As of July 2026, This Old House Season 42 aired in 2020 with 30 episodes — streaming now on Amazon Prime Video. Full episode guide and where to watch below.
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This Old House Season 42

2020 30 Episodes Documentary · Reality ⭐ 6/10

This Old House Season 42 is currently streaming on and , and it delivers exactly the kind of format-driven drama that keeps people talking. A compact run that never overstays its welcome. Its 6/10 TMDB score, built from 37 ratings, reflects a title that consistently delivers. The production never lets the format go stale. Start it whenever you need something guaranteed to land.

This Old House Season 42 arrived without much fanfare and built its audience the hard way — through word of mouth. The production behind This Old House Season 42 knows exactly which moments to let breathe. Season 42 of This Old House includes 30 episodes. It aired from October 2020 to September 2021. This season stars Bob Vila, Kevin O'Connor and Richard Trethewey. Bob Vila and Kevin O'Connor lead a cast that brings real weight to the material. It was aired in 2020. What keeps This Old House Season 42 from feeling stale is a production that knows when to get out of the way. It delivers reliably on what it promises, which is more than most of its competition manages.

If the format appeals to you at all, This Old House Season 42 is one of the stronger examples of it. It has built its own audience without needing a direct comparison. The complete run is available and best experienced without too much prior knowledge of where it goes. The casting and production never let it go stale. The kind of thing that disappears an evening without you noticing.

📡 Where to Watch This Old House Season 42

🇺🇸 United States
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🎬 This Old House Season 42 — Episode Guide

