At Business Insider, we monitor the best banks and credit unions daily to find the highest 18-month CD rates nationwide. The best 18-month CDs can generally be found at online banks and credit unions.
If you're planning to put $100,000 or more into a CD, a jumbo CD might be a good choice. But keep in mind that some regular CDs pay even higher rates than jumbo CDs, so make sure to shop around ...