Compare Bank & Credit Union Rates
Best high-yield savings rates
Compare published savings yields, money market accounts included, with minimums, requirements, collection dates and original sources.
Top savings rates
Showing 31–45 results in Portland, ME metro
- Midcoast Federal Credit UnionPeak Money Market AccountPeak Money Market Account · $2,500 min · 0.50%–2.25% by balance
Credit union · 3 branches
0.50%APY$50 a year on $10,000Requirements
Product: Tiered rate structure where the rate for qualifying balance tier applies to the entire account balance. Minimum balance to avoid fee and earn dividend is $2,500.00. Dividends compounded and credited monthly. Up to 6 preauthorized/electronic/check withdrawals or transfers per month.
0.50% interest rate · Effective Oct 1, 2026
Rate by balance
Rate by balance for Peak Money Market Account Balance APY $2,500 – $25,000Your amount 0.50% $25,000 – $50,000 1.01% $50,000 – $100,000 1.25% $100,000 – $250,000 1.50% $250,000 – $500,000 2.01% Over $500,000 2.25% Rate checked
More details - 0.45%APY$45 a year on $10,000
Requirements
Product: The Winter fuel fund is like a savings account. Minimum to open is $10.00 and deposits can be made daily/weekly or monthly. For withdrawals a receipt must be provided and photocopied by FFS that shows the heating company's name and amount due or paid. The check can be made out to the account owner or the heating company, etc. Must maintain a $100 minimum monthly average balance. Fees could reduce earnings. For variable rate accounts, rates may change after opening.
Offer: Variable rate; rates may change after opening. Fees could reduce earnings.
0.45% interest rate · Effective Oct 16, 2026
Rate checked
More details - 0.45%APY$45 a year on $10,000with conditions
Requirements
Product: No minimum deposit or daily balance requirement. All-In Member Pricing (Level 2) requires 21+ debit or credit card transactions per month and minimum $1,500 in direct/mobile deposits into a qualifying account within the last 31 days.
Offer: Level 1 base tier.
Qualified rate · 0.45% interest rate · No monthly fee
Rate checked
More details - Evergreen Credit UnionMoney MarketMoney Market · $2,500 min · 0.40%–2.10% by balance
Credit union · 5 branches
0.40%APY$40 a year on $10,000Requirements
Product: Minimum to earn dividends is $2,500.00. Membership eligibility requirements apply (live, work, worship, or attend school in Androscoggin, Cumberland, Lincoln, Oxford, Sagadahoc, or York counties, or immediate relative). No monthly maintenance fees.
0.40% interest rate · No monthly fee · Effective Oct 8, 2026
Rate by balance
Rate by balance for Money Market Balance APY $2,500 – $15,000Your amount 0.40% $15,000 – $50,000 0.50% $50,000 – $100,000 1.10% $100,000 – $250,000 1.30% $250,000 and up 2.10% Rate checked
More details - Maine Community BankChampion High-Yield Money MarketChampion High-Yield Money Market · $1 min · 0.25%–2.00% by balance
Bank · 20 branches
0.40%APY$40 a year on $10,000Requirements
Product: Tiered interest-bearing account. Six preauthorized transfers per statement cycle. No monthly maintenance service charge.
Offer: Stated minimum opening balance is required to obtain APY.
No monthly fee · Effective Oct 15, 2026
Rate by balance
Rate by balance for Champion High-Yield Money Market Balance APY Up to $10,000 0.25% $10,000 – $25,000Your amount 0.40% $25,000 – $50,000 0.50% $50,000 – $100,000 1.00% $100,000 – $250,000 2.00% $250,000 and up 2.00% Rate checked
More details - 0.35%APY$35 a year on $10,000
Requirements
Product: $5 minimum to open Share Account. $100 minimum balance required to earn dividends.
Offer: $5 minimum to open Share Account. $100 minimum balance required to earn dividends.
0.35% interest rate · Effective Oct 1, 2026
Rate checked
More details - Cumberland County Federal Credit UnionMoney Market CheckingMoney Market Checking · $4,000 min · 0.25%–0.30% by balance
Credit union · 6 branches
0.30%APY$30 a year on $10,000Requirements
Product: Dividends paid monthly on average daily balance of $4,000 or more.
0.25% interest rate
Rate by balance
Rate by balance for Money Market Checking Balance APY $4,000 – $10,000 0.25% $10,000 and upYour amount 0.30% Rate checked
More details - 0.25%APY$25 a year on $10,000
Requirements
Product: Par value of a membership share is $25.00, which must be fully paid and retained in share savings account. Membership requires living, working, worshipping, or attending school in Androscoggin, Cumberland, Franklin, Kennebec, Knox, Lincoln, Oxford, Sagadahoc, Somerset, or York county. No monthly service fee.
Offer: Average daily balance method to calculate dividends. Dividends credited and compounded monthly. Minimum balance to open/obtain APY is $25.00.
0.25% interest rate · Compounded monthly · No monthly fee · Effective Oct 1, 2026
Rate checked
More details - Bangor Savings BankMarket Rate SavingsSavings · $5,000 min · 0.00%–0.40% by balance
Bank · 17 branches
0.25%APY$25 a year on $10,000Requirements
Product: No need to have a checking account with Bangor Savings Bank.
