6 banks and credit unions have branches in Seabrook. The Bank Fee Index holds published fees for 6 of them.
The count includes institutions based elsewhere that have a branch here.
Largest gap from New Hampshire
Seabrook counts institutions with a branch here, wherever headquartered. New Hampshire counts institutions headquartered in the state.
Seabrook
6 institutions with a branch here
$17.50
New Hampshire
14 institutions headquartered in New Hampshire
$30
U.S.
3,349 institutions in the index
$27.50
Chosen as the fee whose Seabrook median sits furthest from New Hampshire's in percentage terms, among fees at least 5 local institutions publish.
Pick a fee to compare Seabrook with New Hampshire and the U.S. Each amount below links to the fee schedule it was read from, and an empty cell says why.
Four published overdraft fees: $15–$35.
Medians for reference: New Hampshire $30 · U.S. $30
Local median not shown; five institutions required.
6 institutions, 4 with a published overdraft fee.
Bank · based in Wilmington, DE · 1 branch here
Account not yet known
“$35 fee per overdraft”
Bank · based in Needham, MA · 1 branch here
Account not yet known
“• Insufficient Funds Charge – Paid – $25.00”
Bank · based in Wilmington, DE · 1 branch here
Account not yet known
“Insufficient Funds Fee – Item Paid | $15”
Credit union, membership rules apply · based in Lowell, MA · 1 branch here
Credit union, membership rules apply · based in Lawrence, MA · 1 branch here
Credit union, membership rules apply · based in Portsmouth, NH · 1 branch here
Account not yet known
“A $19 overdraft fee will be assessed per presentment for the Dividend Checking account and Everyday Checking account.”
Largest banks by local bank deposits
Share of the $354 million in bank deposits at branches here, FDIC Summary of Deposits 2026. Credit unions report no deposits by branch.
County context: Rockingham County
Deposits and branches cover the City of Seabrook. Population and income cover Rockingham County, the county with most of Seabrook'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 Rockingham County.
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