61/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.9★ from 321 Google reviews, listed on Google as “Septic system service”.
Best Septic Service Companies in Towson, MD (2026)
64 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Towson: Chavis Septic Services, CR Score 61/100; 4.9★ from 321 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Jet Septic and Plumbing Services, posts 24/7 hours; ranked #2 of 64.
- 5
Most-reviewed: Prime Plumbing, 2,323 Google reviews at 4.8★, the most of 64 ranked; ranked #5.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
64 Towson septic service companies are ranked here by CR Score, from ten published factors. 27 are open 24/7, 36 open Saturdays and 31 open Sundays, based on posted hours. The median Google rating is 4.9★ across 64 rated businesses.
Top 10 septic service companies in Towson at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Chavis Septic Services | 61 | 4.9★ (321) | South Bel Air, 17 mi away | 24/7 | Overall |
| 2 | Jet Septic and Plumbing Services | 60 | 5.0★ (321) | Westminster, 22 mi away | 24/7 | Emergencies |
| 3 | A-1 Septic | 60 | 4.9★ (282) | Pasadena, 21 mi away | 24/7 | — |
| 4 | A & V Septic Services LLC | 59 | 4.9★ (210) | Pasadena, 21 mi away | 24/7 | — |
| 5 | Prime Plumbing | 57 | 4.8★ (2,323) | Glen Burnie, 17 mi away | 24/7 | Most reviews |
| 6 | Sewer Slayer | 57 | 5.0★ (157) | Arbutus, 14 mi away | 24/7 | — |
| 7 | Young Septic Services | 57 | 4.9★ (1,057) | Westminster, 20 mi away | — | — |
| 8 | Certified Property Inspection | 57 | 5.0★ (1,896) | Perry Hall, 9 mi away | Sat | — |
| 9 | Walsh Septic Service | 56 | 4.6★ (10) | South Bel Air, 11 mi away | 24/7 | — |
| 10 | Mr. Rooter Plumbing of Greater Baltimore | 56 | 4.8★ (1,366) | Baltimore, 11 mi away | Sat · Sun · Evenings | — |
The 64 best septic service companies in Towson, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Based in Westminster, 22 mi away
60/100CR ScoreRanked #2 because of its Google rating and trade focus: 5.0★ from 321 Google reviews, listed on Google as “Septic system service”.
#3 A-1 Septic
Based in Pasadena, 21 mi away
60/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.9★ from 282 Google reviews, listed on Google as “Septic system service”.
Based in Pasadena, 21 mi away
59/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.9★ from 210 Google reviews, listed on Google as “Septic system service”.
Based in Glen Burnie, 17 mi away
57/100CR ScoreRanked #5 because of its Google rating and review volume: 4.8★ from 2,323 Google reviews, the most in Towson.
#6 Sewer Slayer
Based in Arbutus, 14 mi away
57/100CR ScoreRanked #6 because of its Google rating and trade focus: 5.0★ from 157 Google reviews, listed on Google as “Plumber”.
Based in Westminster, 20 mi away
57/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.9★ from 1,057 Google reviews, listed on Google as “Septic system service”.
Based in Perry Hall, 9 mi away
57/100CR ScoreRanked #8 because of its Google rating and review volume: 5.0★ from 1,896 Google reviews.
Based in South Bel Air, 11 mi away
56/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.6★ from 10 Google reviews, listed on Google as “Septic system service”.
Based in Baltimore, 11 mi away
56/100CR ScoreRanked #10 because of its Google rating and review volume: 4.8★ from 1,366 Google reviews.
Based in Aberdeen, 22 mi away
56/100CR ScoreRanked #11 because of its Google rating and trade focus: 5.0★ from 35 Google reviews, listed on Google as “Septic system service”.
Based in Rosedale, 7 mi away
56/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.6★ from 60 Google reviews, listed on Google as “Plumber”.
Based in Baltimore, 5 mi away
55/100CR ScoreRanked #13 because of its Google rating and review volume: 4.9★ from 1,738 Google reviews.
#14 Sons Septic LLC.
Based in Westminster, 23 mi away
55/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.9★ from 24 Google reviews, listed on Google as “Septic system service”.
