Bank Deposits in Suffolk County, Massachusetts

Where bank deposits are booked in Suffolk County - FDIC Summary of Deposits, June 30, 2026.

Total bank deposits

$381.17B

Bank offices

199

Banks present

Top 4 banks' share

93.5%

Deposit market share in Suffolk County

#	Bank	Branch deposits here	Share
1	State Street Bank And Trust Company	$242.09B	63.5%
2	Bank Of America, National Association	$62.61B	16.4%
3	Citizens Bank, National Association	$38.93B	10.2%
4	Santander Bank, N.A.	$12.75B	3.3%
5	Eastern Bank	$9.37B	2.5%
6	Beacon Bank And Trust	$4.24B	1.1%
7	Td Bank, National Association	$2.97B	0.8%
8	Rockland Trust Company	$2.23B	0.6%
9	Jpmorgan Chase Bank, National Association	$1.40B	0.4%
11	East West Bank	$771.66M	0.2%
12	First-Citizens Bank & Trust Company	$607.03M	0.2%
13	The Cooperative Bank	$457.83M	0.1%
14	Safra National Bank Of New York	$210.49M	0.1%
15	Pnc Bank, National Association	$201.05M	0.1%
16	Manufacturers And Traders Trust Company	$184.07M	0.0%
17	First American Trust, FSB	$167.87M	0.0%
18	Leader Bank, National Association	$166.31M	0.0%
19	The Northern Trust Company	$148.14M	0.0%
20	Commonwealth Co-Operative Bank	$140.59M	0.0%
21	Eagle Bank	$112.55M	0.0%
22	Hingham Institution For Savings	$112.20M	0.0%
23	Cathay Bank	$109.49M	0.0%
24	East Cambridge Savings Bank	$94.60M	0.0%
25	Dedham Institution For Savings	$94.39M	0.0%
26	Salem Five Cents Savings Bank	$77.49M	0.0%
27	Cambridge Savings Bank	$43.09M	0.0%
28	Needham Bank	$41.05M	0.0%
29	Oneunited Bank	$19.34M	0.0%
30	Happen Bank, National Association	$0	0.0%

Credit unions with branches in Suffolk County

City Of Boston - 6 branches
Metro - 5 branches
Hanscom - 3 branches
Harvard - 3 branches
American Airlines - 2 branches
First Priority - 2 branches
Members Plus - 2 branches
Alpha - 2 branches
Mass Bay - 2 branches
Tremont - 2 branches
Boston Customs - 1 branch
Chelsea Employees - 1 branch
600 Atlantic - 1 branch
Cheyenne-Laramie County Employees - 1 branch
Sag-Aftra - 1 branch
New England Lee - 1 branch
Symphony - 1 branch
New England Teamsters - 1 branch
M.O.S.E.S. - 1 branch
Taupa Lithuanian - 1 branch

Credit unions do not report deposits by branch, so only bank deposits are ranked above.

Deposits are booked at the branch office that holds them (FDIC Summary of Deposits), which is not always where the depositor lives - online banks concentrate deposits at a few offices.