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Castro Valley Attic InsulationInsulation contractor in Alameda, CA

Castro Valley Attic Insulation is an insulation contractor in Alameda, CA. Open 7 days a week.

Alameda, CA0 paid placements in any rankingHow we rank

Call (510) 344-2555

Key facts

Key facts about Castro Valley Attic Insulation
Phone(510) 344-2555
HoursMonday to Sunday: 8 AM – 4:30 PM

Trades

Each trade shows the evidence we matched it on.

  • Insulationmain tradeGoogle main category

Service area

Serves Alameda and 12 towns within 25 miles: Union City, Fremont, Newark, Hayward, Fairview, Cherryland, Castro Valley, San Lorenzo, Ashland, East Palo Alto, Dublin and Pleasanton.

Based in Alameda, CAView on map

Opening hours

Opening hours for Castro Valley Attic Insulation
DayHours
Monday8 AM – 4:30 PM
Tuesday8 AM – 4:30 PM
Wednesday8 AM – 4:30 PM
Thursday8 AM – 4:30 PM
Friday8 AM – 4:30 PM
Saturday8 AM – 4:30 PM
Sunday8 AM – 4:30 PM
  • Open evenings — no
  • Open Saturdays
  • Open Sundays

Typical insulation prices

Typical insulation prices
JobLowTypicalHigh
Attic insulationPer attic: typical range of customer-reported jobs (about $1 to $3 per sq ft). US national range$1,700$2,100$2,500

Market ranges for the trade, checked October 2026, not a quote from this business. Ask for a written estimate.

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Questions about Castro Valley Attic Insulation

What are Castro Valley Attic Insulation’s hours?

Castro Valley Attic Insulation is open 7 days a week. Its listed hours are Monday to Sunday, 8 AM – 4:30 PM. On Saturdays it is open 8 AM to 4:30 PM, and on Sundays 8 AM to 4:30 PM. Hours come from the business listing; holiday hours may differ.

What areas does Castro Valley Attic Insulation serve?

Serves Alameda and 12 towns within 25 miles: Union City, Fremont, Newark, Hayward, Fairview, Cherryland, Castro Valley, San Lorenzo, Ashland, East Palo Alto, Dublin and Pleasanton. The list is based on the business's location and the usual service radius for insulation. Confirm your address is covered when you call.

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