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Highest 18-Month CD Rates in Illinois
102 Illinois-specific 18-Month CD products

By Aviel Fahl

Newest reading: October 13, 2026

Top Illinois Rate:4.62% APYFDIC or NCUA Insured

The Illinois market

Illinois accounts

102

Institutions

98

Top Illinois APY

4.62% APY

Nationally: 4.75% APY

102 18-month CDs are open only to Illinois residents, from 98 institutions. The highest advertised APY among them is 4.62%.

The highest nationally available rate is 4.75% APY, 13 basis points above the Illinois leader.

Illinois-Specific 18-Month CD Rates

18-Month CD rates specifically available to Illinois residents. Business, youth and IRA CDs are not included on this page.

Top 50 CD terms from 49 banks,sorted by highest APY
#1
First Savings Bank of Hegewisch

18 Month Variable Rate Certificate

Term: 18 months

4.62%
APY
Observed: Oct 13, 2026
Min Deposit

$1,000

Branches

N/A

#2
Fidelity Bank & Trust

18 Month CD

Term: 18 months

4.30%
APY
Observed: Oct 13, 2026
Min Deposit

N/A

Branches

Yes

#3
Great Rivers Bank

18-Month CD

Term: 18 months

4.25%
APY
Observed: Oct 7, 2026
Min Deposit

N/A

Branches

Yes

#4
First Community Bank of Hillsboro

18 Month CD

Term: 18 months

4.15%
APY
Observed: Oct 7, 2026
Min Deposit

$1,000

Branches

Yes

#5
Alliance Community Bank

18 Month CD

Term: 18 months

4.07%
APY
Observed: Oct 7, 2026
Min Deposit

$1,000

Branches

Yes

#6
First FSB of Mascoutah

18 Month CD/IRA

Term: 18 months

4.06%
APY
Observed: Oct 13, 2026
Min Deposit

$1,000

Branches

Yes

#7
The FNB Community Bank

18-Month CD

Term: 18 months

4.06%
APY
Observed: Oct 7, 2026
Min Deposit

$1,000

Branches

Yes

#8
First State Bank

18 Month CD

Term: 18 months

4.04%
APY
Observed: Oct 10, 2026
Min Deposit

$1,000

Branches

Yes

#9
First National Bank in Olney

18 Month CD

Term: 18 months

3.82%
APY
Observed: Oct 7, 2026
Min Deposit

$500

Branches

Yes

#10
First Bank Chicago

18 Month CD

Term: 18 months

3.80%
APY
Observed: Oct 7, 2026
Min Deposit

$2,500

Branches

Yes

#11
State Bank of Graymont

18 Month CD

Term: 18 months

3.80%
APY
Observed: Oct 7, 2026
Min Deposit

$1,000

Branches

Yes

#12
State Bank

18-Month CD

Term: 18 months

3.80%
APY
Observed: Oct 7, 2026
Min Deposit

$1,000

Branches

Yes

#13
Teutopolis State Bank

18 Month CD

Term: 18 months

3.79%
APY
Observed: Oct 7, 2026
Min Deposit

$500

Branches

Yes

#14
United Trust Bank

17/18/19 Month CD Special

Term: 17-19 months

Up to3.75%
APY

On balances of $75,000 to $250,000 · 3.55% below

Observed: Oct 13, 2026
Min Deposit

$3,000

Branches

Yes

#15
Armed Forces Bank, National Association

18-Month CD

Term: 18 months

3.75%
APY
Observed: Oct 7, 2026
Min Deposit

$500

Branches

Yes

#16
Central Bank Illinois

18 Month CD

Term: 18 months

3.75%
APY
Observed: Oct 13, 2026
Min Deposit

$1,000

Branches

Yes

#17
Clay County State Bank

18 Month CD

Term: 18 months

3.70%
APY
Observed: Oct 7, 2026
Min Deposit

$500

Branches

Yes

#18
Murphy-Wall State Bank and Trust Company

18 Month New Money CD Special

Term: 18 months

3.65%
APY
Observed: Oct 7, 2026
Min Deposit

$2,500

Branches

N/A

#19
The Clay City Banking Co.

