Average interest rate
Government Account Series
Special non-marketable securities issued to federal trust funds (Social Security, Medicare, military retirement). This is the largest pool of intragovernmental debt.
Latest (Jun 2026)
3.40%
▲ +0.201 pp MoM
Year-over-year
▲ +0.428 pp
vs. Jun 2025
13-year low
2.04%
Jan 2022
13-year high
3.65%
Jan 2013
Government Account Series — average rate history
Monthly, Jan 2013 – Jun 2026.
Last 24 months
| Month | Avg. rate | MoM |
|---|---|---|
| Jun 2026 | 3.395% | ▲ +0.201 pp |
| May 2026 | 3.194% | ▲ +0.010 pp |
| Apr 2026 | 3.184% | ▲ +0.038 pp |
| Mar 2026 | 3.146% | ▼ -0.007 pp |
| Feb 2026 | 3.153% | ▼ -0.014 pp |
| Jan 2026 | 3.167% | ▲ +0.017 pp |
| Dec 2025 | 3.150% | ▼ -0.041 pp |
| Nov 2025 | 3.191% | ▲ +0.016 pp |
| Oct 2025 | 3.175% | ▲ +0.013 pp |
| Sep 2025 | 3.162% | ▼ -0.011 pp |
| Aug 2025 | 3.173% | ▲ +0.035 pp |
| Jul 2025 | 3.138% | ▲ +0.171 pp |
| Jun 2025 | 2.967% | ▼ -0.010 pp |
| May 2025 | 2.977% | ▼ -0.006 pp |
| Apr 2025 | 2.983% | ▼ -0.002 pp |
| Mar 2025 | 2.985% | ▲ +0.005 pp |
| Feb 2025 | 2.980% | ▼ -0.052 pp |
| Jan 2025 | 3.032% | ▲ +0.003 pp |
| Dec 2024 | 3.029% | ▼ -0.008 pp |
| Nov 2024 | 3.037% | ▲ +0.009 pp |
| Oct 2024 | 3.028% | ▲ +0.007 pp |
| Sep 2024 | 3.021% | ▼ -0.029 pp |
| Aug 2024 | 3.050% | ▼ -0.015 pp |
| Jul 2024 | 3.065% | — |