Hill was born in Clinton, Connecticut. She graduated with a BA in Journalism from Boston University in 1998. She is a member of Alpha Epsilon Phi. She is fluent in French. Hill married David Yount on October 15, 2005, and on November 25, 2006, gave birth to her first son, Weston Robert Yount. Her second son, Sawyer Steven Yount, was born on March 23, 2010.
In 2006, Hill was listed at #35 in People Magazine's 100 Most Beautiful People issue.
Hill began her journalism career in 1998 as a production assistant for "PC Week Radio", the online news program for PC Week magazine. During this time, she also worked as a conference coordinator for the Software Publishers Association Europe. She worked at TechTV from 2000 to 2003 as part of the TechTV News program, later named TechLive. From 2000 to 2001, she served as reporter, and from 2001 to 2003, she was co-anchor and correspondent for the program. She is noted for her live reporting of the September 11, 2001 terrorist attacks when she was working for TechTV.
Hill joined CNN's Headline News channel in January 2003, working as a general news anchor for different programs. In 2004, she joined CNN Newsource as a national correspondent. She co-anchored Prime News Tonight from 2005 to 2006 before becoming anchor of Prime News with Erica Hill from 2006 to 2008. She began providing news updates for Anderson Cooper 360° (AC360°) in April 2005, and was named a full-time member in February 2008. Hill also co-anchored CNN Tonight during its November 2009 to January 2010 run.
On September 22, 2008, Hill was named the new co-anchor of the Saturday edition of The Early Show on CBS after filling in on a temporary basis six weeks earlier. Her first show as the permanent anchor was on September 27, 2008. She continued to appear on AC360° for CNN until January 8, 2010, when it was announced on AC360° that she would be leaving CNN immediately to join CBS News.
CBS announced on January 13, 2010, that Hill would be replacing Russ Mitchell on the weekday edition of The Early Show the following week, and on January 18, the Early Show cast officially welcomed Hill to the program. On June 29 and July 5, 2010, Hill anchored the CBS Evening News in Katie Couric's absence. With Maggie Rodriguez on maternity leave, Hill was also the primary female anchor on The Early Show in June 2010. Hill also anchored the CBS Evening News while Scott Pelley was in Afghanistan on October 4, 2011.
On November 30, 2010, Erica Hill was named co-anchor of CBS' The Early Show, effective January 3, 2011. On November 15, 2011, CBS announced that Charlie Rose and Gayle King would join Hill as co-anchors of a new CBS News morning program, CBS This Morning, launching January 9, 2012. On July 26, 2012, CBS announced that Hill would be replaced by Norah O'Donnell on CBS This Morning in late 2012. Hill served as a Special Correspondent for CBS News, from September 2012 to November 1, 2012, contributing to all CBS broadcasts although she never appeared on-air in this role.
NBC announced on November 1, 2012, that starting November 3, 2012, Hill would join Weekend Today as co-anchor and would serve as an NBC News national correspondent. NBC News president Steve Capus said, "Erica's extraordinary track record as a journalist has proven that she can cover everything from hard news to pop culture with ease and professionalism. She's a fantastic addition to Weekend Today and I'm delighted to welcome her to NBC News." On April 3, 2016, Hill announced she was leaving the Weekend Today show in order to spend more time with family, but continue daily news reporting on MSNBC and NBC Nightly News.
On June 6, 2016, Hill was announced as rejoining HLN as the anchor of a daytime news program later in 2016, and will additionally contribute to CNN. Her daily new program, "On the Story with Erica Hill", premiered in October 2016.2000–2003: TechTV News anchor and reporter
2005–2006: Prime News Tonight co-anchor
2005–2010: Anderson Cooper 360° news updates anchor
2006–2008: Prime News with Erica Hill anchor
2009–2010: CNN Tonight co-anchor
2008–2012: CBS News
2008–2010: The Early Show Saturday co-anchor
2010–2012: The Early Show weekday anchor & news anchor
January 2012 – September 2012: CBS This Morning co-news anchor
September 2012 – November 1, 2012: CBS News special correspondent
2012–2016: NBC News
November 3, 2012 – April 3, 2016: Weekend Today co-anchor
November 3, 2012 – 2016: NBC News National correspondent
2013–2016: Dateline NBC contributing anchor & correspondent
2013–2016: NBC Nightly News substitute anchor
2012–2016: Today substitute co-anchor
2015–2016: MSNBC anchor & correspondent
2016: NBC Nightly News Saturday anchor
2016–present: On the Story anchor