18 Month CD Rates

Compare rates on 18 month CDs from banks and credit unions. Use the filter box below to customize your results. You can also use our Early Withdrawal Penalty Calculator to compare an 18-month CD rate to the effective APY of a CD with a longer term and higher rate that is broken at the 18 month mark. Click here to read more about features and tips related to 18-month CDs.

Location
Deposit Amount
Filters
Institution
APY
Early Withdrawal Penalty (Days)
Min. to Earn
Min. Deposit
Katahdin Federal Credit Union
NCUA Insured
15 Month Share Certificate Special
5.0 Our Rating
5.38%
$500
View
Katahdin Federal Credit Union
15 Month Share Certificate Special
View
5.0 Our Rating NCUA Insured
APY 5.38%
Early Withdrawal Penalty (Days)
Minimum to Earn $500
Minimum Deposit
Spokane City Credit Union
NCUA Insured
15 Month CD Special - New Money
5.0 Our Rating
5.11%
$0
View
Spokane City Credit Union
15 Month CD Special - New Money
View
5.0 Our Rating NCUA Insured
APY 5.11%
Early Withdrawal Penalty (Days)
Minimum to Earn $0
Minimum Deposit
First Credit Union
NCUA Insured
17 Month CD Special
5.0 Our Rating
5.05%
$500
View
First Credit Union
17 Month CD Special
View
5.0 Our Rating NCUA Insured
APY 5.05%
Early Withdrawal Penalty (Days)
Minimum to Earn $500
Minimum Deposit
Everwise Credit Union
NCUA Insured
15 Month CD Special
5.0 Our Rating
4.91%
$500
View
Everwise Credit Union
15 Month CD Special
View
5.0 Our Rating NCUA Insured
APY 4.91%
Early Withdrawal Penalty (Days)
Minimum to Earn $500
Minimum Deposit
Bank Five Nine (WI)
Member FDIC
15 Month CD Special - New Money
3.6 Our Rating
4.90%
$2.5k
View
Bank Five Nine (WI)
15 Month CD Special - New Money
View
3.6 Our Rating Member FDIC
APY 4.90%
Early Withdrawal Penalty (Days)
Minimum to Earn $2.5k
Minimum Deposit
Second Federal Savings and Loan Association of Philadelphia
Member FDIC
17 Month CD Special
3.4 Our Rating
4.85%
$10k
View
Second Federal Savings and Loan Association of Philadelphia
17 Month CD Special
View
3.4 Our Rating Member FDIC
APY 4.85%
Early Withdrawal Penalty (Days)
Minimum to Earn $10k
Minimum Deposit
Harborstone Credit Union
NCUA Insured
12 - 17 Month CD
4.6 Our Rating
4.75%
90 Days
$500
$500
View
Harborstone Credit Union
12 - 17 Month CD
View
4.6 Our Rating NCUA Insured
APY 4.75%
Early Withdrawal Penalty (Days) 90 Days
Minimum to Earn $500
Minimum Deposit $500
Texas National Bank of Jacksonville
Member FDIC
15 Month CD Special
3.4 Our Rating
4.75%
$10k
View
Texas National Bank of Jacksonville
15 Month CD Special
View
3.4 Our Rating Member FDIC
APY 4.75%
Early Withdrawal Penalty (Days)
Minimum to Earn $10k
Minimum Deposit
MidWest America Federal Credit Union
NCUA Insured
16 Month CD Special
5.0 Our Rating
4.70%
$500
View
MidWest America Federal Credit Union
16 Month CD Special
View
5.0 Our Rating NCUA Insured
APY 4.70%
Early Withdrawal Penalty (Days)
Minimum to Earn $500
Minimum Deposit
Peoples Bank (Indianola, IA)
Member FDIC
15 Month CD
4.3 Our Rating
4.70%
$1k
View
Peoples Bank (Indianola, IA)
15 Month CD
View
4.3 Our Rating Member FDIC
APY 4.70%
Early Withdrawal Penalty (Days)
Minimum to Earn $1k
Minimum Deposit
Code Credit Union
NCUA Insured
15 Month Preferred Certificate
3.4 Our Rating
4.59%
$10k
View
Code Credit Union
15 Month Preferred Certificate
View
3.4 Our Rating NCUA Insured
APY 4.59%
Early Withdrawal Penalty (Days)
Minimum to Earn $10k
Minimum Deposit
MetroWest Community FCU
NCUA Insured
15 Month CD
5.0 Our Rating
4.59%
$500
View
MetroWest Community FCU
15 Month CD
View
5.0 Our Rating NCUA Insured
APY 4.59%
Early Withdrawal Penalty (Days)
Minimum to Earn $500
Minimum Deposit
American Bank & Trust Company, Inc.
Member FDIC
15 Month CD
4.3 Our Rating
4.55%
$1k
View
American Bank & Trust Company, Inc.
15 Month CD
View
4.3 Our Rating Member FDIC
APY 4.55%
Early Withdrawal Penalty (Days)
Minimum to Earn $1k
Minimum Deposit
First Exchange Bank
Member FDIC
15 Month CD
4.0 Our Rating
4.55%
$500
$500
View
First Exchange Bank
15 Month CD
View
4.0 Our Rating Member FDIC
APY 4.55%
Early Withdrawal Penalty (Days)
Minimum to Earn $500
Minimum Deposit $500
RiverFall Credit Union
NCUA Insured
18 Month CD Special
5.0 Our Rating
4.54%
$500
View
RiverFall Credit Union
18 Month CD Special
View
5.0 Our Rating NCUA Insured
APY 4.54%
Early Withdrawal Penalty (Days)
Minimum to Earn $500
Minimum Deposit
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18-Month CD Rates

Certificates of Deposit (or CDs) are financial products located somewhere on the “risk scale” in between savings accounts and common stock. Bank CDs, called Share Certificates by many credit unions, are offered in various ways and with varying maturity times. The 18-month CD is a popular offering because it is long enough to earn a fairly competitive yield, but short enough to avoid the draining effect of rising inflation on purchasing power.

18-Month CD Rate History – Average APY (%) Rate Trend over Time

Inflation Risk

Due to the “fixed” nature of certificate of deposit investments, long term CDs are threatened by an increasing rate of inflation. If the inflation rate surpasses the interest rate you are earning on a given CD, you have to make a choice to either withdraw the funds early (incurring a penalty) or suffer the devaluing of your money until the CD reaches maturity or the inflation rate reverses. The 18-month CD is short enough so that if inflation does surpass your interest rate, you won’t suffer very long. Because banks and credit unions usually link their CD rates with the inflation rate, it is good practice to evaluate whether inflation is trending upward or downward before locking in a fixed rate CD.

Short vs. Long-Term CDs

If you are not sure when you might need to access the funds that you are considering investing in a CD, a short term CD could be a better option (so as not to leave yourself in a liquidity pinch). The way to get the most value out of a CD is to pick a maturity date of when you think you will need the money and forget about it until it comes due. If withdrawal is not an option in your mind, it would make it easier to plan appropriately for expenses occurring before the CD matures.

Make sure that the institution offering the 18-month CD is federally insured so that if the institution fails, your money is guaranteed by the government to be reimbursed. Also, make sure to read the account agreement that you are making with the bank or credit union and check to see if they have placed any conditions on their obligation to repay your principal in full upon maturity of the CD. You should be able to receive your proceeds without any conditions.