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First Security Bank Byron, MN Rates & Review October 2026

First Security Bank Byron, MN's top rates as of October 11, 2026 are 4.20% APY on its 18-Month Certificate of Deposit, 0.20% APY on savings, 2.27% APY on money market accounts, 0.05% APY on checking, and 6.77% on its 15 Year Fixed mortgage, according to rates verified by MonitorBankRates. Other First Security Bank Byron, MN CD rates include 12-Month Certificate of Deposit at 3.90%, 182 Day Certificate of Deposit at 3.79%, and 48-Month Certificate of Deposit at 3.75%. Other First Security Bank Byron, MN mortgage rates include Mortgage Loan - 30 Year Fixed at 7.40%. MonitorBankRates evaluates the financial stability of First Security Bank Byron, MN with a 3.9 Star Rating, an C Overall Health Grade, and a Texas Ratio of 28.08%. Rates last updated and verified on 10/11/2026.

First Security Bank Byron, MN 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 First Security Bank Byron, MN? Share your experience about First Security Bank Byron, MN by leaving a review below, or read customer reviews before you decide to use First Security Bank Byron, MN.

Overall Health & Safety Grade ?
C
Average Health Score: 75/100
MonitorBankRates Rating ?
3.9
Very Good Out of 5.0 Stars
Texas Ratio ?
28.08%
Good Higher than avg
Health Trend ?
Worsening 12 quarters
Full history ›
First Security Bank
316 Byron Ave N
Byron, MN 55920
https://www.fsbbyron.com/
MemberFDIC
Customer Reviews
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Financial health data as of Q2 2026 (FDIC call report for the quarter ended June 30, 2026). This is the most recent call report available. The FDIC publishes bank call reports about eight weeks after each quarter ends.

First Security Bank Byron, MN CD Rates

Product Rate APY Term View More
18 Month Certificate of Deposit - 4.20% 18 Month
No additional details.
Last Updated 10/11/2026
Rate History
No change since Sep 24, 2026 · 4.20% APY · checked 5 times
3.70%4.20%4.70%Sep 24, 2026: 4.20% APYSep 24, 2026Oct 13, 2026
Institution Ratings
3.9
Star Rating
C
Health Grade
◈ Texas Ratio: 28.08%
12 Month Certificate of Deposit - 3.90% 12 Month
No additional details.
Last Updated 10/11/2026
Rate History
No change since Sep 24, 2026 · 3.90% APY · checked 5 times
3.40%3.90%4.40%Sep 24, 2026: 3.90% APYSep 24, 2026Oct 13, 2026
Institution Ratings
3.9
Star Rating
C
Health Grade
◈ Texas Ratio: 28.08%
182 Day Certificate of Deposit - 3.79% 182 Day
No additional details.
Last Updated 10/11/2026
Rate History
No change since Sep 24, 2026 · 3.79% APY · checked 5 times
3.29%3.79%4.29%Sep 24, 2026: 3.79% APYSep 24, 2026Oct 13, 2026
Institution Ratings
3.9
Star Rating
C
Health Grade
◈ Texas Ratio: 28.08%
48 Month Certificate of Deposit - 3.75% 48 Month
No additional details.
Last Updated 10/11/2026
Rate History
No change since Sep 24, 2026 · 3.75% APY · checked 5 times
3.25%3.75%4.25%Sep 24, 2026: 3.75% APYSep 24, 2026Oct 13, 2026
Institution Ratings
3.9
Star Rating
C
Health Grade
◈ Texas Ratio: 28.08%
60 Month Certificate of Deposit - 3.75% 60 Month
No additional details.
Last Updated 10/11/2026
Rate History
No change since Sep 24, 2026 · 3.75% APY · checked 5 times
3.25%3.75%4.25%Sep 24, 2026: 3.75% APYSep 24, 2026Oct 13, 2026
Institution Ratings
3.9
Star Rating
C
Health Grade
◈ Texas Ratio: 28.08%
36 Month Certificate of Deposit - 3.50% 36 Month
No additional details.
Last Updated 10/11/2026
Rate History
No change since Sep 24, 2026 · 3.50% APY · checked 5 times
3.00%3.50%4.00%Sep 24, 2026: 3.50% APYSep 24, 2026Oct 13, 2026
Institution Ratings
3.9
Star Rating
C
Health Grade
◈ Texas Ratio: 28.08%
9 Month Certificate of Deposit - 3.50% 9 Month
No additional details.
Last Updated 10/11/2026
Rate History
No change since Sep 24, 2026 · 3.50% APY · checked 5 times
3.00%3.50%4.00%Sep 24, 2026: 3.50% APYSep 24, 2026Oct 13, 2026
Institution Ratings
3.9
Star Rating
C
Health Grade
◈ Texas Ratio: 28.08%
24 Month Certificate of Deposit - 3.25% 24 Month
No additional details.
Last Updated 10/11/2026
Rate History
No change since Sep 24, 2026 · 3.25% APY · checked 5 times
2.75%3.25%3.75%Sep 24, 2026: 3.25% APYSep 24, 2026Oct 13, 2026
Institution Ratings
3.9
Star Rating
C
Health Grade
◈ Texas Ratio: 28.08%
90 Day Certificate of Deposit - 0.50% 90 Day
No additional details.
Last Updated 10/11/2026
Rate History
No change since Sep 24, 2026 · 0.50% APY · checked 5 times
0.00%0.50%1.00%Sep 24, 2026: 0.50% APYSep 24, 2026Oct 13, 2026
Institution Ratings
3.9
Star Rating
C
Health Grade
◈ Texas Ratio: 28.08%

First Security Bank Byron, MN Savings Rates

Product Rate APY View More
Security Savings - 0.20%
No additional details.
Last Updated 10/11/2026
Rate History
No change since Sep 24, 2026 · 0.20% APY · checked 5 times
0.00%0.35%0.70%Sep 24, 2026: 0.20% APYSep 24, 2026Oct 13, 2026
Institution Ratings
3.9
Star Rating
C
Health Grade
◈ Texas Ratio: 28.08%

First Security Bank Byron, MN Money Market Rates

Product Rate APY View More
Rewards Money Market - 2.27%
Min Balance $250,000
Details Balance: $250,000 - $499,999
Last Updated 10/11/2026
Rate History
No change since Sep 24, 2026 · 2.27% APY · checked 5 times
1.77%2.27%2.77%Sep 24, 2026: 2.27% APYSep 24, 2026Oct 13, 2026
Institution Ratings
3.9
Star Rating
C
Health Grade
◈ Texas Ratio: 28.08%
Rewards Money Market - 2.27%
Min Balance $500,000
Details Balance: $500,000 & Above
Last Updated 10/11/2026
Rate History
No change since Sep 24, 2026 · 2.27% APY · checked 5 times
1.77%2.27%2.77%Sep 24, 2026: 2.27% APYSep 24, 2026Oct 13, 2026
Institution Ratings
3.9
Star Rating
C
Health Grade
◈ Texas Ratio: 28.08%
Rewards Money Market - 2.02%
Min Balance $100,000
Details Balance: $100,000 - $249,999
Last Updated 10/11/2026
Rate History
No change since Sep 24, 2026 · 2.02% APY · checked 5 times
1.52%2.02%2.52%Sep 24, 2026: 2.02% APYSep 24, 2026Oct 13, 2026
Institution Ratings
3.9
Star Rating
C
Health Grade
◈ Texas Ratio: 28.08%
Rewards Money Market - 1.76%
Min Balance $0
Details Balance: $99,999 & Less
Last Updated 10/11/2026
Rate History
No change since Oct 7, 2026 · 1.76% APY · checked 2 times
1.26%1.76%2.26%Oct 7, 2026: 1.76% APYOct 7, 2026Oct 13, 2026
Institution Ratings
3.9
Star Rating
C
Health Grade
◈ Texas Ratio: 28.08%
Rewards Money Market - 1.76%
Min Balance $99,999
Details Balance: $99,999 & Less
Last Updated 10/11/2026
Rate History
No change since Sep 24, 2026 · 1.76% APY · checked 5 times
1.26%1.76%2.26%Sep 24, 2026: 1.76% APYSep 24, 2026Oct 13, 2026
Institution Ratings
3.9
Star Rating
C
Health Grade
◈ Texas Ratio: 28.08%
Money Market - 1.56%
Min Balance $50,000
Details Balance: $50,000 & Above
Last Updated 10/11/2026
Rate History
No change since Sep 24, 2026 · 1.56% APY · checked 5 times
1.06%1.56%2.06%Sep 24, 2026: 1.56% APYSep 24, 2026Oct 13, 2026
Institution Ratings
3.9
Star Rating
C
Health Grade
◈ Texas Ratio: 28.08%
Money Market - 1.41%
Min Balance $25,000
Details Balance: $25,000 - $49,999
Last Updated 10/11/2026
Rate History
No change since Sep 24, 2026 · 1.41% APY · checked 5 times
0.91%1.41%1.91%Sep 24, 2026: 1.41% APYSep 24, 2026Oct 13, 2026
Institution Ratings
3.9
Star Rating
C
Health Grade
◈ Texas Ratio: 28.08%
Money Market - 1.00%
Min Balance $2,500
Details Balance: $2,500 - $24,999
Last Updated 10/11/2026
Rate History
No change since Sep 24, 2026 · 1.00% APY · checked 5 times
0.50%1.00%1.50%Sep 24, 2026: 1.00% APYSep 24, 2026Oct 13, 2026
Institution Ratings
3.9
Star Rating
C
Health Grade
◈ Texas Ratio: 28.08%
Money Market - 0.35%
Min Balance $0
Details Balance: $0 - $2,499
Last Updated 10/11/2026
Rate History
No change since Sep 24, 2026 · 0.35% APY · checked 5 times
0.00%0.43%0.85%Sep 24, 2026: 0.35% APYSep 24, 2026Oct 13, 2026
Institution Ratings
3.9
Star Rating
C
Health Grade
◈ Texas Ratio: 28.08%

First Security Bank Byron, MN Checking Rates

Product Rate APY View More
Advantage Checking - 0.05%
Min Balance $500
Details Balance: $500 - $2,499
Last Updated 10/11/2026
Rate History
No change since Sep 24, 2026 · 0.05% APY · checked 5 times
0.00%0.28%0.55%Sep 24, 2026: 0.05% APYSep 24, 2026Oct 13, 2026
Institution Ratings
3.9
Star Rating
C
Health Grade
◈ Texas Ratio: 28.08%
Advantage Checking - 0.05%
Min Balance $2,500
Details Balance: $2,500 & Above
Last Updated 10/11/2026
Rate History
No change since Sep 24, 2026 · 0.05% APY · checked 5 times
0.00%0.28%0.55%Sep 24, 2026: 0.05% APYSep 24, 2026Oct 13, 2026
Institution Ratings
3.9
Star Rating
C
Health Grade
◈ Texas Ratio: 28.08%

First Security Bank Byron, MN Mortgage Rates

Product Rate Points APR Term View More
Mortgage Loan - 15 Year Fixed 6.77% - 6.90% 15 years
No additional details.
Last Updated 10/11/2026
Rate History
1 change since Sep 24, 2026 · 6.40% → 6.90% ▲ 0.50 pts · high 6.90% / low 6.40%
5.90%6.65%7.40%Sep 24, 2026: 6.40% APRSep 27, 2026: 6.90% APRSep 24, 2026Oct 13, 2026
  • Sep 27, 20266.90%▲ from 6.40%
  • Sep 24, 20266.40%first recorded
Institution Ratings
3.9
Star Rating
C
Health Grade
◈ Texas Ratio: 28.08%
Mortgage Loan - 30 Year Fixed 7.40% - 7.48% 30 years
No additional details.
Last Updated 10/11/2026
Rate History
1 change since Sep 24, 2026 · 6.98% → 7.48% ▲ 0.50 pts · high 7.48% / low 6.98%
6.48%7.23%7.98%Sep 24, 2026: 6.98% APRSep 27, 2026: 7.48% APRSep 24, 2026Oct 13, 2026
  • Sep 27, 20267.48%▲ from 6.98%
  • Sep 24, 20266.98%first recorded
Institution Ratings
3.9
Star Rating
C
Health Grade
◈ Texas Ratio: 28.08%

First Security Bank Byron, MN Home Equity & HELOC

Product Rate Points APR Term View More
Home Equity Line of Credit - - 6.75%
Details Variable rates as low as 6.75% APR apply after the introductory period. Offer valid through December 31, 2026. Available on new HELOCs only. Offer valid now through December 31,2026. This special offer has a fixed-rate pricing as low as 4.99% Annual Percentage Rate(APR) for the first six months. Following the six month period, the rate will become variable, subject to change, based on Wells Fargo Bank N.A., prime rate plus a margin that is determined based on the loan-to-value in your home and your credit score at the time of application. 80% loan-to-value, or less. Offer not available for bridge loans. Offer available on new home equity lines of credit of $10,000 or more only. The maximum APR that may be imposed is 18%. An estimate of fees and closing costs to open this account is $1,500. Actual costs may vary. After introductory period, variable rates as low as 6.75% apply. Consult your tax advisor regarding the deductibility of interest expense. Property insurance will be required. Limited time offer. Loans subject to credit approval.
Last Updated 10/11/2026
Rate History
No change since Sep 15, 2026 · 6.75% APR · checked 7 times
6.25%6.75%7.25%Sep 15, 2026: 6.75% APRSep 15, 2026Oct 13, 2026
Institution Ratings
3.9
Star Rating
C
Health Grade
◈ Texas Ratio: 28.08%

First Security Bank Byron, MN Other Rates

Product Rate Points APY/APR Term View More
IRA - Variable Rate - - 1.51%
Min Balance $0
Details Balance: $0 - $4,999; APY: 1.51%
Last Updated 10/11/2026
Rate History
No change since Sep 27, 2026 · 1.51% APY · checked 4 times
1.01%1.51%2.01%Sep 27, 2026: 1.51% APYSep 27, 2026Oct 13, 2026
Institution Ratings
3.9
Star Rating
C
Health Grade
◈ Texas Ratio: 28.08%
IRA - Variable Rate - - 1.51%
Min Balance $5,000
Details Balance: $5,000+; APY: 1.51%
Last Updated 10/11/2026
Rate History
No change since Sep 24, 2026 · 1.51% APY · checked 5 times
1.01%1.51%2.01%Sep 24, 2026: 1.51% APYSep 24, 2026Oct 13, 2026
Institution Ratings
3.9
Star Rating
C
Health Grade
◈ Texas Ratio: 28.08%
Kids Klub - - 0.20%
Last Updated 10/11/2026
Rate History
No change since Sep 24, 2026 · 0.20% APY · checked 5 times
0.00%0.35%0.70%Sep 24, 2026: 0.20% APYSep 24, 2026Oct 13, 2026
Institution Ratings
3.9
Star Rating
C
Health Grade
◈ Texas Ratio: 28.08%

Financial Health History

First Security Bank Byron, MN’s Texas Ratio rose from 4.32% in Q3 2023 to 28.08% in Q2 2026, so its financial health has weakened over the past 12 quarters. Over the same period its Star Rating moved from 3.2 to 3.9 and its Health Grade from B- to C. Lower Texas Ratios are healthier; the green zone below the amber 15% line is where a bank must stay to qualify for the MBR Verified Healthy badge. Hover over or tap a point for that quarter’s figures.

