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Wilmar Union Elementary

Elementary school district, grades KG-06 · Sonoma County

51%of district students met the reading (ELA) standard, 2026
46%met the math standard, 2026
1schools on the map
265students enrolled in these schools, 2025-26
$1.06Mmedian typical home value across school ZIP codes

In spring 2026, 51% of Wilmar Union Elementary students met the reading standard and 46% met the math standard. In reading, that is 7 points above the Sonoma County average and 2 points above the California average. District reading results in 2026 were 16 points lower than in 2024. Schools in Wilmar Union Elementary are in Petaluma. District boundaries come from the California Department of Education's 2024-25 data; each school's attendance zone is set by the district.

Wilson Elementary: 52% met reading standard
Map of Wilmar Union Elementary. Dots are schools, colored by the share of students who met the 2026 reading standard (darker is higher). Gray outlines are neighboring districts. Boundaries: California Department of Education, 2024-25.

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District test scores, 2024 to 2026

Share of Wilmar Union Elementary students who met or exceeded the standard
SubjectSpring 2024Spring 2025Spring 2026Change
Reading (ELA)68%53%51%−16 pts
Math62%51%46%−16 pts

Compared with nearby averages

Spring 2026Reading (ELA)Math
Wilmar Union Elementary51%46%
Sonoma County45%33%
California49%38%

Elementary schools

RankSchoolReading (ELA)MathTypical home value (ZIP)
1Wilson ElementaryPetaluma · Grades K-652%46%$1.06M