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 Frontier Bank Sioux Falls, SD Rates & Review March 2026
Content reviewed by
Brian McKay
Brian McKayFounder & Data ArchitectExpertise
Brian is the Founder of MonitorBankRates.com. For over 18 years, he has utilized his background in enterprise infrastructure to engineer proprietary systems that track rates from over 8,000 financial institutions.
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Editorial Disclosure
The rates displayed are actual, verified rates sourced directly from the official websites of banks and credit unions. Our editorial content is independent of any advertiser relationships.
✓Fact Checked
Rates Last Updated: March 26, 2026
Frontier Bank Sioux Falls, SD's money market rates are at 1.25%. MonitorBankRates evaluates the financial stability of Frontier Bank Sioux Falls, SD with a 5.0 Star Rating and an A+ Overall Health Grade. Rates were last updated on 03/26/2026. Frontier Bank Sioux Falls, SD money market rates, and other rates, are continually updated to reflect market conditions. We recommend checking back frequently to get the best money market rates and other rates available. Have you opened an account or have any experiences at Frontier Bank Sioux Falls, SD? Share your experience about Frontier Bank Sioux Falls, SD by leaving a review below, or read customer reviews before you decide to use Frontier Bank Sioux Falls, SD. 
Frontier Bank Sioux Falls, SD Money Market Rates
Methodology & Data SourcesMonitorBankRates Star Rating: Our rating for Frontier Bank Sioux Falls, SD is derived from comprehensive financial data published quarterly by the FDIC. Our proprietary rating system evaluates financial stability (including the Texas Ratio and capitalization) and combines it with customer feedback (user reviews) to help you make informed banking decisions. Texas Ratio: We calculate the Texas Ratio using standard industry methodology. This ratio compares the bank's non-performing assets to its tangible common equity and loan loss reserves to assess financial health. Rate Data Aggregation: We gather Frontier Bank Sioux Falls, SD rates using proprietary online rate aggregation technology. Our systems scan constantly to provide the most recent rates available to our visitors.
Disclaimer: Interest rates are variable and subject to change without notice. While we strive for accuracy, rates can change rapidly based on market conditions.
It is always advisable to check with Frontier Bank Sioux Falls, SD's official website for the most current offers and terms.
Bank Profile & Overview
Institution Name
Frontier Bank Sioux Falls, SD
Bank Holding Company
ROCK RIVERS BCORP
Address
101 S Phillips Ave,
Sioux Falls, SD 57104 · Minnehaha
Website
https://www.frontierbank.com
FDIC Certificate #
33922
Established
06/24/1994
FDIC Insurance Date
06/24/1994
Domestic Offices
5
Total Branches
5
Regulator
OCC
FDIC Insured
✓ Yes — Up to $250,000
Financial Health & AssetsA+
Overall Health Grade
Score: 100/100
5.0
Exceptional
Out of 5.0 Stars
0.00%
Texas Ratio
Nat'l avg: 5.85%
Return on Assets (ROA)
0.5406%
Return on Equity (ROE)
8.9800%
Non-Performing Loans (NPL)
0.00%
Total Assets
$341,879,000
Total Deposits
$311,391,000
Equity Capital
$23,064,000
Net Income
$1,756,000
Headquarters
Sioux Falls
Total Offices
5
Source: FDIC | Last Updated 12/31/2025
Frequently Asked Questions About Frontier Bank Sioux Falls, SDIs Frontier Bank Sioux Falls, SD a safe place to deposit money?Yes, Frontier Bank Sioux Falls, SD is considered a safe financial institution. Your accounts are federally insured by the FDIC (Federal Deposit Insurance Corporation) up to $250,000 per depositor, for each account ownership category. How many branches does Frontier Bank Sioux Falls, SD operate?Frontier Bank Sioux Falls, SD currently maintains approximately 5 branch location(s). Physical branches allow members to access in-person services such as notary consultations and safe deposit boxes. Is there a first-time homebuyer program?Currently, Frontier Bank Sioux Falls, SD does not list a specific first-time homebuyer program, but they provide a range of mortgage and home equity products to assist members with property financing. Are credit management and repair services offered?While formal credit repair services are not currently listed, Frontier Bank Sioux Falls, SD provides members with tools to manage their accounts and build a solid financial history. Does Frontier Bank Sioux Falls, SD offer online and mobile banking?Most modern institutions like Frontier Bank Sioux Falls, SD provide digital access. This includes the ability to check balances, transfer funds, deposit checks via mobile app, and view statements online. You can usually find these services at their official website: https://www.frontierbank.com. Current Frontier Bank Sioux Falls, SD Rates
Retrieved from our database of financial products. Rates subject to change.
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