The best checking rates for Darien, Connecticut include Patriot Bank N.A.Patriot Bank N.A.233 Post Rd, Darien, CT 06820F2.4 ★Texas Ratio: 45.79% CA IOLTA/IOLA Checking at 2.80% APY, First County BankFirst County Bank1006 Post Rd, Darien, CT 06820A+5.0 ★Texas Ratio: 2.27% High Yield Checking at 2.22% APY, Connecticut Community BankConnecticut Community Bank777 Post Rd, Darien, CT 06820A+5.0 ★Texas Ratio: 0.77% Premium NOW Checking at 0.15% APY, Bankwell BankBankwell Bank1065 Post Rd, Darien, CT 06820A-5.0 ★Texas Ratio: 15.53% Smart Checking at 0.15% APY, and DR BankDR Bank1001 Post Rd, Darien, CT 06820A+5.0 ★Texas Ratio: 0.38% PRIME CHECKING at 0.05% APY. Checking account rates as of April 12, 2026 according to verified data from MonitorBankRates.
Darien has 5 local institutions in our database, with checking rates as high as 2.80% APY from Patriot Bank N.A. at 233 Post Rd, Darien, CT, 06820. Use the tabs below to compare all available checking account types. Rates are continually updated — we recommend checking back frequently.
Checking account rates reflect recent market quotes and representative offers available to depositors in Darien, Connecticut. Checking Account Rates Last Updated and Verified: April 12, 2026
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Qualifications Required; Qualifying balance up to $15,000.00
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Qualifying balance up to $5,000.00
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daily collected balance of $1.00 or more
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Qualifications Required; Qualifying balance up to $15,000.00
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daily collected balance of $1.00 or more
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daily collected balance of $1.00 or more
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Compare local Darien, CT checking rate quotes against the statewide average
Daily checking rate averages tracked across our database of 8,500+ banks and credit unions — updated every evening.
Connecticut high-yield checking rates fell 0.762 points over the past 7 days to 1.018% APY.
Connecticut free checking rates currently average 0.646% APY.
Direct-Sourced & Verified Checking Rate Data: We aggregate checking account rates for Darien, Connecticut directly from the official websites of banks and credit unions using a combination of our proprietary rate aggregation technology and a dedicated team of rate updaters. By pulling this data straight from the institutions’ own digital properties and manually verifying the yields daily, we ensure that every checking rate displayed on MonitorBankRates.com is highly accurate and trustworthy.
Local, Regional, and National Coverage: Our systems and team constantly monitor the market to provide a complete picture of available yields in Darien, Connecticut. We feature a comprehensive mix of financial institutions, allowing you to easily compare localized checking rates from neighborhood credit unions, competitive offers from mid-sized regional banks, and high-yield checking accounts available to account holders in CT.
Daily Updates & Time-Stamped Accuracy: To maintain the highest level of data integrity, our rate updaters verify and update checking rates daily. Because checking account yields can fluctuate based on market conditions, every single checking product listed on our platform features its own specific “last updated” date.