60/100CR Score
Ranked #1 because of its Google rating and trade focus: 5.0★ from 311 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Best Septic Service Companies in Marion, MA (2026)
75 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Marion: RV Pump Service, CR Score 60/100; 5.0★ from 311 Google reviews.
- 2
Best for emergencies (open 24/7): Septic Services LLC, posts 24/7 hours; ranked #2 of 75.
- 20
Most-reviewed: Bay State Sewage Disposal, Inc. Environmental Services Company, 1,634 Google reviews at 4.9★, the most of 75 ranked; ranked #20.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
75 Marion septic service companies are ranked here by CR Score, from ten published factors. 24 are open 24/7, 40 open Saturdays and 26 open Sundays, based on posted hours. The median Google rating is 4.9★ across 75 rated businesses.
Top 10 septic service companies in Marion at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | RV Pump Service | 60 | 5.0★ (311) | Mashpee, 14 mi away | — | Overall |
| 2 | Septic Services LLC | 59 | 5.0★ (54) | Taunton, 17 mi away | 24/7 | Emergencies |
| 3 | SouthCoast Septic Services | 59 | 5.0★ (33) | New Bedford, 13 mi away | 24/7 | — |
| 4 | Gilpin Septic Services | 58 | 5.0★ (119) | Middleborough, 10 mi away | Sat | — |
| 5 | Fairhaven Honeywagon | 58 | 4.9★ (14) | Fairhaven, 8 mi away | 24/7 | — |
| 6 | Gellar's Septic Pumping | 58 | 5.0★ (51) | Plymouth, 18 mi away | 24/7 | — |
| 7 | Dartmouth Honey Wagon | 58 | 4.9★ (27) | New Bedford, 14 mi away | 24/7 | — |
| 8 | Ready Rooter Inc | 57 | 4.5★ (45) | Marstons Mills, 15 mi away | 24/7 | — |
| 9 | Mr. Rooter Plumbing of Southern Massachusetts | 57 | 4.7★ (642) | Middleborough, 9 mi away | 24/7 | — |
| 10 | Cape Drain & Rooter | 57 | 5.0★ (60) | Middleborough, 24 mi away | 24/7 | — |
The 75 best septic service companies in Marion, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Taunton, 17 mi away
59/100CR ScoreRanked #2 because of its Google rating and trade focus: 5.0★ from 54 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in New Bedford, 13 mi away
59/100CR ScoreRanked #3 because of its Google rating and trade focus: 5.0★ 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 Middleborough, 10 mi away
58/100CR ScoreRanked #4 because of its Google rating and trade focus: 5.0★ from 119 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Fairhaven, 8 mi away
58/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.9★ from 14 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Plymouth, 18 mi away
58/100CR ScoreRanked #6 because of its Google rating and trade focus: 5.0★ from 51 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in New Bedford, 14 mi away
58/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.9★ from 27 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Marstons Mills, 15 mi away
57/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.5★ from 45 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Middleborough, 9 mi away
57/100CR ScoreRanked #9 because of its Google rating and review volume: 4.7★ from 642 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Middleborough, 24 mi away
57/100CR ScoreRanked #10 because of its Google rating and trade focus: 5.0★ from 60 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Fall River, 16 mi away
57/100CR ScoreRanked #11 because of its Google rating and review volume: 4.9★ from 774 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Mashpee, 14 mi away
56/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.7★ from 14 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Middleborough, 6 mi away
56/100CR ScoreRanked #13 because of its Google rating and trade focus: 5.0★ from 16 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Carver, 16 mi away
56/100CR ScoreRanked #14 because of its Google rating and review volume: 4.9★ from 505 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Plymouth, 15 mi away
56/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.3★ from 18 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in East Falmouth, 13 mi away
56/100CR ScoreRanked #16 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Providence, 25 mi away
55/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.9★ from 36 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#18 Budge It Drains
Based in Brockton, 22 mi away
55/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.3★ from 77 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Swansea, 23 mi away
55/100CR ScoreRanked #19 because of its Google rating and trade focus: 5.0★ from 150 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Freetown, 15 mi away
55/100CR ScoreRanked #20 because of its Google rating and review volume: 4.9★ from 1,634 Google reviews, the most in Marion.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in East Falmouth, 13 mi away
55/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.9★ from 25 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Barnstable, 17 mi away
55/100CR ScoreRanked #22 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.
