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Best Money Market Rates at Iowa Credit Unions
25 current offers from 10 credit unions. Updated May 24, 2026.
Search by ZIP for nearest branch →| APY | Credit union | Term | Location | Source |
|---|---|---|---|---|
| 4.00% | Cent | Open | Mason City, IA | Site ↗ |
| 3.75% | Corda | Open | Cedar Rapids, IA | Site ↗ |
| 3.75% | Cent | Open | Mason City, IA | Site ↗ |
| 3.50% | Cent | Open | Mason City, IA | Site ↗ |
| 3.50% | Corda | Open | Cedar Rapids, IA | Site ↗ |
| 3.25% | Premier | Open | Des Moines, IA | Site ↗ |
| 3.25% | Cent | Open | Mason City, IA | Site ↗ |
| 3.25% | Corda | Open | Cedar Rapids, IA | Site ↗ |
| 3.20% | Cent | Open | Mason City, IA | Site ↗ |
| 3.15% | Cent | Open | Mason City, IA | Site ↗ |
| 3.10% | Cent | Open | Mason City, IA | Site ↗ |
| 3.05% | Cent | Open | Mason City, IA | Site ↗ |
| 3.00% | Premier | Open | Des Moines, IA | Site ↗ |
| 2.75% | Corda | Open | Cedar Rapids, IA | Site ↗ |
| 2.45% | Premier | Open | Des Moines, IA | Site ↗ |
| 2.35% | Premier | Open | Des Moines, IA | Site ↗ |
| 2.30% | Premier | Open | Des Moines, IA | Site ↗ |
| 2.25% | Corda | Open | Cedar Rapids, IA | Site ↗ |
| 2.25% | Premier | Open | Des Moines, IA | Site ↗ |
| 2.10% | Premier | Open | Des Moines, IA | Site ↗ |
| 2.05% | Premier | Open | Des Moines, IA | Site ↗ |
| 2.00% | Corda | Open | Cedar Rapids, IA | Site ↗ |
| 1.87% | River Valley | Open | Ames, IA | Site ↗ |
| 1.85% | Premier | Open | Des Moines, IA | Site ↗ |
| 1.75% | Corda | Open | Cedar Rapids, IA | Site ↗ |