How much is a $50 Series I savings bond from 2018 worth?
Official Treasury redemption values by issue month, September 2026.
savingsbondcheck.com - $50 Series I savings bond issued 2018 - values as of September 2026 - data: U.S. Treasury
Official Treasury value file data
- A $50 Series I savings bond issued in 2018 is worth $66.96 to $68.40 as of , depending on the issue month printed on the bond. That is the official U.S. Treasury redemption value - what a bank pays you today.
- It cost $50.00 when it was bought (I bonds sold at face value). Everything above that is interest: up to $18.40 earned so far.
- Still earning interest. Bonds from 2018 reach final maturity around May 2048, 30 years after issue, and stop earning then.
- Next scheduled value change: October 2026, when a $50 bond from May 2018 goes to $68.44.
Every 2018 issue month
Savings bonds issued in different months of 2018 are worth different amounts, because each month's bond has its own rate history. Match the issue date printed on your bond to the row below.
| Issue month | Value now ($50 bond) | Status | Final maturity |
|---|---|---|---|
| January 2018 | $67.52 | Still earning | January 2048 |
| February 2018 | $67.34 | Still earning | February 2048 |
| March 2018 | $67.14 | Still earning | March 2048 |
| April 2018 | $66.96 | Still earning | April 2048 |
| May 2018 | $68.24 | Still earning | May 2048 |
| June 2018 | $68.04 | Still earning | June 2048 |
| July 2018 | $67.82 | Still earning | July 2048 |
| August 2018 | $67.62 | Still earning | August 2048 |
| September 2018 | $67.42 | Still earning | September 2048 |
| October 2018 | $67.22 | Still earning | October 2048 |
| November 2018 | $68.40 | Still earning | November 2048 |
| December 2018 | $68.18 | Still earning | December 2048 |
Other Series I 2018 denominations: $50 · $75 · $100 · $200 · $500 · $1,000 · $5,000 · $10,000
Source: U.S. Treasury Fiscal Data - Savings Bonds Value Files (v2/accounting/od/sb_value), redemption period 2026-09. Values are published per $25 of face value and scale exactly: a $50 bond is 2x the per-$25 figure.
Frequently asked questions
How much is a $50 savings bond from 2018 worth?
Between $66.96 and $68.40 as of September 2026, depending on the issue month printed on the bond. Find the month in the table above for the exact Series I figure from Treasury's official value file.
What did a $50 Series I bond cost?
$50.00.
Is a 2018 Series I bond still earning interest?
Yes, until it reaches final maturity 30 years after its issue month - the table above gives the exact month for each.
How do I cash a $50 savings bond?
Take the paper bond and photo ID to a bank that redeems savings bonds, or mail it to Treasury with FS Form 1522. See the how-to-cash guide for what banks require and the tax forms.
All 2018 denominations and the full history: Series I 2018 value table · every year for this denomination: $50 savings bond values · check a specific bond · how to cash it.