Roof repair and re‑roofs in Downey, CA 90240 to 90242
Downey is a city of post-war homes. Most of its houses went up in a few busy decades, and many of their roofs are now on their second or third covering, often with old layers and tired decking underneath.
- Answered 24/7
- Post-war homes
- City of Downey permits

In Downey we replace shingle roofs on the city's post-war homes, tear off old layers down to the deck, repair dry rot at eaves and fascia, and fix leaks around chimneys and vents. Downey has its own building department, so permits come from the city, and calls are answered 24/7.
Roof jobs we do most in Downey
Roof Replacement
Full tear-offs of old layers, new decking where needed, and a new shingle roof.
Shingle Roof Repair
Lifted, cracked and missing shingles after wind or age.
Soffit repair and venting
Rotted fascia and soffits on wide post-war eaves.
Patio cover re-roofing
Low-slope roofs over patios, carports and additions.
Post-war homes on their third roof
Most Downey houses are single-story homes from the 1940s and 1950s, many with low-pitched gable or hip roofs, wide eaves and attached garages. Composition shingle is the norm, with some concrete tile on remodeled homes and flat sections over later additions.
Age shows under the shingles. Many roofs here already have two layers, which means a full tear-off on the next re-roof, and the original spaced sheathing usually needs plywood over it. Flat roofs over additions and patios are a common leak source, and our patio cover roofing work often starts there.

City of Downey permits
Downey has its own building and safety division, so re-roof permits come from the City of Downey rather than LADBS. We handle the permit paperwork and line up the inspections.
Some re-roofs need the deck inspected before the new roof goes on, so we schedule the crew around that visit and keep the house covered between steps.
There's more detail in what flat roof replacement costs.
Downey grew mainly in the years after World War II, when large tracts of single-family homes replaced orchards. Roofs from that era were built over spaced board decks, and decades of re-roofing have often stacked a second layer on top, so a re-roof here usually means a full tear-off and new sheathing. We price that up front so it doesn't surprise anyone once the old roof is off.
Downey roofing questions
Short answers for homeowners and owners in Downey.
Other ways to reach usIf it already has two layers, yes. Another layer isn't allowed, and a tear-off lets us check the deck.
Not directly. Spaced sheathing needs plywood over it before a new shingle roof goes on.
The City of Downey. We file the permit and schedule the inspections.
Yes. Low-slope additions and patio roofs are common leak points, and we repair or replace them.
Other areas we cover close by
Whittier
Older homes, chimneys and post-war re-roofs in Whittier.
Montebello
Hillside tile roofs and re-roofs on older homes.
Los Angeles County
The central county, from the Westside to the San Gabriel Valley.
Mount Washington
Steep-lot re-roofs and fire-aware hillside roofs.
