United Kingdom 30-Year Treasury Gilt Auction Bond Yield was 1.35 percent on Friday July 26, according to over-the-counter interbank yield quotes for this government bond maturity. 30 Year Bond Yield in the United Kingdom averaged 6.46 percent from 1980 until 2019, reaching an all time high of 16.01 percent in September of 1981 and a record low of 1.22 percent in August of 2016. This page provides – United Kingdom 30 Year Bond Yield- actual values, historical data, forecast, chart, statistics, economic calendar and news.