Credit union · NCUA insured
Greylock Federal Credit Union CD Rates
Greylock Federal Credit Union’s best CD rate is 3.51% APY on a 2-year share certificate (CD). Terms run from 6 months to 5 years. Rates checked October 15, 2026.
How Greylock Federal Credit Union’s CD rates compare
Compared with banks and credit unions near Pittsfield, MA, where Greylock Federal Credit Union has the most branches. $10,000, best rate first.
This credit union’s best
Greylock Federal Credit Union
3.51%APY
- Term
- 24 months
- Minimum
- $100
- Earns on $10,000
- $714
Term Share Certificate
Top rate
MountainOne
4.25%APY
- Term
- 14 months
- Minimum
- $1,000
- Earns on $10,000
- $498
2nd-highest rate
NBT Bank
4.00%APY
- Term
- 4 months
- Minimum
- $1,000
- Earns on $10,000
- $132
Greylock Federal Credit Union CD score
78
CD score
Higher than 46% of U.S. banks and credit unions
- 3–8 months3–8 mo3.30%
- 9–15 months9–15 mo3.41%
- 16–30 months16–30 mo3.51%
- 31–60 months31–60 mo3.51%
- QualifiedQualified3.51%
Each track runs from the lowest to the highest rate among U.S. banks and credit unions; the dot is this rate.Qualified: needs another account or monthly activity.
Where Greylock Federal Credit Union ranks
By CD score, in each area where it has branches
Every rate
Current CD rates
Rates from the credit union’s website. Earnings assume the rate doesn’t change.
Jumbo Term Share Certificate
Up to 3.51%APY · 6 terms
Dividend Rate and APY are fixed for the term. Fixed APY assumes dividends remain on deposit until maturity. Compounded daily, credited monthly. Additional deposits not permitted after opening. Automatically renewable with a 7-day grace period. Early withdrawal penalty applies.
| Term | APY | Earns on $10,000Earns |
|---|---|---|
| 6 months6-Month Jumbo term. Early withdrawal penalty is 3 months' dividends | 3.30% | — |
| 9 months9-Month Jumbo term. Early withdrawal penalty is 3 months' dividends | 3.35% | — |
| 12 months12-Month Jumbo term. Early withdrawal penalty is 6 months' dividends | 3.41% | — |
| 18 months18-Month Jumbo term. Early withdrawal penalty is 6 months' dividends | 3.46% | — |
| 24 months24-Month Jumbo term. Early withdrawal penalty is 6 months' dividends | 3.51% | — |
| 36 months36-Month Jumbo term. Early withdrawal penalty is 6 months' dividends | 3.51% | — |
Sources (1)
- greylock.org/content/docs/RatesServicePrices.pdf · captured Oct 15, 2026
Term Share Certificate
Up to 3.51%APY · 8 terms
Dividend Rate and APY are fixed for the term. Fixed APY assumes dividends remain on deposit until maturity. Compounded daily, credited monthly. Additional deposits not permitted after opening. Automatically renewable with a 7-day grace period. Early withdrawal penalty applies.
| Term | APY | Earns on $10,000Earns |
|---|---|---|
| 6 months6-Month term. Early withdrawal penalty is 3 months' dividends | 3.30% | $164 |
| 9 months9-Month term. Early withdrawal penalty is 3 months' dividends | 3.35% | $250 |
| 12 months12-Month term. Early withdrawal penalty is 6 months' dividends | 3.41% | $341 |
| 18 months18-Month term. Early withdrawal penalty is 6 months' dividends | 3.46% | $523 |
| 24 months24-Month term. Early withdrawal penalty is 6 months' dividends | 3.51% | $714 |
| 36 months36-Month term. Early withdrawal penalty is 6 months' dividends | 3.51% | $1,090 |
| 48 months48-Month term. Early withdrawal penalty is 6 months' dividends | 3.05% | $1,277 |
| 60 months60-Month term. Early withdrawal penalty is 6 months' dividends | 3.05% | $1,621 |
Sources (2)
All captured Oct 15, 2026
Special-purpose accounts
IRA Term Share Certificate
Up to 3.51%APY · 8 terms
Available for Traditional, Rollover, Roth, or Coverdell IRAs. No monthly service fees or annual trustee fees. Dividend Rate and APY are fixed for the term. Compounded daily, credited monthly. Early withdrawal penalty applies with exceptions for death, disability, or RMDs after age 72.
