62/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.9★ from 98 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Best Septic Service Companies in St. Charles, MD (2026)
35 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in St. Charles: Innovative Septic, CR Score 62/100; 4.9★ from 98 Google reviews; open 24/7.
- 3
Best for emergencies (open 24/7): Sunrise Septic Service, posts 24/7 hours; ranked #3 of 35.
- 6
Most-reviewed: The Drain Fighter - Jetting & Drain Cleaning, 484 Google reviews at 4.9★, the most of 35 ranked; ranked #6.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
35 St. Charles septic service companies are ranked here by CR Score, from ten published factors. 13 are open 24/7, 24 open Saturdays and 15 open Sundays, based on posted hours. The median Google rating is 4.8★ across 35 rated businesses.
Top 10 septic service companies in St. Charles at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Innovative Septic | 62 | 4.9★ (98) | Waldorf, 13 mi away | 24/7 | Overall |
| 2 | Southern Shores Septic & Excavating | 60 | 5.0★ (109) | Waldorf, 9 mi away | Sat | — |
| 3 | Sunrise Septic Service | 59 | 5.0★ (79) | Landover, 22 mi away | 24/7 | Emergencies |
| 4 | Home Service Pros - Quality Sewer & Drain | 59 | 5.0★ (181) | Springfield, 17 mi away | 24/7 | — |
| 5 | MCS Pumping | 58 | 5.0★ (8) | Waldorf, 1 mi away | 24/7 | — |
| 6 | The Drain Fighter - Jetting & Drain Cleaning | 57 | 4.9★ (484) | Washington, D.C., 20 mi away | 24/7 | Most reviews |
| 7 | Hayden's Septic, Inc. | 56 | 4.7★ (15) | Rosaryville, 17 mi away | 24/7 | — |
| 8 | District Capital Services LLC | 56 | 4.9★ (269) | Washington, D.C., 19 mi away | 24/7 | — |
| 9 | Jimmy's Septic LLC | 56 | 4.9★ (48) | Rosaryville, 19 mi away | — | — |
| 10 | Shilling Septic | 55 | 4.6★ (19) | Lake Shore, 22 mi away | 24/7 | — |
The 35 best septic service companies in St. Charles, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Waldorf, 9 mi away
60/100CR ScoreRanked #2 because of its Google rating and trade focus: 5.0★ from 109 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Landover, 22 mi away
59/100CR ScoreRanked #3 because of its Google rating and trade focus: 5.0★ from 79 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Springfield, 17 mi away
59/100CR ScoreRanked #4 because of its Google rating and review volume: 5.0★ from 181 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
#5 MCS Pumping
Based in Waldorf, 1 mi away
58/100CR ScoreRanked #5 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Washington, D.C., 20 mi away
57/100CR ScoreRanked #6 because of its Google rating and review volume: 4.9★ from 484 Google reviews, the most in St. Charles.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Rosaryville, 17 mi away
56/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.7★ from 15 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Washington, D.C., 19 mi away
56/100CR ScoreRanked #8 because of its Google rating and review volume: 4.9★ from 269 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Rosaryville, 19 mi away
56/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.9★ from 48 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
#10 Shilling Septic
Based in Lake Shore, 22 mi away
55/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.6★ from 19 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Arlington, 21 mi away
55/100CR ScoreRanked #11 because of its Google rating and review volume: 4.8★ from 80 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Alexandria, 15 mi away
55/100CR ScoreRanked #12 because of its Google rating and review volume: 4.7★ from 159 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Alexandria, 19 mi away
55/100CR ScoreRanked #13 because of its Google rating and trade focus: 5.0★ from 41 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Waldorf, 4 mi away
54/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.1★ from 9 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Rosaryville, 18 mi away
54/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.7★ from 73 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#16 SOMD Septic
Based in California, 21 mi away
54/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.8★ from 33 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in La Plata, 7 mi away
53/100CR ScoreRanked #17 because of its Google rating and trade focus: 3.9★ from 24 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#18 B.L. James & Son
Based in Arlington, 22 mi away
53/100CR ScoreRanked #18 because of its Google rating and review volume: 4.9★ from 383 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
#19 Sams Creek
Based in Eldersburg, 22 mi away
52/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.9★ from 41 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#20 Septic star dmv
Based in Dale City, 23 mi away
52/100CR ScoreRanked #20 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#21 Cotton's Septic
Based in Rosaryville, 17 mi away
52/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.0★ from 24 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Waldorf, 4 mi away
52/100CR ScoreRanked #22 because of its Google rating and trade focus: 3.1★ from 16 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#23 c6 Environmental
Based in Edgewood, 22 mi away
51/100CR ScoreRanked #23 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Rosaryville, 24 mi away
51/100CR ScoreRanked #24 because of its Google rating and trade focus: 5.0★ from 21 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Accokeek, 8 mi away
50/100CR ScoreRanked #25 because of its Google rating and trade focus: 3.7★ from 3 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
All 35 septic service companies
#1 to #25 are shown in full above. Here are #26 to #35, in CR Score order; each links to its profile.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | United Site Services | 50 | 3.8★ (4) | 19 mi |
| 27 | Mona Contracting LLC | 50 | 5.0★ (21) | 9 mi |
| 28 | Able Plumbing, Inc. | 49 | 4.5★ (35) | 18 mi |
| 29 | Copsey's Septic Tank Services | 49 | 2.6★ (5) | 6 mi |
| 30 | JFK Plumbing Repair and Drain Service | 49 | 4.8★ (13) | 22 mi |
| 31 | C & C Plumbing & Septic Inc | 49 | 4.7★ (66) | 23 mi |
| 32 | Ruth Plumbing, Heating & Cooling | 48 | 4.5★ (53) | 19 mi |
| 33 | Still Water Septic Services Sewer | 45 | 3.2★ (11) | 16 mi |
| 34 | Seal Tight Plumbing | 43 | 4.6★ (11) | 22 mi |
| 35 | C.L. Hibbard Plumbing, Heating, & Air Conditioning, Inc. | 42 | 4.2★ (10) | 25 mi |
Also serving St. Charles
11 more septic service companies 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 |
|---|---|---|
| Adams-Liming Septic Tank Services | 14 mi | |
| Aits Septic Services Inc | 3.0★ (1) | 22 mi |
| American Septic Services | 5.0★ (2) | 19 mi |
| B&C Sewer and Drains Inc | 15 mi | |
| Clinton Sewer Expert, Inc. | 23 mi | |
| Harris Excavating Solutions, L.L.C. | 11 mi | |
| J & L Plumbing | 5.0★ (2) | 23 mi |
| Lee's Septic Tank Services | 14 mi | |
| Rei Drayco | 3.0★ (1) | 17 mi |
| Septic Locator | 16 mi | |
| United Site Services | 1.0★ (2) | 1 mi |
How we ranked St. Charles septic service companies
We scored 35 St. Charles septic service companies 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 November 3, 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 St. Charles 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 |
Septic service companies in St. Charles: frequently asked questions
Who is the best septic service company in St. Charles?
