Branch Presence
Banks with Branches in Portland, ME
Northeast Bank is the biggest bank in Portland, ME, with $2.84B in deposits at its Portland branches, 30.2% of the city's total as of the June 30, 2026 FDIC Summary of Deposits. Bangor Savings Bank has the most branches here, with 5.
17 banks operate 35 branches in Portland, ME, ranked below by local branch count from the FDIC Summary of Deposits. This counts every bank with a branch here, not only banks headquartered locally.
Deposit share is each bank's share of the $9.41B held in Portland, ME, as of the June 30, 2026 FDIC Summary of Deposits, ranked by deposits (#1 is largest). Banks that book deposits at a headquarters branch can show a share that exceeds their local customer base.
| Bank | Branches in Portland | Local deposits | Deposit share |
|---|---|---|---|
| Bangor Savings Bank | 5 | $564.7M | 6.0% (#6) |
| TD Bank, N.A. | 4 | $1.26B | 13.3% (#3) |
| Northeast Bank | 3 | $2.84B | 30.2% (#1) |
| Bank of America, N.A. | 3 | $1.29B | 13.7% (#2) |
| Maine Community Bank | 3 | $490.4M | 5.2% (#8) |
| Norway Savings Bank | 3 | $124.4M | 1.3% (#10) |
| KeyBank N.A. | 2 | $1.13B | 12.0% (#4) |
| NBT Bank, N.A. | 2 | $67.4M | 0.7% (#12) |
| Bath Savings Institution | 2 | $57.5M | 0.6% (#13) |
| Camden National Bank | 1 | $700.4M | 7.4% (#5) |
| Machias Savings Bank | 1 | $502.4M | 5.3% (#7) |
| Androscoggin Savings Bank | 1 | $189.6M | 2.0% (#9) |
| Kennebec Savings Bank | 1 | $69.7M | 0.7% (#11) |
| JPMorgan Chase Bank, N.A. | 1 | $45.1M | 0.5% (#14) |
| Manufacturers and Traders Trust Company | 1 | $33.2M | 0.4% (#15) |
| Saco & Biddeford Savings Institution | 1 | $29.9M | 0.3% (#16) |
| Skowhegan Savings Bank | 1 | $17.9M | 0.2% (#17) |
County deposit market: Cumberland, ME
The $16.13B held across 19 FDIC-insured banks in this county, as of the June 30, 2026 FDIC Summary of Deposits. The 10 largest are shown; see every bank in the Cumberland, ME market with its change from a year earlier. Banks only: credit unions are not in the Summary of Deposits.
| Rank | Bank | Deposit share | Deposits | Branches |
|---|---|---|---|---|
| 1 | Northeast Bank | 18.8% | $3.04B | 4 |
| 2 | TD Bank, N.A. | 15.6% | $2.52B | 12 |
| 3 | Bank of America, N.A. | 12.5% | $2.02B | 10 |
| 4 | KeyBank N.A. | 11.3% | $1.82B | 11 |
| 5 | Maine Community Bank | 10.0% | $1.61B | 16 |
| 6 | Bangor Savings Bank | 6.4% | $1.04B | 10 |
| 7 | Norway Savings Bank | 5.5% | $881.3M | 16 |
| 8 | Camden National Bank | 5.2% | $834.8M | 4 |
| 9 | Machias Savings Bank | 3.1% | $502.4M | 1 |
| 10 | Bath Savings Institution | 3.1% | $501.4M | 9 |
Metro area deposit market: Portland-South Portland, ME
The $22.79B held across 23 FDIC-insured banks in this metro area, as of the June 30, 2026 FDIC Summary of Deposits. The 10 largest are shown; see every bank in the Portland-South Portland, ME market with its change from a year earlier. Banks only: credit unions are not in the Summary of Deposits.
| Rank | Bank | Deposit share | Deposits | Branches |
|---|---|---|---|---|
| 1 | TD Bank, N.A. | 13.8% | $3.14B | 17 |
| 2 | Northeast Bank | 13.3% | $3.04B | 4 |
| 3 | Bank of America, N.A. | 10.0% | $2.28B | 12 |
| 4 | Maine Community Bank | 9.1% | $2.06B | 21 |
| 5 | KeyBank N.A. | 8.7% | $1.98B | 14 |
| 6 | Kennebunk Savings Bank | 5.9% | $1.34B | 12 |
| 7 | Bangor Savings Bank | 5.8% | $1.31B | 17 |
| 8 | Camden National Bank | 5.5% | $1.26B | 10 |
| 9 | Bath Savings Institution | 4.6% | $1.04B | 10 |
| 10 | Norway Savings Bank | 4.5% | $1.02B | 19 |
Banks in Portland: common questions
What is the biggest bank in Portland, ME?
Northeast Bank is the biggest bank in Portland, ME, with $2.84B in deposits at its Portland branches, 30.2% of the city's total as of the June 30, 2026 FDIC Summary of Deposits. Bangor Savings Bank has the most branches there, with 5.
How many banks are in Portland, ME?
17 FDIC-insured banks operate 35 branches in Portland, ME as of the June 30, 2026 FDIC Summary of Deposits. This counts every bank with a branch in the city, not only banks headquartered there. Credit unions are not in the Summary of Deposits.
What are the largest banks in Portland, ME?
Ranked by deposits held in Portland branches as of the June 30, 2026 FDIC Summary of Deposits: 1. Northeast Bank (30.2%); 2. Bank of America, N.A. (13.7%); 3. TD Bank, N.A. (13.3%); 4. KeyBank N.A. (12.0%); 5. Camden National Bank (7.4%). The share is each bank's part of all deposits in the city.
Largest banks in Maine
For the state as a whole, see the largest banks in Maine, ranked by total assets and by deposits in Maine branches, or every bank in the Maine bank directory.
About this data
Branch counts and local deposits come from the FDIC Summary of Deposits, the annual June 30 survey of branch-office deposits for every FDIC-insured bank. Click any bank to see its full regulatory profile and complete branch network. Looking for banks headquartered here instead? See the US bank directory.