| Term | APY | Earns on $10,000Earns |
|---|---|---|
| 6 months6-Month IRA CD. Early withdrawal penalty is 3 months' dividends | 3.30% | $164 |
| 9 months9-Month IRA CD. Early withdrawal penalty is 3 months' dividends | 3.35% | $250 |
| 12 months12-Month IRA CD. Early withdrawal penalty is 6 months' dividends | 3.41% | $341 |
| 18 months18-Month IRA CD. Early withdrawal penalty is 6 months' dividends | 3.46% | $523 |
| 24 months24-Month IRA CD. Early withdrawal penalty is 6 months' dividends | 3.51% | $714 |
| 36 months36-Month IRA CD. Early withdrawal penalty is 6 months' dividends | 3.51% | $1,090 |
| 48 months48-Month IRA CD. Early withdrawal penalty is 6 months' dividends | 3.05% | $1,277 |
| 60 months60-Month IRA CD. Early withdrawal penalty is 6 months' dividends | 3.05% | $1,621 |
Sources (2)
- greylock.org/content/docs/RatesServicePrices.pdf
- greylock.org/save/savings/indi…retirement-accounts.html
All captured Oct 15, 2026
Jumbo IRA Term Share Certificate
Up to 3.51%APY · 8 terms
Available for Traditional, Rollover, Roth, or Coverdell IRAs. No monthly service fees or annual trustee fees. Dividend Rate and APY are fixed for the term. Compounded daily, credited monthly. Early withdrawal penalty applies with exceptions for death, disability, or RMDs after age 72.
| Term | APY | Earns on $10,000Earns |
|---|---|---|
| 6 months6-Month IRA CD Jumbo. Early withdrawal penalty is 3 months' dividends | 3.30% | — |
| 9 months9-Month IRA CD Jumbo. Early withdrawal penalty is 3 months' dividends | 3.35% | — |
| 12 months12-Month IRA CD Jumbo. Early withdrawal penalty is 6 months' dividends | 3.41% | — |
| 18 months18-Month IRA CD Jumbo. Early withdrawal penalty is 6 months' dividends | 3.46% | — |
| 24 months24-Month IRA CD Jumbo. Early withdrawal penalty is 6 months' dividends | 3.51% | — |
| 36 months36-Month IRA CD Jumbo. Early withdrawal penalty is 6 months' dividends | 3.51% | — |
| 48 months48-Month IRA CD Jumbo. Early withdrawal penalty is 6 months' dividends | 3.05% | — |
| 60 months60-Month IRA CD Jumbo. Early withdrawal penalty is 6 months' dividends | 3.05% | — |
Sources (2)
- greylock.org/content/docs/RatesServicePrices.pdf
- greylock.org/save/savings/indi…retirement-accounts.html
All captured Oct 15, 2026
Wealth Builders Certificate
3.41%APY · 1 term
Available to Greylock Wealth Builders members between the ages of 0-22. Dividend Rate and APY are fixed for the term. Fixed APY assumes dividends remain on deposit until maturity. Compounded daily, credited monthly.
| Term | APY | Earns on $10,000Earns |
|---|---|---|
| 12 months1 Year College Savings. Early withdrawal penalty applies (6 months' dividends for terms of 12 months or more). Additional deposits cannot be made after opening | 3.41% | $341 |
Sources (2)
All captured Oct 15, 2026
Who can join Greylock Federal Credit Union
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