Series EE bonds issued today will mature in 20 years, and they are guaranteed to double in value over that time. You can let the bond continue to accumulate interest for an additional 10 years ...

Both types of savings bonds — Series EE and Series I — are "zero coupon," which means they pay interest only when they're redeemed. Savings bonds tend to offer lower returns than stocks and ...

Patriot Bonds are special edition Series EE bonds that were issued between December 2001 and December 2011. They mature in 20 years, doubling in value, and accrue interest for up to 30 years.