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Best Roofers in Niagara Falls, ON (2026)

348 roofers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Niagara Falls: Niagara RoofMasters, CR Score 92/100; 4.8★ from 343 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): Buffalo's Best Roofing Company LLC, posts 24/7 hours; ranked #2 of 348.

  3. 23

    Most-reviewed: Gerry's Roofing & Siding Inc, 766 Google reviews at 4.8★, the most of 348 ranked; ranked #23.

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

348 Niagara Falls roofers are ranked here by CR Score, from 8 published factors. 62 are open 24/7, 193 open Saturdays and 108 open Sundays, based on posted hours. The median Google rating is 4.8★ across 348 rated businesses.

Most of this list also appears on the Roofers in St. Catharines ranking. See Roofers in St. Catharines

Top 10 roofers in Niagara Falls at a glance

Top 10 roofers in Niagara Falls at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Niagara RoofMasters924.8★ (343)Welland, 15 km away24/7Overall
2Buffalo's Best Roofing Company LLC924.9★ (576)Cheektowaga, 34 km away24/7Emergencies
3ROOF WIZARD INC925.0★ (79)Niagara Falls24/7—
4OConnor Contracting924.9★ (268)Buffalo, 23 km away24/7—
5AJT Roofing and Contracting924.9★ (190)St. Catharines, 16 km away24/7—
6King Remodeling Corp roofing contractor915.0★ (177)Buffalo, 27 km away24/7—
7Buffalo Roofing914.8★ (379)Williamsville, 32 km away24/7—
8Graves Brothers Home Improvement904.7★ (494)Williamsville, 33 km away24/7—
9DSS Roofing905.0★ (87)Buffalo, 23 km away24/7—
10Niagara RoofMasters | Eavestrough and Roofing904.8★ (50)Niagara Falls24/7—

The 348 best roofers in Niagara Falls, 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.

  1. Ranked #1 in Niagara Falls

    #1 Niagara RoofMasters

    Based in Welland, 15 km away

    92/100CR Score

    Ranked #1 because of its Google rating and availability: 4.8★ from 343 Google reviews, open 24/7.

    • 4.8★ from 343 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2275 RR 20 Unit 23, Welland, ON L3B 5N5
    View profile for Niagara RoofMasters(647) 277-4983

  3. #3 ROOF WIZARD INC

    Based in Niagara Falls

    92/100CR Score

    Ranked #3 because of its Google rating and availability: 5.0★ from 79 Google reviews, open 24/7.

    • 5.0★ from 79 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    5935 Prospect St, Niagara Falls, ON L2G 1G9
    View profile for ROOF WIZARD INC(905) 353-5303

  7. #7 Buffalo Roofing

    Based in Williamsville, 32 km away

    91/100CR Score

    Ranked #7 because of its Google rating and availability: 4.8★ from 379 Google reviews, open 24/7.

    • 4.8★ from 379 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    5565 Transit Rd, Williamsville, NY 14221
    View profile for Buffalo Roofing(716) 444-7663

  9. #9 DSS Roofing

    Based in Buffalo, 23 km away

    90/100CR Score

    Ranked #9 because of its Google rating and availability: 5.0★ from 87 Google reviews, open 24/7.

    • 5.0★ from 87 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    127 Hiler Ave, Buffalo, NY 14217, United States
    View profile for DSS Roofing(716) 907-7373

  11. #11 JP Construction

    Based in North Tonawanda, 20 km away

    89/100CR Score

    Ranked #11 because of its Google rating and availability: 4.9★ from 80 Google reviews, open 24/7.

    • 4.9★ from 80 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    3967 Niagara Falls Blvd, North Tonawanda, NY 14120, United States
    View profile for JP Construction(716) 528-6350

  15. #15 Black Rock Roofing

    Based in Buffalo, 22 km away

    88/100CR Score

    Ranked #15 because of its Google rating and availability: 4.6★ from 123 Google reviews, open 24/7.

    • 4.6★ from 123 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    2064 Niagara St, Buffalo, NY 14207, United States
    View profile for Black Rock Roofing(716) 875-5138

  21. #21 Erie Home

    Based in Buffalo, 35 km away

    86/100CR Score

    Ranked #21 because of its Google rating and availability: 4.7★ from 67 Google reviews, open 24/7.

