Roof Replacement cost in Monrovia, CA
Monrovia homeowners typically pay $10,200 – $40,800 for roof replacement. Local labor and materials price 20% above the national average.
Monrovia average
$13,800
Typical low
$10,200
Typical high
$40,800
Per square foot
$5 – $48
Sample ZIP
91016
What drives Monrovia pricing
Local labor
Licensed Monrovia contractors carry California workers' comp and prevailing wage pressure, and crews here quote roughly 20% above the national labor average. Demand in the Los Angeles market peaks in spring, so booking early usually beats a rush premium.
Permits & code
Monrovia follows the California Building Standards Code, so most structural, electrical, plumbing and re-roof work needs a permit from the Monrovia building department plus Title 24 energy compliance. Seismic bracing and soft-story retrofit rules apply to many older LA-area properties, and hillside lots trigger extra geotechnical review.
Climate & conditions
Monrovia sits in a warm Mediterranean climate with intense summer sun, so expect UV-stable, heat-tolerant materials and shaded scheduling in peak summer.
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Estimated project cost
$7,752 – $11,628
Most homeowners pay around $9,690
Compare roofing material
Cost by material in Monrovia
Installed Monrovia pricing per square foot.
| Option | Installed cost |
|---|---|
| 3-tab asphalt shingle | $5 – $7 |
| Architectural shingle | $7 – $11 |
| Standing seam metal | $12 – $22 |
| Clay or concrete tile | $14 – $30 |
| Natural slate | $24 – $48 |
| Cedar shake | $11 – $19 |
| TPO / flat membrane | $7 – $14 |
Where the money goes in Monrovia
A typical $13,800 Monrovia project, broken down by line item.
- Materials40% · $5,520
- Labor45% · $6,210
- Tear-off & disposal10% · $1,380
- Permits & inspection5% · $690
Common add-ons
Extras that show up on Monrovia quotes but rarely in the headline price.
Plywood deck replacement
Per 4x8 sheet installed
Ridge vent
New gutters & downspouts
Skylight replacement
Each
Chimney flashing rebuild
Ice-and-water shield upgrade
Per square foot
Ways to save in Monrovia
- Bid in late winter or early spring — roofers discount before storm season demand.
- Ask whether your insurance covers hail or wind damage before paying out of pocket.
- Architectural shingles cost ~15% more than 3-tab but last 50% longer.
- Bundle gutters and attic ventilation into the same job to avoid a second mobilization fee.
- Never accept a storm-chaser door knock without checking a local license and physical address.
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Roof Replacement cost near Monrovia
Roof Replacement cost in Los Angeles, CA
$10,540 – $42,160
Roof Replacement cost in Long Beach, CA
$10,370 – $41,480
Roof Replacement cost in Pasadena, CA
$10,880 – $43,520
Roof Replacement cost in Glendale, CA
$10,625 – $42,500
Roof Replacement cost in Santa Clarita, CA
$9,860 – $39,440
Roof Replacement cost in Torrance, CA
$10,455 – $41,820