86/100CR Score
Ranked #1 because of its Google rating and review volume: 5.0★ from 462 Google reviews, 462 Google reviews.
- 5.0★ from 462 Google reviews
- Hours
- Mon–Sun 8 AM–7 PM
Best Deck Builders in Dundalk, MD (2026)
261 deck builders ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Dundalk: Knott's Lawn Service, CR Score 86/100; 5.0★ from 462 Google reviews; open 7 days a week.
- 2
Best for emergencies (open 24/7): Allied Remodeling, posts 24/7 hours; ranked #2 of 261.
- 2
Most-reviewed: Allied Remodeling, 1,074 Google reviews at 4.7★, the most of 261 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
261 Dundalk deck builders are ranked here by CR Score, from 8 published factors. 20 are open 24/7, 147 open Saturdays and 56 open Sundays, based on posted hours. The median Google rating is 4.9★ across 261 rated businesses.
Top 10 deck builders in Dundalk at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Knott's Lawn Service | 86 | 5.0★ (462) | Dundalk | Sat · Sun · Evenings | Overall |
| 2 | Allied Remodeling | 85 | 4.7★ (1,074) | Timonium, 13 mi away | 24/7 | Emergencies, Most reviews |
| 3 | First Impressions Construction | 84 | 4.4★ (23) | Pasadena, 10 mi away | 24/7 | — |
| 4 | ARH Decks | 84 | 4.9★ (102) | Baltimore, 15 mi away | Sat · Sun · Evenings | — |
| 5 | Diamond Decks | 83 | 4.9★ (49) | Severn, 12 mi away | Sat · Sun | — |
| 6 | Deck and Patio Maryland | 83 | 4.8★ (33) | Arbutus, 9 mi away | Sat · Sun | — |
| 7 | Pacific Deck Solutions | 83 | 5.0★ (16) | Arbutus, 5 mi away | Sat · Sun | — |
| 8 | Red Oaks Tree Service | 82 | 4.9★ (172) | Baltimore, 14 mi away | 24/7 | — |
| 9 | Patio Enclosures Sunrooms | 82 | 4.8★ (206) | Glen Burnie, 10 mi away | Sat · Sun · Evenings | — |
| 10 | Ace Handyman Services Laurel | 81 | 4.9★ (273) | Laurel, 21 mi away | 24/7 | — |
The 261 best deck builders in Dundalk, 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.
Based in Timonium, 13 mi away
85/100CR ScoreRanked #2 because of its Google rating and review volume: 4.7★ from 1,074 Google reviews, the most Google reviews on this list (1,074).
- 4.7★ from 1,074 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1447 York Rd #610, Timonium, MD 21093
Based in Pasadena, 10 mi away
84/100CR ScoreRanked #3 because of its Google rating and availability: 4.4★ from 23 Google reviews, open 24/7.
- 4.4★ from 23 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 46 Wishing Rock Rd, Pasadena, MD 21122
#4 ARH Decks
Based in Baltimore, 15 mi away
84/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.9★ from 102 Google reviews, listed on Google as “Deck builder”.
- 4.9★ from 102 Google reviews
- Hours
- Mon–Sun 7 AM–7 PM
- Address
- 12104 Cecilia Ct, Kingsville, MD 21087
Based in Severn, 12 mi away
83/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.9★ from 49 Google reviews, listed on Google as “Deck builder”.
- 4.9★ from 49 Google reviews
- Hours
- Mon–Sun 9 AM–5 PM
- Address
- 8004 Brandi Way, Severn, MD 21144
Based in Arbutus, 9 mi away
83/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.8★ from 33 Google reviews, listed on Google as “Deck builder”.
- 4.8★ from 33 Google reviews
- Hours
- Mon–Sat 7 AM–6 PM · Sun 10 AM–2 PM
Based in Arbutus, 5 mi away
83/100CR ScoreRanked #7 because of its Google rating and trade focus: 5.0★ from 16 Google reviews, listed on Google as “Deck builder”.
- 5.0★ from 16 Google reviews
- Hours
- Mon–Sun 9 AM–5 PM
- Address
- 5209 Brookwood Rd, Brooklyn, MD 21225
Based in Baltimore, 14 mi away
82/100CR ScoreRanked #8 because of its Google rating and availability: 4.9★ from 172 Google reviews, open 24/7.
- 4.9★ from 172 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 3735 Coronado Rd, Windsor Mill, MD 21244
Based in Glen Burnie, 10 mi away
82/100CR ScoreRanked #9 because of its Google rating and review volume: 4.8★ from 206 Google reviews, 206 Google reviews.
- 4.8★ from 206 Google reviews
- Hours
- Mon–Thu 9 AM–8 PM · Fri 9 AM–7 PM · Sat–Sun 9 AM–1 PM
- Address
- 501 McCormick Dr Ste. D-F, Glen Burnie, MD 21061
Based in Laurel, 21 mi away
81/100CR ScoreRanked #10 because of its Google rating and availability: 4.9★ from 273 Google reviews, open 24/7.
