Strana, the social network for athletes, has published its annual End of Year Insights in 2015. Men recorded an average pace of 9:03/mile for their average running distance of 5.1 miles, women recorded a pace of 10:21 over their 4.4-mile runs.https://outdoorindustry.org/press-release/2015-strava-insights-show-cycling-and-running-landscape-in-the-u-s/
Of course, age can really influence on how fast you run. The table below represents race results for over 10,000 5k runners in the US in 2010.http://www.pace-calculator.com/5k-pace-comparison.php 11:47 per mile is the average pace found in this sample data. The fastest pace per mile out of over 10,000 runners the was 4:49 per mile. The slowest of all the runners finished with a mile pace of 23:59.
So how long does it take to run a mile? It takes an average of 11:47.