62/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.9★ from 846 Google reviews, listed on Google as “Septic system service”.
Best Septic Service Companies in Medford, MA (2026)
93 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Medford: Wind River Environmental of Walpole, MA, CR Score 62/100; 4.9★ from 846 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): John's Sewer & Drain Cleaning, posts 24/7 hours; ranked #2 of 93.
- 33
Most-reviewed: New Era Plumbing & HVAC, 1,003 Google reviews at 4.9★, the most of 93 ranked; ranked #33.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
93 Medford septic service companies are ranked here by CR Score, from ten published factors. 39 are open 24/7, 50 open Saturdays and 40 open Sundays, based on posted hours. The median Google rating is 4.9★ across 93 rated businesses.
Top 10 septic service companies in Medford at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Wind River Environmental of Walpole, MA | 62 | 4.9★ (846) | Walpole, 22 mi away | 24/7 | Overall |
| 2 | John's Sewer & Drain Cleaning | 62 | 4.9★ (796) | Woburn, 8 mi away | 24/7 | Emergencies |
| 3 | Spencer Plumbing Sewer and Drain Cleaning | 61 | 4.9★ (839) | Peabody, 12 mi away | 24/7 | — |
| 4 | Rapid Flow Sewer & Drain Cleaning | 61 | 4.9★ (493) | Arlington, 10 mi away | 24/7 | — |
| 5 | Rhino Rooter | 60 | 5.0★ (25) | Boston, 4 mi away | 24/7 | — |
| 6 | Fairbank Septic Pumping LLC | 60 | 4.9★ (93) | Sudbury, 17 mi away | 24/7 | — |
| 7 | Rosano Davis Sanitary Pumping Inc | 60 | 4.9★ (120) | Cohasset, 19 mi away | 24/7 | — |
| 8 | Waste Warriors | 59 | 5.0★ (23) | South Boston, 9 mi away | 24/7 | — |
| 9 | Sewer Bros. | 59 | 5.0★ (172) | Andover, 10 mi away | 24/7 | — |
| 10 | Title 5 Specialists | 59 | 5.0★ (42) | South Boston, 7 mi away | Sat · Sun | — |
The 93 best septic service companies in Medford, 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 Woburn, 8 mi away
62/100CR ScoreRanked #2 because of its Google rating and review volume: 4.9★ from 796 Google reviews.
Based in Peabody, 12 mi away
61/100CR ScoreRanked #3 because of its Google rating and review volume: 4.9★ from 839 Google reviews.
Based in Arlington, 10 mi away
61/100CR ScoreRanked #4 because of its Google rating and review volume: 4.9★ from 493 Google reviews.
#5 Rhino Rooter
Based in Boston, 4 mi away
60/100CR ScoreRanked #5 because of its Google rating and trade focus: 5.0★ from 25 Google reviews, listed on Google as “Septic system service”.
Based in Sudbury, 17 mi away
60/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.9★ from 93 Google reviews, listed on Google as “Septic system service”.
Based in Cohasset, 19 mi away
60/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.9★ from 120 Google reviews, listed on Google as “Septic system service”.
Based in South Boston, 9 mi away
59/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 23 Google reviews, listed on Google as “Septic system service”.
#9 Sewer Bros.
Based in Andover, 10 mi away
59/100CR ScoreRanked #9 because of its Google rating and review volume: 5.0★ from 172 Google reviews.
Based in South Boston, 7 mi away
59/100CR ScoreRanked #10 because of its Google rating and trade focus: 5.0★ from 42 Google reviews, listed on Google as “Septic system service”.
#11 Wayne's Drains
Based in Burlington, 8 mi away
59/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.3★ from 59 Google reviews, listed on Google as “Septic system service”.
Based in Boston, 11 mi away
59/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.8★ from 32 Google reviews, listed on Google as “Septic system service”.
Based in Stow, 20 mi away
58/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.7★ from 77 Google reviews, listed on Google as “Septic system service”.
Based in Salem, 12 mi away
57/100CR ScoreRanked #14 because of its Google rating and review volume: 4.8★ from 125 Google reviews.
Based in Andover, 16 mi away
57/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.6★ from 27 Google reviews, listed on Google as “Septic system service”.
Based in Andover, 18 mi away
56/100CR ScoreRanked #16 because of its Google rating and trade focus: 5.0★ from 16 Google reviews, listed on Google as “Septic system service”.
#17 Curtis Septic
Based in Leominster, 21 mi away
56/100CR ScoreRanked #17 because of its Google rating and trade focus: 5.0★ from 21 Google reviews, listed on Google as “Septic system service”.
