I have 2 kids and live in Berlin car-less without trouble. We use public transit and bicycles (lots of parents have cargo bikes for transporting little kids e.

I have 2 kids and live in Berlin car-less without trouble. We use public transit and bicycles (lots of parents have cargo bikes for transporting little kids e.g. https://www.babboe.de/lastenraeder/big https://www.babboe.de/lastenraeder/big).