Selected Interest Rates: 1-year Treasury constant maturity

What has the 1-year Treasury constant maturity been over time?

On , the 1-year Treasury constant maturity was 4.47%, up 0.89 percentage points from 3.58% on .

The 1-year Treasury constant maturity, average of each month

778 months since January 1962Averages ours, from the business-day values

The 1-year Treasury constant maturity, average of each month, 15 Jan 1962 to 15 Oct 2026, recessions shaded
The 1-year Treasury constant maturity, average of each month, 15 Oct 2016 to 15 Oct 2026, recessions shaded
The 1-year Treasury constant maturity, average of each month, 15 Oct 2024 to 15 Oct 2026

Shaded bands are US recessions as the National Bureau of Economic Research dates them: to , to , to , to , to , to , to , to .

Shaded bands are US recessions as the National Bureau of Economic Research dates them: to .

The 1-year Treasury constant maturity in each calendar year: its average, highest and lowest business day

65 calendar years, 1962 to 2026Ours, from the business-day values

The 1-year Treasury constant maturity in each calendar year: its average, highest and lowest business day, 1 Jul 1962 to 1 Jul 2026, recessions shaded
The 1-year Treasury constant maturity in each calendar year: its average, highest and lowest business day, 1 Jul 2016 to 1 Jul 2026, recessions shaded

Shaded bands are US recessions as the National Bureau of Economic Research dates them: to , to , to , to , to , to , to , to .

Shaded bands are US recessions as the National Bureau of Economic Research dates them: to .

The lines

  • Average, 20263.89%
  • High, 20264.59%
  • Low, 20263.40%

The 1-year Treasury constant maturity each business day

The last 30 business days

The 1-year Treasury constant maturity each business day, 14 Sep 2026 to 26 Oct 2026

Each point is one month's average (ours), one year's average, high or low, or one business day; pointing at the chart shows the point's date and value.

Select a line to followLatest:

Observed .

Right now

The 1-year Treasury constant maturity was 4.47% on , the highest since .

It was last lower on , at 4.44%.

ChangeOurs

The average 1-year Treasury constant maturity at the start of each period, and the change since then (ours)
PeriodThenChange
One month4.03%, the average in +0.34 percentage points
Three months3.91%, the average in +0.46 percentage points
Twelve months3.66%, the average in +0.71 percentage points
Five years0.08%, the average in +4.29 percentage points
Ten years0.59%, the average in +3.78 percentage points

In historyOurs

The average 1-year Treasury constant maturity of 4.37% in was higher than in 344 of the 776 other months since , the same in 1 and lower in 431.

Highest since : 16.72% in . Lowest since : 0.05% in .

AverageOurs

Average since : 4.875% (ours, a plain mean of the 777 months).

This yearSo far, ours

Average 3.89%; highest 4.59% on , lowest 3.40% on .

4.47%

Low 3.40% Midpoint 3.995% High 4.59%

See every year's average, high and low

Understanding the 1-year Treasury constant maturity

Where it stands today

The 1-year Treasury constant maturity was 4.47% on .

What are these values?

The values are the Federal Reserve Board's H.15 series "1-year Treasury constant maturity" as published for each business day.

Read more

Yearly and monthly averages, highs, lows and changes are computed by 500metrics from those values: an average is the plain mean of the business days with a value, rounded to two decimals; a high or low is the first day of the year with that value.

