65/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.9★ from 550 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 Boise, ID (2026)
37 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Boise: Express Septic & Drain Cleaning, CR Score 65/100; 4.9★ from 550 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): ABC Pumping Service, posts 24/7 hours; ranked #2 of 37.
- 5
Most-reviewed: Perfect Plumbing Heating & Air, 5,442 Google reviews at 4.8★, the most of 37 ranked; ranked #5.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
37 Boise septic service companies are ranked here by CR Score, from ten published factors. 23 are open 24/7, 27 open Saturdays and 23 open Sundays, based on posted hours. The median Google rating is 4.9★ across 37 rated businesses.
Top 10 septic service companies in Boise at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Express Septic & Drain Cleaning | 65 | 4.9★ (550) | Boise | 24/7 | Overall |
| 2 | ABC Pumping Service | 64 | 5.0★ (816) | Meridian, 9 mi away | 24/7 | Emergencies |
| 3 | Mike's Septic & Drain | 62 | 5.0★ (71) | Boise | 24/7 | — |
| 4 | Express Septic & Drain Cleaning | 61 | 4.9★ (646) | Nampa, 17 mi away | 24/7 | — |
| 5 | Perfect Plumbing Heating & Air | 61 | 4.8★ (5,442) | Garden City, 3 mi away | 24/7 | Most reviews |
| 6 | Wickstrom Plumbing Heating & Cooling | 60 | 4.9★ (1,281) | Boise | 24/7 | — |
| 7 | Express Septic & Drain Cleaning | 59 | 4.9★ (676) | Caldwell, 25 mi away | 24/7 | — |
| 8 | Master Plumbing | 59 | 4.9★ (564) | Boise | 24/7 | — |
| 9 | Shamrock Construction and Excavating, LLC | 59 | 4.5★ (10) | Boise | 24/7 | — |
| 10 | Qube Septic | 58 | 5.0★ (38) | Nampa, 14 mi away | 24/7 | — |
The 37 best septic service companies in Boise, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Meridian, 9 mi away
64/100CR ScoreRanked #2 because of its Google rating and trade focus: 5.0★ from 816 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Boise
62/100CR ScoreRanked #3 because of its Google rating and trade focus: 5.0★ from 71 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Nampa, 17 mi away
61/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.9★ from 646 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Garden City, 3 mi away
61/100CR ScoreRanked #5 because of its Google rating and review volume: 4.8★ from 5,442 Google reviews, the most in Boise.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Boise
60/100CR ScoreRanked #6 because of its Google rating and review volume: 4.9★ from 1,281 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Caldwell, 25 mi away
59/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.9★ from 676 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Boise
59/100CR ScoreRanked #8 because of its Google rating and review volume: 4.9★ from 564 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Boise
59/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.5★ from 10 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#10 Qube Septic
Based in Nampa, 14 mi away
58/100CR ScoreRanked #10 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 Eagle, 10 mi away
57/100CR ScoreRanked #11 because of its Google rating and trade focus: 5.0★ from 11 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Nampa, 17 mi away
56/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.8★ from 22 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Meridian, 10 mi away
56/100CR ScoreRanked #13 because of its Google rating and trade focus: 5.0★ from 60 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Boise
55/100CR ScoreRanked #14 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Caldwell, 23 mi away
54/100CR ScoreRanked #15 because of its Google rating and trade focus: 5.0★ from 22 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#16 Master Plumbing
Based in Eagle, 10 mi away
54/100CR ScoreRanked #16 because of its Google rating and review volume: 4.9★ from 163 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Caldwell, 22 mi away
54/100CR ScoreRanked #17 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Meridian, 17 mi away
53/100CR ScoreRanked #18 because of its Google rating and review volume: 4.8★ from 346 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Caldwell, 22 mi away
53/100CR ScoreRanked #19 because of its Google rating and review volume: 5.0★ from 320 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Nampa, 18 mi away
53/100CR ScoreRanked #20 because of its Google rating and review volume: 4.9★ from 213 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Boise
53/100CR ScoreRanked #21 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.
