65/100CR Score
Ranked #1 because of its Google rating and review volume: 4.9★ from 846 Google reviews, the most in Natick.
Based on 8 of 10 factors; credentials and recency not yet collected.
Best Septic Service Companies in Natick, MA (2026)
125 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Natick: Wind River Environmental of Walpole, MA, CR Score 65/100; 4.9★ from 846 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Fairbank Septic Pumping LLC, posts 24/7 hours; ranked #2 of 125.
- 8
Most-reviewed: John's Sewer & Drain Cleaning, 796 Google reviews at 4.9★, the most of 125 ranked after Wind River Environmental of Walpole, MA; ranked #8.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
125 Natick septic service companies are ranked here by CR Score, from ten published factors. 43 are open 24/7, 68 open Saturdays and 48 open Sundays, based on posted hours. The median Google rating is 4.9★ across 125 rated businesses.
Most of this list also appears on the Septic service companies in Framingham Center ranking. See Septic service companies in Framingham Center
Top 10 septic service companies in Natick at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Wind River Environmental of Walpole, MA | 65 | 4.9★ (846) | Walpole, 12 mi away | 24/7 | Overall |
| 2 | Fairbank Septic Pumping LLC | 62 | 4.9★ (93) | Sudbury, 7 mi away | 24/7 | Emergencies |
| 3 | JL Darling Septic Tank Pumping | 62 | 5.0★ (382) | Uxbridge, 22 mi away | 24/7 | — |
| 4 | Grant's Septic Techs | 61 | 5.0★ (590) | Worcester, 16 mi away | Sat | — |
| 5 | Home Town Pumping | 60 | 4.9★ (366) | Foxborough, 17 mi away | — | — |
| 6 | Northboro / Curtis Septic Service | 60 | 4.9★ (73) | Northborough, 15 mi away | 24/7 | — |
| 7 | Curtis Septic Service | 60 | 4.7★ (77) | Stow, 13 mi away | 24/7 | — |
| 8 | John's Sewer & Drain Cleaning | 60 | 4.9★ (796) | Woburn, 19 mi away | 24/7 | Most reviews |
| 9 | Rodenhiser Excavating, Septic & Drains and Builders | 59 | 4.5★ (24) | Holliston, 5 mi away | 24/7 | — |
| 10 | Woburn Drains & Sewer | 59 | 4.8★ (32) | Boston, 11 mi away | 24/7 | — |
The 125 best septic service companies in Natick, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Sudbury, 7 mi away
62/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.9★ from 93 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Uxbridge, 22 mi away
62/100CR ScoreRanked #3 because of its Google rating and trade focus: 5.0★ from 382 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Worcester, 16 mi away
61/100CR ScoreRanked #4 because of its Google rating and trade focus: 5.0★ from 590 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Foxborough, 17 mi away
60/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.9★ from 366 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Northborough, 15 mi away
60/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.9★ from 73 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Stow, 13 mi away
60/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.7★ 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 Woburn, 19 mi away
60/100CR ScoreRanked #8 because of its Google rating and review volume: 4.9★ from 796 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Holliston, 5 mi away
59/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.5★ from 24 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Boston, 11 mi away
59/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.8★ from 32 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#11 Smith Septic
Based in Franklin, 8 mi away
59/100CR ScoreRanked #11 because of its Google rating and trade focus: 5.0★ from 17 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#12 Rhino Rooter
Based in Boston, 12 mi away
59/100CR ScoreRanked #12 because of its Google rating and trade focus: 5.0★ from 25 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Arlington, 20 mi away
59/100CR ScoreRanked #13 because of its Google rating and review volume: 4.9★ from 493 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in South Boston, 15 mi away
57/100CR ScoreRanked #14 because of its Google rating and trade focus: 5.0★ from 42 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#15 ADC Septic
Based in Blackstone, 21 mi away
57/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.7★ from 53 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#16 Waste Warriors
Based in South Boston, 18 mi away
57/100CR ScoreRanked #16 because of its Google rating and trade focus: 5.0★ from 23 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Haverhill, 24 mi away
57/100CR ScoreRanked #17 because of its Google rating and trade focus: 5.0★ from 47 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Holliston, 11 mi away
57/100CR ScoreRanked #18 because of its Google rating and trade focus: 5.0★ from 98 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#19 Wayne's Drains
Based in Burlington, 18 mi away
57/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.3★ from 59 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#20 Curtis Septic
Based in Leominster, 19 mi away
57/100CR ScoreRanked #20 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 Sudbury, 6 mi away
57/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.4★ 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 Acton, 12 mi away
56/100CR ScoreRanked #22 because of its Google rating and review volume: 4.8★ from 290 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
#23 Sewer Bros.
Based in Andover, 24 mi away
56/100CR ScoreRanked #23 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 Marlborough, 17 mi away
55/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.9★ from 141 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Millbury, 23 mi away
55/100CR ScoreRanked #25 because of its Google rating and trade focus: 5.0★ from 17 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
How we ranked Natick septic service companies
We scored 125 Natick 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 Natick 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 Natick: frequently asked questions
Who is the best septic service company in Natick?
By CR Score, the highest-ranked septic service company in Natick, MA is Wind River Environmental of Walpole, MA with a CR Score of 65/100. It has 4.9★ from 846 Google reviews. It is open 24/7. Fairbank Septic Pumping LLC (#2) and JL Darling Septic Tank Pumping (#3) follow. We ranked 125 septic service companies on ten factors, last updated November 2, 2026.
How many septic service companies are there in Natick?
ContractorsRanked ranks 125 septic service companies serving Natick, MA. Counts are as of November 2026.
Which septic service companies in Natick are open 24/7?
43 ranked septic service companies in Natick post 24/7 hours. The highest-ranked are Wind River Environmental of Walpole, MA (#1), Fairbank Septic Pumping LLC (#2) and JL Darling Septic Tank Pumping (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Natick work on weekends?
68 of 125 ranked septic service companies post Saturday hours and 48 post Sunday hours. The highest-ranked open Saturdays are Wind River Environmental of Walpole, MA (#1), Fairbank Septic Pumping LLC (#2) and JL Darling Septic Tank Pumping (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Natick septic service companies have?
The median Google rating among 125 rated septic service companies in Natick is 4.9★, with a median of 16 reviews. Wind River Environmental of Walpole, MA has the most, 846 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 Natick count in this ranking?
Yes, if they are within 25 mi of the Natick 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 Natick
- November 2026: CR Scores recalculated for 125 septic service companies serving Natick.
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