101 deck builders ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
Best overall in Alton: Warnick Complete Land Management, LLC, CR Score 58/100; 4.9★ from 33 Google reviews; open Saturdays until 7 PM.
Best for emergencies (open 24/7): HomeScape Contracting LLC, posts 24/7 hours; ranked #3 of 101.
Most-reviewed: Fence & Deck Depot, 458 Google reviews at 4.7★, the most of 101 ranked; ranked #10.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
101 Alton deck builders are ranked here by CR Score, from ten published factors. 6 are open 24/7, 47 open Saturdays and 18 open Sundays, based on posted hours. The median Google rating is 4.9★ across 101 rated businesses.
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Warnick Complete Land Management, LLC | 58 | 4.9★ (33) | East Alton, 6 mi away | Sat · Evenings | Overall |
| 2 | Upper Deck Roofing | 56 | 5.0★ (140) | Godfrey, 4 mi away | — | — |
| 3 | HomeScape Contracting LLC | 56 | 5.0★ (26) | Hazelwood, 24 mi away | 24/7 | Emergencies |
| 4 | Maniaci Construction Inc. | 56 | 5.0★ (52) | Maryland Heights, 18 mi away | Sat | — |
| 5 | STL Decks and Carpentry LLC | 55 | 5.0★ (12) | Ballwin, 17 mi away | Sat · Sun · Evenings | — |
| 6 | Webb Decks | 55 | 5.0★ (5) | Godfrey, 3 mi away | Sat · Evenings | — |
| 7 | Hero Handyman Pro | 54 | 4.9★ (238) | East Saint Louis, 18 mi away | Sat · Sun | — |
| 8 | Edwardsville Decking LLC | 54 | 5.0★ (10) | Edwardsville, 11 mi away | Sat | — |
| 9 | Chesley Fence and Deck | 53 | 4.6★ (374) | Fairview Heights, 22 mi away | Sat | — |
| 10 | Fence & Deck Depot | 53 | 4.7★ (458) | Saint Charles, 19 mi away | — | Most reviews |
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 33 Google reviews, listed on Google as “Deck builder”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Godfrey, 4 mi away
Ranked #2 because of its Google rating and review volume: 5.0★ from 140 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hazelwood, 24 mi away
Ranked #3 because of its Google rating and trade focus: 5.0★ from 26 Google reviews, listed on Google as “Deck builder”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Maryland Heights, 18 mi away
Ranked #4 because of its Google rating and trade focus: 5.0★ from 52 Google reviews, listed on Google as “Deck builder”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Ballwin, 17 mi away
Ranked #5 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 Godfrey, 3 mi away
Ranked #6 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 East Saint Louis, 18 mi away
Ranked #7 because of its Google rating and review volume: 4.9★ from 238 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Edwardsville, 11 mi away
Ranked #8 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “Deck builder”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Fairview Heights, 22 mi away
Ranked #9 because of its Google rating and review volume: 4.6★ from 374 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Saint Charles, 19 mi away
Ranked #10 because of its Google rating and review volume: 4.7★ from 458 Google reviews, the most in Alton.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in St. Louis, 18 mi away
Ranked #11 because of its Google rating and review volume: 4.8★ from 175 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in St. Louis, 18 mi away
Ranked #12 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 Ballwin, 10 mi away
Ranked #13 because of its Google rating and review volume: 5.0★ from 43 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in St. Louis, 21 mi away
Ranked #14 because of its Google rating and review volume: 4.9★ from 355 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Saint Charles, 18 mi away
Ranked #15 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Deck builder”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in St. Louis, 21 mi away
Ranked #16 because of its Google rating and trade focus: 4.9★ from 36 Google reviews, listed on Google as “Deck builder”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Saint Charles, 20 mi away
Ranked #17 because of its Google rating and trade focus: 4.9★ from 24 Google reviews, listed on Google as “Deck builder”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Saint Peters, 24 mi away
Ranked #18 because of its Google rating and trade focus: 4.6★ from 9 Google reviews, listed on Google as “Deck builder”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in East Saint Louis, 22 mi away
Ranked #19 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Deck builder”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in St. Louis, 18 mi away
Ranked #20 because of its Google rating and trade focus: 3.8★ from 12 Google reviews, listed on Google as “Deck builder”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Collinsville, 18 mi away
Ranked #21 because of its Google rating and review volume: 4.7★ from 452 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in O'Fallon, 24 mi away
Ranked #22 because of its Google rating and trade focus: 4.9★ from 32 Google reviews, listed on Google as “Deck builder”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in St. Louis, 23 mi away
Ranked #23 because of its Google rating and trade focus: 5.0★ from 19 Google reviews, listed on Google as “Deck builder”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Godfrey, 8 mi away
Ranked #24 because of its Google rating and review volume: 4.9★ from 33 Google reviews.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Affton, 17 mi away
Ranked #25 because of its Google rating and trade focus: 5.0★ from 12 Google reviews, listed on Google as “Sunroom contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
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 101 Alton 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 Alton 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 |