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Hingham Institution for Savings Locations & Branches Hingham, Massachusetts
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Hingham Institution for Savings operates 9 branches from its headquarters in Hingham, MA, .
Hingham Institution for Savings branch network
Its 9 branches span 2 states and 6 cities. The most are in MASSACHUSETTS (8) and DISTRICT OF COLUMBIA (1). MASSACHUSETTS holds 89.8% of its branch deposits. Hingham, MA has the most of its branches, 4. Its largest office by deposits is its main office in Hingham, MA, with $1.75B (66.9% of its branch deposits). It had the same number of branches on June 30, 2025.
Hingham Institution for Savings at a glance
Its CET1 capital ratio was 14.69% at Q2 2026, comfortably above the 7% level required once the capital conservation buffer is included.
- Total assets, Q2 2026
- $4.56B
- CET1 ratio, Q2 2026
- 14.69%
- Deposit insurance
- FDIC
- Regulator
- FDIC
- Latest call report
- Q2 2026, FFIEC 041
- Established
- 1834
Full financial profile · Is Hingham Institution for Savings safe? · Hingham Institution for Savings 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: Hingham, MA (4 branches) | 1 of 9 | 56.9% | $1.86B |
| State: MA (8 branches) | 23 of 112 | 0.4% | $2.35B |
Ranked by total assets among banks headquartered in the state: Largest banks in Massachusetts.
Share by county and metro area
Hingham Institution for Savings'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 |
|---|---|---|---|---|
| Plymouth, MA (5 branches) | 3 of 17 | 10.6% | $1.96B | $18.48B |
| District Of Columbia, DC (1 branch) | 19 of 34 | 0.5% | $266.8M | $55.87B |
| Nantucket, MA (1 branch) | 4 of 4 | 13.5% | $158.9M | $1.18B |
| Norfolk, MA (1 branch) | 28 of 35 | 0.2% | $117.8M | $50.19B |
| Suffolk, MA (1 branch) | 22 of 35 | <0.1% | $112.2M | $381.68B |
Metro areas
| Metro area | Rank | Deposit share | Deposits | Metro total |
|---|---|---|---|---|
| Boston-Cambridge-Newton, MA-NH (7 branches) | 20 of 99 | 0.4% | $2.19B | $580.15B |
| Washington-Arlington-Alexandria, DC-VA-MD-WV (1 branch) | 48 of 71 | <0.1% | $266.8M | $303.89B |
| Branch | Location | ZIP | Deposits |
|---|---|---|---|
| Hingham Institution for Savings (main office) | Hingham, MA | 02043 | $1.75B |
| Washington D.C. Branch | Washington, DC | 20007 | $266.8M |
| Nantucket Branch | Nantucket, MA | 02554 | $158.9M |
| Cohasset Branch | Cohasset, MA | 02025 | $117.8M |
| Boston Branch | Boston, MA | 02116 | $112.2M |
| Linden Ponds Branch | Hingham, MA | 02043 | $105.9M |
| Nantasket Avenue Branch | Hull, MA | 02045 | $102.6M |
| Drive-In Branch | Hingham, MA | 02043 | $0 |
| Main Office Administration Branch | Hingham, MA | 02043 | $0 |
Source: FDIC Summary of Deposits, June 30, 2026. How the survey works.
Regulator records: FDIC BankFind (cert 90211) · FFIEC NIC profile (RSSD 673909)