Arbitron radio reach

Arbitron: Radio Reaches More Than 230 Million People

Over the course of a week, radio reaches 93% of all persons 12 years of age and older. Additionally, Arbitron notes that nearly 184 million people, or 74% of all persons 12+, tune to radio on a Saturday or Sunday. Morning drive continues to attract the most listeners, while afternoon drive is just behind in total audience. Teens and young adults up to age 24 continue to embrace radio, with 92% of persons 12-17 and 92% of persons 18-24 tuning in at least one station during a given day.
Radio listening continues to be found most in the car, followed by at-home listening and at-work listening. Speaking of at-work listening, 96% of working women tune to radio weekly.
The estimates are based on data compiled by Arbitron's RADAR national audience measurement service. RADAR 88 will be released by Arbitron on Monday.