnostics