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Bank of Sun Prairie


TODAY'S FEATURED RATES
Member FDIC
APY APY = Annual Percentage Yield Rates as of 7/10/2025
4.00%
Our Rating
4.2  / 5
CIT Bank
Platinum Savings
See Offer
Sponsored Note: Earn more with a min. balance of $5K. Savings starts at $100. FDIC Insured.
Member FDIC
APY APY = Annual Percentage Yield Rates as of 7/10/2025
3.60%
Our Rating
4.3  / 5
American Express
American Express® High Yield Savings Account
See Offer
Sponsored Note: Interest compounds daily, deposited monthly
Member FDIC
APY APY = Annual Percentage Yield Rates as of 7/10/2025
3.80%
Our Rating
4.2  / 5
SoFi® Bank, N.A.
SoFi Checking and Savings
See Offer
Sponsored Note: Earn up to 3.80% APY and up to $300 with direct deposit. Members can unlock our highest savings rate with direct deposit OR by depositing $5,000 or more every 30 days. Terms apply. Member FDIC
Member FDIC
APY APY = Annual Percentage Yield Rates as of 7/10/2025
3.50%
Our Rating
4.4  / 5
Capital One
360 Performance Savings
See Offer
Sponsored Note: It only takes about 5 minutes to open a fee-free account. Member FDIC.
Member FDIC
APY APY = Annual Percentage Yield Rates as of 7/10/2025
4.44%
Our Rating
4.3  / 5
Peak Bank
Envision High Yield Savings
See Offer
Sponsored Note: Member FDIC: Insured up to $250,000. $100 Deposit Earns Interest Immediately.
Member FDIC
Bonus Amount
up to $300
Our Rating
4.2  / 5
SoFi® Bank, N.A.
SoFi Checking and Savings
See Offer
Sponsored Note: Earn up to $300 with direct deposit, plus 2-day-early-pay. FDIC insured!
Overview / Commentary
www.bankofsunprairie.com
608-837-4511
228 East Main Street
Sun Prairie, WI 53590

Bank of Sun Prairie is headquartered in SUN PRAIRIE and is the 41st largest bank in the state of Wisconsin. It is also the 1,332nd largest bank in the nation. It was established in 1903 and as of March of 2025, it had grown to 101 employees at 5 locations. Bank of Sun Prairie has an A health rating.

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Health
A

Data as of Q1 2025

Learn why bank health matters

Health Grade Components

Overall
FDIC Certificate #13565
Year Established1903
Employees101
Primary RegulatorFDIC
Profit Margin
Return on Assets - YTD0.27%
Return on Equity - YTD2.81%
Annual Interest Income$8.7MM
Assets and Liabilities
AssetsQ1 2025vs Q1 2024$733MM$742.4MM
LoansQ1 2025vs Q1 2024$604.4MM$642.2MM
DepositsQ1 2025vs Q1 2024$623.9MM$593.8MM
Equity CapitalQ1 2025vs Q1 2024$71.6MM$72.6MM
Loan Loss AllowanceQ1 2025vs Q1 2024$7.4MM$8.1MM
Unbacked Noncurrent LoansQ1 2025vs Q1 2024$284K$0
Real Estate OwnedQ1 2025vs Q1 2024$0$0
TODAY'S FEATURED RATES
Member FDIC
APY APY = Annual Percentage Yield Rates as of 7/10/2025
4.00%
Our Rating
4.2  / 5
CIT Bank
Platinum Savings
See Offer
Sponsored Note: Earn more with a min. balance of $5K. Savings starts at $100. FDIC Insured.
Member FDIC
APY APY = Annual Percentage Yield Rates as of 7/10/2025
3.60%
Our Rating
4.3  / 5
American Express
American Express® High Yield Savings Account
See Offer
Sponsored Note: Interest compounds daily, deposited monthly
Member FDIC
APY APY = Annual Percentage Yield Rates as of 7/10/2025
3.80%
Our Rating
4.2  / 5
SoFi® Bank, N.A.
SoFi Checking and Savings
See Offer
Sponsored Note: Earn up to 3.80% APY and up to $300 with direct deposit. Members can unlock our highest savings rate with direct deposit OR by depositing $5,000 or more every 30 days. Terms apply. Member FDIC
Member FDIC
APY APY = Annual Percentage Yield Rates as of 7/10/2025
3.50%
Our Rating
4.4  / 5
Capital One
360 Performance Savings
See Offer
Sponsored Note: It only takes about 5 minutes to open a fee-free account. Member FDIC.
Member FDIC
APY APY = Annual Percentage Yield Rates as of 7/10/2025
4.44%
Our Rating
4.3  / 5
Peak Bank
Envision High Yield Savings
See Offer
Sponsored Note: Member FDIC: Insured up to $250,000. $100 Deposit Earns Interest Immediately.
Member FDIC
Bonus Amount
up to $300
Our Rating
4.2  / 5
SoFi® Bank, N.A.
SoFi Checking and Savings
See Offer
Sponsored Note: Earn up to $300 with direct deposit, plus 2-day-early-pay. FDIC insured!
Rates
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* The APY shown varies based on the deposit amount. Expand the listing to see APYs for other deposit amounts.

