Total TV usage was up 18% for the week of March 16 compared to the previous week, according to new figures from Nielsen.
TV viewing has been soaring as people are urged to stay indoors in order to prevent the spread of the coronavirus.
Viewing among teens (12- to 17-year-olds) was up 43%, Nielsen said.
Live TV, which has been eroding in recent years, was a 14% increase compared to the previous week. Time-shifted viewing was up 10% and internet connected device use was up 28%. Video game console use was up 35%.
Local markets with the biggest increases in ratings were Austin, Denver, Minneapolis, Boston and New York, all showing gains of 20% or more.