Based in Arlington, 2 mi away
56/100CR ScoreRanked #18 because of its Google rating and trade focus: 5.0★ from 12 Google reviews, listed on Google as “Plumber”.
#19 Charles Roux Llc
Based in Lowell, 9 mi away
56/100CR ScoreRanked #19 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Septic system service”.
Based in Burlington, 7 mi away
55/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.9★ from 19 Google reviews, listed on Google as “Contractor”.
Based in Braintree, 14 mi away
55/100CR ScoreRanked #21 because of its Google rating and review volume: 4.9★ from 166 Google reviews.
Based in Holliston, 21 mi away
55/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.5★ from 24 Google reviews, listed on Google as “Septic system service”.
Based in Acton, 16 mi away
55/100CR ScoreRanked #23 because of its Google rating and review volume: 4.8★ from 290 Google reviews.
#24 Smith Septic
Based in Franklin, 24 mi away
55/100CR ScoreRanked #24 because of its Google rating and trade focus: 5.0★ from 17 Google reviews, listed on Google as “Septic system service”.
Based in Malden, 3 mi away
54/100CR ScoreRanked #25 because of its Google rating and availability: 5.0★ from 21 Google reviews, open 24/7.
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 93 ranked septic service companies here; the rest are on their profiles.
Also serving Medford
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 |
|---|---|---|
| ABC Plumbing Drain Sewer Clng | 5.0★ (1) | 8 mi |
| Borough Sewer Services | 4.0★ (1) | 24 mi |
| Cutler Contracting, Inc. | 5.0★ (1) | 16 mi |
| D&M Masonry & Construction | 5.0★ (1) | 10 mi |
| E A Comeau Septic | 5.0★ (1) | 16 mi |
| Final Grade Excavation inc. | 5.0★ (1) | 21 mi |
| G. Nichols Construction Co., Inc | 5.0★ (2) | 19 mi |
| Independent Drain Inspections | 9 mi | |
| JPAC Enterprises, LLC | 5.0★ (1) | 21 mi |
| Land Engineering & Envrmntl | 5.0★ (2) | 23 mi |
| Medford Sewer Shop | 5.0★ (1) | In Medford |
| Newton Plumbing & Sewer | 8 mi | |
| NorthEast Classic Builders | 1.0★ (1) | 12 mi |
| Quick Fix Septic | 4 mi | |
| Raggs Septic Service | 1.0★ (1) | 14 mi |
| Rhino Rooter | 4 mi | |
| Septic Solutions LLC | 5.0★ (1) | 18 mi |
| Trinity Industries Corporation | 5.0★ (1) | 23 mi |
| Trufant Industries, Inc. | 5.0★ (2) | 16 mi |
| Wind River Environmental of Gloucester, MA | 5.0★ (1) | 18 mi |
How we ranked Medford septic service companies
We scored 93 Medford 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 2, 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 Medford 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 Medford: frequently asked questions
Who is the best septic service company in Medford?
By CR Score, the highest-ranked septic service company in Medford, MA is Wind River Environmental of Walpole, MA with a CR Score of 62/100. It has 4.9★ from 846 Google reviews. It is open 24/7. John's Sewer & Drain Cleaning (#2) and Spencer Plumbing Sewer and Drain Cleaning (#3) follow. We ranked 93 septic service companies on ten factors, last updated November 2, 2026.
How many septic service companies are there in Medford?
ContractorsRanked ranks 93 septic service companies serving Medford, MA. Another 20 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which septic service companies in Medford are open 24/7?
39 ranked septic service companies in Medford post 24/7 hours. The highest-ranked are Wind River Environmental of Walpole, MA (#1), John's Sewer & Drain Cleaning (#2) and Spencer Plumbing Sewer and Drain Cleaning (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Medford work on weekends?
50 of 93 ranked septic service companies post Saturday hours and 40 post Sunday hours. The highest-ranked open Saturdays are Wind River Environmental of Walpole, MA (#1), John's Sewer & Drain Cleaning (#2) and Spencer Plumbing Sewer and Drain Cleaning (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Medford septic service companies have?
The median Google rating among 93 rated septic service companies in Medford is 4.9★, with a median of 16 reviews. New Era Plumbing & HVAC has the most, 1,003 reviews, and ranks #33. 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 Medford count in this ranking?
Yes, if they are within 25 mi of the Medford 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 Medford
- November 2026: CR Scores recalculated for 93 septic service companies serving Medford.
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