5 banks and credit unions have branches in Islandia. The Bank Fee Index holds published fees for 5 of them.
The count includes institutions based elsewhere that have a branch here.
Compared with New York
Where a fee has enough institutions for a local median, the Islandia median is within 10% of the New York median on all 1 fee.
Islandia counts institutions with a branch here, wherever headquartered. New York counts institutions headquartered in the state.
Pick a fee to compare Islandia with New York and the U.S. Each amount below links to the fee schedule it was read from, and an empty cell says why.
Published amounts here run from $30 to $35.
Median published overdraft fee
Islandia
5 institutions with a branch here
$32
New York
101 institutions headquartered in New York
$30
U.S.
2,605 institutions in the index
$30
Islandia covers every institution with a branch here, wherever it is headquartered. New York covers institutions headquartered in the state. U.S. covers every institution in the Bank Fee Index.
5 institutions, 5 with a published overdraft fee.
Bank · based in Toms River, NJ · 1 branch here
Account not yet known
“• Customers are charged a fee of $30 each time an overdraft transaction is paid.”
Bank · based in Columbus, OH · 1 branch here
Account not yet known
“+$34 OVERDRAFT FEE)”
Bank · based in Hicksville, NY · 1 branch here
Account not yet known
“assess an Overdraft Charge of $30 per Item. However, we will not charge you more than three Overdraft”
Bank · based in Providence, RI · 1 branch here
Account not yet known
“Overdraft Fee | $35 Per item paid if your account is overdrawn”
Credit union, membership rules apply · based in Medford, NY · 1 branch here
Account not yet known
“Courtesy Pay | $32.00 | Per item”
Largest banks by local bank deposits
Share of the $814 million in bank deposits at branches here, FDIC Summary of Deposits 2026. Credit unions report no deposits by branch.
County context: Suffolk County
Deposits and branches cover the City of Islandia. Population and income cover Suffolk County, the county with most of Islandia's bank branches, not the city alone. This is background. None of it sets or explains a fee.
Bank deposits
Change at branches here, 2021 to 2026
Bank branches
Change in branch count, 2016 to 2026
Population
Change between the 2022 and 2024 Census estimates
Median household income
Census estimate, 2024
Deposits and branches: FDIC Summary of Deposits, 2026 and earlier years. Population and income: Census American Community Survey 5-year estimates for Suffolk County.
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