89/100CR Score
Ranked #1 because of its Google rating and availability: 5.0★ from 128 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 128 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
Best Foundation Repair Companies in Thurmont, MD (2026)
52 foundation repair companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Thurmont: Armored Basement Waterproofing, CR Score 89/100; 5.0★ from 128 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Chambersburg Waterproofing, posts 24/7 hours; ranked #2 of 52.
- 6
Most-reviewed: Fortress Foundation Solutions, 476 Google reviews at 4.9★, the most of 52 ranked; ranked #6.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
52 Thurmont foundation repair companies are ranked here by CR Score, from 8 published factors. 9 are open 24/7, 34 open Saturdays and 16 open Sundays, based on posted hours. The median Google rating is 4.9★ across 52 rated businesses.
Top 10 foundation repair companies in Thurmont at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Armored Basement Waterproofing | 89 | 5.0★ (128) | Baltimore, 32 mi away | 24/7 | Overall |
| 2 | Chambersburg Waterproofing | 86 | 5.0★ (35) | Chambersburg, 26 mi away | 24/7 | Emergencies |
| 3 | Beyond Waterproofing and Foundation Repair | 86 | 4.9★ (120) | Damascus, 25 mi away | Sat · Sun · Evenings | — |
| 4 | Dry Space Waterproofing | 85 | 5.0★ (7) | Walkersville, 11 mi away | 24/7 | — |
| 5 | AA Basement Waterproofing and Foundation Repair | 84 | 4.5★ (25) | Halfway, 22 mi away | 24/7 | — |
| 6 | Fortress Foundation Solutions | 83 | 4.9★ (476) | Frederick, 17 mi away | — | Most reviews |
| 7 | Once & Done Waterproofing Solutions LLC | 82 | 5.0★ (34) | Martinsburg, 32 mi away | Sat · Sun · Evenings | — |
| 8 | DMV Waterproofing, North Bethesda | 82 | 5.0★ (55) | Rockville, 40 mi away | Sat · Sun | — |
| 9 | AdvantaClean of Frederick | 82 | 4.8★ (76) | Frederick, 19 mi away | 24/7 | — |
| 10 | Triad Basement Waterproofing | 81 | 5.0★ (37) | Frederick, 12 mi away | Sat · Sun · Evenings | — |
The 52 best foundation repair companies in Thurmont, ranked
Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.
Based in Chambersburg, 26 mi away
86/100CR ScoreRanked #2 because of its Google rating and availability: 5.0★ from 35 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 35 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 735 Forest Rd, Chambersburg, PA 17202
Based in Damascus, 25 mi away
86/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.9★ from 120 Google reviews, listed on Google as “Waterproofing service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.9★ from 120 Google reviews
- Hours
- Mon–Fri 8 AM–9 PM · Sat 9 AM–9 PM · Sun 9 AM–8 PM
- Address
- 9516 Faith Ln, Damascus, MD 20872
Based in Walkersville, 11 mi away
85/100CR ScoreRanked #4 because of its Google rating and availability: 5.0★ from 7 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 7 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 120 Glade Blvd, Walkersville, MD 21793
Based in Halfway, 22 mi away
84/100CR ScoreRanked #5 because of its Google rating and availability: 4.5★ from 25 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.5★ from 25 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 2 W Potomac Pkwy, Williamsport, MD 21795
Based in Frederick, 17 mi away
83/100CR ScoreRanked #6 because of its Google rating and review volume: 4.9★ from 476 Google reviews, the most Google reviews on this list (476).
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.9★ from 476 Google reviews
- Hours
- Mon–Thu 8 AM–6 PM · Fri 8 AM–5 PM · Sat–Sun closed
- Address
- 5305 Jefferson Pike, Frederick, MD 21703
Based in Martinsburg, 32 mi away
82/100CR ScoreRanked #7 because of its Google rating and trade focus: 5.0★ from 34 Google reviews, listed on Google as “Waterproofing service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 34 Google reviews
- Hours
- Mon–Sun 7 AM–9 PM
- Address
- 75 Royal Crest Dr, Martinsburg, WV 25401
Based in Rockville, 40 mi away
82/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 55 Google reviews, listed on Google as “Waterproofing service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 55 Google reviews
- Hours
- Mon–Sun 8 AM–5 PM
- Address
- 330 N Stonestreet Ave Unit S, Rockville, MD 20850
Based in Frederick, 19 mi away
82/100CR ScoreRanked #9 because of its Google rating and availability: 4.8★ from 76 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.8★ from 76 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 4509 Metropolitan Ct Ste E, Frederick, MD 21704
Based in Frederick, 12 mi away
81/100CR ScoreRanked #10 because of its Google rating and availability: 5.0★ from 37 Google reviews, open 7 days a week.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 37 Google reviews
- Hours
- Mon–Fri 9 AM–7 PM · Sat–Sun 10 AM–2 PM
- Address
- 7828 Old Receiver Rd, Frederick, MD 21702
Based in Waynesboro, 13 mi away
79/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.3★ from 6 Google reviews, listed on Google as “Waterproofing service”.
