67/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.8★ from 2,933 Google reviews, listed on Google as “Septic system service”.
Best Septic Service Companies in Auburn, WA (2026)
135 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Auburn: A Advanced Septic & Construction Services, CR Score 67/100; 4.8★ from 2,933 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Sterling Septic & Plumbing LLC, posts 24/7 hours; ranked #2 of 135.
- 4
Most-reviewed: FloHawks Plumbing and Septic, 5,286 Google reviews at 4.9★, the most of 135 ranked; ranked #4.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
135 Auburn septic service companies are ranked here by CR Score, from ten published factors. 55 are open 24/7, 92 open Saturdays and 76 open Sundays, based on posted hours. The median Google rating is 4.8★ across 135 rated businesses.
Top 10 septic service companies in Auburn at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | A Advanced Septic & Construction Services | 67 | 4.8★ (2,933) | Auburn | 24/7 | Overall |
| 2 | Sterling Septic & Plumbing LLC | 62 | 4.9★ (503) | Puyallup, 13 mi away | 24/7 | Emergencies |
| 3 | Puget Sound Septic | 61 | 5.0★ (413) | Maple Valley, 9 mi away | Sat · Sun · Evenings | — |
| 4 | FloHawks Plumbing and Septic | 61 | 4.9★ (5,286) | Puyallup, 14 mi away | 24/7 | Most reviews |
| 5 | Drain-Pro Inc. - Washington | 60 | 4.7★ (218) | Puyallup, 8 mi away | 24/7 | — |
| 6 | Zak Septic LLC | 59 | 5.0★ (21) | South Hill, 2 mi away | 24/7 | — |
| 7 | 2 Sons Plumbing, Sewer, Heating & Air | 59 | 4.8★ (337) | Pacific, 3 mi away | 24/7 | — |
| 8 | Northwest Septic & Pumping | 59 | 4.6★ (169) | Kent, 6 mi away | Sat · Sun · Evenings | — |
| 9 | Pike Plumbing & Sewer | 58 | 4.9★ (540) | Kent, 4 mi away | Sat · Sun · Evenings | — |
| 10 | FloHawks Plumbing and Septic | 58 | 4.8★ (230) | Pacific, 4 mi away | 24/7 | — |
The 135 best septic service companies in Auburn, 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 Puyallup, 13 mi away
62/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.9★ from 503 Google reviews, listed on Google as “Septic system service”.
Based in Maple Valley, 9 mi away
61/100CR ScoreRanked #3 because of its Google rating and trade focus: 5.0★ from 413 Google reviews, listed on Google as “Septic system service”.
Based in Puyallup, 14 mi away
61/100CR ScoreRanked #4 because of its Google rating and review volume: 4.9★ from 5,286 Google reviews, the most in Auburn.
Based in Puyallup, 8 mi away
60/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.7★ from 218 Google reviews, listed on Google as “Septic system service”.
Based in South Hill, 2 mi away
59/100CR ScoreRanked #6 because of its Google rating and trade focus: 5.0★ from 21 Google reviews, listed on Google as “Septic system service”.
Based in Pacific, 3 mi away
59/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.8★ from 337 Google reviews, listed on Google as “HVAC contractor”.
Based in Kent, 6 mi away
59/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.6★ from 169 Google reviews, listed on Google as “Septic system service”.
Based in Kent, 4 mi away
58/100CR ScoreRanked #9 because of its Google rating and review volume: 4.9★ from 540 Google reviews.
Based in Pacific, 4 mi away
58/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.8★ from 230 Google reviews, listed on Google as “Plumber”.
Based in Puyallup, 11 mi away
58/100CR ScoreRanked #11 because of its Google rating and trade focus: 5.0★ from 41 Google reviews, listed on Google as “Septic system service”.
Based in Kent, 5 mi away
58/100CR ScoreRanked #12 because of its Google rating and trade focus: 5.0★ from 145 Google reviews, listed on Google as “Plumber”.
Based in Auburn
58/100CR ScoreRanked #13 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Septic system service”.
Based in Auburn
58/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.8★ from 280 Google reviews, listed on Google as “Plumber”.
Based in SeaTac, 10 mi away
58/100CR ScoreRanked #15 because of its Google rating and review volume: 4.8★ from 2,264 Google reviews.
Based in Federal Way, 7 mi away
58/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.9★ from 181 Google reviews, listed on Google as “Plumber”.
Based in Tacoma, 11 mi away
57/100CR ScoreRanked #17 because of its Google rating and review volume: 4.8★ from 1,670 Google reviews.
