Ally Bank CD Rate - 18 Month

Ally Bank's 18 Month CD pays 4.50% APY as of November 3, 2026, checked 1 day ago. It is currently above the median 18 Month CD rate we track (3.95% across 100 banks).

4.50% APY

up from 4.40% on Oct 23

Last checked: Nov 3 · 1 day ago
Minimum deposit: None

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See the full Ally Bank 18 Month CD rate history »

Ally Bank CD Rate - 18 Month CD - Rate History

Now 4.50% APY

All-time high 4.50% (Oct 2026)
Low 4.15% (Sep 2026)
4 changes
Tracked since Sep 2026
Full rate history »

Rate changes

Date	APY	Change
October 23, 2026	4.50%	+0.10
October 16, 2026	4.40%	+0.15
September 22, 2026	4.25%	+0.10
September 16, 2026	4.15%	first tracked

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Common questions

What is the Ally Bank 18 Month CD rate today?

The Ally Bank 18 Month CD pays 4.50% APY as of November 3, 2026, checked 1 day ago.

How does the Ally Bank 18 Month CD compare with other 18 Month CDs?

It pays 4.50% APY. The median across the 100 18 Month CD rates RateBrain tracks is 3.95%, so it is 0.55 percentage points above the median.

What has the Ally Bank 18 Month CD paid over time?

Since RateBrain began tracking it in 2026, it has paid as much as 4.50% (Oct 2026) and as little as 4.15% (Sep 2026).

Please Note: We are not a bank or credit union and are not affiliated with any. The information above is provided 'as is' and solely for informational purposes, not for specific financial advice. While we aim to keep our information accurate and current, the rates and information shown on this page may be inaccurate or be out of date. Please check with banks directly for the most up to date and accurate information.