18 Month CD

Term: 18 months

3.65%
APY
Observed: Oct 7, 2026
Min Deposit

N/A

Branches

N/A

#20
Washington Savings Bank

18 Month CD

Term: 18 months

3.65%
APY
Observed: Oct 7, 2026
Min Deposit

$1,000

Branches

Yes

#21
Eureka Savings Bank

18 Month CD

Term: 18 months

3.56%
APY
Observed: Oct 7, 2026
Min Deposit

$1,000

Branches

Yes

#22
The First National Bank of Raymond

18 Month CD

Term: 18 months

3.56%
APY
Observed: Oct 7, 2026
Min Deposit

$1,000

Branches

Yes

#23
First State Bank of Campbell Hill

18-Month Certificates of Deposits

Term: 18 months

3.55%
APY
Observed: Oct 7, 2026
Min Deposit

$500

Branches

Yes

#24
The First National Bank of Ava

18 Month CD

Term: 18 months

3.54%
APY
Observed: Oct 12, 2026
Min Deposit

$500

Branches

N/A

#25
Blackhawk Bank & Trust

18-month SHC CD

Term: 18 months

3.50%
APY
Observed: Oct 7, 2026
Min Deposit

$500

Branches

Yes

#26
Crossroads Bank

18 Month CD

Term: 18 months

3.50%
APY
Observed: Oct 13, 2026
Min Deposit

$2,000

Branches

N/A

#27
Lindell Bank & Trust Company

18-Month Special Certificates of Deposit**

Term: 18 months

3.50%
APY
Observed: Oct 13, 2026
Min Deposit

$10,000

Branches

Yes

#28
First Community Bank, Xenia-Flora

18 Months CD

Term: 18 months

3.45%
APY
Observed: Oct 7, 2026
Min Deposit

$500

Branches

Yes

#29
Vermont State Bank

18 months CD

Term: 18 months

Up to3.28%
APY

Needs at least $100,000

Observed: Oct 7, 2026
Min Deposit

$500

Branches

Yes

#30
Blackhawk Bank & Trust

18-month CD

Term: 18 months

3.25%
APY
Observed: Oct 7, 2026
Min Deposit

$500

Branches

Yes

#31
Farmers National Bank

18 Month CD

Term: 18 months

Up to3.25%
APY

Needs at least $100,000

Observed: Oct 7, 2026
Min Deposit

$500

Branches

Yes

3.25%
APY
Observed: Oct 7, 2026
Min Deposit

$1,000

Branches

Yes

#33
Warren-Boynton State Bank

18 Month CD

Term: 18 months

3.25%
APY
Observed: Oct 7, 2026
Min Deposit

N/A

Branches

Yes

#34
Constitution Bank, National Association

18 Month CD

Term: 18 months

3.10%
APY
Observed: Oct 7, 2026
Min Deposit

$1,000

Branches

Yes

#35
Community Savings Bank

1 1/2 Year Certificate

Term: 18 months

3.03%
APY
Observed: Oct 7, 2026
Min Deposit

$500

Branches

Yes

#36
First Security Bank

18 Month CD

Term: 18 months

3.00%
APY
Observed: Oct 7, 2026
Min Deposit

N/A

Branches

Yes

#37
Bank of Rantoul

18 Month CD

Term: 18 months

2.88%
APY
Observed: Oct 7, 2026
Min Deposit

$500

Branches

N/A

#38
2.82%
APY
Observed: Oct 7, 2026
Min Deposit

N/A

Branches

Yes

2.78%
APY
Observed: Oct 7, 2026
Min Deposit

$500

Branches

Yes

#40
Union Federal Savings and Loan Association

18 Month Certificate

Term: 18 months

2.78%
APY
Observed: Oct 13, 2026
Min Deposit

$200

Branches

Yes

#41
The First National Bank of Okawville

18 Month CD

Term: 18 months

2.77%
APY
Observed: Oct 7, 2026
Min Deposit

$500

Branches

Yes

#42
Hickory Point Bank and Trust

18 Month CD

Term: 18 months

2.76%
APY
Observed: Oct 7, 2026
Min Deposit

$1,000

Branches

N/A

#43
Federated Bank

18-Month Certificate

Term: 18 months

2.68%
APY
Observed: Oct 7, 2026
Min Deposit

$1,000

Branches

Yes

2.28%
APY
Observed: Oct 7, 2026
Min Deposit

$1,000

Branches

Yes

#45
1NB Bank

18 Month CD

Term: 18 months

2.27%
APY
Observed: Oct 7, 2026
Min Deposit

$1,000

Branches

N/A

#46
First Southern Bank

18 Month CD

Term: 18 months

2.27%
APY
Observed: Oct 7, 2026
Min Deposit

$1,000

Branches

Yes

#47
The Havana National Bank

18 Month CD

Term: 18 months

2.27%
APY
Observed: Oct 7, 2026
Min Deposit

$1,000

Branches

Yes

#48
American Metro Bank

18 Month Certificate

Term: 18 months

Up to2.25%
APY

Needs at least $100,000

Observed: Oct 7, 2026
Min Deposit

$1,000

Branches

Yes

#49
First National Bank of Steeleville

18 Month CD

Term: 18 months

2.25%
APY
Observed: Oct 13, 2026
Min Deposit

N/A

Branches

Yes

#50
Waterman Bank

18 Month

Term: 18 months

2.25%
APY
Observed: Oct 13, 2026
Min Deposit

$0

Branches

Yes

Nationally Available 18-Month CD Rates

The 8 highest 18-Month CD rates available nationwide, including in Illinois.

InstitutionProduct / Term
Bread Savings
18-Month CD18 months
4.75%
Popular Direct
18 Months18 months
4.65%
Barclays
18-Month CD18 months
4.50%
E*TRADE from Morgan Stanley
18-Month Certificates of Deposit18 months
4.40%
Marcus by Goldman Sachs
18-Month High Yield CD18 months
4.40%
Sallie Mae Bank
18-Month Certificates of deposit CDs18 months
4.40%
Salem Five Direct
18-Month Special CD18 months
4.36%
Rising Bank
Rising CD 18-Month18 months
4.35%

See the full national list