63/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.9★ from 151 Google reviews, listed on Google as “Septic system service”.
Best Septic Service Companies in Hillsboro, OR (2026)
54 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Hillsboro: West Side Drain and Septic, CR Score 63/100; 4.9★ from 151 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): West Side Drain and Septic, posts 24/7 hours; ranked #2 of 54.
- 9
Most-reviewed: Henco Plumbing Services, 3,061 Google reviews at 4.9★, the most of 54 ranked; ranked #9.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
54 Hillsboro septic service companies are ranked here by CR Score, from ten published factors. 23 are open 24/7, 34 open Saturdays and 26 open Sundays, based on posted hours. The median Google rating is 4.9★ across 54 rated businesses.
Top 10 septic service companies in Hillsboro at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | West Side Drain and Septic | 63 | 4.9★ (151) | Hillsboro | 24/7 | Overall |
| 2 | West Side Drain and Septic | 62 | 4.9★ (800) | Hillsboro | 24/7 | Emergencies |
| 3 | Insight Sanitary Services | 61 | 5.0★ (29) | Hillsboro | 24/7 | — |
| 4 | West Side Drain and Septic | 59 | 5.0★ (146) | Cornelius, 3 mi away | 24/7 | — |
| 5 | Wild Pine Plumbing | 59 | 4.9★ (100) | Portland, 16 mi away | 24/7 | — |
| 6 | Lil' Stinky Septic Service | 58 | 4.8★ (252) | Canby, 23 mi away | 24/7 | — |
| 7 | Plumbing and Sewer Renewal Specialists | 58 | 5.0★ (539) | Portland, 12 mi away | Sat · Sun · Evenings | — |
| 8 | Alchemy Plumbing & Drain Cleaning | 56 | 4.9★ (861) | Lake Oswego, 15 mi away | 24/7 | — |
| 9 | Henco Plumbing Services | 56 | 4.9★ (3,061) | Ridgefield, 23 mi away | 24/7 | Most reviews |
| 10 | West Side Drain and Septic | 56 | 5.0★ (81) | Tigard, 12 mi away | 24/7 | — |
The 54 best septic service companies in Hillsboro, 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 Hillsboro
62/100CR ScoreRanked #2 because of its Google rating and review volume: 4.9★ from 800 Google reviews.
Based in Hillsboro
61/100CR ScoreRanked #3 because of its Google rating and trade focus: 5.0★ from 29 Google reviews, listed on Google as “Septic system service”.
Based in Cornelius, 3 mi away
59/100CR ScoreRanked #4 because of its Google rating and trade focus: 5.0★ from 146 Google reviews, listed on Google as “Plumber”.
Based in Portland, 16 mi away
59/100CR ScoreRanked #5 because of its Google rating and trade focus: 4.9★ from 100 Google reviews, listed on Google as “Septic system service”.
Based in Canby, 23 mi away
58/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.8★ from 252 Google reviews, listed on Google as “Septic system service”.
Based in Portland, 12 mi away
58/100CR ScoreRanked #7 because of its Google rating and review volume: 5.0★ from 539 Google reviews.
Based in Lake Oswego, 15 mi away
56/100CR ScoreRanked #8 because of its Google rating and review volume: 4.9★ from 861 Google reviews.
Based in Ridgefield, 23 mi away
56/100CR ScoreRanked #9 because of its Google rating and review volume: 4.9★ from 3,061 Google reviews, the most in Hillsboro.
Based in Tigard, 12 mi away
56/100CR ScoreRanked #10 because of its Google rating and trade focus: 5.0★ from 81 Google reviews, listed on Google as “Plumber”.
Based in Hillsboro
55/100CR ScoreRanked #11 because of its Google rating and review volume: 4.7★ from 85 Google reviews.
Based in Vancouver, 20 mi away
55/100CR ScoreRanked #12 because of its Google rating and review volume: 4.5★ from 534 Google reviews.
Based in Vancouver, 21 mi away
54/100CR ScoreRanked #13 because of its Google rating and trade focus: 5.0★ from 74 Google reviews, listed on Google as “Septic system service”.
Based in Hillsboro
54/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.5★ from 16 Google reviews, listed on Google as “Septic system service”.
Based in Tigard, 11 mi away
54/100CR ScoreRanked #15 because of its Google rating and review volume: 5.0★ from 403 Google reviews.
#16 Pinkies Septic
Based in Oregon City, 22 mi away
54/100CR ScoreRanked #16 because of its Google rating and trade focus: 5.0★ from 11 Google reviews, listed on Google as “Septic system service”.
