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IMPORTANT NOTICE TO OUR MEMBERS:  Mass Bay Credit Union wants you to know that your deposits are insured in full.  The National Credit Union Administration (NCUA), which is backed by the Federal Government, covers deposits up to $250,000.  MBCU has additional deposit insurance through the Mass Credit Union Share Insurance Corporation (MSIC) to cover deposits over $250,000.  Rest assured; we have you covered, and your deposits are safe with MBCU. 

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Deposit Rates

Account Type * Minimum Balance To Open Minimum Average Daily Balance to Earn APY Annual Percentage Yield (APY) **
Main Share/Misc Share
$5
$5 - $499.99
0.03%
 
 
$500 - $9,999.99
0.05%
 
 
$10,000 - Above
0.10%
 
Money Market
$10
$10 - $2,499.99
0.05%
 
 
$2,500 - $9,999.99
0.15%
 
 
$10,000 - $19,999.99
0.35%
 
 
$20,000 - $49,999.99
0.50%
    $50,000 - $99,999.99 0.60%
    $100,000 - $249,999.99 0.80%
    $250,000 - ABOVE 0.80%
 
I.R.A Share
None
$0 - $499.99
0.03%
 
 
$500 - $9,999.99
0.05%
 
 
$10,000.00 - Above
0.10%
 
NOW Checking
None $5
0.03%
 
Vacation Club
None
None
0.05%
 
Christmas Club
None
None
0.05%
 
Business Share
$25
$25 - $499.99
0.03%
 
 
$500 - $9,999.99
0.05%
 
 
$10,000 - Above
0.10%
 
 
 
 
Certificates Term * +
Minimum Balance To Open
Minimum Average Daily Balance To Earn APY
Annual Percentage Yield (APY) 
3 Months
$500
$500
0.50%
6 Months   
$500
$500
2.00%
10 Months *** $500 $500 4.75%
12 Months
$500
$500
4.00%
14 Months
$500
$500
1.75%
16 Months ***
$500
$500
4.75%
17 Months ***
$500
$500
5.00%
18 Months 
$500
$500
4.00%
24 Months   
$500
$500
3.00%
28 Months
$500
$500
1.50%
36 Months
$500
$500
2.65%
48 Months
$500
$500
2.65%
60 Months
$500
$500
3.35%
IRA Certificates Term * +
Minimum Balance To Open
Minimum Average Daily Balance To Earn APY
Annual Percentage Yield (APY) 
3 Months
$500
$500
0.50%
6 Months 
$500
$500
2.00%
10 Months *** $500 $500 4.75%
12 Months 
$500
$500
4.00%
14 Months
$500
$500
1.75%
16 Months ***
$500
$500
4.75%
17 Months ***
$500
$500
5.00%
18 Months
$500
$500
4.00%
24 Months 
$500
$500
3.00%
28 Months
$500
$500
1.50%
36 Months
$500
$500
2.65%
48 Months
$500
$500
2.65%
60 Months
$500
$500
3.35%

* Fees may reduce earnings.
** Rates are subject to change without notice. 
+ Certificates may be subject to penalty for early withdrawal.

*** This account type has a $250,000 maximum deposit per Member

Current Rates - Effective March 17, 2023

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