It's Always Sunny in Philadelphia
Peaked in season 5
Your rating
Best season rating
8.6
Season 5 (2009)
Worst season rating
7.8
Season 13 (2018)
First to last season
−0.1
S1 8.1 → S18 7.9
Series rating on IMDb
8.8
286.4K votes
Average episode rating per season
The best season of It's Always Sunny in Philadelphia is season 5, with an average episode rating of 8.6 on IMDb, and the worst is season 13, at 7.8. From season 1 (8.1) to season 18 (7.9), the rating went down by 0.2. Its seasons average 8.3, and the series as a whole is rated 8.8 on IMDb, from 286.4K votes.
Season by season
| Season | Aired | Rated episodes | Rating | Change | You | Rating bar |
|---|---|---|---|---|---|---|
| 1 | 2005 | 7/7 | 8.1 | |||
| 2 | 2006 | 10/10 | 8.4 | +0.4 | ||
| 3 | 2007 | 15/15 | 8.5 | ±0.0 | ||
| 4 | 2008 | 13/13 | 8.6 | +0.1 | ||
| 5Best | 2009 | 12/12 | 8.6 | ±0.0 | ||
| 6 | 2009 | 13/13 | 8.3 | −0.2 | ||
| 7 | 2011 | 13/13 | 8.4 | ±0.0 | ||
| 8 | 2012 | 10/10 | 8.5 | +0.1 | ||
| 9 | 2013 | 10/10 | 8.6 | +0.1 | ||
| 10 | 2015 | 10/10 | 8.4 | −0.2 | ||
| 11 | 2016 | 10/10 | 8.4 | ±0.0 | ||
| 12 | 2017 | 10/10 | 8.5 | +0.1 | ||
| 13Worst | 2018 | 10/10 | 7.8 | −0.7 | ||
| 14 | 2019 | 10/10 | 8.0 | +0.2 | ||
| 15 | 2021 | 8/8 | 8.1 | +0.1 | ||
| 16 | 2023 | 8/8 | 8.2 | +0.1 | ||
| 17 | 2025 | 8/8 | 8.1 | −0.1 | ||
| 18 | 2026 | 10/10 | 7.9 | −0.2 |
