Credit union · NCUA insured
Polk County Credit Union CD Rates
Polk County Credit Union’s best CD rate is 0.95% APY on a 2-year share certificate (CD). Terms run from 1 year to 2 years. Rates checked October 16, 2026.
How Polk County Credit Union’s CD rates compare
Compared with banks and credit unions near Des Moines, IA, where Polk County Credit Union has the most branches. $10,000, best rate first.
This credit union’s best
Polk County Credit Union
0.80%APY
- Term
- 24 months
- Requires
- None
- Minimum
- $10,000
- Earns on $10,000
- $161
Certificates of Deposit
Top rate
Nicolet National Bank
4.75%APY
- Term
- 60 months
- Requires
- None
- Minimum
- $2,500
- Earns on $10,000
- $2,612
2nd-highest rate
Union State Bank
4.61%APY
- Term
- 27 months
- Requires
- Another account
- Minimum
- —
- Earns on $10,000
- $1,067
Every rate
Current CD rates
Rates from the credit union’s website. Earnings assume the rate doesn’t change.
Certificates of Deposit
Up to 0.80%APY · 3 terms
| Term | APY · $10,000 – $100,000 | APY · $100,000 and up | APY | Earns on $10,000Earns |
|---|---|---|---|---|
| 12 months | 0.70% | 0.85% | 0.70%0.85% from $100k | $70 |
| 18 months | 0.75% | 0.90% | 0.75%0.90% from $100k | $113 |
| 24 months | 0.80% | 0.95% | 0.80%0.95% from $100k | $161 |
Sources (1)
- polkcountycreditunion.com/rates.php · captured Sep 18, 2026
Who can join Polk County Credit Union
This may be incomplete or out of date, so check with the credit union before you apply.
Employers and groups
- Membership is open to employees of Broadlawns Hospital.
Military, government and schools
- Membership is open to employees of the city of Altoona.
- Membership is open to employees of Fifth Judicial.
- Membership is open to employees of Heartland AEA.
- Membership is open to employees of Polk County.
Membership information collected October 4, 2026.