Based on 5 of 8 factors; credentials, recency and availability not yet collected.
- 4.3★ from 6 Google reviews
- Address
- 323 S Potomac St, Waynesboro, PA 17268
Based in Hanover, 26 mi away
79/100CR ScoreRanked #12 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Waterproofing service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 8 Google reviews
- Hours
- Mon–Fri 8 AM–8 PM · Sat 9 AM–5 PM · Sun 10 AM–5 PM
- Address
- 1 Center Square, Hanover, PA 17331
Based in Harrisburg, 37 mi away
79/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.9★ from 64 Google reviews, listed on Google as “Waterproofing service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.9★ from 64 Google reviews
- Hours
- Mon–Thu 8 AM–8 PM · Fri 8 AM–7 PM · Sat 8 AM–1 PM · Sun closed
Based in West Chester, 37 mi away
78/100CR ScoreRanked #14 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “Waterproofing service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 10 Google reviews
- Hours
- Mon–Fri 7 AM–7 PM · Sat–Sun 9 AM–3 PM
Based in Martinsburg, 39 mi away
78/100CR ScoreRanked #15 because of its Google rating and availability: 5.0★ from 42 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 42 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
#16 Pro Services LLC
Based in Frederick, 16 mi away
77/100CR ScoreRanked #16 because of its Google rating and availability: 4.0★ from 32 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.0★ from 32 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 5735-B Industry Ln #203, Frederick, MD 21704
Based in Frederick, 8 mi away
76/100CR ScoreRanked #17 because of its Google rating and review volume: 4.6★ from 86 Google reviews, 86 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.6★ from 86 Google reviews
- Hours
- Mon–Fri 7:30 AM–6 PM · Sat 8 AM–4 PM · Sun closed
- Address
- 7612 Devilbiss Bridge Rd @ Rt. 15, Frederick, MD 21701
Based in Martinsburg, 30 mi away
74/100CR ScoreRanked #18 because of its Google rating and trade focus: 5.0★ from 24 Google reviews, listed on Google as “Waterproofing service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 24 Google reviews
- Hours
- Mon–Fri 7 AM–5 PM · Sat–Sun closed
#19 Pro Handyman LLC
Based in Reisterstown, 34 mi away
74/100CR ScoreRanked #19 because of its Google rating and review volume: 4.9★ from 99 Google reviews, 99 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.9★ from 99 Google reviews
- Hours
- Mon–Sat 8 AM–6 PM · Sun closed
- Address
- 112 Caraway Rd Unit 2B, Reisterstown, MD 21136
Based in Purcellville, 36 mi away
73/100CR ScoreRanked #20 because of its Google rating and review volume: 4.8★ from 111 Google reviews, 111 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.8★ from 111 Google reviews
- Hours
- Mon–Fri 7:30 AM–6 PM · Sat 8 AM–4 PM · Sun closed
- Address
- 39026 E Colonial Hwy, Hamilton, VA 20158
Based in Hanover, 34 mi away
73/100CR ScoreRanked #21 because of its Google rating and trade focus: 5.0★ from 22 Google reviews, listed on Google as “Waterproofing service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 5.0★ from 22 Google reviews
- Hours
- Mon–Fri 8 AM–5 PM · Sat–Sun closed
- Address
- 22 S Burns Rd, Spring Grove, PA 17362
Based in Hagerstown, 18 mi away
73/100CR ScoreRanked #22 because of its Google rating and review volume: 4.4★ from 72 Google reviews, 72 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.4★ from 72 Google reviews
- Hours
- Mon–Fri 7:30 AM–6 PM · Sat 8 AM–4 PM · Sun closed
- Address
- 17813 Virginia Ave, Hagerstown, MD 21740
Based in Hanover, 27 mi away
72/100CR ScoreRanked #23 because of its Google rating and review volume: 4.5★ from 93 Google reviews, 93 Google reviews.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.5★ from 93 Google reviews
- Hours
- Mon–Fri 7:30 AM–6 PM · Sat 8 AM–4 PM · Sun closed
- Address
- 1 Industrial Dr, Hanover, PA 17331
Based in Frederick, 13 mi away
72/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.6★ from 5 Google reviews, listed on Google as “Waterproofing service”.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.6★ from 5 Google reviews
- Hours
- Mon–Fri 8 AM–4 PM · Sat–Sun closed
- Address
- 9021 Walnut St, Libertytown, MD 21762
Based in Rockville, 40 mi away
72/100CR ScoreRanked #25 because of its Google rating and availability: 4.4★ from 5 Google reviews, open 24/7.