- 4.9★ from 273 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 8101 Sandy Spring Rd Suite 300, Laurel, MD 20707
Based in Bowie, 23 mi away
81/100CR ScoreRanked #11 because of its Google rating and availability: 5.0★ from 219 Google reviews, open 24/7.
- 5.0★ from 219 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 12606 Hillmeade Station Dr, Bowie, MD 20720
Based in Columbia, 18 mi away
81/100CR ScoreRanked #12 because of its Google rating and availability: 4.8★ from 231 Google reviews, open 24/7.
- 4.8★ from 231 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 9520 Berger Rd STE 112, Columbia, MD 21046
#13 AJ Fence & Deck
Based in Baltimore, 14 mi away
81/100CR ScoreRanked #13 because of its Google rating and availability: 4.9★ from 119 Google reviews, open 7 days a week.
- 4.9★ from 119 Google reviews
- Hours
- Mon–Sun 7 AM–7 PM
Based in Severna Park, 13 mi away
81/100CR ScoreRanked #14 because of its Google rating and availability: 4.7★ from 144 Google reviews, open 24/7.
- 4.7★ from 144 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 681 Arleigh Rd, Severna Park, MD 21146
Based in Glen Burnie, 9 mi away
81/100CR ScoreRanked #15 because of its Google rating and trade focus: 5.0★ from 37 Google reviews, listed on Google as “Deck builder”.
- 5.0★ from 37 Google reviews
- Hours
- Mon–Sat 8 AM–6 PM · Sun closed
- Address
- 503 Oakwood Station Rd, Glen Burnie, MD 21061
#16 AA Exteriors LLC
Based in Glen Burnie, 8 mi away
81/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.9★ from 36 Google reviews, listed on Google as “Deck builder”.
- 4.9★ from 36 Google reviews
- Hours
- Mon–Sat 8 AM–6 PM · Sun closed
- Address
- 107 New Jersey Ave NW, Glen Burnie, MD 21061
Based in Annapolis, 19 mi away
81/100CR ScoreRanked #17 because of its Google rating and availability: 4.7★ from 64 Google reviews, open 24/7.
- 4.7★ from 64 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 1125 West St #200, Annapolis, MD 21401
#18 Deck Soldier
Based in Eldersburg, 24 mi away
80/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.8★ from 343 Google reviews, listed on Google as “Deck builder”.
- 4.8★ from 343 Google reviews
- Hours
- Mon–Sat 8 AM–6 PM · Sun closed
- Address
- 2132 Liberty Rd, Eldersburg, MD 21784
Based in Middle River, 8 mi away
80/100CR ScoreRanked #19 because of its Google rating and review volume: 4.8★ from 210 Google reviews, 210 Google reviews.
- 4.8★ from 210 Google reviews
- Hours
- Mon–Sun 7 AM–10 PM
- Address
- 932 Long Manor Dr, Middle River, MD 21220
#20 We Restore Decks
Based in Annapolis, 17 mi away
80/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.9★ from 121 Google reviews, listed on Google as “Deck builder”.
- 4.9★ from 121 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat 8 AM–3 PM · Sun closed
- Address
- 1842 St Margarets Rd, Annapolis, MD 21409
#21 GRB Roofing
Based in Bowie, 23 mi away
80/100CR ScoreRanked #21 because of its Google rating and availability: 4.9★ from 181 Google reviews, open 24/7.
- 4.9★ from 181 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 16701 Melford Dr Suite 400, Bowie, MD 20715
Based in Aberdeen, 24 mi away
80/100CR ScoreRanked #22 because of its Google rating and trade focus: 5.0★ from 35 Google reviews, listed on Google as “Deck builder”.
- 5.0★ from 35 Google reviews
- Hours
- Mon–Sun 7 AM–7 PM
- Address
- 1514 American Wy, Aberdeen, MD 21001
Based in Baltimore, 6 mi away
80/100CR ScoreRanked #23 because of its Google rating and availability: 4.9★ from 97 Google reviews, open 7 days a week.
- 4.9★ from 97 Google reviews
- Hours
- Mon–Sun 7 AM–10:30 PM
- Address
- 2017 E 30th St, Baltimore, MD 21218
Based in White Marsh, 11 mi away
80/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.8★ from 59 Google reviews, listed on Google as “Deck builder”.
- 4.8★ from 59 Google reviews
- Hours
- Mon–Fri 7 AM–4 PM · Sat 8 AM–12 PM · Sun closed
- Address
- 11101 Pulaski Hwy, White Marsh, MD 21162
Based in Baltimore, 13 mi away
79/100CR ScoreRanked #25 because of its Google rating and availability: 4.7★ from 52 Google reviews, open 24/7.
- 4.7★ from 52 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2833 Smith Ave #150, Baltimore, MD 21209
Deck builders 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 261 ranked deck builders here; the rest are on their profiles.
