It leaves Rovers four points ahead of a Walsall side who can’t buy a win to save their lives with just two games to go.
A win over Bradford at the weekend will mathematically seal promotion, though defeat would still be enough if Walsall are beaten by Accrington Stanley.
Here are just some of the Rovers fans who enjoyed the 3-0 success on Monday. Take a look and see who you know.
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13. Rovers 3 Colchester 0
Doncaster Rovers put one foot in League One with a convincing win over Colchester United. Photo: Howard Roe/AHPIX LTD
14. Rovers 3 Colchester 0
Doncaster Rovers put one foot in League One with a convincing win over Colchester United. Photo: Howard Roe/AHPIX LTD
15. Rovers 3 Colchester 0
Doncaster Rovers put one foot in League One with a convincing win over Colchester United. Photo: Howard Roe/AHPIX LTD
16. Rovers 3 Colchester 0
Doncaster Rovers put one foot in League One with a convincing win over Colchester United. Photo: Howard Roe/AHPIX LTD