Top 10 Highest Certificate of Deposit (CD) Rates in 2021 for Savers and Investors
Discover the best Certificate of Deposit (CD) rates in 2021 with our comprehensive guide. We review top banks and credit unions offering competitive yields, flexible terms, and reliable returns. Learn how to maximize your savings with low-risk, high-yield CDs from trusted financial institutions. Whether you're a short-term saver or planning for long-term growth, our detailed review helps you find the perfect CD to meet your financial goals in 2021.

Comprehensive Guide to the Best CD Rates of 2021: Secure and Maximize Your Savings
In the world of personal finance, certificates of deposit (CDs) remain one of the safest and most reliable investment vehicles for savers looking to earn higher returns than traditional savings accounts offer. Unlike regular savings accounts, CDs lock in a fixed interest rate over a predetermined period, providing stability and peace of mind. In 2021, several financial institutions are competing fiercely to attract depositors by offering attractive CD rates. If you’re seeking to optimize your savings and earn the highest possible interest with minimal risk, understanding the top CD rates and their providers is essential.
Why Choose Certificates of Deposit?
Certificates of Deposit are a favored choice among conservative investors and individuals building a diversified savings strategy. They are FDIC-insured up to applicable limits, meaning your principal is protected against bank insolvency. The key advantage of CDs is their predictable returns, which are fixed for the term of the deposit. This makes planning your finances easier as your interest earnings are guaranteed, regardless of market fluctuations.
However, CDs also come with certain limitations. Typically, withdrawing funds before the maturity date incurs penalties, which can diminish your earnings. Moreover, the interest rate is locked in, so if rates rise after opening your CD, you won’t benefit from the increased rates unless the institution offers a renewal or rollover option. Despite these limitations, CDs are an excellent choice for those seeking a low-risk, steady income stream with a guaranteed return.
Overview of the Top 10 CD Rates in 2021
Financial institutions are continuously vying to offer the most competitive CD rates to attract deposits. For 2021, the following providers stand out as offering some of the best interest rates on their CD products, suitable for diverse investor needs—from short-term stashes to long-term savings goals.
Discover Bank
Discover Bank remains a prominent name in the realm of high-yield CDs. Their offerings include flexible terms ranging from 3 months to 10 years, with rates that generally top industry averages. Discover emphasizes transparency, with no hidden fees or bonus requirements complicating the investment process. Their high-yield CDs are perfect for investors seeking flexible terms and straightforward, competitive rates with no minimum deposit requirement beyond what is necessary to open an account.
Ally Bank
Ally Bank is renowned for its user-friendly digital platform and excellent customer service, making it a favorite among online savers. Their CD products feature some of the highest yields available in the market, especially for shorter to medium-term investments. Ally’s low minimum deposit of just $0 makes its CDs accessible to a broad range of investors. They also offer a no-penalty CD option, allowing you to access your funds before maturity without penalties—an attractive feature amidst increasing market volatility.
Quontic Bank
Quontic Bank distinguishes itself with a variety of CD options spanning from six months to five years. Known for their streamlined online application process, Quontic offers competitive rates that appeal to both cautious savers and more aggressive investors looking for higher yields. Their focus on a straightforward online experience simplifies the process of opening and managing CDs, making them an appealing choice for tech-savvy depositors.
Marcus by Goldman Sachs
Marcus offers an innovative approach with its "rate guarantee" policy. When you open a CD with Marcus, they guarantee your rate for the first 10 days after application. If interest rates increase during this window, Marcus automatically upgrades your rate, ensuring you maximize earnings without any extra effort. Such dynamic features, combined with competitive yields and no minimum deposit, make Marcus a top contender in the 2021 CD market.
Sallie Mae Bank
Primarily known for education savings, Sallie Mae Bank extends its competitive rates into the CD domain, offering various term options ideal for building a ladder strategy. Their flexible maturity options and attractive APYs make Sallie Mae a smart choice for those planning for future expenses or seeking consistent high-yield savings options.
TIAA Bank
TIAA Bank’s online CDs feature no monthly fees and flexible terms ranging from as short as three months to as long as five years. Their competitive annual percentage yields (APYs) are attractive for conservative investors aiming for stable growth. TIAA’s straightforward approach appeals to both individuals and institutions seeking reliable, backed investment options.
Tab Bank
Tab Bank offers a diverse portfolio of CD options, with eight different terms available—from three months up to five years. Their interest rates tend to range between 0.50% and 0.85%, providing a solid balance between short- and medium-term options. This flexibility enables investors to match their liquidity needs with optimal yields, making Tab Bank a versatile choice for savings growth.
For individual investors, the minimum deposit requirement is generally set at $1,000, making these options accessible to most depositors looking to secure higher returns on their savings.
Synchrony Bank
Synchrony Bank offers unique CD terms, including options for 3 and 15 months, along with traditional longer-term options. Their rates are competitive, and they are well-regarded for maintaining strong yields across their product range. Synchrony’s focus on shorter terms suits those who want higher liquidity while still earning appreciable interest.
Comenity Direct
While Comenity Direct charges a monthly maintenance fee, it compensates with flexible term options and relatively high yields on their CDs. These features make them a viable choice for savers who prefer shorter or longer durations but are willing to manage minimal fees in exchange for attractive interest rates.
Connexus Credit Union
Specializing in long-term savings, Connexus Credit Union offers some of the highest yields for 48- to 60-month share CDs. Membership is required, which involves becoming part of the credit union, often providing additional member benefits. Their high-yield long-term CDs are ideal for disciplined savers who can lock in their funds for nearly five years to enjoy premium rates.
In conclusion, 2021 has showcased a competitive landscape among financial institutions striving to offer the best CD rates. Whether you are looking for short-term liquidity or long-term growth, selecting the right CD product depends on your specific financial goals, risk tolerance, and liquidity needs. Be sure to compare these top providers and consider their terms, rates, and features to optimize your savings strategy in 2021 and beyond.