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Best Roofers in Norwell, MA (2026)

1,089 roofers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Norwell: Viola Roofing & Contracting, CR Score 90/100; 5.0★ from 75 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Marios Roofing, posts 24/7 hours; ranked #2 of 1,089.

  3. 5

    Most-reviewed: GF Sprague Exteriors, 859 Google reviews at 4.8★, the most of 1,089 ranked; ranked #5.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

1,089 Norwell roofers are ranked here by CR Score, from 8 published factors. 228 are open 24/7, 803 open Saturdays and 416 open Sundays, based on posted hours. The median Google rating is 5.0★ across 1,089 rated businesses.

Top 10 roofers in Norwell at a glance

Top 10 roofers in Norwell at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Viola Roofing & Contracting905.0★ (75)Norwell24/7Overall
2Marios Roofing904.9★ (446)Stoughton, 16 mi away24/7Emergencies
3South Shore Roofing904.9★ (112)Cohasset, 4 mi away24/7—
4Sunrise Exterior LLC895.0★ (175)Brockton, 16 mi away24/7—
5GF Sprague Exteriors894.8★ (859)Needham, 24 mi away24/7Most reviews
6StormCare Roofing Inc.895.0★ (107)Brockton, 13 mi away24/7—
7MassTech Roofing & Building894.9★ (62)Abington, 5 mi away24/7—
8O'LYN Roofing894.8★ (486)Norwood, 21 mi away24/7—
9Giannini Roofing and Siding885.0★ (89)Abington, 13 mi away24/7—
10JN Construction & Improvements885.0★ (207)Lynn, 23 mi away24/7—

The 1,089 best roofers in Norwell, ranked

Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.

Scores below: based on 6 of 8 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.

  2. #2 Marios Roofing

    Based in Stoughton, 16 mi away

    90/100CR Score

    Ranked #2 because of its Google rating and availability: 4.9★ from 446 Google reviews, open 24/7.

    • 4.9★ from 446 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1520 Washington St, Stoughton, MA 02072
    View profile for Marios Roofing(781) 344-2420

  8. #8 O'LYN Roofing

    Based in Norwood, 21 mi away

    89/100CR Score

    Ranked #8 because of its Google rating and availability: 4.8★ from 486 Google reviews, open 24/7.

    • 4.8★ from 486 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    916 Pleasant St STE 4, Norwood, MA 02062
    View profile for O'LYN Roofing(781) 725-6795

  11. #11 GN Exteriors

    Based in Randolph, 14 mi away

    88/100CR Score

    Ranked #11 because of its Google rating and availability: 5.0★ from 71 Google reviews, open 24/7.

    • 5.0★ from 71 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    900 N Main St, Randolph, MA 02368
    View profile for GN Exteriors(781) 436-2234

  18. #18 Clifford Roofing

    Based in Hingham, 7 mi away

    87/100CR Score

    Ranked #18 because of its Google rating and availability: 5.0★ from 25 Google reviews, open 24/7.

    • 5.0★ from 25 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    39 Main St suite 274, Hingham, MA 02043
    View profile for Clifford Roofing(781) 435-3194

  24. #24 D&G Exteriors

    Based in Beverly, 28 mi away

    86/100CR Score

    Ranked #24 because of its Google rating and availability: 5.0★ from 107 Google reviews, open 24/7.

    • 5.0★ from 107 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    100 Cummings Center Suite 109D, Beverly, MA 01915
    View profile for D&G Exteriors(781) 328-4063

Roofers ranked #26 to #50

#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 1,089 ranked roofers here; the rest are on their profiles.

roofers in Norwell, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26UBrothers Construction: Siding, Roofing, Doors and Windows, Decks865.0★ (406)35 mi
27Admiral Roofing & Home Improvement865.0★ (23)11 mi
28Storm Works Roofing & Restoration864.8★ (143)24 mi
29FRS Roofing864.9★ (667)25 mi
30Dynamic Roofing Technologies865.0★ (82)27 mi
31Active roofing & siding865.0★ (30)17 mi
32GN Exteriors - Roofers in Braintree865.0★ (103)11 mi
33MJY Construction865.0★ (151)16 mi
34Munroe Roofing & Construction864.9★ (62)23 mi
35O'LYN Roofing865.0★ (23)15 mi
36Skytop Construction865.0★ (47)23 mi
37Daniel Fox Roofing Co., Inc.855.0★ (47)24 mi
38Doherty Slate Roofing854.9★ (55)22 mi
39Knights masonry & waterproofing855.0★ (32)19 mi
40Mighty Dog Roofing of South Shore855.0★ (146)17 mi
41D&G Roofing & Siding855.0★ (78)31 mi
42J&R Construction Roofing855.0★ (183)33 mi
43Ramos Construction854.9★ (108)11 mi
44Clancy Roof & Leak Repairs855.0★ (31)21 mi
45DECARNEY ROOFING LLC855.0★ (323)28 mi
46Able Roofing Company854.7★ (32)15 mi
47Franklin Roofing855.0★ (137)39 mi
48Nolasco Home Pro854.9★ (43)22 mi
49Vault Roofing855.0★ (110)36 mi
50HiCleaners855.0★ (303)27 mi

Also serving Norwell

20 more roofers within 40 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.

