On Rotten Tomatoes, the first season has an approval rating of 85% based on 39 reviews with an average score of 8.19 out of 10. The site's critical consensus reads, ""Deadwood"s absorbing first season presents a vivid, un-sanitized depiction of a frontier town that stakes its claim alongside other classic entries in the Western genre." The second season has an approval rating of 96% based on 25 reviews with an average score of 9.5 out of 10. The critical consensus reads, "Amid the grit and lawlessness, season two of "Deadwood" offers a richly textured portrait of an Old West community buoyed by its talented ensemble cast." The third season has an approval rating of 95% based on 38 reviews with an average score of 8.89 out of 10. The critical consensus reads, ""Deadwood"s final season ends with a frustrating lack of closure, but that ambiguous final note doesn't detract from an outstanding series that ranks among the best the genre has to offer."