In 2005, Loudoun County achieved a full AAA status with the three major bond rating agencies when Standard and Poor's upgraded Loudoun's bond rating to AAA, the agency's highest rating. Standard and Poor's joined Fitch Ratings, which upgraded Loudoun to Triple-A in June 2005, and Moody's, which awarded Loudoun its first Triple-A bond rating in 2004.
The upgrade in Loudoun's bond rating was the latest in a series of upgrades dating back more than twenty years. These upgrades reflect the long-term strengthening of Loudoun County's finances as evaluated by three major bond rating agencies - Moody's, Standard and Poor's and Fitch Ratings.
Upgrades
- July 1987 - Moody's upgrades Loudoun's bond rating from A1 to Aa
- July 1989 - Standard and Poor's upgrades Loudoun's bond rating from A to AA-
- July 1998 - Standard and Poor's upgrades Loudoun's bond rating from AA- to AA
- August 1998 - Moody's upgrades Loudoun's bond rating from Aa to Aa2
- July 1999 - Moody's upgrades Loudoun's bond rating from Aa2 to Aa1
- May 2000 - Fitch Ratings upgrades Loudoun's bond rating from AA to AA
- April 2001 - Standard and Poor's upgrades Loudoun's bond rating from AA to AA
- May 2004 - Moody's upgrades Loudoun's bond rating from Aa1 to Aaa
- June 2005 - Fitch Ratings upgrades Loudoun's bond rating from AA to AAA
- December 2005 - Standard and Poor's upgrades Loudoun's bond rating from AA to AAA
- June 2006 - Three major bond rating agencies reaffirm triple-A status
- May 2007 - Three major bond rating agencies reaffirm triple-A status
- March 2009 - Three major bond rating agencies reaffirm triple-A status
- May 2009 - Three major bond rating agencies reaffirm triple-A status
- April 2010 - Three major bond rating agencies reaffirm triple-A status
- June 2011 - Three major bond rating agencies reaffirm triple-A status
- July 2012 - Three major bond rating agencies reaffirm triple-A status
- October 2012 - Three major bond rating agencies reaffirm triple-A status
- May 2013 - Three major bond rating agencies reaffirm triple-A status