61/100CR Score
Ranked #1 because of its Google rating and review volume: 4.9★ from 839 Google reviews, the most in Gloucester.
Based on 8 of 10 factors; credentials and recency not yet collected.
Best Septic Service Companies in Gloucester, MA (2026)
29 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Gloucester: Spencer Plumbing Sewer and Drain Cleaning, CR Score 61/100; 4.9★ from 839 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): All Seasons Septic System Services, posts 24/7 hours; ranked #2 of 29.
- 4
Most-reviewed: Sewer Bros., 172 Google reviews at 5.0★, the most of 29 ranked after Spencer Plumbing Sewer and Drain Cleaning; ranked #4.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
29 Gloucester septic service companies are ranked here by CR Score, from ten published factors. 9 are open 24/7, 14 open Saturdays and 10 open Sundays, based on posted hours. The median Google rating is 4.7★ across 29 rated businesses.
Top 10 septic service companies in Gloucester at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Spencer Plumbing Sewer and Drain Cleaning | 61 | 4.9★ (839) | Peabody, 15 mi away | 24/7 | Overall |
| 2 | All Seasons Septic System Services | 59 | 4.5★ (8) | Gloucester | 24/7 | Emergencies |
| 3 | ASAP Drains and Sewers Incorporated | 57 | 4.8★ (125) | Salem, 14 mi away | 24/7 | — |
| 4 | Sewer Bros. | 57 | 5.0★ (172) | Andover, 21 mi away | 24/7 | Most reviews |
| 5 | Essex Septic Service, Inc. | 55 | 4.7★ (12) | Salem, 11 mi away | Sat · Sun | — |
| 6 | Briscoe Septic - Owned & Operated by R.A. Briscoe Inc. | 53 | 5.0★ (5) | Groveland, 21 mi away | 24/7 | — |
| 7 | Pete's Sewer Services | 53 | 4.8★ (52) | Plaistow, 25 mi away | Sat | — |
| 8 | Oakson | 53 | 4.0★ (4) | Gloucester | — | — |
| 9 | Quality Sewer & Drain, Inc | 53 | 4.9★ (163) | Peabody, 14 mi away | — | — |
| 10 | Clear Water Industries | 51 | 4.0★ (12) | Haverhill, 10 mi away | — | — |
The 29 best septic service companies in Gloucester, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Gloucester
59/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.5★ 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 Salem, 14 mi away
57/100CR ScoreRanked #3 because of its Google rating and review volume: 4.8★ from 125 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
#4 Sewer Bros.
Based in Andover, 21 mi away
57/100CR ScoreRanked #4 because of its Google rating and review volume: 5.0★ from 172 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Salem, 11 mi away
55/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.7★ from 12 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Groveland, 21 mi away
53/100CR ScoreRanked #6 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Plaistow, 25 mi away
53/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.8★ from 52 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#8 Oakson
Based in Gloucester
53/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.0★ from 4 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Peabody, 14 mi away
53/100CR ScoreRanked #9 because of its Google rating and review volume: 4.9★ from 163 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Haverhill, 10 mi away
51/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.0★ from 12 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in North Reading, 22 mi away
51/100CR ScoreRanked #11 because of its Google rating and trade focus: 5.0★ from 9 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Beverly, 6 mi away
51/100CR ScoreRanked #12 because of its Google rating and availability: 4.4★ from 7 Google reviews, open 24/7.
Based on 8 of 10 factors; credentials and recency not yet collected.
#13 D.F. Clark, Inc.
