Reroofing Historic Homes in Pasadena and South Pasadena

Does a historic home need special approval to reroof?

It depends on designation. Pasadena has landmark districts and designated historic properties, and South Pasadena has a Cultural Heritage Commission that reviews changes to historic resources. In both cities the first call should go to planning or preservation staff, not the building counter, because their sign-off can be a condition of the roof permit.

• Same material, same color family, same profile: often handled at staff level.
• Changing material, such as wood shingle to composition or composition to tile: more likely to need formal review.
• Adding skylights, solar or new roof vents visible from the street: ask before ordering anything.
• Changing the roof shape, overhang depth or fascia: treat as a design change, not a reroof.

We do not predict review times or fees. We do bring photos, product samples and color data to the conversation so staff can see exactly what is proposed.

What makes Craftsman and Revival roofs different

Craftsman bungalows are common in Pasadena and South Pasadena, along with Spanish Revival and Tudor-influenced homes. Their roofs carry details that a generic tract-house crew may not expect.

• Low-pitched gables with deep overhangs and exposed rafter tails that are often original old-growth lumber.
• Knee braces and outlookers under the gable ends that tie into the roof edge.
• Spaced board sheathing left from original wood shingles, which needs a solid deck before composition goes on.
• Clay barrel or S-tile on Revival homes, sometimes with hand-laid irregular courses worth preserving.
• Built-in gutters or box cornices hidden in the eave on some older houses.

Adding plywood over spaced boards raises the roof edge slightly. We plan the drip edge and fascia trim so the change stays invisible from the sidewalk.

Roof materials that suit a historic house

Color deserves as much care as material. Craftsman homes were built to blend with wood, stone and greenery, so warm browns, weathered greens and soft grays usually read as period-correct, while flat black or bright tones stand out. We bring full-size samples and look at them on the roof plane in morning and afternoon light, because a shingle chip on a kitchen table rarely looks the same 20 feet up.

Our slate and synthetic roofing page covers those materials in more depth, and tile roofing explains clay salvage and relay.

How do you protect original trim during tear-off?

Old houses are unforgiving. Rafter tails, crown molding and leaded windows sit right below the work area, and replacement wood rarely matches.

1. Photograph every elevation and edge before work starts, so the finished roof can be checked against it.
2. Tear off by hand near the eaves instead of prying from the edge with heavy tools.
3. Cover windows, porches and plantings, and route debris away from original siding.
4. Inspect exposed rafter tails and sheathing, and report any rot with photos before repairing.
5. Match replacement drip edge and flashing to the existing profile and paint color.

Hidden rot is common near gutters and at the lowest course. When we find it, the repair and its cost go on a separate written line before we continue.

Built-in box gutters hidden in the cornice deserve their own line on the quote. Their old metal linings often rust through out of sight, and the water ends up inside the eave framing. Relining them with new metal or a membrane keeps the original profile from the street, and our gutter repair crews handle the downspout connections at the same visit.

Our take on older Pasadena-area roofs

Our crews regularly find the same few issues on pre-war homes in Pasadena and South Pasadena.

• Two or three layers of composition stacked over the original wood shingles, hiding the spaced boards below.
• Old flashing at chimneys set into mortar joints that crumbled long ago.
• Attics with little or no ventilation, because the original wood roof breathed on its own.
• Earlier repairs in mismatched shingles that the new roof finally lets you erase.

Ask about energy and fire rules early too. Energy code cool-roof rules may reach a reroof as well, and homes up toward the foothills can fall within a Very High Fire Hazard Severity Zone. Qualified historic buildings may get some flexibility under the California Historical Building Code; your building department can say whether your house is eligible.

Where preservation and performance pull in different directions

• Salvaging clay tile keeps the aged color and usually simplifies review, but sorting, storing and relaying every piece takes labor, and broken tiles have to be matched from salvage or new stock blended onto rear slopes.
• A solid plywood deck over spaced boards gives composition shingles the nailing base their makers' instructions call for, at the cost of a slightly thicker edge that we then hide with trim.
• Ridge or low-profile vents cure the overheated attics many of these houses have, though each vent visible from the street becomes one more review item, so we place exhaust on rear slopes where the roof shape allows.
• Synthetic shake or slate recreates the original look at lower weight, but staff may still ask why the material is changing, so bring the fire rating and a sample.

What should a historic reroof file include before review?

In both cities, approval for exterior changes on a historic resource usually comes as a Certificate of Appropriateness, and staff can only approve what they can see. South Pasadena's Cultural Heritage Commission, for example, has heard composition shingles matching the existing roof as one item within a larger certificate request. A complete file cuts down the back-and-forth.

• Dated photos of every roof slope, the eaves, rafter tails and chimney, taken from the street and from roof level.
• The manufacturer, product line and color of the proposed covering, with a full-size sample ready to show.
• A note on edge details: drip edge profile, fascia and barge trim, and whether the rafter tails stay exposed.
• The location of every new vent, skylight or solar panel, marked on a simple roof plan.
• The parcel's fire zone status and the Class A assembly you intend to use if the zone requires one.
• The cool-roof rating for the chosen color, or the Title 24 exception that applies, so the energy question is answered once.

We put the photo set and product data together with the quote, so the file is ready when you or your designer submit the application.

Planning your historic reroof

Confirm designation, talk to preservation staff, choose a material and color you can document, and hire a crew that respects original wood. Our residential roofing team prepares photo-documented scopes with permits and any deck repair listed separately. Call (725) 745-8803 when you want to talk through your house, or send a quote request online.