Depends on the area a bit (by state, and how grumpy the particular cops involved are). My kids walk to school/playground/neighbors, but...

https://www.usatoday.com/story/news/nation/2015/04/13/parent...

> In December, the couple was accused of neglect for allowing the children to walk around their suburban Washington neighborhood together unaccompanied by an adult. In one instance, Rafi and Dvora were walking from a playground two blocks from home; in another, the park was about a mile away.