The research was based on data from a survey conducted in August 2017 among a nationally representative panel of 4,971 adults in the United States.
Some 67% of respondents say they get at least some of their news on social media, with 20% saying they do so often.
That's up slightly from 2016, when 62% of US adults reported getting news from social media.
Facebook is the social network most used for accessing news (45% of American adults view news on the platform); YouTube ranks second (18%).
Twitter, YouTube, and Snapchat have all recorded significant increases since 2016 in the share of users who use those platforms to access news.
Some 55% of Americans age 50 or older report getting news on social media, up from 45% in 2016.
Snapchat has the youngest group of news users (82% are age 18-29).
The news user bases of Facebook, LinkedIn, and YouTube include more older Americans than other networks do.
About the research: The research was based on data from a survey conducted in August 2017 among a nationally representative panel of 4,971 adults in the United States.