The numbers behind the chart

What were the average, high and low in each year?65 calendar years, newest first
1-year Treasury constant maturity by calendar year, newest first (%)
YearAverageHighHigh onLowLow onLast value
20263.89%4.59%3.40%4.47%
20253.91%4.30%3.47%3.48%
20244.69%5.25%3.88%4.16%
20235.08%5.49%4.19%4.79%
20222.80%4.80%0.38%4.73%
20210.10%0.39%0.04%0.39%
20200.37%1.56%0.09%0.10%
20192.05%2.60%1.51%1.59%
20182.33%2.74%1.77%2.63%
20171.20%1.76%0.79%1.76%
Show 55 more rows
1-year Treasury constant maturity by calendar year, newest first (%) (continued)
YearAverageHighHigh onLowLow onLast value
20160.61%0.92%0.43%0.85%
20150.32%0.76%0.16%0.65%
20140.12%0.28%0.09%0.25%
20130.13%0.17%0.09%0.13%
20120.17%0.22%0.10%0.16%
20110.18%0.31%0.08%0.12%
20100.32%0.49%0.21%0.29%
20090.47%0.75%0.26%0.47%
20081.83%3.17%0.34%0.37%
20074.53%5.12%3.09%3.34%
20064.94%5.30%4.35%5.00%
20053.62%4.40%2.79%4.38%
20041.89%2.78%1.15%2.75%
20031.24%1.44%0.88%1.26%
20022.00%2.76%1.32%1.32%
20013.49%5.11%1.93%2.17%
20006.11%6.44%5.25%5.32%
19995.08%5.99%4.41%5.98%
19985.05%5.49%3.86%4.53%
19975.63%6.08%5.29%5.51%
19965.52%5.98%4.79%5.51%
19955.94%7.32%5.18%5.18%
19945.32%7.32%3.47%7.20%
19933.43%3.70%3.17%3.63%
19923.89%4.79%2.96%3.61%
19915.86%6.84%4.11%4.12%
19907.89%8.64%6.82%6.82%
19898.53%9.85%7.59%7.76%
19887.65%9.18%6.53%9.02%
19876.77%8.42%5.65%7.10%
19866.45%7.95%5.52%5.95%
19858.42%10.09%7.43%7.60%
198410.91%12.34%9.01%9.22%
19839.58%10.81%8.30%10.08%
198212.27%15.23%8.67%8.68%
198114.80%17.31%11.47%13.35%
198012.00%16.47%7.63%13.86%
197910.65%13.62%9.31%11.70%
19788.34%10.58%7.00%10.57%
19776.08%7.10%4.88%6.98%
19765.88%6.82%4.82%4.86%
19756.78%7.96%5.64%6.16%
19748.20%10.03%6.74%7.35%
19737.32%9.23%5.67%7.30%
19724.95%5.68%4.08%5.68%
19714.89%6.28%3.48%4.46%
19706.90%8.28%4.86%4.94%
19697.12%8.40%6.16%8.32%
19685.69%6.64%5.28%6.46%
19674.88%5.76%4.07%5.76%
19665.20%5.99%4.80%5.00%
19654.15%4.96%3.92%4.96%
19643.85%4.12%3.67%3.99%
19633.36%3.84%2.98%3.83%
19623.10%3.36%2.88%3.05%

The table scrolls sideways; the first column stays in place.

