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Saturday, March 27th. A triumph of mobile computing was achieved on this date 60 years ago. In 1961 division of the Sperry Rand Corporation equipped a trailer truck to haul a UNIVAC I computer from New York City to North Carolina to process data for the Douglas Aircraft Corporation. The UNIVAC I, fully assembled, weighed in at a nimble 7,237 pounds.

Nearly 91 percent of America’s 123 million households have computers. Even the country’s seniors participate heavily. Over 86 percent of senior households have computers, and nearly 79 percent access the internet. In marked contrast to the unwieldy UNIVAC of 1961, 86 percent of American households are using smartphones or other hand-held devices for true mobile computing.

Profile America is in its 24th year as a public service of the U.S. Census Bureau.

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