Banks in Mount Sinai, NY

Bank branch map: Mount Sinai

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: 1 institution operates 1 location in Mount Sinai, according to the FDIC. 1 of them has coordinates on record and is on the map. 1 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 Mount Sinai

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

Short answer: Chase is the only bank with an office in Mount Sinai. Open any bank to see each address, today's hours where the bank publishes them and the phone number.

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

Chase has 1 branch in Mount Sinai, 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 Mount Sinai Branch at 5499 Nesconset Hwy dates to 1974 in FDIC branch records. It opens on Saturday.

• Mount Sinai Branch

  5499 Nesconset Hwy, 11766

  (631) 928-6329Today 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 Mount Sinai: the local picture

Short answer: 1 bank runs 1 branch in Mount Sinai according to the FDIC. A population estimate for this place is not available from the Census Bureau, so branches per resident are not shown.

Chase has its main office in Columbus, OH, according to the FDIC.

The bank with the longest record here is Chase, operating since 1824 according to the FDIC.

Of the 1 location with published hours. 1 opens on Saturday.

Banks open on Saturday in Mount Sinai

Short answer: 1 of the 1 Mount Sinai location with published hours opens on Saturday, run by 1 institution.

• Chase: 1 of 1 branch (5499 Nesconset Hwy: 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 Mount Sinai, and where the nearest one is if they do not.

Short answer: In Mount Sinai: Chase (1). No branches in Mount Sinai: Wells Fargo (nearest in Lake Grove, 7 mi), Bank of America (nearest in Port Jefferson Station, 1 mi), PNC Bank (nearest in New York, 48 mi), U.S. Bank, Truist, Fifth Third Bank (nearest in New York, 51 mi), Huntington, Regions Bank, TD Bank (nearest in Port Jefferson Station, 2 mi), BMO.

Branch counts from FDIC BankFind as of September 5, 2026. Distances are straight-line miles from the center of Mount Sinai 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 Mount Sinai residents like anyone else.

Banks near Mount Sinai

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

Short answer: The closest towns with more choice are Port Jefferson Station (2 miles) and Port Jefferson (2 miles). Port Jefferson Station, 2 miles away, has the most banks nearby: 5.

Bank branch openings and closings in Mount Sinai

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

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

Largest banks in Mount Sinai by total assets

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

Short answer: Chase is the largest bank with offices in Mount Sinai, with $4.09 trillion in total assets on June 30, 2026, No. 1 among U.S. banks by total assets. 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 Mount Sinai: FAQ

How we build this page

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