Southside Elementary
Test scores
Smarter Balanced + WCAS 2024-25 . % Met or Exceeded StandardWhat this means: On the Smarter Balanced + WCAS, Washington's statewide test, about 46 of every 100 students at this school read and write at grade level and about 45 of 100 do math at grade level. Across all Washington schools, those numbers are about 58 and 51. Reading and writing scores are down about 21 points since 2014, while math scores are down about 15 points.
BeatsExpectations
Demographically-adjusted score · methodologyWhat this means: About 47% of students here test proficient in math and reading, compared with the roughly 50% typical for Washington schools with a similar share of low-income students. BeatsExpectations measures results against demographically similar schools rather than by raw scores, and this school falls within the typical range, neither among Washington's top nor bottom 10%.
7-year change
SY 2017-18 vs SY 2024-25About Southside Elementary
Set in Shelton, Washington, Southside Elementary is a small elementary-level community, overseen by Southside School District. It caters to 208 students across grades K through 7. Compared to the state average of about 380 students per school, that is 45% leaner than typical.
Southside Elementary is a school of Southside School District, the district that handles curriculum, staffing, and budget for the campus.
On demographics, Southside Elementary records that 67% of the student body identifies as White. Other groups include 20% Hispanic, 8% multiracial, 3% Native American. That is considerably less White than the county at large, where the share is closer to 77%.
On the resource side, On paper, Southside Elementary has 14 full-time-equivalent teachers, translating to a class-load average of around 14.4:1. Statewide, the average ratio sits near 17.3:1, putting Southside Elementary tighter than the state norm the norm. Roughly 45% of students at Southside Elementary qualify for free or reduced-price lunch, a number frequently used as a low-income enrollment indicator. By comparison, Mason County runs at roughly 63%, so the school's eligibility rate is below the surrounding baseline.
With demographic context factored in, Southside Elementary sits in the middle band of the BeatsExpectations distribution. Schools with this campus's student mix typically land near 50.2%; this one delivers 47.2%.
Across the wider county, community-level numbers for Mason County indicate median household income runs about $83,270, roughly 22% of adults have completed at least a four-year degree, and the poverty rate sits near 8%. Across Mason County's 26 public schools (combined enrollment of about 8,539 students), Southside Elementary is one campus in the mix.
The closest other public school is Bordeaux Elementary School, roughly 2.0 miles away. 8 of the 8 nearest public schools sit inside a five-mile radius. On composite proficiency, Southside Elementary comes 1st of 6 in the immediate cluster, higher than the nearby-schools average of 31.9%.
The campus sits in a town-based setting.
Looking at the recent track record. Over the past 7-year window, the student count decreased 3%: 215 students in 2018 compared to 208 in 2025. Over the same period, the Hispanic share ticked up from 10% to 20%. Class-load math has narrowed: from 17.7:1 in 2018 to 14.4:1 in 2025.
Within the allk12 community for this school, members of the Southside Elementary community share and discuss sports schedules, lunch menu changes, and school spirit week. Anyone with firsthand experience at this school can post or comment.
Mason County at a glance
View full county profileQuick facts
Related schools
- Shelton High SchoolHigh · 1,455 students
- Mountain View ElementaryElementary · 671 students
- Olympic Middle SchoolMiddle · 601 students
- Oakland Bay Junior High SchoolMiddle · 544 students
- Bordeaux Elementary SchoolElementary · 528 students
- Pioneer Elementary SchoolElementary · 482 students
- Bordeaux Elementary School2.0 mi · 528
- Shelton Open Doors2.3 mi · 22
- Mason County Detention Center2.6 mi · 1
- Choice Middle and High School2.7 mi · 217
- Evergreen Elementary School2.8 mi · 378
- Cedar High School3.3 mi · 100