50 deck builders ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in South Beloit: Valley Decking, CR Score 57/100; 4.9★ from 37 Google reviews; open 7 days a week.
Best for emergencies (open 24/7): Bufalo Contracting, posts 24/7 hours; ranked #2 of 50.
Most-reviewed: Bufalo Contracting, 420 Google reviews at 4.8★, the most of 50 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
50 South Beloit deck builders are ranked here by CR Score, from ten published factors. 5 are open 24/7, 27 open Saturdays and 13 open Sundays, based on posted hours. The median Google rating is 4.6★ across 50 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Valley Decking | 57 | 4.9★ (37) | Rockford, 16 mi away | Sat · Sun | Overall |
| 2 | Bufalo Contracting | 57 | 4.8★ (420) | Rockford, 19 mi away | 24/7 | Emergencies, Most reviews |
| 3 | OnDeck Exteriors | 55 | 5.0★ (3) | Rockton, 2 mi away | 24/7 | — |
| 4 | Helsper and Sons GC LLC | 55 | 5.0★ (12) | South Beloit | — | — |
| 5 | Hard Decks | 53 | 4.9★ (57) | Belvidere, 21 mi away | — | — |
| 6 | Castle Contracting | 53 | 4.9★ (150) | Machesney Park, 8 mi away | — | — |
| 7 | Davis Painting & DeckCare | 52 | 4.6★ (13) | Machesney Park, 1 mi away | Sat | — |
| 8 | Midwest Deck Builders | 52 | 5.0★ (5) | Rockton, 2 mi away | — | — |
| 9 | Armadillos Contracting LLC | 52 | 4.3★ (9) | Beloit, 3 mi away | 24/7 | — |
| 10 | DMR Exteriors | 52 | 5.0★ (62) | Janesville, 18 mi away | Sat · Sun · Evenings | — |
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Ranked #1 because of its Google rating and trade focus: 4.9★ from 37 Google reviews, listed on Google as “Deck builder”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Rockford, 19 mi away
Ranked #2 because of its Google rating and review volume: 4.8★ from 420 Google reviews, the most in South Beloit.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Rockton, 2 mi away
Ranked #3 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Deck builder”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in South Beloit
Ranked #4 because of its Google rating and trade focus: 5.0★ from 12 Google reviews, listed on Google as “Deck builder”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Belvidere, 21 mi away
Ranked #5 because of its Google rating and trade focus: 4.9★ from 57 Google reviews, listed on Google as “Deck builder”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Machesney Park, 8 mi away
Ranked #6 because of its Google rating and review volume: 4.9★ from 150 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Machesney Park, 1 mi away
Ranked #7 because of its Google rating and trade focus: 4.6★ from 13 Google reviews, listed on Google as “Construction company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Rockton, 2 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Deck builder”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Beloit, 3 mi away
Ranked #9 because of its Google rating and availability: 4.3★ from 9 Google reviews, open 24/7.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Janesville, 18 mi away
Ranked #10 because of its Google rating and review volume: 5.0★ from 62 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Roscoe, 4 mi away
Ranked #11 because of its Google rating and review volume: 4.4★ from 24 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Loves Park, 3 mi away
Ranked #12 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Painting”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Roscoe, 3 mi away
Ranked #13 because of its Google rating and trade focus: 4.2★ from 64 Google reviews, listed on Google as “Fence contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Janesville, 18 mi away
Ranked #14 because of its Google rating and review volume: 4.5★ from 66 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Janesville, 10 mi away
Ranked #15 because of its Google rating and availability: 4.7★ from 12 Google reviews, open 24/7.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Beloit, 2 mi away
Ranked #16 because of its Google rating and trade focus: 4.9★ from 7 Google reviews, listed on Google as “Carpenter”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Janesville, 12 mi away
Ranked #17 because of its Google rating and trade focus: 5.0★ from 18 Google reviews, listed on Google as “Concrete contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Rockford, 16 mi away
Ranked #18 because of its Google rating and trade focus: 4.1★ from 16 Google reviews, listed on Google as “Deck builder”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Rockford, 16 mi away
Ranked #19 because of its Google rating and review volume: 4.8★ from 49 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Rockford, 17 mi away
Ranked #20 because of its Google rating and trade focus: 4.6★ from 20 Google reviews, listed on Google as “Painter”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in South Beloit
Ranked #21 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Pressure washing service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Loves Park, 18 mi away
Ranked #22 because of its Google rating and review volume: 5.0★ from 35 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Rockford, 16 mi away
Ranked #23 because of its Google rating and review volume: 4.6★ from 54 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Rockford, 13 mi away
Ranked #24 because of its Google rating and review volume: 4.7★ from 25 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Beloit, 3 mi away
Ranked #25 because of its Google rating and trade focus: 3.7★ from 3 Google reviews, listed on Google as “Construction company”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile.
20 more deck builders within 25 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.
| Business | Google rating | Distance |
|---|---|---|
| A Touch of Construction | 5.0★ (6) | In South Beloit |
| Abbey Roads Inc | 4.2★ (6) | In South Beloit |
| Abbey Roads Masonry & Chimney Service | In South Beloit | |
| Adrian’s Landscaping Inc | 4.6★ (40) | In South Beloit |
| Advanced Pavement and Property | 4.8★ (138) | In South Beloit |
| Armando's Landscape Services LLC | 4.6★ (52) | In South Beloit |
| Blodgett Exteriors | 5.0★ (2) | 20 mi |
| Colorado Renovations | 3.0★ (2) | In South Beloit |
| Deck Deckor | 1.0★ (2) | 13 mi |
| Elevate General Contracting | 5.0★ (2) | 10 mi |
| Hammerhedge Construction LLC | In South Beloit | |
| Herstad Landscaping | 4.6★ (11) | In South Beloit |
| Imperial Design and Construction | 3.0★ (2) | 7 mi |
| Living Water Services Pressure Washing | 5.0★ (13) | In South Beloit |
| My Household Repairs | 5.0★ (2) | 17 mi |
| Premier Concrete Construction Inc | 5.0★ (2) | 18 mi |
| Reece's Handyman Services | 4.9★ (54) | In South Beloit |
| Sireci Construction | 5.0★ (1) | In South Beloit |
| The Neighborhood General Contractor | 4.2★ (5) | In South Beloit |
| Ultimate Exteriors | 5.0★ (19) | In South Beloit |
Typical prices in USD, adjusted for Illinois with a published regional index. Each row names its basis and month.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Deck building | $4,300 | $8,240 | $12,530 | Per deck: typical range of customer-reported projects. US national range × 0.99 East North Central factor (2025 Cost vs. Value Report) | October 2026 |
We scored 50 South Beloit deck builders on ten 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. A business with no Google reviews scores zero on rating, review volume and recency. Other unknown factors are left out, 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.
| Factor | Weight | Computed from | In South Beloit data |
|---|---|---|---|
| Reputation | 25% | Google star rating, adjusted for how many reviews back it | Measured |
| Credentials | 15% | Active state license, bond and workers’ comp on file | Not yet collected |
| Review volume | 10% | Number of Google reviews, compared with the most-reviewed business on the list | Measured |
| Recency | 5% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 5% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | How clearly the business does this trade (its Google category and name) | Measured |
| Proximity | 5% | Based in the city scores highest, less the farther away it is | Measured |
| Claimed profile | 10% | The business has claimed its ContractorsRanked profile (free or paid earn the same) | Measured |
| Partnered | 5% | The business links to ContractorsRanked from its own website with our badge, checked periodically | Measured |
| ContractorsRanked reviews | 10% | Verified customer reviews collected by ContractorsRanked: their rating and how many there are | Measured |