61/100CR Score
Ranked #1 because of its Google rating and review volume: 4.8★ from 398 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Best Septic Service Companies in McMinnville, OR (2026)
29 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in McMinnville: Mr. Rooter Plumbing of Newberg, CR Score 61/100; 4.8★ from 398 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): West Side Drain and Septic, posts 24/7 hours; ranked #2 of 29.
- 12
Most-reviewed: CT Drains and Sewer Solutions LLC, 403 Google reviews at 5.0★, the most of 29 ranked; ranked #12.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
29 McMinnville septic service companies are ranked here by CR Score, from ten published factors. 12 are open 24/7, 14 open Saturdays and 13 open Sundays, based on posted hours. The median Google rating is 4.8★ across 29 rated businesses.
Top 10 septic service companies in McMinnville at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Mr. Rooter Plumbing of Newberg | 61 | 4.8★ (398) | Newberg, 2 mi away | 24/7 | Overall |
| 2 | West Side Drain and Septic | 60 | 4.9★ (151) | Hillsboro, 24 mi away | 24/7 | Emergencies |
| 3 | A-Affordable Septic Service | 60 | 5.0★ (7) | McMinnville | 24/7 | — |
| 4 | Legacy Valley LLC | 59 | 5.0★ (38) | Molalla, 19 mi away | 24/7 | — |
| 5 | Overflow Septic LLC | 57 | 4.9★ (37) | Salem, 23 mi away | 24/7 | — |
| 6 | West Side Drain and Septic | 57 | 5.0★ (146) | Cornelius, 23 mi away | 24/7 | — |
| 7 | Proline Plumbing and Sewer | 57 | 4.9★ (143) | Salem, 21 mi away | 24/7 | — |
| 8 | McMinnville Pumping LLC | 57 | 4.7★ (24) | McMinnville | — | — |
| 9 | Willamette Valley Sewer and Drain LLC | 55 | 5.0★ (73) | Silverton, 24 mi away | 24/7 | — |
| 10 | NW Sewer & drain | 54 | 4.8★ (45) | Salem, 21 mi away | 24/7 | — |
The 29 best septic service companies in McMinnville, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Hillsboro, 24 mi away
60/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.9★ from 151 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in McMinnville
60/100CR ScoreRanked #3 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 Molalla, 19 mi away
59/100CR ScoreRanked #4 because of its Google rating and trade focus: 5.0★ from 38 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Salem, 23 mi away
57/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.9★ from 37 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Cornelius, 23 mi away
57/100CR ScoreRanked #6 because of its Google rating and review volume: 5.0★ from 146 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Salem, 21 mi away
57/100CR ScoreRanked #7 because of its Google rating and review volume: 4.9★ from 143 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in McMinnville
57/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.7★ 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 Silverton, 24 mi away
55/100CR ScoreRanked #9 because of its Google rating and review volume: 5.0★ from 73 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
#10 NW Sewer & drain
Based in Salem, 21 mi away
54/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.8★ from 45 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in McMinnville
54/100CR ScoreRanked #11 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 Tigard, 23 mi away
54/100CR ScoreRanked #12 because of its Google rating and review volume: 5.0★ from 403 Google reviews, the most in McMinnville.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Salem, 21 mi away
53/100CR ScoreRanked #13 because of its Google rating and trade focus: 5.0★ from 12 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Dallas, 11 mi away
52/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.5★ from 13 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Clackamas, 20 mi away
52/100CR ScoreRanked #15 because of its Google rating and review volume: 4.9★ from 168 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Hillsboro, 23 mi away
52/100CR ScoreRanked #16 because of its Google rating and review volume: 4.7★ from 85 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Keizer, 15 mi away
51/100CR ScoreRanked #17 because of its Google rating and availability: 5.0★ from 16 Google reviews, open 24/7.
Based on 8 of 10 factors; credentials and recency not yet collected.