What did the rate average in each month?778 months, newest first
1-year Treasury constant maturity, average of each month, newest first (%)
MonthAverage
October 20264.47%
September 20264.37%
August 20264.03%
July 20264.05%
June 20263.91%
May 20263.79%
April 20263.69%
March 20263.67%
February 20263.48%
January 20263.51%
December 20253.54%
November 20253.66%
October 20253.61%
September 20253.66%
August 20253.89%
July 20254.08%
June 20254.06%
May 20254.09%
April 20253.95%
March 20254.06%
February 20254.19%
January 20254.18%
December 20244.23%
November 20244.33%
Show 754 more rows
1-year Treasury constant maturity, average of each month, newest first (%) (continued)
MonthAverage
October 20244.20%
September 20244.03%
August 20244.43%
July 20244.90%
June 20245.11%
May 20245.16%
April 20245.14%
March 20244.99%
February 20244.92%
January 20244.79%
December 20234.96%
November 20235.28%
October 20235.42%
September 20235.44%
August 20235.37%
July 20235.37%
June 20235.24%
May 20234.91%
April 20234.68%
March 20234.68%
February 20234.93%
January 20234.69%
December 20224.68%
November 20224.73%
October 20224.43%
September 20223.89%
August 20223.28%
July 20223.02%
June 20222.65%
May 20222.06%
April 20221.89%
March 20221.34%
February 20221.00%
January 20220.55%
December 20210.30%
November 20210.18%
October 20210.11%
September 20210.08%
August 20210.07%
July 20210.08%
June 20210.07%
May 20210.05%
April 20210.06%
March 20210.08%
February 20210.07%
January 20210.10%
December 20200.10%
November 20200.12%
October 20200.13%
September 20200.13%
August 20200.13%
July 20200.15%
June 20200.18%
May 20200.16%
April 20200.18%
March 20200.33%
February 20201.41%
January 20201.53%
December 20191.55%
November 20191.57%
October 20191.61%
September 20191.80%
August 20191.77%
July 20191.96%
June 20192.00%
May 20192.34%
April 20192.42%
March 20192.49%
February 20192.55%
January 20192.58%
December 20182.66%
November 20182.70%
October 20182.65%
September 20182.56%
August 20182.45%
July 20182.39%
June 20182.33%
May 20182.27%
April 20182.15%
March 20182.06%
February 20181.96%
January 20181.80%
December 20171.70%
November 20171.56%
October 20171.40%
September 20171.28%
August 20171.23%
July 20171.22%
June 20171.20%
May 20171.12%
April 20171.04%
March 20171.01%
February 20170.82%
January 20170.83%
December 20160.87%
November 20160.74%
October 20160.66%
September 20160.59%
August 20160.57%
July 20160.51%
June 20160.55%
May 20160.59%
April 20160.56%
March 20160.66%
February 20160.53%
January 20160.54%
December 20150.65%
November 20150.48%
October 20150.26%
September 20150.37%
August 20150.38%
July 20150.30%
June 20150.28%
May 20150.24%
April 20150.23%
March 20150.25%
February 20150.22%
January 20150.20%
December 20140.21%
November 20140.13%
October 20140.10%
September 20140.11%
August 20140.11%
July 20140.11%
June 20140.10%
May 20140.10%
April 20140.11%
March 20140.13%
February 20140.12%
January 20140.12%
December 20130.13%
November 20130.12%
October 20130.12%
September 20130.12%
August 20130.13%
July 20130.12%
June 20130.14%
May 20130.12%
April 20130.12%
March 20130.15%
February 20130.16%
January 20130.15%
December 20120.16%
November 20120.18%
October 20120.18%
September 20120.18%
August 20120.18%
July 20120.19%
June 20120.19%
May 20120.19%
April 20120.18%
March 20120.19%
February 20120.16%
January 20120.12%
December 20110.12%
November 20110.11%
October 20110.11%
September 20110.10%
August 20110.11%
July 20110.18%
June 20110.18%
May 20110.19%
April 20110.25%
March 20110.26%
February 20110.29%
January 20110.27%
December 20100.29%
November 20100.25%
October 20100.23%
September 20100.26%
August 20100.26%
July 20100.29%
June 20100.32%
May 20100.37%
April 20100.44%
March 20100.40%
February 20100.35%
January 20100.35%
December 20090.37%