Unranked roofers serving Norwell
BusinessGoogle ratingDistance
Archway Construction Corp5.0★ (13)In Norwell
Atlantic Shores Construction5.0★ (2)3 mi
Bowline Construction LLCIn Norwell
Cara-Donna Copper & Slate Co4.5★ (2)In Norwell
Cardinal Construction and Remodeling5.0★ (2)9 mi
Chilton Development Company, Inc.1.0★ (1)In Norwell
Clogston Construction & Remodeling5.0★ (2)8 mi
D&G Roofing & Siding5.0★ (1)In Norwell
Ferreira Exteriors5.0★ (92)21 mi
Geo Quality Roofing5.0★ (14)14 mi
Gibbs Roofing5.0★ (26)20 mi
H&R ROOFING5.0★ (165)33 mi
Hollstein Roofing, Inc.4.0★ (2)3 mi
JMG Roofing & Construction, Inc.5.0★ (2)12 mi
Klassic Roofing5.0★ (2)4 mi
Mass-Tech Roofing and Business COIn Norwell
RGT Roofing & Exteriors5.0★ (2)6 mi
Ridge Brothers Roofing5.0★ (2)11 mi
TandL Construction5.0★ (2)11 mi
TriState Roofing LLC5.0★ (2)11 mi

How much do roofers cost in Norwell?

Typical prices in USD: adjusted for Massachusetts where a published index exists, national otherwise. Each row names its basis.

How much do roofers cost in Norwell?
JobLowTypicalHighBasisChecked
Roof replacement$8,400$11,200$15,680Per project: asphalt shingles on a 1,700 sq ft home (about 2,000 sq ft of roof). US national range × 1.12 New England factor (2025 Cost vs. Value Report)October 2026
Roof repair$395$1,174$1,968Per repair: typical range of customer-reported jobs. US national rangeOctober 2026

How to check a roofer's license in Massachusetts

In Massachusetts, Massachusetts Office of Public Safety and Inspections (Construction Supervisor License) licenses Construction Supervisor License (roofing category) and home improvement contractor registration.

  1. Check that the status is active and the name matches the contract or truck.
  2. Ask for proof of insurance before work starts.

No chip usually means we have not matched a state record yet. Check the lookup yourself before you hire.

Guide checked October 2026. How we verify licenses

When to hire a roofer in Massachusetts

In Massachusetts, roofers are busiest from late spring to early fall, when shingles can be installed in mild, dry weather. After a big storm, get more than one quote and check the license or registration before signing.

How we ranked Norwell roofers

We scored 1,089 Norwell roofers on 8 factors, weighted as shown. A business is ranked when its trade is confirmed and it has 3 or more Google reviews or a claimed profile. Unknown factors are left out of the score, not counted as zero. Scores last refreshed October 22, 2026.

Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn Norwell data
Reputation35%Bayesian-adjusted Google star ratingMeasured
Credentials15%Active state license 0.6, bond 0.2, workers’ comp 0.2Not yet collected
Review volume10%log10(reviews + 1) against the list maximumMeasured
Recency10%Share of reviews from the last 12 monthsNot yet collected
Availability10%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%Google main category 1.0, business name 0.7, additional category 0.5Measured
Proximity5%1.0 when based in the city, falling to 0 at the trade’s radiusMeasured
Completeness5%Website, photos, description, hours, claimed profile (0.2 each)Measured

Roofers in Norwell: frequently asked questions

Who is the best roofer in Norwell?

By CR Score, the highest-ranked roofer in Norwell, MA is Viola Roofing & Contracting with a CR Score of 90/100. It has 5.0★ from 75 Google reviews. It is open 24/7. Marios Roofing (#2) and South Shore Roofing (#3) follow. We ranked 1,089 roofers on 8 factors, last updated October 22, 2026.

How many roofers are there in Norwell?

ContractorsRanked ranks 1,089 roofers serving Norwell, MA. 1 of them is based in Norwell; the rest serve it from nearby towns. Another 20 within 40 mi are listed but not ranked yet. Counts are as of October 2026.

Which roofers in Norwell are open 24/7?

228 ranked roofers in Norwell post 24/7 hours. The highest-ranked are Viola Roofing & Contracting (#1), Marios Roofing (#2) and South Shore Roofing (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which roofers in Norwell work on weekends?

803 of 1,089 ranked roofers post Saturday hours and 416 post Sunday hours. The highest-ranked open Saturdays are Viola Roofing & Contracting (#1), Marios Roofing (#2) and South Shore Roofing (#3). Posted hours are office hours; crews may book weekend jobs separately.

How do I check a roofer's license in Massachusetts?

In Massachusetts, Massachusetts Office of Public Safety and Inspections (Construction Supervisor License) handles licensing and covers Construction Supervisor License (roofing category) and home improvement contractor registration.

How much does roof replacement cost in Norwell?

Roof replacement typically costs $8,400 to $15,680, with $11,200 typical (Per project: asphalt shingles on a 1,700 sq ft home (about 2,000 sq ft of roof). US national range × 1.12 New England factor (2025 Cost vs. Value Report)). The range is adjusted for Massachusetts. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Norwell roofers have?

The median Google rating among 1,089 rated roofers in Norwell is 5.0★, with a median of 15 reviews. GF Sprague Exteriors has the most, 859 reviews, and ranks #5. We adjust ratings for review count, so a few five-star reviews cannot top the list.

When is the best time to hire a roofer in Norwell?

In Massachusetts, roofers are busiest from late spring to early fall, when shingles can be installed in mild, dry weather. After a big storm, get more than one quote and check the license or registration before signing.

Update log for Norwell

  1. October 2026: CR Scores recalculated for 1,089 roofers serving Norwell.
  2. October 2026: 12 duplicate listings merged.

More roofers and Norwell pages

Other trades in Norwell