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Cornerstone Slate RoofingRoofer in Cedar Grove, NJ

Cornerstone Slate Roofing is a roofer in Cedar Grove, NJ, rated 5.0 from 19 Google reviews. Open 7 days a week.

Cedar Grove, NJ0 paid placements in any rankingHow we rank

Call (973) 718-1431Website ↗

Key facts

Key facts about Cornerstone Slate Roofing
Phone(973) 718-1431
Websitecornerstoneslateroofingnj.com
HoursMonday to Sunday: 8 AM – 6 PM
Google rating5.0 from 19 Google reviews

Trades

Each trade shows the evidence we matched it on.

  • Roofingmain tradeGoogle main category
  • Guttersadditional Google category

Service area

Serves Cedar Grove and 12 towns within 40 miles: Phillipsburg, Washington, Ewing, Bradley Gardens, Bridgewater, Hackettstown, Raritan, Bedminster, Somerville, Green Knoll, Princeton and Manville.

Based in Cedar Grove, NJView on map

Opening hours

Opening hours for Cornerstone Slate Roofing
DayHours
Monday8 AM – 6 PM
Tuesday8 AM – 6 PM
Wednesday8 AM – 6 PM
Thursday8 AM – 6 PM
Friday8 AM – 6 PM
Saturday8 AM – 6 PM
Sunday8 AM – 6 PM
  • Open evenings — no
  • Open Saturdays
  • Open Sundays

Typical roofing prices

Typical roofing prices
JobLowTypicalHigh
Roof replacementPer project: asphalt shingles on a 1,700 sq ft home (about 2,000 sq ft of roof). US national range × 1.17 Middle Atlantic factor (2025 Cost vs. Value Report)$8,750$11,670$16,340
Roof repairPer repair: typical range of customer-reported jobs. US national range$395$1,174$1,968

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

Reviews

ContractorsRanked reviews

No ContractorsRanked reviews yet

Google

5.0from 19 Google reviews

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Questions about Cornerstone Slate Roofing

What are Cornerstone Slate Roofing’s hours?

Cornerstone Slate Roofing is open 7 days a week. Its listed hours are Monday to Sunday, 8 AM – 6 PM. On Saturdays it is open 8 AM to 6 PM, and on Sundays 8 AM to 6 PM. Hours come from the business listing; holiday hours may differ.

What areas does Cornerstone Slate Roofing serve?

Serves Cedar Grove and 12 towns within 40 miles: Phillipsburg, Washington, Ewing, Bradley Gardens, Bridgewater, Hackettstown, Raritan, Bedminster, Somerville, Green Knoll, Princeton and Manville. The list is based on the business's location and the usual service radius for roofing. Confirm your address is covered when you call.

What do Google reviews say about Cornerstone Slate Roofing?

Cornerstone Slate Roofing has a rating of 5.0 from 19 Google reviews. The CR Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.

How do I contact Cornerstone Slate Roofing?

Call Cornerstone Slate Roofing on (973) 718-1431. Its website is linked in the key facts on this page. Ask for a written estimate before any work starts.

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