Bank of Sun Prairie Savings Account Rates

APYMINMAXACCOUNT NAMEVIEW DETAILS
0.40%$0-Health Savings Account
0.05%$0-Regular Savings
0.05%$0-Business Savings

Bank of Sun Prairie Money Market Rates

APYMINMAXACCOUNT NAMEVIEW DETAILS
0.40%*$250k*-High Yield Money Market Account
OTHER TIERS: 0.06% → $0 - $10k | 0.15% → $10k - $40k | 0.30% → $40k - $90k | 0.35% → $90k - $250k
0.40%*$250k*-High Yield Money Market IRA Account
OTHER TIERS: 0.06% → $0 - $10k | 0.15% → $10k - $40k | 0.30% → $40k - $90k | 0.35% → $90k - $250k
0.40%*$250k*-Business High Yield Money Market Account
OTHER TIERS: 0.06% → $0 - $10k | 0.15% → $10k - $40k | 0.30% → $40k - $90k | 0.35% → $90k - $250k

Bank of Sun Prairie Checking Account Rates

APYMINMAXACCOUNT NAMEVIEW DETAILS
0.04%$0-Independence Plus Checking
0.04%$0-Elite Rewards Checking
0.04%$0-Business Elite Checking (Sole Proprietor Only)

Bank of Sun Prairie CD Rates

APYMINMAXACCOUNT NAMEVIEW DETAILS
3.50%$5k-7 Month CD Promotion
3.50%$5k-13 Month CD Promotion
3.25%$5k-2 Year CD Promotion
1.40%$500-84 Month CD
1.40%$500-Business 84 Month CD
1.25%$500-36 Month CD
1.25%$500-48 Month CD
1.25%$500-60 Month CD
1.25%$500-Business 36 Month CD
1.25%$500-Business 48 Month CD
1.25%$500-Business 60 Month CD
1.15%$500-24 Month CD
1.15%$500-Business 24 Month CD
0.75%$500-12 Month CD
0.75%$500-Business 12 Month CD
0.75%$500-18 Month CD
0.75%$500-Business 18 Month CD
0.45%$500-6 Month CD
0.45%$500-Business 6 Month CD
0.45%$500-9 Month CD
0.45%$500-Business 9 Month CD
0.35%$500-3 Month CD
0.35%$500-Business 3 Month CD

Bank of Sun Prairie IRA Rates

APYMINMAXACCOUNT NAMEVIEW DETAILS
1.40%$500-84 Month IRA
1.25%$500-36 Month IRA
1.25%$500-48 Month IRA
1.25%$500-60 Month IRA
1.15%$500-24 Month IRA
0.75%$500-12 Month IRA
0.75%$500-18 Month IRA
0.75%$500-18 Month IRA
0.45%$500-6 Month IRA
0.45%$500-9 Month IRA
0.35%$500-3 Month IRA
Locations


Bank of Sun Prairie Locations
Bank Of Sun Prairie228 E Main StSun Prairie, WI 53590
Cottage Grove Branch419 West Cottage Grove RoadCottage Grove, WI 53527
Broadway Office550 Broadway DriveSun Prairie, WI 53590
Grand Avenue Office Branch695 South Grand AvenueSun Prairie, WI 53590

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