Survey: 15 percent of Americans don’t go online - Business - The Boston Globe

Check Pew's Who’s Not Online and Why for a more detailed summary and access to the full report

"The Internet is so entwined in their lives that many Americans might have trouble coping without it. But a survey found that some 15 percent — about 1 in 7 — don’t use the Internet at all. Most of them prefer it that way.
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Nearly everyone who goes online has broadband access, the report said; 3 percent of people who use the Internet do so via a dial-up connection.
In 1995, only 14 percent of Americans said they went online. By 2000, half were online; by 2007, three-quarters."

Survey: 15 percent of Americans don’t go online - Business - The Boston Globe