Banks in Islip, NY

Bank branch map: Islip

Banks sit at the coordinates in their FDIC record; credit union offices at their NCUA address, located with the U.S. Census Bureau Geocoder. Point at a marker for today's hours, tap it for the address, directions and the bank's site.

Short answer: 2 banks and credit unions operate 2 locations in Islip, according to the FDIC. 2 of them have coordinates on record and are on the map. 2 publish opening hours.

Positions are the regulators' own coordinates, or the Census Geocoder's point for the address, and can sit a few hundred feet from the door. Streets, buildings and parks come from OpenStreetMap through OpenFreeMap, with every street named as you zoom in; if that map cannot load, a simpler map drawn from the Census Bureau's TIGER/Line files takes its place. ATMs will follow with the Overture Maps import.

All banks in Islip

Sorted by number of local branches. Each branch shows where its hours and phone number come from.

Short answer: Chase and Bank of America have the most locations in Islip, with 1 each. 2 banks have a single office in the city. Open any bank to see each address, today's hours where the bank publishes them and the phone number.

Bank of America Bank of America, National Association · 1 branch · main office Charlotte, NC Bank · 1

Bank of America has 1 branch in Islip, 251 across New York and 3,598 nationwide. FDIC records list its main office in Charlotte, NC and show it operating since 1904. With $2.65 trillion in total assets on June 30, 2026, it ranks No. 2 of 4,232 U.S. banks by total assets. The Islip Branch at 265 Montauk Hwy dates to 1972 in FDIC branch records. Its published hours do not list Saturday.

• Islip Branch

  265 Montauk Hwy, 11751

  (631) 277-4200Today 9 am to 4 pm

  All hours

  Mon closed; Tue to Fri 9 am to 4 pm; Sat to Sun closed

  Hours: Bank of America branch locator (All The Places), checked Oct 10, 2026

  DirectionsBranch page

Bank of America: profile, branches and contacts

Chase JPMorgan Chase Bank, National Association · 1 branch · main office Columbus, OH Bank · 1

Chase has 1 branch in Islip, 581 across New York and 5,176 nationwide. FDIC records list its main office in Columbus, OH and show it operating since 1824. With $4.09 trillion in total assets on June 30, 2026, it ranks No. 1 of 4,232 U.S. banks by total assets. The Islip Branch at 556 Main St dates to 1979 in FDIC branch records. It opens on Saturday.

• Islip Branch

  556 Main St, 11751

  (631) 277-6027Today 9 am to 5 pm

  All hours

  Mon to Fri 9 am to 5 pm; Sat 9 am to 2 pm; Sun not published

  Hours: Chase branch locator (All The Places), checked Oct 10, 2026

  DirectionsBranch page

Chase: profile, branches and contacts

Banking in Islip: the local picture

Short answer: 2 banks run 2 branches in Islip according to the FDIC. A population estimate for this place is not available from the Census Bureau, so branches per resident are not shown.

Of the 2 banks, 0 have their main office in Islip and 2 out of state, according to the FDIC.

The bank with the longest record here is Chase, operating since 1824 according to the FDIC. In FDIC branch records, the longest-running branch is Bank of America's office at 265 Montauk Hwy, dating to 1972; the newest is Chase's at 556 Main St, from 1979.

Of the 2 locations with published hours. 1 opens on Saturday.

Banks open on Saturday in Islip

Short answer: 1 of the 2 Islip locations with published hours opens on Saturday, run by 1 institution.

• Chase: 1 of 1 branch (556 Main St: Saturday 9 am to 2 pm)

Bank branches show hours only where the bank publishes them in a source this page uses. The source and date sit under each office. Banks and credit unions often close on Federal Reserve holidays; call ahead.

Chase, Bank of America and other national banks

Which big national banks have branches in Islip, and where the nearest one is if they do not.

Short answer: In Islip: Chase (1), Bank of America (1). No branches in Islip: Wells Fargo (nearest in Holbrook, 8 mi), PNC Bank (nearest in New York, 39 mi), U.S. Bank, Truist, Fifth Third Bank (nearest in New York, 40 mi), Huntington, Regions Bank, TD Bank (nearest in Bay Shore, 1 mi), BMO.

Branch counts from FDIC BankFind as of September 5, 2026. Distances are straight-line miles from the center of Islip to the nearest branch in New York.

What your savings could earn

National benchmarks and the best published offers, from the Banrox Bank Rates tracker. Enter your own balance and rate to compare.

Short answer: At the national average savings rate of 0.38%, $10,000 kept in savings for a year earns about $38. The best published savings rate in the tracker, 3.75% at CIT Bank, earns about $375. The national average 12-month CD pays 1.71%.

Rates are the banks' published APYs as tracked on the Banrox Bank Rates page, with the date next to each benchmark; they are not offers from Banrox and can change daily. Interest is before tax. The best offers are mostly online banks and are open to Islip residents like anyone else.

Banks near Islip

Nearby cities with at least two banks, by straight-line distance. Counts from FDIC BankFind.

Short answer: The closest towns with more choice are East Islip (2 miles) and Bay Shore (2 miles). Bay Shore, 2 miles away, has the most banks nearby: 8.

Bank branch openings and closings in Islip

FDIC branch records, between September 5, 2025 and September 5, 2026.

Short answer: FDIC branch records show no bank branch openings in Islip between September 5, 2025 and September 5, 2026. Closings and relocations are not tracked by the sources this page uses yet.

Largest banks in Islip by total assets

Ranked by each bank's total assets on its FDIC balance sheet, which covers the whole bank, not only its Islip offices.

Short answer: Chase is the largest bank with offices in Islip, with $4.09 trillion in total assets on June 30, 2026, No. 1 among U.S. banks by total assets. Bank of America is second with $2.65 trillion. Local deposit shares will follow once the FDIC Summary of Deposits is imported.

Total assets and ranks from FDIC BankFind as of June 30, 2026. Rank is among active banks that report total assets to the FDIC.

Banks in Islip: FAQ

How we build this page

Every figure above comes from one of these sources. Nothing is typed by hand, nothing is estimated.