Based on 6 of 8 factors; credentials and recency not yet collected.
- 4.4★ from 5 Google reviews
- Open 24/7
- Hours
- Open 24 hours, 7 days
- Address
- 330 N Stonestreet Ave Suite P, Rockville, MD 20850
Foundation repair companies 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 52 ranked foundation repair companies here; the rest are on their profiles.
Also serving Thurmont
19 more foundation repair companies within 40 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 |
|---|---|---|
| Basement Detective Ashburn Office | 5.0★ (1) | 39 mi |
| BZ Waterproofing & Foundation Repair, LLC | 5.0★ (1) | 29 mi |
| Capital Coating | 30 mi | |
| Central Penn Waterproofing | 17 mi | |
| Crawl Space Encapsulation Pros | 37 mi | |
| D & D Painting & Repairs | 35 mi | |
| Fusion Dynamics,LLC | 40 mi | |
| Gettysburg Concrete Co. | 4.5★ (2) | 16 mi |
| Hands On Landscaping | 32 mi | |
| Hometown Waterproofing Llc | 39 mi | |
| J&A Construction | 5.0★ (2) | 12 mi |
| Jim McMillan Contracting | 1.0★ (1) | 35 mi |
| Master Solutions Construction | 34 mi | |
| P&B Contracting | 37 mi | |
| Piedmont Building Services | 4.9★ (91) | In Thurmont |
| Tri-State Concrete Inc | 13 mi | |
| Waterproofers On Call | 29 mi | |
| waterproofing and foundation repairs | 5.0★ (1) | 27 mi |
| We Waterproofing | 38 mi |
How much do foundation repair companies cost in Thurmont?
National price ranges in USD, not adjusted for Thurmont. Each row names its basis and the month we checked it.
| Job | Low | Typical | High | Basis | Checked |
|---|---|---|---|---|---|
| Foundation repair | $2,225 | $5,174 | $8,133 | Per project: typical range of customer-reported repairs. US national range | October 2026 |
How we ranked Thurmont foundation repair companies
We scored 52 Thurmont foundation repair companies 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 Thurmont 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 |
Foundation repair companies in Thurmont: frequently asked questions
Who is the best foundation repair company in Thurmont?
By CR Score, the highest-ranked foundation repair company in Thurmont, MD is Armored Basement Waterproofing with a CR Score of 89/100. It has 5.0★ from 128 Google reviews. It is open 24/7. Chambersburg Waterproofing (#2) and Beyond Waterproofing and Foundation Repair (#3) follow. We ranked 52 foundation repair companies on 8 factors, last updated October 22, 2026.
How many foundation repair companies are there in Thurmont?
ContractorsRanked ranks 52 foundation repair companies serving Thurmont, MD. Another 19 within 40 mi are listed but not ranked yet. Counts are as of October 2026.
Which foundation repair companies in Thurmont are open 24/7?
9 ranked foundation repair companies in Thurmont post 24/7 hours. The highest-ranked are Armored Basement Waterproofing (#1), Chambersburg Waterproofing (#2) and Dry Space Waterproofing (#4). Hours come from each business's Google listing as of October 2026, so call to confirm.
Which foundation repair companies in Thurmont work on weekends?
34 of 52 ranked foundation repair companies post Saturday hours and 16 post Sunday hours. The highest-ranked open Saturdays are Armored Basement Waterproofing (#1), Chambersburg Waterproofing (#2) and Beyond Waterproofing and Foundation Repair (#3). Posted hours are office hours; crews may book weekend jobs separately.
How much does foundation repair cost in Thurmont?
Foundation repair typically costs $2,225 to $8,133, with $5,174 typical (Per project: typical range of customer-reported repairs. US national range). This is a national range, not adjusted for Thurmont. Prices were last checked October 2026. Get at least two written quotes before you hire.
What Google rating do Thurmont foundation repair companies have?
The median Google rating among 52 rated foundation repair companies in Thurmont is 4.9★, with a median of 25 reviews. Fortress Foundation Solutions has the most, 476 reviews, and ranks #6. We adjust ratings for review count, so a few five-star reviews cannot top the list.
How does ContractorsRanked rank foundation repair companies?
Each foundation repair company 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 foundation repair companies outside Thurmont count in this ranking?
Yes, if they are within 40 mi of the Thurmont city center, our service radius for foundation repair companies. 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 Thurmont
- October 2026: CR Scores recalculated for 52 foundation repair companies serving Thurmont.
- October 2026: 1 duplicate listing merged.
More foundation repair companies and Thurmont pages
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