Also serving Dundalk
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 |
|---|---|---|
| Als Painting and Construction | In Dundalk | |
| Bartrum Services LLC | In Dundalk | |
| Best Level Construction LLC | 5.0★ (6) | In Dundalk |
| Charm County Solution LLC | 5.0★ (17) | In Dundalk |
| Chesapeake Construction, LLC | In Dundalk | |
| Evolution Home Services MD | 5.0★ (2) | 6 mi |
| J & J Unlimited Llc | In Dundalk | |
| JC Remodeling Construction LLC | 5.0★ (1) | In Dundalk |
| KOPLEX Pressure and Soft Washing | 5.0★ (72) | In Dundalk |
| Manchame Contractor LLC | 5.0★ (15) | In Dundalk |
| Marcos Landscaping and Lawn Care LLC | 5.0★ (7) | In Dundalk |
| Marjorie Roofing | 5.0★ (3) | In Dundalk |
| Mid Atlantic Services, LLC | In Dundalk | |
| MLC Contractors | 4.9★ (8) | In Dundalk |
| MOCAL REMODELING LLC | 4.8★ (24) | In Dundalk |
| Provisional Property Solutions | 5.0★ (1) | In Dundalk |
| R & R Contracting LLC | 2.0★ (2) | 6 mi |
| Ray Stefanski Plumbing & Drain Cleaning Inc. | 4.6★ (10) | In Dundalk |
| Rudy's Construction LLC | 4.8★ (18) | In Dundalk |
| USG Walls LLC | In Dundalk |
How much do deck builders cost in Dundalk?
Typical prices in USD, adjusted for Maryland with a published regional index. Each row names its basis and month.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Deck building | $4,370 | $8,380 | $12,750 | Per deck: typical range of customer-reported projects. US national range × 1.01 South Atlantic factor (2025 Cost vs. Value Report) | October 2026 |
How we ranked Dundalk deck builders
We scored 261 Dundalk deck builders 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.
| Factor | Weight | Computed from | In Dundalk data |
|---|---|---|---|
| Reputation | 35% | Bayesian-adjusted Google star rating | Measured |
| Credentials | 15% | Active state license 0.6, bond 0.2, workers’ comp 0.2 | Not yet collected |
| Review volume | 10% | log10(reviews + 1) against the list maximum | Measured |
| Recency | 10% | Share of reviews from the last 12 months | Not yet collected |
| Availability | 10% | Weekly open hours, Saturday, Sunday, 24/7 or same-day | Measured |
| Trade focus | 10% | Google main category 1.0, business name 0.7, additional category 0.5 | Measured |
| Proximity | 5% | 1.0 when based in the city, falling to 0 at the trade’s radius | Measured |
| Completeness | 5% | Website, photos, description, hours, claimed profile (0.2 each) | Measured |
Deck builders in Dundalk: frequently asked questions
Who is the best deck builder in Dundalk?
By CR Score, the highest-ranked deck builder in Dundalk, MD is Knott's Lawn Service with a CR Score of 86/100. It has 5.0★ from 462 Google reviews. It is open 7 days a week. Allied Remodeling (#2) and First Impressions Construction (#3) follow. We ranked 261 deck builders on 8 factors, last updated October 22, 2026.
How many deck builders are there in Dundalk?
ContractorsRanked ranks 261 deck builders serving Dundalk, MD. 1 of them is based in Dundalk; the rest serve it from nearby towns. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.
Which deck builders in Dundalk are open 24/7?
20 ranked deck builders in Dundalk post 24/7 hours. The highest-ranked are Allied Remodeling (#2), First Impressions Construction (#3) and Red Oaks Tree Service (#8). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which deck builders in Dundalk work on weekends?
147 of 261 ranked deck builders post Saturday hours and 56 post Sunday hours. The highest-ranked open Saturdays are Knott's Lawn Service (#1), Allied Remodeling (#2) and First Impressions Construction (#3). Posted hours are office hours; crews may book weekend jobs separately.
How much does deck building cost in Dundalk?
Deck building typically costs $4,370 to $12,750, with $8,380 typical (Per deck: typical range of customer-reported projects. US national range × 1.01 South Atlantic factor (2025 Cost vs. Value Report)). The range is adjusted for Maryland. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do Dundalk deck builders have?
The median Google rating among 261 rated deck builders in Dundalk is 4.9★, with a median of 26 reviews. Allied Remodeling has the most, 1,074 reviews, and ranks #2. We adjust ratings for review count, so a few five-star reviews cannot top the list.
How does ContractorsRanked rank deck builders?
Each deck builder 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.
Do deck builders outside Dundalk count in this ranking?
Yes, if they are within 25 mi of the Dundalk city center, our service radius for deck builders. Each listing shows where the business is based and how far away it is. Proximity is 5% of the CR Score, so a nearby business gets a small edge.
Update log for Dundalk
- October 2026: CR Scores recalculated for 261 deck builders serving Dundalk.
- October 2026: 1 duplicate listing merged.
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