0.00% interest rate · $10 monthly fee · Effective Oct 1, 2026
Rate by balance
Rate by balance for Market Rate Savings Balance APY Up to $5,000 0.00% $5,000 – $10,000 0.15% $10,000 – $25,000Your amount 0.25% $25,000 – $50,000 0.40% $50,000 and up 0.40% Rate checked
More details - Bangor Savings BankBenefit Money MarketBenefit Money Market · $5,000 min · 0.00%–0.60% by balance
Bank · 17 branches
0.25%APY$25 a year on $10,000with conditionsRequirements
Product: Must have or open a personal checking account with Bangor Savings Bank.
Offer: Must have or open a personal checking account with Bangor Savings Bank.
Qualified rate · 0.00% interest rate · No monthly fee · Effective Oct 1, 2026
Rate by balance
Rate by balance for Benefit Money Market Balance APY Up to $5,000 0.00% $5,000 – $25,000Your amount 0.25% $25,000 – $50,000 0.45% $50,000 – $100,000 0.50% $100,000 – $250,000 0.60% $250,000 and up 0.60% Rate checked
More details - Kennebunk SavingsBeacon Money MarketBeacon Money Market · $0 min · 0.25%–3.56% by balance
Bank · 12 branches
0.25%APY$25 a year on $10,000intro rateRequirements
Product: Available to customers who live or work in Cumberland or York Counties, ME, or Rockingham or Strafford Counties, NH. Must open new account, no conversions. Limited-time offer.
Offer: Rates variable and subject to change after account opening. Maximum daily balance is $3,000,000.00. Interest earned equal to or greater than $0.01 during a statement cycle will be credited at cycle end.
Promotional rate · 0.25% interest rate · Effective May 13, 2026
Rate by balance
Rate by balance for Beacon Money Market Balance APY Up to $25,000Your amount 0.25% $25,000 – $50,000 1.00% $50,000 – $100,000 2.02% $100,000 – $250,000 3.30% $250,000 – $3,000,000 3.56% Rate checked
More details - 0.25%APY$25 a year on $10,000
Requirements
Offer: Compounded and credited quarterly. Calculated by average daily balance method. Minimum required balance of $25 to obtain the Annual Percentage Yield. Maximum of 6 automatic transfers to cover overdrafts per month.
0.25% interest rate · Effective Aug 17, 2021
Rate checked
More details - University Credit UnionSuper Share AccountSavings · $2,000 min · 0.05%–0.20% by balance
Credit union · 3 branches
0.20%APY$20 a year on $10,000Requirements
Product: Earn a higher rate of interest with a $2,000 minimum balance. Maximum of three withdrawals per month.
0.05% interest rate · Effective Oct 1, 2026
Rate by balance
Rate by balance for Super Share Account Balance APY Up to $1,999 0.05% $2,000 and upYour amount 0.20% Rate checked
More details - Androscoggin BankPersonal Money MarketPersonal Money Market · $25 min · 0.01%–0.50% by balance
Bank · 3 branches
0.15%APY$15 a year on $10,000Requirements
Product: Opening deposit of $25 is required. Minimum daily balance of $5,000 must be maintained to avoid a $10.00 monthly service charge. Fees may reduce earnings. Stated minimum balance is required to obtain APY. Rates subject to change without notice once the account has been opened.
Offer: Tier 1. Stated minimum balance is required to obtain APY.
0.01% interest rate · $10 monthly fee · Effective Oct 21, 2026
Rate by balance
Rate by balance for Personal Money Market Balance APY Up to $5,000 0.01% $5,000 – $25,000Your amountTier 2. 0.15% $25,000 – $50,000Tier 3. Minimum daily balance of $5,000 avoids $10 monthly service charge. 0.20% $50,000 – $75,000Tier 4. Minimum daily balance of $5,000 avoids $10 monthly service charge. 0.25% $75,000 – $100,000Tier 5. Minimum daily balance of $5,000 avoids $10 monthly service charge. 0.30% $100,000 and upTier 6. Minimum daily balance of $5,000 avoids $10 monthly service charge. 0.50% Rate checked
More details - 0.15%APY$15 a year on $10,000
Requirements
Product: To open any account, must deposit or already have on deposit at least the par value of one full share ($25.00). Must maintain at least $25.00 membership share.
0.10% interest rate · Effective Oct 9, 2026
Rate by balance
Rate by balance for Share Balance APY Up to $10,000 0.10% $10,000 and upYour amount$25.00 membership share required 0.15% Rate checked
More details
Carrot Score rates each institution on all its CD, savings, auto loan and credit card rates, not just the account shown. How we rank
What savings accounts pay in Portland, ME metro
118 accounts at 42 banks and credit unions · checked Oct 16–22
- Typical
- 0.10%
- Top 10% from
- 2.01%
- Banks, typical
- 0.05%
- Credit unions, typical
- 0.28%
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Portland, ME metro
Top Carrot institutions
Ranked across their CDs, savings, auto loans and credit cards. How scores work
- Dirigo Federal Credit UnionCredit union · 1 branch
- Trademark Federal Credit UnionCredit union · 1 branch
- Atlantic Federal Credit UnionCredit union · 12 branches