The typical Walmart Cake Decorator salary is $10. Cake Decorator salaries at Walmart can range from $7 - $15. This estimate is based upon 108 Walmart Cake Decorator salary report(s) provided by employees or estimated based upon statistical methods. When factoring in bonuses and additional compensation, a Cake Decorator at Walmart can expect to make an average total pay of $20,266 . See all Cake Decorator salaries to learn how this stacks up in the market.