Based in Mashpee, 24 mi away
55/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.9★ from 20 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#24 Debarros Septic
Based in Marstons Mills, 19 mi away
55/100CR ScoreRanked #24 because of its Google rating and trade focus: 5.0★ from 22 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hyannis, 24 mi away
54/100CR ScoreRanked #25 because of its Google rating and trade focus: 5.0★ from 127 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
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 75 ranked septic service companies here; the rest are on their profiles.
Also serving Marion
20 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 Sanitary Service | 5.0★ (1) | 15 mi |
| All-Clear Septic & Wastewater Services | 5.0★ (1) | 16 mi |
| Barnstable County Septic Management Program | 4.0★ (1) | 24 mi |
| Bousfield Septic Pumping | 2.0★ (1) | 14 mi |
| Brennan Construction Septic | 5.0★ (1) | 21 mi |
| David Walsh Septic System Inspections Services Plymouth | 5.0★ (1) | 13 mi |
| DRK Mobile Toilets and Septic Services | 5.0★ (1) | 14 mi |
| Falmouth Cesspool | 5.0★ (2) | 8 mi |
| J & R Sales and Service Inc | 5.0★ (1) | 21 mi |
| Jim Le Boeuf Septic Svc | 4.0★ (2) | 24 mi |
| JR Rooter | 5.0★ (1) | 19 mi |
| MHT Excavating | 5.0★ (2) | 3 mi |
| Monster-Vac | 5.0★ (2) | 22 mi |
| Onsite Wastewater Inspections LLC | 5.0★ (1) | 14 mi |
| Peter's Excavating & Landscape Construction LLC | 5.0★ (2) | 24 mi |
| Ready Rooter Inc | 1.5★ (2) | 20 mi |
| Russell Frade Enterprises, Inc. | 5.0★ (1) | 11 mi |
| Savino Contracting | 5.0★ (2) | 21 mi |
| TitleVInspections | 5.0★ (1) | 19 mi |
| Upper Cape Septic Services | 5.0★ (1) | 15 mi |
How we ranked Marion septic service companies
We scored 75 Marion 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 Marion 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 Marion: frequently asked questions
Who is the best septic service company in Marion?
By CR Score, the highest-ranked septic service company in Marion, MA is RV Pump Service with a CR Score of 60/100. It has 5.0★ from 311 Google reviews. Septic Services LLC (#2) and SouthCoast Septic Services (#3) follow. We ranked 75 septic service companies on ten factors, last updated November 3, 2026.
How many septic service companies are there in Marion?
ContractorsRanked ranks 75 septic service companies serving Marion, MA. Another 20 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which septic service companies in Marion are open 24/7?
24 ranked septic service companies in Marion post 24/7 hours. The highest-ranked are Septic Services LLC (#2), SouthCoast Septic Services (#3) and Fairhaven Honeywagon (#5). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Marion work on weekends?
40 of 75 ranked septic service companies post Saturday hours and 26 post Sunday hours. The highest-ranked open Saturdays are Septic Services LLC (#2), SouthCoast Septic Services (#3) and Gilpin Septic Services (#4). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Marion septic service companies have?
The median Google rating among 75 rated septic service companies in Marion is 4.9★, with a median of 15 reviews. Bay State Sewage Disposal, Inc. Environmental Services Company has the most, 1,634 reviews, and ranks #20. 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 Marion count in this ranking?
Yes, if they are within 25 mi of the Marion 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 Marion
- November 2026: CR Scores recalculated for 75 septic service companies serving Marion.
- November 2026: 1 duplicate listing merged.
More septic service companies and Marion pages
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