ConnectOne Bank
1 detailed location
Local banking directory
Search detailed locations Banks and Bank Branches in Port Jefferson, New York
The FDIC reported 5 deposit-reporting offices from 5 institutions in Port Jefferson as of June 30, 2025. Bankular currently provides 5 detailed location pages with addresses, maps and directions.
FDIC-reported offices5
Institutions reporting5
Detailed location pages5
Reported branch deposits$444.3M
SOD reporting dateJune 30, 2025
Market analysis
What the deposit data shows
Largest institutionChase29.51% of deposits
Top three share81.90%
Deposit HHI2,443Moderate concentration
Current detailed pages5Matches the June 2025 SOD office count
Chase held 29.51% of reported branch deposits in Port Jefferson. The three largest institutions together held 81.90%. Bankular places the resulting HHI of 2,443 in its moderate concentration descriptive band.
Branch map
Detailed bank locations in Port Jefferson
Select a marker to open the detailed location page.
Detailed directory
Institutions with validated location pages
Dime Commercial Bank
1 detailed location
Hanover Community Bank
1 detailed location
Chase
1 detailed location
M&T Bank
1 detailed location
Location pages
Detailed bank locations in Port Jefferson
ConnectOne Bank
1 detailed locationDime Commercial Bank
1 detailed locationHanover Community Bank
1 detailed locationChase
1 detailed locationM&T Bank
1 detailed locationLocal deposit market
Reported offices, deposits and market share
| Institution | Reported offices | Deposits | Share |
|---|---|---|---|
| Chase | 1 | $131.1M | 29.51% |
| ConnectOne Bank | 1 | $122.8M | 27.63% |
| M&T Bank | 1 | $110.0M | 24.76% |
| Dime Commercial Bank | 1 | $58.0M | 13.07% |
| Hanover Community Bank | 1 | $22.4M | 5.04% |