Based in Haverhill, 11 mi away
51/100CR ScoreRanked #13 because of its Google rating and trade focus: 3.6★ from 16 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Salem, 11 mi away
50/100CR ScoreRanked #14 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Haverhill, 18 mi away
50/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.5★ from 11 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Peabody, 14 mi away
50/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.7★ from 15 Google reviews, listed on Google as “Utility contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Haverhill, 23 mi away
50/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.2★ from 58 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Lynnfield, 19 mi away
49/100CR ScoreRanked #18 because of its Google rating and trade focus: 3.7★ from 3 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Billerica, 23 mi away
49/100CR ScoreRanked #19 because of its Google rating and trade focus: 5.0★ from 11 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Malden, 24 mi away
49/100CR ScoreRanked #20 because of its Google rating and availability: 5.0★ from 21 Google reviews, open 24/7.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Middleton, 19 mi away
49/100CR ScoreRanked #21 because of its Google rating and trade focus: 3.9★ 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 Wakefield, 21 mi away
49/100CR ScoreRanked #22 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Haverhill, 25 mi away
48/100CR ScoreRanked #23 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#24 A Sewer Services
Based in Amesbury, 20 mi away
48/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.7★ from 17 Google reviews, listed on Google as “Plumber”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in North Reading, 24 mi away
48/100CR ScoreRanked #25 because of its Google rating and availability: 4.5★ from 15 Google reviews, open 24/7.
Based on 8 of 10 factors; credentials and recency not yet collected.
All 29 septic service companies
#1 to #25 are shown in full above. Here are #26 to #29, in CR Score order; each links to its profile.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | Pearce Construction | 48 | 5.0★ (4) | 22 mi |
| 27 | Timothy A. Giard & Son Plumbing & Heating Inc | 45 | 4.7★ (52) | 25 mi |
| 28 | Michael Russo Plumbing & Heating Co., Inc. | 45 | 4.2★ (49) | 18 mi |
| 29 | Frye's Landscaping Service. & Excavation | 43 | 4.0★ (8) | 22 mi |
Also serving Gloucester
6 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 |
|---|---|---|
| D&M Masonry & Construction | 5.0★ (1) | 17 mi |
| G H Ricker Septic | 5.0★ (1) | In Gloucester |
| Jablonski & Sons Inc | 22 mi | |
| Macaro Inc | 8 mi | |
| Stoneworks Construction Company | 6 mi | |
| Wind River Environmental of Gloucester, MA | 5.0★ (1) | 13 mi |
How we ranked Gloucester septic service companies
We scored 29 Gloucester 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 Gloucester 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 Gloucester: frequently asked questions
Who is the best septic service company in Gloucester?
By CR Score, the highest-ranked septic service company in Gloucester, MA is Spencer Plumbing Sewer and Drain Cleaning with a CR Score of 61/100. It has 4.9★ from 839 Google reviews. It is open 24/7. All Seasons Septic System Services (#2) and ASAP Drains and Sewers Incorporated (#3) follow. We ranked 29 septic service companies on ten factors, last updated November 3, 2026.
How many septic service companies are there in Gloucester?
ContractorsRanked ranks 29 septic service companies serving Gloucester, MA. 2 of them are based in Gloucester; the rest serve it from nearby towns. Another 6 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which septic service companies in Gloucester are open 24/7?
9 ranked septic service companies in Gloucester post 24/7 hours. The highest-ranked are Spencer Plumbing Sewer and Drain Cleaning (#1), All Seasons Septic System Services (#2) and ASAP Drains and Sewers Incorporated (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Gloucester work on weekends?
14 of 29 ranked septic service companies post Saturday hours and 10 post Sunday hours. The highest-ranked open Saturdays are Spencer Plumbing Sewer and Drain Cleaning (#1), All Seasons Septic System Services (#2) and ASAP Drains and Sewers Incorporated (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Gloucester septic service companies have?
The median Google rating among 29 rated septic service companies in Gloucester is 4.7★, with a median of 12 reviews. Spencer Plumbing Sewer and Drain Cleaning has the most, 839 reviews, and ranks #1. 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 Gloucester count in this ranking?
Yes, if they are within 25 mi of the Gloucester 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 Gloucester
- November 2026: CR Scores recalculated for 29 septic service companies serving Gloucester.
More septic service companies and Gloucester pages
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