Based in Seattle, 14 mi away
57/100CR ScoreRanked #18 because of its Google rating and review volume: 4.8★ from 2,646 Google reviews.
Based in Kent, 9 mi away
57/100CR ScoreRanked #19 because of its Google rating and review volume: 4.7★ from 1,362 Google reviews.
Based in Spanaway, 17 mi away
57/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.8★ from 155 Google reviews, listed on Google as “Septic system service”.
Based in Enumclaw, 14 mi away
56/100CR ScoreRanked #21 because of its Google rating and trade focus: 5.0★ from 174 Google reviews, listed on Google as “Plumber”.
Based in Bonney Lake, 9 mi away
56/100CR ScoreRanked #22 because of its Google rating and trade focus: 5.0★ from 24 Google reviews, listed on Google as “Septic system service”.
Based in Kent, 5 mi away
56/100CR ScoreRanked #23 because of its Google rating and review volume: 4.9★ from 208 Google reviews.
Based in Tukwila, 13 mi away
56/100CR ScoreRanked #24 because of its Google rating and review volume: 4.8★ from 579 Google reviews.
Based in Maple Valley, 11 mi away
56/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.9★ from 288 Google reviews, listed on Google as “Septic system service”.
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 135 ranked septic service companies here; the rest are on their profiles.
Also serving Auburn
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 |
|---|---|---|
| Action On-Site Services Inc | 5.0★ (1) | 25 mi |
| Al & Art's Septic Services | 4 mi | |
| Beacon Plumbing, Heating, Electrical & Mechanical Inc - Auburn | In Auburn | |
| Benson Hill Septic Tank Services | 3.0★ (2) | 4 mi |
| CLS Septics & Electrical | 5.0★ (1) | 12 mi |
| Cole Septic | 5.0★ (1) | In Auburn |
| Evergreen Sanitation | 1.0★ (1) | 12 mi |
| Evergreen Sewer | 5.0★ (1) | 9 mi |
| Final Vision Inc | 5.0★ (2) | 24 mi |
| I Need A Plumber Now and Sewer Services | 5.0★ (2) | 13 mi |
| Insight Septic Design | 5.0★ (2) | 10 mi |
| Milton Construction Inc | 5 mi | |
| New Horizon Sewer Services | 3.0★ (2) | 14 mi |
| Pierce County Septic | 8 mi | |
| Raven Rooter Sewer & Drain Cleaning Tacoma | 4.0★ (1) | 11 mi |
| Re-New Excavation and Restoration LLC | 5.0★ (2) | 20 mi |
| Septic Designs By Pete Cooke | 5.0★ (2) | 18 mi |
| Septic-pros | 7 mi | |
| Sorrell Septic Design LLC | 5.0★ (2) | 16 mi |
| Wadleigh Water and Sewer | 5.0★ (2) | 22 mi |
How we ranked Auburn septic service companies
We scored 135 Auburn 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 Auburn 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 Auburn: frequently asked questions
Who is the best septic service company in Auburn?
By CR Score, the highest-ranked septic service company in Auburn, WA is A Advanced Septic & Construction Services with a CR Score of 67/100. It has 4.8★ from 2,933 Google reviews. It is open 24/7. Sterling Septic & Plumbing LLC (#2) and Puget Sound Septic (#3) follow. We ranked 135 septic service companies on ten factors, last updated November 3, 2026.
How many septic service companies are there in Auburn?
ContractorsRanked ranks 135 septic service companies serving Auburn, WA. 5 of them are based in Auburn; the rest serve it from nearby towns. Another 20 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which septic service companies in Auburn are open 24/7?
55 ranked septic service companies in Auburn post 24/7 hours. The highest-ranked are A Advanced Septic & Construction Services (#1), Sterling Septic & Plumbing LLC (#2) and FloHawks Plumbing and Septic (#4). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Auburn work on weekends?
92 of 135 ranked septic service companies post Saturday hours and 76 post Sunday hours. The highest-ranked open Saturdays are A Advanced Septic & Construction Services (#1), Sterling Septic & Plumbing LLC (#2) and Puget Sound Septic (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Auburn septic service companies have?
The median Google rating among 135 rated septic service companies in Auburn is 4.8★, with a median of 31 reviews. FloHawks Plumbing and Septic has the most, 5,286 reviews, and ranks #4. 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 Auburn count in this ranking?
Yes, if they are within 25 mi of the Auburn 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 Auburn
- November 2026: CR Scores recalculated for 135 septic service companies serving Auburn.
More septic service companies and Auburn pages
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