The house chores for kids by age below are organized by frequency (daily, weekly, monthly, seasonally) and by room (virtually every room in your home.) Within each category, I've listed appropriate chores for each age group. The age recommendations are just that - recommendations.
Your tidy 11-year-old who has been cleaning his room since age 2 can probably tackle some of the chores listed for teenagers if safety isn't an issue. Once a child reaches a certain age or skill level, he can generally do the chores for his age group and those for the age groups below.