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ER

Episode Ratings

IMDb ratings graph for every episode of ER across all 15 seasons.

1994–2009 · 15 seasons · NBC · Drama
IMDb
7.9
79k ratings
TMDB
7.8
963 ratings
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Episode Ratings

Season-by-season heatmap · hover a cell for details

Episode ratings

Rating:MasterpieceExcellentGoodAveragePoorN/A
S1
S2
S3
S4
S5
S6
S7
S8
S9
S10
S11
S12
S13
S14
S15
E1
8.6
7.8
8.0
8.1
7.8
7.8
8.1
7.7
8.4
7.8
7.9
7.0
8.6
7.7
8.6
E2
8.0
7.6
7.6
7.5
7.7
7.8
8.1
8.1
7.6
8.4
7.7
7.5
7.9
7.4
7.6
E3
8.0
7.8
7.7
7.7
7.6
7.9
7.7
8.0
7.9
7.9
7.7
7.4
7.4
7.5
8.5
E4
7.9
7.8
7.8
7.9
7.6
7.6
7.9
7.9
7.5
7.6
8.1
7.8
7.4
7.5
7.5
E5
7.9
7.9
7.6
7.7
8.0
7.8
7.8
7.7
7.8
8.1
7.4
7.7
7.6
7.4
7.5
E6
7.8
7.8
8.3
7.7
7.8
8.2
8.4
7.6
7.5
7.6
9.0
7.4
7.5
7.3
7.4
E7
7.7
9.1
7.7
8.3
7.7
8.0
8.2
7.8
7.5
8.0
7.7
7.8
7.9
7.6
8.9
E8
7.6
7.8
8.3
7.8
8.4
8.6
8.2
8.5
8.2
8.6
7.5
8.3
7.3
7.3
7.7
E9
7.9
7.7
7.6
7.8
7.7
7.9
8.0
7.5
7.5
7.5
7.7
7.7
7.9
7.4
7.8
E10
8.7
8.0
8.0
8.1
8.0
7.7
8.4
8.3
7.6
7.6
7.9
7.9
7.7
7.6
7.3
E11
7.9
7.7
8.4
7.8
7.9
7.9
7.5
8.2
7.5
7.5
7.5
7.4
7.6
7.6
7.2
E12
7.8
7.5
8.1
7.7
7.6
7.9
7.7
7.6
7.4
8.1
8.2
7.7
7.7
7.4
7.4
E13
7.7
7.8
7.7
8.1
7.8
9.2
7.6
8.5
7.6
7.5
7.7
8.2
7.7
7.2
7.2
E14
7.9
7.8
8.1
7.6
8.4
9.6
7.6
8.5
7.4
7.7
7.6
7.6
8.0
7.1
8.4
E15
7.9
8.1
8.5
9.0
8.6
7.9
8.4
8.1
7.7
7.7
8.4
7.2
7.5
7.2
7.4
E16
7.9
8.7
7.8
7.7
8.0
7.7
7.7
8.7
7.8
8.0
7.8
7.4
7.3
7.3
8.0
E17
7.7
7.6
7.7
7.7
7.6
7.6
7.8
7.9
7.7
7.7
7.8
7.6
7.4
7.8
7.5
E18
8.0
8.6
7.7
8.0
7.8
7.5
7.9
9.1
8.0
8.1
7.5
7.6
7.5
7.5
7.9
E19
9.3
7.6
7.6
8.0
7.7
7.9
7.9
7.5
7.9
7.6
7.9
7.6
7.6
7.9
9.1
E20
8.0
7.8
8.2
7.9
8.1
8.3
7.6
9.1
7.6
7.8
7.5
7.7
7.5
7.9
E21
7.7
7.6
7.7
7.9
8.0
8.6
7.7
9.7
8.1
8.5
7.5
8.2
8.2
7.9
E22
7.7
8.3
8.2
8.2
7.8
8.7
8.8
8.6
8.4
7.9
8.7
8.8
7.6
9.2
E23
7.8
7.7
E24
7.8
E25
8.3
AVG
8.0
7.9
7.9
7.9
7.9
8.1
8.0
8.2
7.8
7.9
7.9
7.7
7.7
7.5
7.9

Overview

ER explores the inner workings of an urban teaching hospital and the critical issues faced by the dedicated physicians and staff of its overburdened emergency room.

NetworkNBC
Runtime~45 min
Seasons15

ER holds an IMDb rating of 7.9 from 79K votes. Across its 331 rated episodes, the highest-rated is S8E21 "On the Beach" at 9.7, and the lowest is S12E1 "Cañon City" at 7.0. Season 8 is the strongest, averaging 8.2 per episode. Explore the full episode ratings graph below, season by season.

Peak9.7
S8E21On the Beach
Low point7.0
S12E1Cañon City

Averages 7.9 across 331 rated episodes — strongest run is Season 8 at 8.2.

Average by season

Season 18.025 eps
Season 27.922 eps
Season 37.922 eps
Season 47.922 eps
Season 57.922 eps
Season 68.122 eps
Season 78.022 eps
Season 88.222 eps
Season 97.822 eps
Season 107.922 eps
Season 117.922 eps
Season 127.722 eps
Season 137.723 eps
Season 147.519 eps
Season 157.922 eps

Top-rated episodes

1S8E21On the Beach9.7
2S6E14All in the Family9.6
3S1E19Love's Labor Lost9.3
4S6E13Be Still My Heart9.2
5S15E22And in the End...9.2

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Frequently asked questions

How many episodes does ER have?

ER has 331 episodes across 15 seasons.

How many seasons does ER have?

ER has 15 seasons.

What is ER's IMDb rating?

ER holds an IMDb rating of 7.9 from 79K votes.

What is the highest-rated episode of ER?

The highest-rated episode of ER is S8E21 “On the Beach”, rated 9.7 on IMDb.

What is the lowest-rated episode of ER?

The lowest-rated episode of ER is S12E1 “Cañon City”, rated 7.0 on IMDb.

Which season of ER is the best?

Season 8 is the highest-rated, averaging 8.2 per episode.