# Sunmark Credit Union CD and share certificate rates

As of October 22, 2026, Sunmark Credit Union's highest tracked CD (share certificate) rate is 4.25% APY on a 6-month CD ($500 minimum). That is 3.1 times the FDIC national average for 6-month CDs (1.39%). Standard CD rates range from 2.50% to 4.25% APY.

Canonical page: https://apyledger.com/cd-rates/sunmark-credit-union
Institution: Sunmark Credit Union (NCUA 68710)
Aliases: 
Status: live
Last verified: 2026-10-23T02:11:10.000Z (October 22, 2026)
Official source: https://www.sunmark.org/rates
Coverage: Membership required. Regular share certificates from 90 days to 5 years with a $500 minimum. IRA and commercial certificates are excluded. Early withdrawal penalties may apply.
Treasury comparison date: 2026-10-21. Premiums are percentage points versus the same-term APY-equivalent Treasury yield.

| Product | Kind | Term | Minimum deposit | APY | Quoted location | vs. Treasury | Verified (UTC) | Source snapshot |
| --- | --- | --- | --- | --- | --- | --- | --- | --- |
| Regular Share Certificate | standard | 90 days | $500 | 2.50% | Not ZIP-priced | −1.79% | 2026-10-23T02:11:10.000Z | [Snapshot 879](https://apyledger.com/snapshots/879) |
| Regular Share Certificate | standard | 6 months | $500 | 4.25% | Not ZIP-priced | −0.15% | 2026-10-23T02:11:10.000Z | [Snapshot 879](https://apyledger.com/snapshots/879) |
| Regular Share Certificate | standard | 9 months | $500 | 3.00% | Not ZIP-priced | −1.48% | 2026-10-23T02:11:10.000Z | [Snapshot 879](https://apyledger.com/snapshots/879) |
| Regular Share Certificate | standard | 12 months | $500 | 3.50% | Not ZIP-priced | −1.07% | 2026-10-23T02:11:10.000Z | [Snapshot 879](https://apyledger.com/snapshots/879) |
| Regular Share Certificate | standard | 18 months | $500 | 3.25% | Not ZIP-priced | −1.47% | 2026-10-23T02:11:10.000Z | [Snapshot 879](https://apyledger.com/snapshots/879) |
| Regular Share Certificate | standard | 24 months | $500 | 3.50% | Not ZIP-priced | −1.37% | 2026-10-23T02:11:10.000Z | [Snapshot 879](https://apyledger.com/snapshots/879) |
| Regular Share Certificate | standard | 36 months | $500 | 2.50% | Not ZIP-priced | −2.45% | 2026-10-23T02:11:10.000Z | [Snapshot 879](https://apyledger.com/snapshots/879) |
| Regular Share Certificate | standard | 48 months | $500 | 2.50% | Not ZIP-priced | −2.48% | 2026-10-23T02:11:10.000Z | [Snapshot 879](https://apyledger.com/snapshots/879) |
| Regular Share Certificate | standard | 60 months | $500 | 2.50% | Not ZIP-priced | −2.51% | 2026-10-23T02:11:10.000Z | [Snapshot 879](https://apyledger.com/snapshots/879) |

Rates and eligibility can change. ZIP-specific quotes must not be treated as statewide or nationwide offers. Confirm terms with the institution before opening an account. This is not financial advice.