TV This Old House - Season 21 This Old House - Season 21 5.557/10 by 35 users TV's original home-improvement show, following one whole-house renovation over several episodes. Details Casts Posters Images Title This Old House - Season 21 Alternative Titles 这个老房子, This Old House Hour Subtitle Available ETC. First Air Date 1979-01-01 Last Air Date 2025-05-29 Number of Episodes 1188 Number of Seasons 46 Genres Documentary, Reality, Networks PBS, Casts Plot Keywords , Episodes List This Old House Season 21 :Episode 1 The Billerica House - 1 1999-09-25 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 21 :Episode 2 The Billerica House - 2 1999-10-02 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 21 :Episode 3 The Billerica House - 3 1999-10-09 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 21 :Episode 4 The Billerica House - 4 1999-10-16 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 21 :Episode 5 The Billerica House - 5 1999-10-23 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 21 :Episode 6 The Billerica House - 6 1999-10-30 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 21 :Episode 7 The Billerica House - 7 1999-11-06 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 21 :Episode 8 The Billerica House - 8 1999-11-13 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 21 :Episode 9 The Billerica House - 9 1999-11-20 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 21 :Episode 10 The Billerica House - 10 1999-11-27 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 21 :Episode 11 The Billerica House - 11 1999-12-04 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 21 :Episode 12 The Billerica House - 12 1999-12-11 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 21 :Episode 13 The Billerica House - 13 1999-12-18 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 21 :Episode 14 The Billerica House - 14 1999-12-25 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 21 :Episode 15 The Billerica House - 15 2000-01-01 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 21 :Episode 16 The Billerica House - 16 2000-01-08 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 21 :Episode 17 The Billerica House - 17 2000-01-15 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 21 :Episode 18 The Billerica House - 18 2000-01-22 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 21 :Episode 19 The Billerica House - 19 2000-01-29 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 21 :Episode 20 The Santa Barbara House - 1 2000-02-05 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 21 :Episode 21 The Santa Barbara House - 2 2000-02-12 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 21 :Episode 22 The Santa Barbara House - 3 2000-02-19 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 21 :Episode 23 The Santa Barbara House - 4 2000-02-26 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 21 :Episode 24 The Santa Barbara House - 5 2000-03-04 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 21 :Episode 25 The Santa Barbara House - 6 2000-03-11 TV's original home-improvement show, following one whole-house renovation over several episodes. This Old House Season 21 :Episode 26 The Santa Barbara House - 7 2000-03-18 TV's original home-improvement show, following one whole-house renovation over several episodes.