62/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.9★ from 1,183 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Best Septic Service Companies in Olympia, WA (2026)
34 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Olympia: Howdys Doody Service, Inc., CR Score 62/100; 4.9★ from 1,183 Google reviews.
- 4
Best for emergencies (open 24/7): FloHawks Plumbing and Septic, posts 24/7 hours; ranked #4 of 34.
- 2
Most-reviewed: Olympic Plumbing Technology, 1,814 Google reviews at 4.9★, the most of 34 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
34 Olympia septic service companies are ranked here by CR Score, from ten published factors. 4 are open 24/7, 9 open Saturdays and 8 open Sundays, based on posted hours. The median Google rating is 4.5★ across 34 rated businesses.
Top 10 septic service companies in Olympia at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Howdys Doody Service, Inc. | 62 | 4.9★ (1,183) | Olympia | — | Overall |
| 2 | Olympic Plumbing Technology | 60 | 4.9★ (1,814) | Olympia | Sat · Sun · Evenings | Most reviews |
| 3 | Sound Septic | 60 | 4.9★ (338) | Olympia | — | — |
| 4 | FloHawks Plumbing and Septic | 60 | 4.7★ (632) | Lacey, 7 mi away | 24/7 | Emergencies |
| 5 | Bolan Septic Service | 59 | 5.0★ (27) | Olympia | 24/7 | — |
| 6 | A+ Services | 57 | 4.6★ (728) | Olympia | Sat · Sun | — |
| 7 | Bay Shore Construction | 56 | 4.9★ (33) | Olympia | — | — |
| 8 | Spartan Plumbing Services | 55 | 4.8★ (1,108) | Tacoma, 23 mi away | 24/7 | — |
| 9 | Hunter Septic Design | 54 | 5.0★ (8) | Olympia | — | — |
| 10 | Jim Hunter & Associates | 53 | 3.7★ (24) | Olympia | — | — |
The 34 best septic service companies in Olympia, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Olympia
60/100CR ScoreRanked #2 because of its Google rating and review volume: 4.9★ from 1,814 Google reviews, the most in Olympia.
Based on 8 of 10 factors; credentials and recency not yet collected.
#3 Sound Septic
Based in Olympia
60/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.9★ from 338 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Lacey, 7 mi away
60/100CR ScoreRanked #4 because of its Google rating and review volume: 4.7★ from 632 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Olympia
59/100CR ScoreRanked #5 because of its Google rating and trade focus: 5.0★ from 27 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#6 A+ Services
Based in Olympia
57/100CR ScoreRanked #6 because of its Google rating and review volume: 4.6★ from 728 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Olympia
56/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.9★ from 33 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Tacoma, 23 mi away
55/100CR ScoreRanked #8 because of its Google rating and review volume: 4.8★ from 1,108 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Olympia
54/100CR ScoreRanked #9 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 Olympia
53/100CR ScoreRanked #10 because of its Google rating and trade focus: 3.7★ 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 Olympia
53/100CR ScoreRanked #11 because of its Google rating and trade focus: 3.6★ from 18 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Tumwater, 1 mi away
53/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.8★ from 5 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#13 R & J Trends LLC
Based in Olympia
52/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.2★ 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 Tacoma, 25 mi away
52/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.9★ from 15 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Olympia
52/100CR ScoreRanked #15 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.
Based in Centralia, 20 mi away
51/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.4★ from 150 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Lacey, 22 mi away
51/100CR ScoreRanked #17 because of its Google rating and trade focus: 5.0★ from 45 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#18 Dodge Excavation
Based in Olympia
50/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.6★ from 22 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Lacey, 4 mi away
50/100CR ScoreRanked #19 because of its Google rating and review volume: 4.4★ from 257 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Lakewood, 22 mi away
50/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.5★ from 16 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Centralia, 22 mi away
47/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.0★ 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 Olympia
47/100CR ScoreRanked #22 because of its Google rating and trade focus: 4.2★ from 10 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Lacey, 15 mi away
47/100CR ScoreRanked #23 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#24 Sewercam
Based in Lakewood, 21 mi away
47/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.5★ from 15 Google reviews, listed on Google as “Plumber”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
#25 Sewer Solutions
Based in Tacoma, 23 mi away
47/100CR ScoreRanked #25 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
All 34 septic service companies
#1 to #25 are shown in full above. Here are #26 to #34, in CR Score order; each links to its profile.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | Apex Septic Design, LLC | 47 | 3.5★ (16) | 24 mi |
| 27 | Brooks Plumbing Co. | 46 | 4.1★ (60) | 7 mi |
| 28 | United Site Services | 46 | 1.9★ (20) | 23 mi |
| 29 | Deans Excavation LLC | 45 | 4.5★ (14) | 8 mi |
| 30 | B-Line Construction, Inc. | 44 | 4.0★ (43) | 15 mi |
| 31 | Bailey Sewer & Septic & Drain | 44 | 3.2★ (17) | 25 mi |
| 32 | B & W Septic Services | 44 | 3.7★ (3) | 24 mi |
| 33 | Underground Excavating Solutions LLC | 43 | 4.8★ (16) | 22 mi |
| 34 | The Pipe Guys | 42 | 4.5★ (18) | 22 mi |
Also serving Olympia
10 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 |
|---|---|---|
| A Drain Right Septic Co | 15 mi | |
| AAdvanced Septic Services, Inc. | 1.0★ (2) | In Olympia |
| Bill McTurnal Enterprises LLC | 5.0★ (2) | In Olympia |
| GRADE PROS LLC | 5.0★ (1) | 4 mi |
| New Horizon Sewer Services | 3.0★ (2) | 25 mi |
| Plumbers In Olympia | In Olympia | |
| Re-New Excavation and Restoration LLC | 5.0★ (2) | 22 mi |
| RJ Trends Inc. | 5.0★ (1) | In Olympia |
| Schroeder Construction & Logging Inc | 24 mi | |
| Spanaway Septic Pumping | 22 mi |
How we ranked Olympia septic service companies
We scored 34 Olympia 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 Olympia 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 Olympia: frequently asked questions
Who is the best septic service company in Olympia?
By CR Score, the highest-ranked septic service company in Olympia, WA is Howdys Doody Service, Inc. with a CR Score of 62/100. It has 4.9★ from 1,183 Google reviews. Olympic Plumbing Technology (#2) and Sound Septic (#3) follow. We ranked 34 septic service companies on ten factors, last updated November 3, 2026.
How many septic service companies are there in Olympia?
ContractorsRanked ranks 34 septic service companies serving Olympia, WA. 13 of them are based in Olympia; the rest serve it from nearby towns. Another 10 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which septic service companies in Olympia are open 24/7?
4 ranked septic service companies in Olympia post 24/7 hours. The highest-ranked are FloHawks Plumbing and Septic (#4), Bolan Septic Service (#5) and Spartan Plumbing Services (#8). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Olympia work on weekends?
9 of 34 ranked septic service companies post Saturday hours and 8 post Sunday hours. The highest-ranked open Saturdays are Olympic Plumbing Technology (#2), FloHawks Plumbing and Septic (#4) and A+ Services (#6). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Olympia septic service companies have?
The median Google rating among 34 rated septic service companies in Olympia is 4.5★, with a median of 18 reviews. Olympic Plumbing Technology has the most, 1,814 reviews, and ranks #2. 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 Olympia count in this ranking?
Yes, if they are within 25 mi of the Olympia 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 Olympia
- November 2026: CR Scores recalculated for 34 septic service companies serving Olympia.
More septic service companies and Olympia pages
Septic service companies near Olympia
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