November 20090.31%
October 20090.37%
September 20090.40%
August 20090.46%
July 20090.48%
June 20090.51%
May 20090.50%
April 20090.55%
March 20090.64%
February 20090.62%
January 20090.44%
December 20080.49%
November 20081.07%
October 20081.42%
September 20081.91%
August 20082.18%
July 20082.28%
June 20082.42%
May 20082.06%
April 20081.74%
March 20081.54%
February 20082.05%
January 20082.71%
December 20073.26%
November 20073.50%
October 20074.10%
September 20074.14%
August 20074.47%
July 20074.96%
June 20074.96%
May 20074.91%
April 20074.93%
March 20074.92%
February 20075.05%
January 20075.06%
December 20064.94%
November 20065.01%
October 20065.01%
September 20064.97%
August 20065.08%
July 20065.22%
June 20065.16%
May 20065.00%
April 20064.90%
March 20064.77%
February 20064.68%
January 20064.44%
December 20054.35%
November 20054.33%
October 20054.18%
September 20053.85%
August 20053.87%
July 20053.64%
June 20053.36%
May 20053.33%
April 20053.32%
March 20053.30%
February 20053.03%
January 20052.86%
December 20042.67%
November 20042.50%
October 20042.23%
September 20042.12%
August 20042.02%
July 20042.10%
June 20042.12%
May 20041.78%
April 20041.43%
March 20041.19%
February 20041.24%
January 20041.24%
December 20031.31%
November 20031.34%
October 20031.25%
September 20031.24%
August 20031.31%
July 20031.12%
June 20031.01%
May 20031.18%
April 20031.27%
March 20031.24%
February 20031.30%
January 20031.36%
December 20021.45%
November 20021.49%
October 20021.65%
September 20021.72%
August 20021.76%
July 20021.96%
June 20022.20%
May 20022.35%
April 20022.48%
March 20022.57%
February 20022.23%
January 20022.16%
December 20012.22%
November 20012.18%
October 20012.33%
September 20012.82%
August 20013.47%
July 20013.62%
June 20013.58%
May 20013.78%
April 20013.98%
March 20014.30%
February 20014.68%
January 20014.81%
December 20005.60%
November 20006.09%
October 20006.01%
September 20006.13%
August 20006.18%
July 20006.08%
June 20006.17%
May 20006.33%
April 20006.15%
March 20006.22%
February 20006.22%
January 20006.12%
December 19995.84%
November 19995.55%
October 19995.43%
September 19995.25%
August 19995.20%
July 19995.03%
June 19995.10%
May 19994.85%
April 19994.69%
March 19994.78%
February 19994.70%
January 19994.51%
December 19984.52%
November 19984.53%
October 19984.12%
September 19984.71%
August 19985.21%
July 19985.36%
June 19985.41%
May 19985.44%
April 19985.38%
March 19985.39%
February 19985.31%
January 19985.24%
December 19975.52%
November 19975.46%
October 19975.46%
September 19975.52%
August 19975.56%
July 19975.54%
June 19975.69%
May 19975.87%
April 19975.99%
March 19975.80%
February 19975.53%
January 19975.61%
December 19965.47%
November 19965.42%
October 19965.55%
September 19965.83%
August 19965.67%
July 19965.85%
June 19965.81%
May 19965.64%
April 19965.54%
March 19965.34%
February 19964.94%
January 19965.09%
December 19955.31%
November 19955.43%
October 19955.59%
September 19955.62%
August 19955.75%
July 19955.59%
June 19955.64%
May 19956.00%
April 19956.27%
March 19956.43%
February 19956.70%
January 19957.05%
December 19947.14%
November 19946.54%
October 19946.11%
September 19945.76%
August 19945.56%
July 19945.48%
June 19945.27%
May 19945.31%
April 19944.82%
March 19944.32%
February 19943.87%
January 19943.54%
December 19933.61%
November 19933.58%
October 19933.39%
September 19933.36%
August 19933.44%
July 19933.47%
June 19933.54%
May 19933.36%
April 19933.24%
March 19933.33%
February 19933.39%
January 19933.50%
December 19923.71%
November 19923.68%
October 19923.30%
September 19923.18%
August 19923.47%
July 19923.60%
June 19924.17%
May 19924.19%
April 19924.30%
March 19924.63%
February 19924.29%
January 19924.15%
December 19914.38%
November 19914.89%
October 19915.33%
