Therefore, the total runtime including credits is . Excluding credits (which average approximately 5 minutes per episode for a show of this nature), the narrative content totals roughly 6 hours and 43 minutes .

Total runtime of Stranger Things Season 3

The runtime data presented here is derived from official Netflix playback metadata, which includes the full duration from the Netflix logo to the final frame of credits for each episode. Unlike broadcast television, these runtimes do not include commercial breaks. All times are reported in minutes and seconds, with the total aggregated in hours.