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Liquidity & Balance Sheet · Massachusetts

US Banks with Highest Share of Uninsured Deposits in Massachusetts

Ranked among banks headquartered in Massachusetts. Re-ranked 1-52 within the state from the same national ranking population.

#1 Share of Uninsured Deposits: STATE STREET BANK AND TRUST COMPANY — 73.22% . Uninsured deposits — those above the $250K FDIC insurance threshold — have economic incentive to flee at the first sign of trouble. The risk Silicon Valley Bank's failure brought to national attention.

Ranked: 52 banks with reported data Showing: Top 52 Source: FFIEC call reports (Q1 2026) What is this metric? See the US Banks with … glossary entry
# Bank HQ US Banks with … Total Assets
1 State Street Bank and Trust Company Boston , MA 73.22% $386.55B
2 Village Bank, the Auburndale , MA 52.94% $2.03B
3 South Shore Bank South Weymouth , MA 46.14% $2.56B
4 Dedham Institution for Savings Dedham , MA 42.81% $2.58B
5 Newburyport Five Cents Savings Bank Newburyport , MA 41.79% $1.58B
6 Berkshire Bank Pittsfield , MA 41.31% $12.03B
7 Bankprov Amesbury , MA 41.27% $1.49B
8 Adams Community Bank Adams , MA 41.23% $1.03B
9 Lowell Five Cent Savings Bank, the Tewksbury , MA 41.20% $1.88B
10 Eastern Bank Boston , MA 39.93% $30.62B
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11 Webster Five Cents Savings Bank Webster , MA 39.29% $1.31B
12 Everett Co-operative Bank Everett , MA 39.27% $1.65B
13 Avidia Bank Hudson , MA 39.02% $2.80B
14 Beacon Bank & Trust Boston , MA 38.45% $22.18B
15 Hingham Institution for Savings Hingham , MA 36.96% $4.55B
16 Cape & Coast Bank Yarmouth Port , MA 36.96% $1.67B
17 Martha's Vineyard Bank Edgartown , MA 36.30% $1.30B
18 East Cambridge Savings Bank Cambridge , MA 36.20% $1.67B
19 Northern Bank & Trust Company Woburn , MA 35.89% $3.27B
20 Bristol County Savings Bank Taunton , MA 35.61% $3.16B
21 Onelocal Bank Norwood , MA 35.21% $1.06B
22 Bluestone Bank Raynham , MA 35.17% $1.63B
23 Pentucket Bank Haverhill , MA 33.97% $1.11B
24 Bankesb Easthampton , MA 33.54% $2.01B
25 Baycoast Bank Swansea , MA 33.37% $2.89B
26 Mutualone Bank Framingham , MA 33.24% $1.26B
27 Enterprise Bank and Trust Company Lowell , MA 32.52% $4.95B
28 Leader Bank, N.A. Arlington , MA 32.47% $5.08B
29 Harborone Bank Brockton , MA 32.37% $5.63B
30 Rockland Trust Company Rockland , MA 32.15% $24.79B
31 Reading Co-operative Bank Reading , MA 30.81% $1.18B
32 Bankhometown Oxford , MA 30.52% $1.62B
33 Fidelity Co-operative Bank Leominster , MA 30.23% $1.34B
34 Westfield Bank Westfield , MA 29.64% $2.76B
35 Unibank for Savings Whitinsville , MA 29.59% $2.92B
36 Main Street Bank Marlborough , MA 29.39% $1.61B
37 Cambridge Savings Bank Cambridge , MA 29.16% $6.91B
38 Needham Bank Needham , MA 28.96% $7.17B
39 Trunorth Bank Peabody , MA 27.95% $3.27B
40 Peoplesbank Holyoke , MA 27.65% $4.63B
41 Institution for Savings in Newburyport and Its Vicinity Newburyport , MA 27.01% $5.41B
42 Cornerstone Bank Spencer , MA 27.00% $2.40B
43 Fall River Five Cents Savings Bank Fall River , MA 26.81% $1.90B
44 Greenfield Savings Bank Greenfield , MA 26.54% $1.49B
45 Watertown Savings Bank Watertown , MA 26.21% $1.44B
46 Country Bank for Savings Ware , MA 24.42% $2.22B
47 Florence Bank Florence , MA 24.05% $2.02B
48 North Easton Savings Bank South Easton , MA 23.31% $1.83B
49 Middlesex Savings Bank Natick , MA 22.01% $6.15B
50 Salem Five Cents Savings Bank Salem , MA 18.33% $8.57B
51 Cape Cod Five Cents Savings Bank Hyannis , MA 16.54% $5.46B
52 Mountainone Bank North Adams , MA 0.00% $1.07B

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All data sourced from the most recent FFIEC call report filings, refreshed each quarter as new filings are processed. This leaderboard excludes banks with total assets under $100,000K to filter out anomalous micro-bank ratios. See /data-updates/ for the current data freshness window.

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