E1
Behind the Built | Designing Kitchens
2020-10-04
We take a tour of kitchens – from fireplaces used for cooking in colonial times to marble counters of modern days. Follow the evolution of appliances from white to avocado to stainless, as well as cabinet finishes from natural to painted, as we uncover favorite kitchen scenes from long ago.
E2
Behind the Built | Factory Made
2020-10-11
From precast concrete foundation walls to bathtubs and doors to windows, This Old House explores the places and people who provide building and finishing materials for our projects. Kevin visits factories in US and Canada to see how foundation walls, framing lumber, and doors are made, while Richard...
E3
Behind the Built | Memorable Makers
2020-10-18
Featuring talented makers who make beautiful household items we meet a lumberjack who sources his own cypress from the bottom of a river and turns it into a unique table. In Detroit, a stained-glass artist restores original window panels. A family run business creates a metal stovetop hood. A painte...
E4
Behind the Built | Anatomy of a Kitchen
2020-10-25
In the Arlington Arts and Crafts project, the homeowners improve their outdated kitchen. They meet with a designer to make a plan and select the finishes. For countertops, they decide on local marble. Kevin sees a metal range hood being assembled. Back at the house, a cabinet installer puts in each ...
E5
Seaside Victorian Cottage | Project Interrupted
2020-11-01
Kevin, Richard and Tommy set the stage for the restoration of our 1887 Queen Anne Seaside Victorian Cottage. The homeowners were excited about renovating a historic home in this oceanside community. Kevin met them to hear about their plans to preserve the historic details while updating the interior...
E6
Seaside Victorian Cottage | New Light in Old Windows
2020-11-08
Decorative Queen Anne style barge rafters are reproduced for the addition. Richard Trethewey shows how Jeff Sweenor’s team hid the mechanicals in the house. At Jeff’s shop, Tom Silva meets Jeff and Riley as they rebuild old sashes and build new ones. Back at the house, they install a refurbished ori...
E7
Seaside Victorian Cottage | Chimney Straightener
2020-11-15
The original chimney bricks from the Queen Ann Victorian are cleaned and repurposed for a new, straight chimney. Staggered shingles are reapplied to match the original shingle pattern. Steel is brought in to support an open floor plan. Kevin O’Connor learns about the unique glass orbs hidden on Bloc...
E8
Seaside Victorian Cottage | Back to Narragansett
2020-11-22
After months of meticulous restoration, the stained glass windows are ready to be reinstalled in the dining room. Electrician Ben has an apprentice. Kevin meets them at the new breaker panel. Tom re-creates original shingles. During the Covid lockdown, Jeff and his crew demoed the porch and built a ...
E9
Seaside Victorian Cottage | Upgrading Old School
2021-01-03
The original Seaside Victorian home had Yankee Gutters and the Historic District Committee wants the restored house to have them too. The Generation Next initiative continues with an apprentice learning from Jeff Sweenor’s electrician Ben Giles. Richard Trethewey and plumber Josh Jordan show how a t...
E10
Seaside Victorian Cottage | Outside Details
2021-01-10
Mark McCullough describes to Kevin O'Connor how the masons put down a cobblestone apron on the driveway. Inside, the crew reinforces old floor joists to allow for a more open floorplan. Tom Silva helps Jeff Sweenor hang a drop finial on the exterior and then they install a swinging window in the cab...
E11
Seaside Victorian Cottage | Design Elements
2021-01-17
Kevin O'Connor and Tom Silva watch a technology expert hide sound speakers in the living room ceiling. Richard Trethewey discusses the efficient updates on outdoor condensers with the HVAC contractor. The garage doors are installed with side mounts. A prefabricated pool gets lowered into the ground....
E12
Seaside Victorian Cottage | Pizza Time
2021-01-24
Kevin O'Connor watches as the outdoor kitchen with pizza oven arrives and is assembled. Tom Silva meets the flooring installer who's laying down engineered flooring in a herringbone pattern. Designer Kristen Martone works with the homeowner on the bathroom finishes. Jenn Nawada sorts through all the...
E13
Seaside Victorian Cottage | Narragansett Windows
2021-01-31
Elaborate interior window trim and custom storm windows; an updated electric meter and panels; working on the limestone hardscape in the backyard; assembling a Victorian style shed.
E14
Seaside Victorian Cottage | Cold Weather Landscape
2021-02-07
Transplanting trees and sod; installing a custom deck hatch; assembling a smart lock system; mounting a unique range hood.
E15
Seaside Victorian Cottage | Tommy in the Kitchen
2021-02-14
Hanging the pantry door; finishing up the tiling and backsplash; creating a custom surround for the gas fireplace.
E16
Seaside Victorian Cottage | A Queen Anne Revival
2021-02-21
The historic Seaside Victorian Cottage is restored and expanded; a new addition matches the existing architectural details; new hardscape and landscape.
E17
Dorchester Triple Decker | Return to Dorchester
2021-04-01
"This Old House" returns to Dorchester, Mass., to follow the renovation of a triple decker that was burned due to illegal fireworks.
E18
Dorchester Triple Decker | 3 Decker Heaven
2021-04-08
Removing asbestos; a plumber works on dormant pipes; visiting a community garden; architectural historian Arthur Krim talks about three-deckers; pulling off the melted vinyl siding.
E19
Dorchester Triple Decker | House Fire Reclamation
2021-04-15
The original back porches on the triple decker are brought up to code. Ice blasting is used to get rid of the char and fire odor. New vinyl siding is installed on the entire house while homeowner Carol considers accent trim colors to coordinate with the siding. Framing begins inside.
E20
Dorchester Triple Decker | Urban Oasis
2021-04-22
Jenn Nawada brings together a team and supplies to build an urban patio in the backyard. Heath Eastman rewires part of the house with intact plaster ceiling. Charlie and Tom Silva hang a fire rated door off the kitchen. Richard Trethewey explains how a new tub is fitted in. Kevin O'Connor and Tom in...

🎭 Cast of This Old House Season 42

Bob Vila
Bob Vila
Self - Host
Kevin O'Connor
Kevin O'Connor
Self - Host
Richard Trethewey
Richard Trethewey
Self - Plumbing and Heating Expert
Norm Abram
Norm Abram
Self - Master Carpenter
Tom Silva
Tom Silva
Self - General Contractor
Jenn Nawada
Jenn Nawada
Self - Landscape Designer
Jenn Nawada
Jenn Nawada
Self - Landscape Contractor
MH
Mauro Henrique
Self - Painter
Mark McCullough
Mark McCullough
Self - Mason
Charlie Silva
Charlie Silva
Self - Builder

📋 All Seasons of This Old House

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