2005 · ABC · Drama
How long does it take to watch Grey's Anatomy?
Grey's Anatomy runs about 334 hours so far: 460 episodes aired, across 22 seasons.
Updated October 2, 2026
- Episodes
- 460
- Seasons
- 22
- Per episode
- 44 min
- Status
- Airing now
Follows the personal and professional lives of a group of doctors at Seattle's Grey Sloan Memorial Hospital.
Season by season
| Season | Length | Hours | Episodes |
|---|---|---|---|
| Season 1 | 6.5h | 9 eps | |
| Season 2 | 19.4h | 27 eps | |
| Season 3 | 17.9h | 24 eps | |
| Season 4 | 12.2h | 16 eps | |
| Season 5 | 17.2h | 24 eps | |
| Season 6 | 17.2h | 22 eps | |
| Season 7 | 15.8h | 22 eps | |
| Season 8 | 17.2h | 23 eps | |
| Season 9 | 17.2h | 24 eps | |
| Season 10 | 17.2h | 24 eps | |
| Season 11 | 17.9h | 24 eps | |
| Season 12 | 17.2h | 24 eps | |
| Season 13 | 17.2h | 24 eps | |
| Season 14 | 17.2h | 24 eps | |
| Season 15 | 17.9h | 25 eps | |
| Season 16 | 15.1h | 21 eps | |
| Season 17 | 12.2h | 17 eps | |
| Season 18 | 14.3h | 20 eps | |
| Season 19 | 14.5h | 20 eps | |
| Season 20 | 7.3h | 10 eps | |
| Season 21 | 13.1h | 18 eps | |
| Season 22 | 12.8h | 18 eps |
Longest: season 2, 19.4 hours. Shortest: season 1, 6.5 hours.
At your pace
- 1 episode a night
- 460 nights, about 15 months
- 3 episodes a night
- 154 nights, about 5 months
- Weekend binges, 8 hours a day
- 21 weekends
- Straight through, no sleep
- 13 days, 22 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 20 8.8
- Lowest-rated season
- Season 1 7.7
Season scores are vote-weighted averages of TMDB episode ratings.
The details
- Status
- Airing now. Next up: season 23, episode 1.
- Network
- ABC
- Genres
- Drama
- First aired
- 2005
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