2005 · The WB · Drama, Mystery
How long does it take to watch Supernatural?
Supernatural takes about 230 hours to watch: 327 episodes across 15 seasons, 13,784 minutes in all.
Updated October 2, 2026
- Episodes
- 327
- Seasons
- 15
- Per episode
- 42 min
- Status
- Ended in 2020
When they were boys, Sam and Dean Winchester lost their mother to a mysterious and demonic supernatural force. Subsequently, their father raised them to be soldiers.
Season by season
| Season | Length | Hours | Episodes |
|---|---|---|---|
| Season 1 | 15.7h | 22 eps | |
| Season 2 | 15.2h | 22 eps | |
| Season 3 | 10.9h | 16 eps | |
| Season 4 | 15.6h | 22 eps | |
| Season 5 | 15.4h | 22 eps | |
| Season 6 | 15.3h | 22 eps | |
| Season 7 | 16.2h | 23 eps | |
| Season 8 | 16.4h | 23 eps | |
| Season 9 | 16.2h | 23 eps | |
| Season 10 | 16.2h | 23 eps | |
| Season 11 | 16.3h | 23 eps | |
| Season 12 | 16.2h | 23 eps | |
| Season 13 | 16.1h | 23 eps | |
| Season 14 | 14.0h | 20 eps | |
| Season 15 | 14.0h | 20 eps |
Longest: season 8, 16.4 hours. Shortest: season 3, 10.9 hours.
At your pace
- 1 episode a night
- 327 nights, about 11 months
- 3 episodes a night
- 109 nights, about 4 months
- Weekend binges, 8 hours a day
- 15 weekends
- Straight through, no sleep
- 9 days, 13 hours
Counts aired regular-season episodes only; specials are excluded. Runtimes come from TMDB, so totals can differ from other sources.
How it holds up
- Best-rated season
- Season 5 8.3
- Lowest-rated season
- Season 15 7.4
- The finale
- Rated 6.7 against a 7.8 series average
Season scores are vote-weighted averages of TMDB episode ratings.
The details
- Status
- Ended in 2020
- Networks
- The WB, The CW
- Genres
- Drama, Mystery, Sci-Fi & Fantasy
- First aired
- 2005
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