64/100CR Score
Ranked #1 because of its Google rating and trade focus: 5.0★ from 835 Google reviews, listed on Google as “Septic system service”.
Best Septic Service Companies in Lynnwood, WA (2026)
136 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Lynnwood: Zoom Drain of Seattle, CR Score 64/100; 5.0★ from 835 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Fresh N Clean Septic, posts 24/7 hours; ranked #2 of 136.
- 9
Most-reviewed: Gene Johnson Plumbing, 4,041 Google reviews at 4.8★, the most of 136 ranked; ranked #9.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
136 Lynnwood septic service companies are ranked here by CR Score, from ten published factors. 72 are open 24/7, 111 open Saturdays and 87 open Sundays, based on posted hours. The median Google rating is 4.9★ across 136 rated businesses.
Most of this list also appears on the Septic service companies in Shoreline ranking. See Septic service companies in Shoreline
Top 10 septic service companies in Lynnwood at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Zoom Drain of Seattle | 64 | 5.0★ (835) | Seattle, 8 mi away | 24/7 | Overall |
| 2 | Fresh N Clean Septic | 63 | 4.9★ (663) | Woodinville, 10 mi away | 24/7 | Emergencies |
| 3 | A Wesco Septic Services | 62 | 4.8★ (550) | Snohomish, 9 mi away | 24/7 | — |
| 4 | Price Busters Plumbing & Sewer | 62 | 4.9★ (781) | Lynnwood | 24/7 | — |
| 5 | All County Septic Service | 61 | 4.9★ (121) | Everett, 6 mi away | 24/7 | — |
| 6 | A Wesco Septic Services | 60 | 4.7★ (229) | Snohomish, 9 mi away | 24/7 | — |
| 7 | Done Right Plumbing, Heating, and Sewer Repair | 60 | 4.9★ (268) | Lynnwood | 24/7 | — |
| 8 | 2 Sons Plumbing, Sewer, Septic, Electric, Heating & Air | 60 | 4.9★ (3,532) | Seattle, 11 mi away | Sat · Sun · Evenings | — |
| 9 | Gene Johnson Plumbing | 59 | 4.8★ (4,041) | Seattle, 8 mi away | 24/7 | Most reviews |
| 10 | A1 Septic Service | 59 | 5.0★ (279) | Everett, 7 mi away | 24/7 | — |
The 136 best septic service companies in Lynnwood, 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 Woodinville, 10 mi away
63/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.9★ from 663 Google reviews, listed on Google as “Septic system service”.
Based in Snohomish, 9 mi away
62/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.8★ from 550 Google reviews, listed on Google as “Septic system service”.
Based in Lynnwood
62/100CR ScoreRanked #4 because of its Google rating and review volume: 4.9★ from 781 Google reviews.
Based in Everett, 6 mi away
61/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.9★ from 121 Google reviews, listed on Google as “Septic system service”.
Based in Snohomish, 9 mi away
60/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.7★ from 229 Google reviews, listed on Google as “Septic system service”.
Based in Lynnwood
60/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.9★ from 268 Google reviews, listed on Google as “HVAC contractor”.
Based in Seattle, 11 mi away
60/100CR ScoreRanked #8 because of its Google rating and review volume: 4.9★ from 3,532 Google reviews.
Based in Seattle, 8 mi away
59/100CR ScoreRanked #9 because of its Google rating and review volume: 4.8★ from 4,041 Google reviews, the most in Lynnwood.
Based in Everett, 7 mi away
59/100CR ScoreRanked #10 because of its Google rating and trade focus: 5.0★ from 279 Google reviews, listed on Google as “Plumber”.
Based in Mountlake Terrace, 1 mi away
58/100CR ScoreRanked #11 because of its Google rating and review volume: 4.5★ from 436 Google reviews.
#12 Sewer Friendly
Based in Edmonds, 3 mi away
58/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.8★ from 198 Google reviews, listed on Google as “Plumber”.
Based in Seattle, 8 mi away
58/100CR ScoreRanked #13 because of its Google rating and trade focus: 5.0★ from 218 Google reviews, listed on Google as “Plumber”.
Based in Seattle, 8 mi away
58/100CR ScoreRanked #14 because of its Google rating and review volume: 4.8★ from 409 Google reviews.
Based in Seattle, 6 mi away
58/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.8★ from 251 Google reviews, listed on Google as “Plumber”.
Based in Bothell, 6 mi away
58/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.9★ from 151 Google reviews, listed on Google as “Plumber”.
Based in Everett, 5 mi away
58/100CR ScoreRanked #17 because of its Google rating and trade focus: 5.0★ from 90 Google reviews, listed on Google as “Plumber”.
Based in Snohomish, 16 mi away
58/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.9★ from 67 Google reviews, listed on Google as “Septic system service”.
Based in Edmonds, 1 mi away
58/100CR ScoreRanked #19 because of its Google rating and review volume: 4.7★ from 615 Google reviews.
Based in Marysville, 22 mi away
57/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.9★ from 132 Google reviews, listed on Google as “Septic system service”.
Based in Seattle, 13 mi away
57/100CR ScoreRanked #21 because of its Google rating and review volume: 4.7★ from 716 Google reviews.
#22 Pro Sewer Repair
Based in Everett, 12 mi away
57/100CR ScoreRanked #22 because of its Google rating and trade focus: 5.0★ from 201 Google reviews, listed on Google as “Plumber”.
Based in Bothell, 5 mi away
57/100CR ScoreRanked #23 because of its Google rating and trade focus: 5.0★ from 180 Google reviews, listed on Google as “Plumber”.
Based in Everett, 13 mi away
57/100CR ScoreRanked #24 because of its Google rating and trade focus: 5.0★ from 65 Google reviews, listed on Google as “Septic system service”.
#25 Septic Response
Based in Kirkland, 11 mi away
57/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.9★ from 213 Google reviews, listed on Google as “Plumber”.
How we ranked Lynnwood septic service companies
We scored 136 Lynnwood 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 Lynnwood 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 Lynnwood: frequently asked questions
Who is the best septic service company in Lynnwood?
By CR Score, the highest-ranked septic service company in Lynnwood, WA is Zoom Drain of Seattle with a CR Score of 64/100. It has 5.0★ from 835 Google reviews. It is open 24/7. Fresh N Clean Septic (#2) and A Wesco Septic Services (#3) follow. We ranked 136 septic service companies on ten factors, last updated November 3, 2026.
How many septic service companies are there in Lynnwood?
ContractorsRanked ranks 136 septic service companies serving Lynnwood, WA. 2 of them are based in Lynnwood; the rest serve it from nearby towns. Counts are as of November 2026.
Which septic service companies in Lynnwood are open 24/7?
72 ranked septic service companies in Lynnwood post 24/7 hours. The highest-ranked are Zoom Drain of Seattle (#1), Fresh N Clean Septic (#2) and A Wesco Septic Services (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Lynnwood work on weekends?
111 of 136 ranked septic service companies post Saturday hours and 87 post Sunday hours. The highest-ranked open Saturdays are Zoom Drain of Seattle (#1), Fresh N Clean Septic (#2) and A Wesco Septic Services (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Lynnwood septic service companies have?
The median Google rating among 136 rated septic service companies in Lynnwood is 4.9★, with a median of 41 reviews. Gene Johnson Plumbing has the most, 4,041 reviews, and ranks #9. 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 Lynnwood count in this ranking?
Yes, if they are within 25 mi of the Lynnwood 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 Lynnwood
- November 2026: CR Scores recalculated for 136 septic service companies serving Lynnwood.
- November 2026: 1 duplicate listing merged.
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