Americans aren't confident they have enough money to retire.
In fact, only 47% of retirees think they've built a large enough nest egg to last the rest of their lives, according to a 2020 survey conducted by the Transamerica Center for Retirement Studies.
If your goal is to save $1 million, you'll need to start investing early. NerdWallet crunched the numbers, and we can tell you exactly how much money you'll need to save per month, broken down by age.
First, let's go over how they got the numbers. The math assumes you are starting with no money in savings, that your investments will earn 6% annually, and that you plan to retire at age 67.
Check out this video to dive into the figures.
Disclosure: NBCUniversal and Comcast Ventures are investors in Acorns.