Treasury Rate Watch Data as of Jun 30, 2026

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.

1.8%2.3%2.8%3.3%3.8%2014201620182020202220242026 3.40%

Last 24 months

MonthAvg. rateMoM
Jun 20263.395%▲ +0.201 pp
May 20263.194%▲ +0.010 pp
Apr 20263.184%▲ +0.038 pp
Mar 20263.146%▼ -0.007 pp
Feb 20263.153%▼ -0.014 pp
Jan 20263.167%▲ +0.017 pp
Dec 20253.150%▼ -0.041 pp
Nov 20253.191%▲ +0.016 pp
Oct 20253.175%▲ +0.013 pp
Sep 20253.162%▼ -0.011 pp
Aug 20253.173%▲ +0.035 pp
Jul 20253.138%▲ +0.171 pp
Jun 20252.967%▼ -0.010 pp
May 20252.977%▼ -0.006 pp
Apr 20252.983%▼ -0.002 pp
Mar 20252.985%▲ +0.005 pp
Feb 20252.980%▼ -0.052 pp
Jan 20253.032%▲ +0.003 pp
Dec 20243.029%▼ -0.008 pp
Nov 20243.037%▲ +0.009 pp
Oct 20243.028%▲ +0.007 pp
Sep 20243.021%▼ -0.029 pp
Aug 20243.050%▼ -0.015 pp
Jul 20243.065%