September 19915.57%
August 19915.78%
July 19916.31%
June 19916.36%
May 19916.13%
April 19916.24%
March 19916.40%
February 19916.27%
January 19916.64%
December 19907.05%
November 19907.31%
October 19907.55%
September 19907.76%
August 19907.78%
July 19907.94%
June 19908.10%
May 19908.32%
April 19908.40%
March 19908.35%
February 19908.11%
January 19907.92%
December 19897.72%
November 19897.77%
October 19897.99%
September 19898.22%
August 19898.18%
July 19897.89%
June 19898.44%
May 19898.98%
April 19899.36%
March 19899.57%
February 19899.25%
January 19899.05%
December 19888.99%
November 19888.48%
October 19888.11%
September 19888.09%
August 19888.17%
July 19887.75%
June 19887.49%
May 19887.40%
April 19887.01%
March 19886.71%
February 19886.64%
January 19886.99%
December 19877.17%
November 19876.96%
October 19877.59%
September 19877.67%
August 19877.03%
July 19876.68%
June 19876.80%
May 19877.00%
April 19876.50%
March 19876.03%
February 19875.96%
January 19875.78%
December 19865.87%
November 19865.80%
October 19865.72%
September 19865.77%
August 19865.93%
July 19866.27%
June 19866.73%
May 19866.65%
April 19866.44%
March 19867.03%
February 19867.61%
January 19867.73%
December 19857.67%
November 19857.88%
October 19858.01%
September 19858.07%
August 19858.05%
July 19857.86%
June 19857.80%
May 19858.46%
April 19859.14%
March 19859.86%
February 19859.29%
January 19859.02%
December 19849.33%
November 19849.82%
October 198410.90%
September 198411.58%
August 198411.82%
July 198412.03%
June 198412.08%
May 198411.66%
April 198410.90%
March 198410.59%
February 198410.04%
January 19849.90%
December 198310.11%
November 19839.94%
October 19839.80%
September 198310.16%
August 198310.53%
July 198310.20%
June 19839.66%
May 19838.90%
April 19838.98%
March 19839.04%
February 19838.92%
January 19838.62%
December 19828.91%
November 19829.16%
October 19829.32%
September 198210.85%
August 198211.43%
July 198213.24%
June 198214.06%
May 198213.34%
April 198213.98%
March 198213.95%
February 198214.73%
January 198214.32%
December 198112.85%
November 198112.41%
October 198115.38%
September 198116.52%
August 198116.72%
July 198115.72%
June 198114.86%
May 198116.20%
April 198114.32%
March 198113.71%
February 198114.57%
January 198114.08%
December 198014.88%
November 198014.15%
October 198012.49%
September 198011.52%
August 198010.24%
July 19808.65%
June 19808.16%
May 19809.39%
April 198013.30%
March 198015.82%
February 198013.92%
January 198012.06%
December 197911.98%
November 197912.39%
October 197912.44%
September 197910.84%
August 19799.98%
July 19799.64%
June 19799.57%
May 197910.12%
April 197910.12%
March 197910.25%
February 197910.24%
January 197910.41%
December 197810.30%
November 197810.01%
October 19789.14%
September 19788.64%
August 19788.31%
July 19788.39%
June 19788.09%
May 19787.82%
April 19787.45%
March 19787.31%
February 19787.34%
January 19787.28%
December 19776.96%
November 19776.95%
October 19776.96%
September 19776.53%
August 19776.37%
July 19775.94%
June 19775.80%
May 19775.84%
April 19775.44%
March 19775.50%
February 19775.47%
January 19775.29%
December 19764.89%
November 19765.29%
October 19765.50%
September 19765.84%
August 19766.00%
July 19766.20%
June 19766.52%
May 19766.40%
April 19765.92%
March 19766.21%
February 19765.91%
January 19765.81%
December 19756.60%
November 19756.49%
October 19756.95%
September 19757.75%
August 19757.70%
July 19757.11%
June 19756.29%
May 19756.39%
April 19756.90%
March 19756.10%
February 19755.98%
January 19756.83%
December 19747.31%
November 19747.66%
October 19748.05%
September 19748.87%
August 19749.36%
July 19748.80%
June 19748.67%
May 19748.78%
April 19748.62%
March 19747.76%
February 19746.88%
January 19747.42%
December 19737.27%
November 19737.57%
October 19737.40%
