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Core Rock ParkSolar installer in Hayward, CA

Core Rock Park is a solar installer at 939 W A St, Hayward, CA 94541. Open 24 hours a day, 7 days a week.

Hayward, CA0 paid placements in any rankingHow we rank

Call (316) 245-2835Website ↗

Key facts

Key facts about Core Rock Park
Address939 W A St, Hayward, CA 94541Get directions
Phone(316) 245-2835
Websitesites.google.com
HoursOpen 24 hours, 7 days a week

Trades

Each trade shows the evidence we matched it on.

  • Solarmain tradeGoogle main category

Service area

Serves Hayward and 11 towns within 40 miles: San Lorenzo, Cherryland, Ashland, Castro Valley, Fairview, San Leandro, Union City, Dublin, Newark, Alameda and Fremont.

Based in Hayward, CAView on map

Opening hours

Opening hours for Core Rock Park
DayHours
MondayOpen 24 hours
TuesdayOpen 24 hours
WednesdayOpen 24 hours
ThursdayOpen 24 hours
FridayOpen 24 hours
SaturdayOpen 24 hours
SundayOpen 24 hours
  • Open 24/7
  • Open evenings — no
  • Open Saturdays
  • Open Sundays
  • Emergency service

Typical solar installation prices

Typical solar installation prices
JobLowTypicalHigh
Solar panel installationPer system: about 12 kW at about $2.60 per watt, before incentives. US national range × 1.08 Pacific factor (2025 Cost vs. Value Report)$29,770$33,680$36,640

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 Core Rock Park

What are Core Rock Park’s hours?

Core Rock Park is open 24 hours a day, 7 days a week. Its listed hours are Open 24 hours, 7 days a week. On Saturdays it is open Open 24 hours, and on Sundays Open 24 hours. Hours come from the business listing; holiday hours may differ.

What areas does Core Rock Park serve?

Serves Hayward and 11 towns within 40 miles: San Lorenzo, Cherryland, Ashland, Castro Valley, Fairview, San Leandro, Union City, Dublin, Newark, Alameda and Fremont. The list is based on the business's location and the usual service radius for solar installation. Confirm your address is covered when you call.

How do I contact Core Rock Park?

Call Core Rock Park on (316) 245-2835. The business is at 939 W A St, Hayward, CA 94541. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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