    • 4.7★ from 67 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    4950 Genesee St, Buffalo, NY 14225
    View profile for Erie Home(716) 403-4097

  24. #24 Expert Contracting

    Based in West Seneca, 38 km away

    86/100CR Score

    Ranked #24 because of its Google rating and trade focus: 4.9★ from 173 Google reviews, listed on Google as “Roofing contractor”.

    • 4.9★ from 173 Google reviews
    Hours
    Mon–Sun 8 AM–7 PM
    Address
    1711 Union Rd Suite 54, West Seneca, NY 14224, United States
    View profile for Expert Contracting(716) 272-7663

Roofers ranked #27 to #42

#1 to #25 are shown in full above. Here are #27 to #42, in CR Score order; each links to its profile. We publish the top 42 of 348 ranked roofers here; the rest are on their profiles.

roofers in Niagara Falls, ranks 27 to 42
RankBusinessCR ScoreGoogle ratingDistance
274wards Exteriors | Siding, Eavestrough & Roofing | Windows & Doors855.0★ (64)20 km
28911 Roofer854.6★ (11)12 km
29Oaks Roofing & Siding855.0★ (36)45 km
31Faber Roofing854.9★ (53)19 km
42Blampin Roof Tops834.8★ (22)14 km

How much do roofers cost in Niagara Falls?

US national ranges converted to CAD, not adjusted for Niagara Falls. Each row names its basis and the month we checked it.

How much do roofers cost in Niagara Falls?
JobLowTypicalHighBasisChecked
Roof replacementCA$10,540CA$14,050CA$19,680Per project: asphalt shingles on a 1,700 sq ft home (about 2,000 sq ft of roof). US national range converted at 1.4054 CAD per USD (Bank of Canada, October 20, 2026)October 2026
Roof repairCA$560CA$1,650CA$2,770Per repair: typical range of customer-reported jobs. US national range converted at 1.4054 CAD per USD (Bank of Canada, October 20, 2026)October 2026

When to hire a roofer in Ontario

In Ontario, 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 Niagara Falls roofers

We scored 348 Niagara Falls 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 Niagara Falls 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 Niagara Falls: frequently asked questions

Who is the best roofer in Niagara Falls?

By CR Score, the highest-ranked roofer in Niagara Falls, ON is Niagara RoofMasters with a CR Score of 92/100. It has 4.8★ from 343 Google reviews. It is open 24/7. Buffalo's Best Roofing Company LLC (#2) and ROOF WIZARD INC (#3) follow. We ranked 348 roofers on 8 factors, last updated October 22, 2026.

How many roofers are there in Niagara Falls?

ContractorsRanked ranks 348 roofers serving Niagara Falls, ON. 6 of them are based in Niagara Falls; the rest serve it from nearby towns. Counts are as of October 2026.

Which roofers in Niagara Falls are open 24/7?

62 ranked roofers in Niagara Falls post 24/7 hours. The highest-ranked are Niagara RoofMasters (#1), Buffalo's Best Roofing Company LLC (#2) and ROOF WIZARD INC (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which roofers in Niagara Falls work on weekends?

193 of 348 ranked roofers post Saturday hours and 108 post Sunday hours. The highest-ranked open Saturdays are Niagara RoofMasters (#1), Buffalo's Best Roofing Company LLC (#2) and ROOF WIZARD INC (#3). Posted hours are office hours; crews may book weekend jobs separately.

How much does roof replacement cost in Niagara Falls?

Roof replacement typically costs CA$10,540 to CA$19,680, with CA$14,050 typical (Per project: asphalt shingles on a 1,700 sq ft home (about 2,000 sq ft of roof). US national range converted at 1.4054 CAD per USD (Bank of Canada, October 20, 2026)). This is a national range, not adjusted for Niagara Falls. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Niagara Falls roofers have?

The median Google rating among 348 rated roofers in Niagara Falls is 4.8★, with a median of 19 reviews. Gerry's Roofing & Siding Inc has the most, 766 reviews, and ranks #23. 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 Niagara Falls?

In Ontario, 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 does ContractorsRanked rank roofers?

Each roofer gets a 0–100 CR Score from 8 published factors, led by reputation (35%), credentials (15%), review volume (10%) and recency (10%). Factors we cannot measure are left out, not scored as zero. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.

Update log for Niagara Falls

  1. October 2026: CR Scores recalculated for 348 roofers serving Niagara Falls.
  2. October 2026: 1 duplicate listing merged.

More roofers and Niagara Falls pages

Other trades in Niagara Falls