Branch Network
Cambridge Savings Bank Locations & Branches Cambridge, Massachusetts
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Cambridge Savings Bank operates 21 branches from its headquarters in Cambridge, MA, .
Cambridge Savings Bank branch network
All 21 branches are in MASSACHUSETTS, across 14 cities. Cambridge, MA has the most of its branches, 4. Its largest office by deposits is its main office in Cambridge, MA, with $1.42B (26.5% of its branch deposits). It had the same number of branches on June 30, 2025.
Cambridge Savings Bank at a glance
Its CET1 capital ratio was 12.63% at Q2 2026, above regulatory requirements.
- Total assets, Q2 2026
- $6.98B
- CET1 ratio, Q2 2026
- 12.63%
- Deposit insurance
- FDIC
- Regulator
- FDIC
- Latest call report
- Q2 2026, FFIEC 041
- Established
- 1834
Full financial profile · Is Cambridge Savings Bank safe? · Cambridge Savings Bank call report · Routing number
Deposit market share
Share of all FDIC-insured deposits held in each area, from the June 30, 2026 Summary of Deposits. Rank 1 is the largest holder. Shares are by bank charter, not by holding company.
| Area | Rank | Deposit share | Deposits |
|---|---|---|---|
| City: Cambridge, MA (4 branches) | 2 of 12 | 21.2% | $1.91B |
| State: MA (21 branches) | 12 of 112 | 0.8% | $5.35B |
Ranked by total assets among banks headquartered in the state: Largest banks in Massachusetts.
Share by county and metro area
Cambridge Savings Bank's share of FDIC-insured deposits in the counties and metro areas where it has branches, from the June 30, 2026 Summary of Deposits. Up to the ten largest of each are shown, by the bank's deposits. Rank 1 is the largest holder. Banks only: credit unions are not in the Summary of Deposits.
Counties
| County | Rank | Deposit share | Deposits | County total |
|---|---|---|---|---|
| Middlesex, MA (19 branches) | 3 of 42 | 6.4% | $5.31B | $83.13B |
| Suffolk, MA (2 branches) | 27 of 35 | <0.1% | $43.1M | $381.68B |
Metro areas
| Metro area | Rank | Deposit share | Deposits | Metro total |
|---|---|---|---|---|
| Boston-Cambridge-Newton, MA-NH (21 branches) | 11 of 99 | 0.9% | $5.35B | $580.15B |
| Branch | Location | ZIP | Deposits |
|---|---|---|---|
| Cambridge Savings Bank (main office) | Cambridge, MA | 02138 | $1.42B |
| Http:Www.Ivybank.Com Branch | Waltham, MA | 02451 | $1.16B |
| Arlington Center Branch | Arlington, MA | 02476 | $292.9M |
| Porter Square Shopping Center Branch | Cambridge, MA | 02140 | $264.2M |
| Newton Centre Branch | Newton Center, MA | 02459 | $206.5M |
| Melrose Bank Branch | Melrose, MA | 02176 | $204.7M |
| Belmont Branch | Belmont, MA | 02478 | $199.1M |
| Lexington Branch | Lexington, MA | 02420 | $190.0M |
| Arlington Heights Branch | Arlington, MA | 02476 | $180.8M |
| East Arlington Branch | Arlington, MA | 02474 | $171.1M |
| Simonds Park Branch | Burlington, MA | 01803 | $158.9M |
| Central Square Branch | Cambridge, MA | 02139 | $138.9M |
| Bedford Branch | Bedford, MA | 01730 | $127.4M |
| Http:Www.Cambridgesavings.Com Branch | Waltham, MA | 02451 | $127.2M |
| Watertown Branch | Watertown, MA | 02472 | $122.4M |
| Concord Branch | Concord, MA | 01742 | $120.6M |
| Middlesex Turnpike Branch | Burlington, MA | 01803 | $104.7M |
| Cambridge Street Branch | Cambridge, MA | 02139 | $91.7M |
| Thompson Square | Charlestown, MA | 02129 | $41.4M |
| Assembly Row Branch | Somerville, MA | 02145 | $22.5M |
| Dorchester Branch | Dorchester, MA | 02125 | $1.6M |
Source: FDIC Summary of Deposits, June 30, 2026. How the survey works.
Regulator records: FDIC BankFind (cert 17870) · FFIEC NIC profile (RSSD 758703)