Based in Oregon City, 25 mi away
54/100CR ScoreRanked #17 because of its Google rating and trade focus: 5.0★ from 42 Google reviews, listed on Google as “Septic system service”.
Based in Hillsboro
53/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.7★ from 47 Google reviews, listed on Google as “Excavating contractor”.
Based in Vancouver, 25 mi away
53/100CR ScoreRanked #19 because of its Google rating and review volume: 4.8★ from 548 Google reviews.
Based in Portland, 20 mi away
52/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.9★ from 32 Google reviews, listed on Google as “Excavating contractor”.
Based in Newberg, 25 mi away
52/100CR ScoreRanked #21 because of its Google rating and review volume: 4.8★ from 398 Google reviews.
#22 Proline Plumbing
Based in Portland, 19 mi away
52/100CR ScoreRanked #22 because of its Google rating and review volume: 4.7★ from 178 Google reviews.
Based in Saint Helens, 24 mi away
52/100CR ScoreRanked #23 because of its Google rating and review volume: 4.9★ from 187 Google reviews.
Based in Vancouver, 22 mi away
52/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.4★ from 59 Google reviews, listed on Google as “Septic system service”.
Based in Vancouver, 22 mi away
51/100CR ScoreRanked #25 because of its Google rating and trade focus: 2.6★ from 7 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 54 ranked septic service companies here; the rest are on their profiles.
Also serving Hillsboro
19 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 Advanced Pumping | 5.0★ (1) | 22 mi |
| CAC Excavation Inc | 23 mi | |
| D&F Drains, Sewers and More | 5.0★ (2) | 17 mi |
| Fuhriman Septic Design & Consulting | 14 mi | |
| Jerry's Septic | 21 mi | |
| MB Enterprises, Excavation & Sewer LLC | 5.0★ (2) | 21 mi |
| MRP Services / Metro Rooter USA Plumber Portland | 22 mi | |
| Patriot Fence and Excavation, LLC | 16 mi | |
| Plumbing Systems Solutions, Inc | 17 mi | |
| Portland Septic Pros | 16 mi | |
| Reece Johnson Paving & Excavation | 5.0★ (2) | 13 mi |
| River City Environmental Inc | 5.0★ (1) | 22 mi |
| River City Plumbing | 17 mi | |
| Roto Pro | 25 mi | |
| Septic Services in Portland | 15 mi | |
| Sewer & Drain Cleaning & Licensed Journeyman Plumber Portland Area Best Rates in Town | 18 mi | |
| United Rentals - Reliable Onsite Services | 5.0★ (1) | 18 mi |
| Valley Septic Services | 5.0★ (2) | 24 mi |
| VeggieScout Oil LLC - Clackamas | 21 mi |
How we ranked Hillsboro septic service companies
We scored 54 Hillsboro 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 Hillsboro 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 Hillsboro: frequently asked questions
Who is the best septic service company in Hillsboro?
By CR Score, the highest-ranked septic service company in Hillsboro, OR is West Side Drain and Septic with a CR Score of 63/100. It has 4.9★ from 151 Google reviews. It is open 24/7. West Side Drain and Septic (#2) and Insight Sanitary Services (#3) follow. We ranked 54 septic service companies on ten factors, last updated November 3, 2026.
How many septic service companies are there in Hillsboro?
ContractorsRanked ranks 54 septic service companies serving Hillsboro, OR. 6 of them are based in Hillsboro; the rest serve it from nearby towns. Another 19 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which septic service companies in Hillsboro are open 24/7?
23 ranked septic service companies in Hillsboro post 24/7 hours. The highest-ranked are West Side Drain and Septic (#1), West Side Drain and Septic (#2) and Insight Sanitary Services (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Hillsboro work on weekends?
34 of 54 ranked septic service companies post Saturday hours and 26 post Sunday hours. The highest-ranked open Saturdays are West Side Drain and Septic (#1), West Side Drain and Septic (#2) and Insight Sanitary Services (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Hillsboro septic service companies have?
The median Google rating among 54 rated septic service companies in Hillsboro is 4.9★, with a median of 32 reviews. Henco Plumbing Services has the most, 3,061 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 Hillsboro count in this ranking?
Yes, if they are within 25 mi of the Hillsboro 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 Hillsboro
- November 2026: CR Scores recalculated for 54 septic service companies serving Hillsboro.
- November 2026: 1 duplicate listing merged.
More septic service companies and Hillsboro pages
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