Bank Deposits in Middlesex County, Massachusetts

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

Total bank deposits

$83.14B

Bank offices

442

Banks present

Top 4 banks' share

42.6%

Deposit market share in Middlesex County

#	Bank	Branch deposits here	Share
1	Bank Of America, National Association	$16.10B	19.4%
2	Citizens Bank, National Association	$8.80B	10.6%
3	Cambridge Savings Bank	$5.31B	6.4%
4	Td Bank, National Association	$5.25B	6.3%
5	Eastern Bank	$4.88B	5.9%
6	Leader Bank, National Association	$4.10B	4.9%
7	Middlesex Savings Bank	$3.79B	4.6%
8	Manufacturers And Traders Trust Company	$3.59B	4.3%
9	Rockland Trust Company	$3.53B	4.2%
10	Santander Bank, N.A.	$3.33B	4.0%
11	Northern Bank & Trust Company	$2.82B	3.4%
12	The Village Bank	$1.80B	2.2%
13	Jpmorgan Chase Bank, National Association	$1.78B	2.1%
14	Avidia Bank	$1.58B	1.9%
15	Beacon Bank And Trust	$1.50B	1.8%
16	The Lowell Five Cent Savings Bank	$1.34B	1.6%
17	Watertown Savings Bank	$1.25B	1.5%
18	East Cambridge Savings Bank	$1.24B	1.5%
19	Main Street Bank	$1.21B	1.5%
20	Salem Five Cents Savings Bank	$1.15B	1.4%
21	Mutualone Bank	$924.50M	1.1%
22	Everett Co-Operative Bank	$924.02M	1.1%
23	Needham Bank	$873.66M	1.1%
24	Winchester Co-Operative Bank	$773.77M	0.9%
25	Stonehambank, A Co-Operative Bank	$773.16M	0.9%
26	Reading Co-Operative Bank	$765.15M	0.9%
27	Winchester Savings Bank	$761.87M	0.9%
28	The Savings Bank	$598.53M	0.7%
29	Middlesex Federal Savings, F.A.	$576.50M	0.7%
30	Pnc Bank, National Association	$420.53M	0.5%

Credit unions with branches in Middlesex County

First Technology - 11 branches
Jeanne D'Arc - 10 branches
Hanscom - 9 branches
Metro - 7 branches
St. Mary'S - 7 branches
Brightbridge - 6 branches
Mass. Institute Of Tech. - 5 branches
Workers - 5 branches
Stoneham Municipal Employees - 4 branches
Somerville Municipal - 3 branches
Common Trust - 3 branches
Harvard - 3 branches
Members Plus - 3 branches
Cambridge Municipal Employees - 2 branches
Metrowest Community - 2 branches
Arlington Municipal - 2 branches
Burlington Municipal Employees - 2 branches
Usalliance - 2 branches
Webster First - 2 branches
Billerica Municipal Employees - 2 branches

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.