How Long Does a Roof Replacement Take in Merced, CA?

Most Merced roof replacements finish in one to three days. A standard 2,000 sq ft single-story home with asphalt shingles: two days. Larger two-story homes or complex rooflines may push to three.

What Drives the Timeline

• Roof size: A 25-square (2,500 sq ft) roof takes roughly 8–10 crew-hours for tear-off and another 8 to install. Two-man crew = two days; four-man crew = one day.
• Pitch: Low-slope (2/12 to 4/12) roofs common on Central Valley ranch homes move faster than steep 8/12 or 10/12 pitches found on older Victorians in downtown Merced.
• Layers: California allows two layers of asphalt shingles. If your home already has two, tear-off adds a half day.
• Decking condition: Rotted OSB or plywood sheeting gets replaced on the fly — budget an extra half day for older Merced homes built pre-1990.
• Material lead time: Asphalt shingles ship from our supplier in Fresno overnight. Metal panels (standing seam) need 2–3 weeks fabrication time — plan accordingly.

Merced's Summer Heat Window

We schedule most replacements before 10 AM and after 4 PM June through September. Shingles seal best between 70°F and 90°F; in Merced's 105°F July heat the adhesive strips can over-soften, so we adjust nailing patterns and seal tabs manually. This adds about 2–3 hours to a summer job — factor that in if you're scheduling during peak heat.

Permit Timeline

Merced City and Merced County both require a roofing permit for full replacements. Merced City Building and Safety typically issues permits within 24–48 hours for residential re-roofs. We pull and pay for permits on your behalf — it's included in our estimate.

What the Schedule Looks Like

1. Day 1 morning: Dumpster delivery, materials staged, tear-off begins
2. Day 1 afternoon: Underlayment and ice-and-water shield installed
3. Day 2: Shingles, flashing, ridge cap, gutters re-hung
4. Day 2 afternoon: Cleanup, magnetic sweep, final walkthrough

You're usually sleeping under the finished roof on Night 2.