#18 American On Site
Based in Newberg, 16 mi away
50/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.7★ 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 Woodburn, 22 mi away
49/100CR ScoreRanked #19 because of its Google rating and trade focus: 5.0★ 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 Hillsboro, 25 mi away
49/100CR ScoreRanked #20 because of its Google rating and review volume: 4.7★ from 47 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Newberg, 14 mi away
49/100CR ScoreRanked #21 because of its Google rating and availability: 3.1★ from 10 Google reviews, open 24/7.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Tualatin, 23 mi away
48/100CR ScoreRanked #22 because of its Google rating and trade focus: 2.4★ from 32 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Silverton, 24 mi away
46/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.6★ from 21 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Newberg, 14 mi away
46/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.5★ from 18 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#25 Modern Plumbing
Based in Tualatin, 23 mi away
43/100CR ScoreRanked #25 because of its Google rating and review volume: 4.1★ from 23 Google reviews.
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 | Cherry City Plumbing Inc | 43 | 4.0★ (8) | 20 mi |
| 27 | ConKraft Construction, Inc. | 42 | 3.3★ (12) | 22 mi |
| 28 | RK Construction | 42 | 5.0★ (5) | 23 mi |
| 29 | The Excavators LLC | 41 | 4.0★ (4) | 23 mi |
Also serving McMinnville
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 |
|---|---|---|
| 503 Plumbing & Mechanical | 21 mi | |
| A. Pederson's Plumbing, Inc | 24 mi | |
| Ace Septic & Excavating Inc | 5.0★ (2) | 17 mi |
| CAC Excavation Inc | In McMinnville | |
| Canyon construction inc | 8 mi | |
| Carl's Septic LLC | 5.0★ (1) | 25 mi |
| Hanks Septic Services | 5.0★ (1) | 24 mi |
| J.CO Excavating LLC | 5.0★ (2) | 22 mi |
| MB Enterprises, Excavation & Sewer LLC | 5.0★ (2) | 23 mi |
| New Line Construction, Inc. | 18 mi | |
| Patriot Fence and Excavation, LLC | 8 mi | |
| Reece Johnson Paving & Excavation | 5.0★ (2) | 20 mi |
| Sep-Tech Excavation, Inc. | 5.0★ (1) | 18 mi |
| Valley Septic Services | 5.0★ (2) | In McMinnville |
How we ranked McMinnville septic service companies
We scored 29 McMinnville 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 McMinnville 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 McMinnville: frequently asked questions
Who is the best septic service company in McMinnville?
By CR Score, the highest-ranked septic service company in McMinnville, OR is Mr. Rooter Plumbing of Newberg with a CR Score of 61/100. It has 4.8★ from 398 Google reviews. It is open 24/7. West Side Drain and Septic (#2) and A-Affordable Septic Service (#3) follow. We ranked 29 septic service companies on ten factors, last updated November 3, 2026.
How many septic service companies are there in McMinnville?
ContractorsRanked ranks 29 septic service companies serving McMinnville, OR. 3 of them are based in McMinnville; 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 McMinnville are open 24/7?
12 ranked septic service companies in McMinnville post 24/7 hours. The highest-ranked are Mr. Rooter Plumbing of Newberg (#1), West Side Drain and Septic (#2) and A-Affordable Septic Service (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in McMinnville work on weekends?
14 of 29 ranked septic service companies post Saturday hours and 13 post Sunday hours. The highest-ranked open Saturdays are Mr. Rooter Plumbing of Newberg (#1), West Side Drain and Septic (#2) and A-Affordable Septic Service (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do McMinnville septic service companies have?
The median Google rating among 29 rated septic service companies in McMinnville is 4.8★, with a median of 23 reviews. CT Drains and Sewer Solutions LLC has the most, 403 reviews, and ranks #12. 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 McMinnville count in this ranking?
Yes, if they are within 25 mi of the McMinnville 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 McMinnville
- November 2026: CR Scores recalculated for 29 septic service companies serving McMinnville.
More septic service companies and McMinnville pages
Septic service companies near McMinnville
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Other trades in McMinnville
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