By CR Score, the highest-ranked septic service company in St. Charles, MD is Innovative Septic with a CR Score of 62/100. It has 4.9★ from 98 Google reviews. It is open 24/7. Southern Shores Septic & Excavating (#2) and Sunrise Septic Service (#3) follow. We ranked 35 septic service companies on ten factors, last updated November 3, 2026.
How many septic service companies are there in St. Charles?
ContractorsRanked ranks 35 septic service companies serving St. Charles, MD. Another 11 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which septic service companies in St. Charles are open 24/7?
13 ranked septic service companies in St. Charles post 24/7 hours. The highest-ranked are Innovative Septic (#1), Sunrise Septic Service (#3) and Home Service Pros - Quality Sewer & Drain (#4). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in St. Charles work on weekends?
24 of 35 ranked septic service companies post Saturday hours and 15 post Sunday hours. The highest-ranked open Saturdays are Innovative Septic (#1), Southern Shores Septic & Excavating (#2) and Sunrise Septic Service (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do St. Charles septic service companies have?
The median Google rating among 35 rated septic service companies in St. Charles is 4.8★, with a median of 24 reviews. The Drain Fighter - Jetting & Drain Cleaning has the most, 484 reviews, and ranks #6. We adjust ratings for review count, so a few five-star reviews cannot top the list.
How does ContractorsRanked rank septic service companies?
Each septic service company gets a 0–100 CR Score from ten published factors, led by reputation (25%), credentials (15%), review volume (10%) and trade focus (10%). A business with no Google reviews scores zero on rating, review volume and recency; other factors we cannot measure are left out. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.
Do septic service companies outside St. Charles count in this ranking?
Yes, if they are within 25 mi of the St. Charles city center, our service radius for septic service 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.
Can septic service companies pay to rank higher on ContractorsRanked?
No. The CR Score never reads payment status, and this ranking has 0 paid placements. Up to 3 Featured businesses may appear above the list, labelled Featured and showing their honest rank.
Update log for St. Charles
- November 2026: CR Scores recalculated for 35 septic service companies serving St. Charles.
More septic service companies and St. Charles pages
Septic service companies near St. Charles
- Septic service companies in Saint Charles, MD36 ranked
- Septic service companies in Waldorf, MD37 ranked
- Septic service companies in Bennsville, MD37 ranked
- Septic service companies in Accokeek, MD38 ranked
- Septic service companies in Fort Washington, MD42 ranked
- Septic service companies in Clinton, MD48 ranked
- Septic service companies in Rosaryville, MD49 ranked
- Septic service companies in Oxon Hill-Glassmanor, MD52 ranked
- Septic service companies in Camp Springs, MD56 ranked
- Septic service companies in Oxon Hill, MD54 ranked
Other trades in St. Charles
- Roofers in St. Charles1161 ranked
- Plumbers in St. Charles412 ranked
- Electricians in St. Charles393 ranked
- HVAC contractors in St. Charles572 ranked
- General contractors in St. Charles823 ranked
- Painters in St. Charles71 ranked
- Landscapers in St. Charles93 ranked
- Handymen in St. Charles37 ranked
- Kitchen remodelers in St. Charles499 ranked
- Bathroom remodelers in St. Charles518 ranked
- Flooring contractors in St. Charles375 ranked
- Tile installers in St. Charles23 ranked
- Drywall contractors in St. Charles9 ranked
- Concrete contractors in St. Charles174 ranked
- Fence contractors in St. Charles92 ranked
- Deck builders in St. Charles202 ranked
- Siding contractors in St. Charles494 ranked
- Window installers in St. Charles518 ranked
- Gutter installers in St. Charles168 ranked
- Insulation contractors in St. Charles67 ranked
- Solar installers in St. Charles153 ranked
- Garage door repair companies in St. Charles52 ranked
- Foundation repair companies in St. Charles164 ranked
- Tree services in St. Charles197 ranked
- Masonry contractors in St. Charles147 ranked
- Water damage restoration companies in St. Charles657 ranked
- Home builders in St. Charles635 ranked
- Demolition contractors in St. Charles55 ranked
- Window cleaners in St. Charles10 ranked
- Pressure washing companies in St. Charles25 ranked
- Pest control companies in St. Charles124 ranked
- Paving contractors in St. Charles68 ranked
- Auto glass repair shops in St. Charles145 ranked
- Excavating contractors in St. Charles59 ranked
- Pool builders in St. Charles205 ranked
- All contractors in St. Charles