How has Platt College-Ontario changed over time?
Multi-year trends in admissions, enrollment, test scores, and cost. Every chart is labeled with its data source and the years it covers — no smoothing, no mixing sources.
Admission rate
Admission rate held steady at 99% from 2002 to 2006.
Source: IPEDS (U.S. Dept. of Education) · 2002–2006
Applicants and students admitted
Applicants fell from 597 (2002) to 142 (2006).
Enrollment
Total enrollment fell from 672 (2010) to 500 (2024).
SAT mid-50% range
Not enough history yet
Platt College-Ontario doesn't have enough years of comparable SAT data to chart. Many schools stopped reporting scores after going test-optional.
ACT mid-50% range
Not enough history yet
Platt College-Ontario doesn't have enough years of comparable ACT data to chart. Many schools stopped reporting scores after going test-optional.
Cost
In-state tuition fell from $17,991 (2011) to $15,451 (2025).
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Data from IPEDS and the College Scorecard (U.S. Department of Education) and school Common Data Set filings; each chart names the source its series comes from. Most recent data year: 2025. Last updated October 19, 2026.