#22 Master Plumbing
Based in Nampa, 20 mi away
52/100CR ScoreRanked #22 because of its Google rating and review volume: 4.9★ from 196 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Nampa, 17 mi away
52/100CR ScoreRanked #23 because of its Google rating and trade focus: 5.0★ from 12 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Nampa, 15 mi away
52/100CR ScoreRanked #24 because of its Google rating and availability: 5.0★ from 57 Google reviews, open 24/7.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Boise
52/100CR ScoreRanked #25 because of its Google rating and trade focus: 2.5★ from 30 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
All 37 septic service companies
#1 to #25 are shown in full above. Here are #26 to #37, in CR Score order; each links to its profile.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | JJD Water Sewer Septic | 51 | 5.0★ (5) | In Boise |
| 27 | Idaho Septic Solutions | 51 | 4.6★ (9) | 24 mi |
| 28 | Basalt Blackwater | 49 | 5.0★ (24) | 25 mi |
| 29 | Elite Sewer and Drain | 49 | 5.0★ (8) | 24 mi |
| 30 | Prime Plumbing | 48 | 4.9★ (786) | 24 mi |
| 31 | Crossflow Plumbing | 48 | 5.0★ (7) | 11 mi |
| 32 | A+ Drain Cleaning & Plumbing | 48 | 4.8★ (561) | 21 mi |
| 33 | Alternative Wastewater Systems, LLC | 47 | 1.5★ (4) | 16 mi |
| 34 | Nampa Septic Services | 47 | 5.0★ (10) | 19 mi |
| 35 | A Sewer Services | 47 | 4.3★ (3) | 12 mi |
| 36 | Fitzgerald Mechanical, Septic, & Excavation | 47 | 4.3★ (12) | 12 mi |
| 37 | Steady Earthworks, LLC | 45 | 5.0★ (26) | 17 mi |
Also serving Boise
11 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 |
|---|---|---|
| Black Water Solutions, LLC | 5.0★ (2) | 17 mi |
| Boise Backflow | 4.8★ (24) | In Boise |
| Elite Sewer and Drain | 14 mi | |
| JMH Construction and Excavation Services | 23 mi | |
| Last Call Backhoe | 15 mi | |
| Nampa Drain & Septic Inc | 5.0★ (2) | 16 mi |
| Pipedreams Plumbing LLC | 5.0★ (20) | In Boise |
| Plumbing Solutions of Boise | In Boise | |
| SepticPro | In Boise | |
| Star Sewer & Water | 2.5★ (2) | 15 mi |
| Sweet's Sewer Drain & Cleaning | 3.0★ (2) | In Boise |
How we ranked Boise septic service companies
We scored 37 Boise 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 Boise 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 Boise: frequently asked questions
Who is the best septic service company in Boise?
By CR Score, the highest-ranked septic service company in Boise, ID is Express Septic & Drain Cleaning with a CR Score of 65/100. It has 4.9★ from 550 Google reviews. It is open 24/7. ABC Pumping Service (#2) and Mike's Septic & Drain (#3) follow. We ranked 37 septic service companies on ten factors, last updated November 3, 2026.
How many septic service companies are there in Boise?
ContractorsRanked ranks 37 septic service companies serving Boise, ID. 9 of them are based in Boise; the rest serve it from nearby towns. Another 11 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which septic service companies in Boise are open 24/7?
23 ranked septic service companies in Boise post 24/7 hours. The highest-ranked are Express Septic & Drain Cleaning (#1), ABC Pumping Service (#2) and Mike's Septic & Drain (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Boise work on weekends?
27 of 37 ranked septic service companies post Saturday hours and 23 post Sunday hours. The highest-ranked open Saturdays are Express Septic & Drain Cleaning (#1), ABC Pumping Service (#2) and Mike's Septic & Drain (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Boise septic service companies have?
The median Google rating among 37 rated septic service companies in Boise is 4.9★, with a median of 30 reviews. Perfect Plumbing Heating & Air has the most, 5,442 reviews, and ranks #5. 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 Boise count in this ranking?
Yes, if they are within 25 mi of the Boise 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 Boise
- November 2026: CR Scores recalculated for 37 septic service companies serving Boise.
More septic service companies and Boise pages
Septic service companies near Boise
- Septic service companies in Garden City, ID37 ranked
- Septic service companies in Meridian, ID38 ranked
- Septic service companies in Eagle, ID37 ranked
- Septic service companies in Kuna, ID36 ranked
- Septic service companies in Star, ID36 ranked
- Septic service companies in Nampa, ID36 ranked
- Septic service companies in Middleton, ID37 ranked
- Septic service companies in Emmett, ID34 ranked
- Septic service companies in Caldwell, ID37 ranked
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