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Treasury yields as of November 10, 2026 via FRED · CD APYs reviewed September 2026

Best CD Rates in Maine

Top APYs around 4.3% on short-term CDs available to Maine residents. Account for Maine's 7.15% interest tax to see your real after-tax yield.

CD Rate Ladder — Maine

Top-tier online bank averages by term. Local bank rates in Maine typically pay 1-2 percentage points less.

3 month
4.15%
APY
6 month
4.30%
APY
1 year
4.40%
APY
18 month
4.25%
APY
2 year
4.20%
APY
3 year
4.10%
APY
5 year
4.00%
APY

1-Year CD vs T-Bill: After-Tax Yield in Maine

On a $25,000 balance, comparing what you actually keep at the 24% federal bracket and 7.15% Maine rate.

1-Year CD (4.4% APY)
$757.35
after tax · 3.03% effective
fed: −$264.00 · state: −$78.65
1-Year T-Bill (4.56%)
$866.40
after tax · 3.47% effective
fed: −$273.60 · state: $0 (exempt)
Verdict for Maine: T-bills beat CDs after taxes — the state-tax exemption is worth more than the CD's APY premium. Buy T-bills directly through TreasuryDirect or a brokerage.
Maine snapshot

What Maine does to your interest — and what a home here costs

Zillow Home Value Index for Maine, August 2026, combined with the Freddie Mac 30-year rate of 7.11% (November 12, 2026), Maine's 1.24% effective property tax rate, and a $1,300/yr average insurance premium.

Median home value
$415,552
+1.6% vs. a year ago · +13% vs. US
State tax on interest
up to 7.15%
Top marginal rate
4.20% HYSA, after tax
2.89%
24% federal + state
4.56% 1-yr Treasury, after tax
3.47%
State-tax exempt
20% down on a median home
$83,110
What a down-payment fund needs to reach
Full payment breakdown on a $400,000 Maine home →Compare all 50 states and 100 metros →

Should You Open a CD in Maine?

CDs make sense in Maine when: (1) you don't need the money before the maturity date, (2) you think interest rates will fall during your CD term (locking in protects you), (3) you want a guaranteed yield without market risk, and (4) you've already maxed out tax-advantaged accounts (401(k), Roth IRA, HSA).

CD ladder strategy

Instead of putting all your cash into one CD term, build a CD ladder: split your savings across 3-month, 6-month, 12-month, and 18-month CDs. Every 3 months, one CD matures — you can spend it or roll it into a new long-term CD. This balances liquidity with locked-in rates.

Early withdrawal penalties

Most CDs charge 3-12 months of interest as a penalty for early withdrawal. On a 5-year CD, that's typically 12 months of interest — substantial. Some banks offer "no-penalty" CDs at slightly lower APYs. For emergency fund money, stick with a HYSA (no penalty, fully liquid).

Where to find the best Maine CD rates

Online banks (Marcus by Goldman Sachs, Ally, Capital One 360, Synchrony) consistently offer the highest CD APYs nationwide and are FDIC-insured up to $250,000 per depositor per bank. Maine credit unions sometimes offer "specials" with promo APYs higher than online banks — check NCUA-insured options if you qualify for membership.

Brokered CDs vs bank CDs

Brokered CDs (sold through Fidelity, Schwab, Vanguard) often pay slightly higher rates than direct bank CDs because they cut through aggregator pricing. They're still FDIC-insured up to $250k per issuer, and you can hold them in your IRA. The downside: secondary-market trading is needed for early withdrawal, which can result in capital losses.

More for Maine savers
Best HYSA in Maine →Emergency Fund Calculator →Compound Interest Calculator →HYSA Article →