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Top 7 Elementary Schools in Union City, California

The highest-scoring elementary schools in Union City based on our 6-dimension composite analysis of 2025 CAASPP data (state average: 45.5).

What separates the top from the rest: The top 3 schools average 36.7% Exceeded Standard, compared to 17.0% for the bottom 3 on this list. The exceeded rate — not just the met rate — is the clearest differentiator between good and great schools.

# School County Score Exceeded Met+ Absent Susp.
1 Delaine Eastin Elementary
New Haven Unified
Alameda 62.0 43.7% 69.8% 12.0% 0.6%
2 Tom Kitayama Elementary
New Haven Unified
Alameda 55.4 36.0% 60.1% 18.4% 0.4%
3 Pioneer Elementary
New Haven Unified
Alameda 53.9 30.3% 51.0% 11.5% 0.6%
4 Decoto School for Independent Study
New Haven Unified
Alameda 52.9 25.9% 49.0% 11.2% 0.0%
5 Guy Jr. Emanuele Elementary
New Haven Unified
Alameda 44.5 21.3% 43.7% 18.3% 0.8%
6 Alvarado Elementary
New Haven Unified
Alameda 42.9 19.6% 45.1% 26.4% 0.9%
7 Searles Elementary
New Haven Unified
Alameda 41.7 10.1% 29.4% 22.7% 0.8%