Bank routing number ยท Iron River, Wisconsin
Security State Bank Routing Number (ABA): 091510075
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The Security State Bank routing number is 091510075. It is the primary ABA routing transit number on the bank's FFIEC National Information Center record, refreshed here on October 27, 2026.
Security State Bank at a glance
Its CET1 capital ratio was 29.15% at Q2 2026, comfortably above the 7% level required once the capital conservation buffer is included.
- Total assets, Q2 2026
- $136.2M
- CET1 ratio, Q2 2026
- 29.15%
- Deposit insurance
- FDIC
- Regulator
- FDIC
- Domestic offices
- 3 FDIC institution directory, current count
- Established
- 1911
Full financial profile · Is Security State Bank safe? · Branch locations
Security State Bank routing numbers on file
| Routing number | Type | Status | Source |
|---|---|---|---|
| 091510075 | Primary ABA | Active | FFIEC NIC |
Record refreshed here on October 27, 2026. NIC holds one primary number per bank; Security State Bank publishes any other numbers it uses itself.
What the digits mean
The first two digits, 09, place this number in the Federal Reserve Bank of Minneapolis's district (District 9). Digits five through eight, 1007, identify the institution within that district. The last digit, 5, is a check digit, and the number passes the standard check: weight the nine digits 3, 7, 1, 3, 7, 1, 3, 7, 1 and the sum is a multiple of 10.
Before you send money to Security State Bank
A routing number tells the payment network which financial institution holds an account. You give it with an account number for ACH transfers through the automated clearing house, such as direct deposit, bill pay and transfers from a checking account, which usually settle in one to two business days. An international wire to a US account normally needs the bank's SWIFT code as well.
Match this number against the one on your Security State Bank checks or in its online banking. Ask the bank for wire instructions (www.sbankonline.com). Our record does not show whether this number receives wires. The Federal Reserve's E-Payments Routing Directory shows it: its Fedwire participant search lists the numbers that can receive Fedwire transfers, and its FedACH search lists those that receive ACH payments. How to confirm any routing number.
About Security State Bank
Security State Bank is headquartered in Iron River, Wisconsin and was established in 1911. It reported $136.2M in total assets and $105.2M in deposits for Q2 2026, the 133rd largest of the 153 banks headquartered in Wisconsin. See the largest banks in Wisconsin by total assets. It reports 3 domestic offices. Its deposits have been FDIC insured since 1934. Its primary federal regulator is the FDIC.
What the digits in 091510075 mean
The first four digits, 0915, are the Federal Reserve routing symbol. The prefix 09 places the number in the 9th Federal Reserve District (Minneapolis). That is also the district where the bank is headquartered. Digits five through eight, 1007, identify the institution within its Federal Reserve district. The last digit, 5, is a check digit. Weighting the digits 3, 7 and 1 in turn gives 3 x 5 + 7 x 17 + 6 = 140, a multiple of 10, so 091510075 is a well-formed routing number. A mistyped digit almost always breaks that sum.
What is the Security State Bank routing number?
The Security State Bank routing number is 091510075. It is the primary ABA routing transit number registered to Security State Bank, headquartered in Iron River, WI. The number comes from the FFIEC National Information Center institution record, last refreshed here on October 27, 2026.
What is the Security State Bank wire routing number?
This page lists the primary routing number registered to Security State Bank. The record does not say whether the bank uses the same number for wire transfers. Confirm the wire routing number with Security State Bank before sending a wire.
Is ABA number 091510075 the routing number for Security State Bank?
Yes. It is the primary routing number registered to Security State Bank.
Which bank uses routing number 091510075?
It belongs to Security State Bank, headquartered in Iron River, WI. It is the bank's primary ABA routing number (FDIC certificate 9036).
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Regulator records: FDIC BankFind (cert 9036) · FFIEC NIC profile (RSSD 43052)