0% 1.0★ 10% 2.0★ 20% 3.0★ 31% 4.0★ 41% 5.0★ 15% Verified Healthy limit – lower is healthier Healthy zone 4.32% B- Q3 2023 A- Q4 2023 B+ Q1 2024 B+ Q2 2024 A- Q3 2024 B+ Q4 2024 A Q1 2025 A Q2 2025 A+ Q3 2025 A+ Q4 2025 C- Q1 2026 28.08% C Q2 2026
Swipe the chart sideways to see every quarter.
Texas Ratio, left axis (lower is healthier)MBR Star Rating, right axis (1 to 5)Health Grade15% Verified Healthy limit (green zone below = healthy)
Powered by MonitorBankRates

How to read this chart: the two lines move in opposite directions by design. The Texas Ratio (blue) measures trouble, so a rising blue line means more non-performing assets against capital. The Star Rating (green) and Health Grade chips measure strength, so they fall when the Texas Ratio climbs and recover when it drops.

Show the quarterly figures
QuarterTotal assetsTexas RatioStar RatingHealth Grade
June 30, 2026$162M28.08%3.9C
March 31, 2026$159M30.34%3.6C-
December 31, 2025$154M2.44%5.0A+
September 30, 2025$151M2.40%5.0A+
June 30, 2025$153M2.81%4.7A
March 31, 2025$146M1.53%4.7A
December 31, 2024$147M6.51%4.3B+
September 30, 2024$140M5.22%4.5A-
June 30, 2024$134M8.83%4.3B+
March 31, 2024$132M8.62%4.4B+
December 31, 2023$129M7.70%4.5A-
September 30, 2023$123M4.32%3.2B-
Source: FDIC call reports, MonitorBankRates analysis. Ratings shown are recomputed for each quarter with the current methodology and exclude member reviews.

Methodology & Data Sources

MonitorBankRates Star Rating: Our rating for First Security Bank Byron, MN 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 First Security Bank Byron, MN 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 First Security Bank Byron, MN's official website for the most current offers and terms.

Bank Profile & Overview

Institution Name First Security Bank Byron, MN
Bank Holding Company OLMSTED BCORP INC
Address 316 Byron Ave N, Byron, MN 55920  ·  Olmsted
FDIC Certificate # 9728
Established 19041227
FDIC Insurance Date 19340101
Domestic Offices 1
Total Branches 1
Regulator FDIC
FDIC Insured ✓ Yes — Up to $250,000

Financial Health & Assets

C
Overall Health Grade Score: 75/100
3.9
Very Good Out of 5.0 Stars
28.08%
Texas Ratio Nat'l avg: 5.85%
Return on Assets (ROA) 1.0544%
Return on Equity (ROE) 14.9700%
Non-Performing Loans (NPL) 1.98%
Total Assets $161,749,000
Total Deposits $121,618,000
Equity Capital $11,379,000
Net Income $835,000
Headquarters Byron
Total Branches and Offices 1
Source: FDIC  |  Last Updated 06/30/2026

Customer Reviews

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Frequently Asked Questions About First Security Bank Byron, MN

How many branches does First Security Bank Byron, MN operate?

First Security Bank Byron, MN currently maintains approximately 1 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, First Security Bank Byron, MN 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, First Security Bank Byron, MN provides members with tools to manage their accounts and build a solid financial history.

Does First Security Bank Byron, MN offer online and mobile banking?

Most modern institutions like First Security Bank Byron, MN 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.fsbbyron.com/.

Current First Security Bank Byron, MN Rates

  • 12-Month CD3.90%
  • 18-Month CD4.20%
  • 24-Month CD3.25%
  • 36-Month CD3.50%
  • 48-Month CD3.75%
  • 60-Month CD3.75%
  • Savings0.20%
  • MMA2.27%
Retrieved from our database of financial products. Rates subject to change.