Class-Size Tracker


Smaller classes across Ontario

This chart shows how class sizes are shrinking across the province. It shows the percentage of Ontario’s classes by the number of students in the class.

Provincial Total
Percentage of Primary (JK-Grade 3) Classes by Class Size
  20 or fewer 21 22 23 Total 23 or fewer * 24 25 or more
2003-2004 31% 10% 11% 12% 64% 11% 25%
2004-2005 40% 11% 12% 11% 74% 9% 17%
2005-2006 48% 12% 11% 10% 81% 7% 12%
2006-2007 65% 12% 10% 7% 93% 3% 3%
2007-2008 88% 5% 3% 3% 100% ** <1% <1%
2008-2009 90% 3% 3% 4% 100% 0% 0%

*Note: Totals may not add due to rounding

**Note: 99.7% of primary classes had 23 students or fewer.

How are schools and boards doing?

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