September 19738.31%
August 19738.82%
July 19738.39%
June 19737.31%
May 19736.89%
April 19736.85%
March 19736.85%
February 19736.19%
January 19735.89%
December 19725.52%
November 19725.27%
October 19725.52%
September 19725.52%
August 19724.98%
July 19724.96%
June 19724.93%
May 19724.64%
April 19724.96%
March 19724.67%
February 19724.27%
January 19724.28%
December 19714.60%
November 19714.67%
October 19714.91%
September 19715.41%
August 19715.80%
July 19716.04%
June 19715.64%
May 19715.04%
April 19714.30%
March 19713.69%
February 19713.88%
January 19714.57%
December 19705.00%
November 19705.51%
October 19706.43%
September 19706.73%
August 19706.98%
July 19707.10%
June 19707.55%
May 19707.75%
April 19707.06%
March 19706.97%
February 19707.59%
January 19708.10%
December 19698.17%
November 19697.89%
October 19697.64%
September 19697.82%
August 19697.54%
July 19697.60%
June 19697.04%
May 19696.42%
April 19696.26%
March 19696.34%
February 19696.41%
January 19696.34%
December 19686.19%
November 19685.75%
October 19685.57%
September 19685.44%
August 19685.43%
July 19685.65%
June 19685.98%
May 19686.14%
April 19685.71%
March 19685.58%
February 19685.41%
January 19685.43%
December 19675.71%
November 19675.61%
October 19675.37%
September 19675.24%
August 19675.13%
July 19675.01%
June 19674.48%
May 19674.15%
April 19674.10%
March 19674.35%
February 19674.71%
January 19674.75%
December 19665.20%
November 19665.54%
October 19665.58%
September 19665.82%
August 19665.54%
July 19665.17%
June 19664.97%
May 19664.93%
April 19664.90%
March 19664.97%
February 19664.94%
January 19664.88%
December 19654.72%
November 19654.37%
October 19654.30%
September 19654.20%
August 19654.07%
July 19653.98%
June 19653.99%
May 19654.03%
April 19654.04%
March 19654.06%
February 19654.03%
January 19653.94%
December 19644.02%
November 19643.91%
October 19643.86%
September 19643.84%
August 19643.74%
July 19643.72%
June 19643.83%
May 19643.84%
April 19643.91%
March 19643.91%
February 19643.78%
January 19643.79%
December 19633.81%
November 19633.74%
October 19633.64%
September 19633.57%
August 19633.53%
July 19633.48%
June 19633.20%
May 19633.12%
April 19633.11%
March 19633.03%
February 19633.01%
January 19633.04%
December 19623.01%
November 19623.00%
October 19622.98%
September 19623.06%
August 19623.20%
July 19623.29%
June 19623.03%
May 19623.03%
April 19622.99%
March 19623.06%
February 19623.28%
January 19623.28%
What was the rate on each of the last 30 business days?Each business day, newest first
1-year Treasury constant maturity each business day, newest first (%)
DateRate
4.47%
4.44%
4.41%
4.52%
4.51%
4.50%
4.46%
4.49%
4.53%
4.48%
Show 20 more rows
1-year Treasury constant maturity each business day, newest first (%) (continued)
DateRate
4.47%
4.44%
4.42%
4.46%
4.47%
4.46%
4.44%
4.54%
4.58%
4.59%
4.50%
4.51%
4.49%
4.43%
4.45%
4.44%
4.40%
4.45%
4.39%
4.37%
What do these figures leave out, and how are they cited?Limits, dates and how to cite

What this number cannot tell you

  • Business days only: days with no value (weekends, holidays) are not counted.
  • A month's average hides the moves inside the month; the latest days are shown day by day.

Observed . Checked .

How to cite this

Board of Governors of the Federal Reserve System, H.15 Selected Interest Rates, 1-year Treasury constant maturity, through 26 October 2026. Compiled by 500metrics, "What has the 1-year Treasury constant maturity been over time?", https://500metrics.com/interest-rates/1-year.

Can the data be downloaded?interest-rates-1-year.csv

Download the full history as CSV: 778 rows, to , 10,187 bytes.

Our text and compilation: CC BY 4.0.

Recession dates from the National Bureau of Economic Research.

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