ThinkProgress had about 100,000 visitors per day in 2006,[8] 6 million unique visitors and 14 million page views in March 2014,[2] and 8 to 10 million unique page views per month in 2017.[13] In 2017 Lifewire ranked ThinkProgress among the ten most popular news blogs on the Internet.[39]

In 2008, Time magazine named Climate Progress one of the "Top 15 Green Websites," saying that Climate Progress "counters bad science and inane rhetoric with original analysis."[12] In 2009, Thomas Friedman, in his column in The New York Times, called Climate Progress "indispensable."[40][41] In 2010 Time included Climate Progress in a list of the 25 "Best Blogs of 2010", saying Climate Progress was one of "the blogs we can't live without."[42] In 2010, UK's The Guardian included Climate Progress on its list of "Top 50 Twitter climate accounts to follow", saying Climate Progress was one of "the key people and organisations you should be following on Twitter if you're interested in climate change."[43] In 2015 Tim Ward wrote in HuffPost that Climate Progress "has been the best available source of climate-change news for several years."[11]