FDIC-insured bank

Security State Bank of Marine

Bank headquartered in Marine On St. Croix, Minnesota, part of MARINE BANCSHARES INC.
Source: FDIC BankFind Suite, data as of June 30, 2026, fetched September 5, 2026
Total assets
$232.51 million
Total deposits
$206.08 million
Branches
4
FDIC-insured since
1934
Established
1919

Headquarters and contact

Address120 Judd St
Marine On St. Croix, MN 55047
CountyWashington
Metro areaMinneapolis-St. Paul-Bloomington, MN-WI
Websitewww.themarinebank.com
Phonenot published in FDIC data, see the bank's website

FDIC record

FDIC Certificate10163
Federal Reserve RSSD ID990053
StatusActive
Charter classNM (STATE)
Holding companyMARINE BANCSHARES INC
Domestic offices4
Financials as ofJune 30, 2026

Routing number

FDIC does not publish ABA routing numbers, and many banks use different routing numbers by state or by account type. The reliable places to find yours: the bottom left of a check from this bank, the "account details" screen in its online banking, or its official website at www.themarinebank.com.
See how your odds compare before you apply at Security State Bank of Marine.

Offices nearest to headquarters

Security State Bank Of Marine main office
Marine On St. Croix, MN
120 Judd St, 55047
Scandia Branch
Scandia, MN
21190 Ozark Ave N, 55073
Chisaago Lakes Branch
Lindstrom, MN
30626 Lincoln Rd, 55045
Forest Lake Branch
Forest Lake, MN
21450 Forest Blvd N, 55025

Where Security State Bank of Marine has offices