Based in South Bel Air, 15 mi away
55/100CR ScoreRanked #15 because of its Google rating and trade focus: 5.0★ from 17 Google reviews, listed on Google as “Septic system service”.
Based in Pasadena, 20 mi away
55/100CR ScoreRanked #16 because of its Google rating and trade focus: 5.0★ from 13 Google reviews, listed on Google as “Septic system service”.
#17 Mahon Plumbing
Based in Baltimore, 15 mi away
55/100CR ScoreRanked #17 because of its Google rating and review volume: 4.9★ from 268 Google reviews.
Based in South Bel Air, 15 mi away
55/100CR ScoreRanked #18 because of its Google rating and trade focus: 5.0★ from 15 Google reviews, listed on Google as “Septic system service”.
Based in South Bel Air, 17 mi away
55/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.9★ from 185 Google reviews, listed on Google as “Septic system service”.
#20 Fogle's Septic
Based in Eldersburg, 20 mi away
55/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.0★ from 184 Google reviews, listed on Google as “Septic system service”.
Based in Eldersburg, 21 mi away
55/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.6★ from 22 Google reviews, listed on Google as “Septic system service”.
Based in Pasadena, 18 mi away
54/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.3★ from 13 Google reviews, listed on Google as “Septic system service”.
Based in Rosedale, 7 mi away
54/100CR ScoreRanked #23 because of its Google rating and trade focus: 5.0★ from 13 Google reviews, listed on Google as “Plumber”.
Based in Pasadena, 21 mi away
54/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.7★ from 12 Google reviews, listed on Google as “Septic system service”.
#25 Abend Services
Based in Baltimore, 13 mi away
54/100CR ScoreRanked #25 because of its Google rating and review volume: 4.8★ from 175 Google reviews.
Septic service 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 64 ranked septic service companies here; the rest are on their profiles.
Also serving Towson
14 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 |
|---|---|---|
| A & D Septic Services | 16 mi | |
| Allen Plumber Sewer & Drain | 16 mi | |
| Baltimore | 13 mi | |
| Bel Air Septic Service | 10 mi | |
| Chesapeake Bay Septic Tank | 13 mi | |
| Constipated Drain Sewer | 3.0★ (1) | 9 mi |
| Dennis Bosley Services | 5.0★ (2) | 15 mi |
| Electric EEL Sewer & Drain Cleaning | 10 mi | |
| Maryland Septic Services | 19 mi | |
| MB Matthews Septic Service LLC | 5.0★ (1) | 18 mi |
| Pasadena Septic Service | 24 mi | |
| Severn Septic Service | 20 mi | |
| Shahan Enterprises Inc | 5.0★ (2) | 17 mi |
| Ultimate Septic & Construction | 17 mi |
How we ranked Towson septic service companies
We scored 64 Towson 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 Towson 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 Towson: frequently asked questions
Who is the best septic service company in Towson?
By CR Score, the highest-ranked septic service company in Towson, MD is Chavis Septic Services with a CR Score of 61/100. It has 4.9★ from 321 Google reviews. It is open 24/7. Jet Septic and Plumbing Services (#2) and A-1 Septic (#3) follow. We ranked 64 septic service companies on ten factors, last updated November 3, 2026.
How many septic service companies are there in Towson?
ContractorsRanked ranks 64 septic service companies serving Towson, MD. 1 of them is based in Towson; the rest serve it from nearby towns. Another 14 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which septic service companies in Towson are open 24/7?
27 ranked septic service companies in Towson post 24/7 hours. The highest-ranked are Chavis Septic Services (#1), Jet Septic and Plumbing Services (#2) and A-1 Septic (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Towson work on weekends?
36 of 64 ranked septic service companies post Saturday hours and 31 post Sunday hours. The highest-ranked open Saturdays are Chavis Septic Services (#1), Jet Septic and Plumbing Services (#2) and A-1 Septic (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Towson septic service companies have?
The median Google rating among 64 rated septic service companies in Towson is 4.9★, with a median of 19 reviews. Prime Plumbing has the most, 2,323 reviews, and ranks #5. 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 Towson count in this ranking?
Yes, if they are within 25 mi of the Towson 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 Towson
- November 2026: CR Scores recalculated for 64 septic service companies serving Towson.
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