65/100CR Score
Ranked #1 because of its Google rating and trade focus: 5.0★ from 102 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 Twin Falls, ID (2026)
8 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Twin Falls: All-Time Septic and Excavation, CR Score 65/100; 5.0★ from 102 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Master Plumbing, posts 24/7 hours; ranked #2 of 8.
- 2
Most-reviewed: Master Plumbing, 632 Google reviews at 4.9★, the most of 8 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
8 Twin Falls septic service companies are ranked here by CR Score, from ten published factors. 5 are open 24/7, 6 open Saturdays and 6 open Sundays, based on posted hours. The median Google rating is 4.7★ across 8 rated businesses.
Top 8 septic service companies in Twin Falls at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | All-Time Septic and Excavation | 65 | 5.0★ (102) | Twin Falls | 24/7 | Overall |
| 2 | Master Plumbing | 62 | 4.9★ (632) | Twin Falls | 24/7 | Emergencies, Most reviews |
| 3 | Bills Sewer & Drain Services Inc | 55 | 4.4★ (41) | Jerome, 9 mi away | 24/7 | — |
| 4 | Roto-Rooter Plumbers | 55 | 4.5★ (30) | Twin Falls | 24/7 | — |
| 5 | Southern Idaho Septic, LLC | 54 | 5.0★ (5) | Twin Falls | — | — |
| 6 | Brackman Excavating | 53 | 4.9★ (8) | Twin Falls | 24/7 | — |
| 7 | Sweets Excavation LLC. | 52 | 4.2★ (17) | Twin Falls | Sat · Sun · Evenings | — |
| 8 | Sweet's Sewer Drain Cleaning | 52 | 3.9★ (7) | Twin Falls | — | — |
The 8 best septic service companies in Twin Falls, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Twin Falls
62/100CR ScoreRanked #2 because of its Google rating and review volume: 4.9★ from 632 Google reviews, the most in Twin Falls.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Jerome, 9 mi away
55/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.4★ from 41 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Twin Falls
55/100CR ScoreRanked #4 because of its Google rating and review volume: 4.5★ from 30 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Twin Falls
54/100CR ScoreRanked #5 because of its Google rating and trade focus: 5.0★ 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 Twin Falls
53/100CR ScoreRanked #6 because of its Google rating and availability: 4.9★ from 8 Google reviews, open 24/7.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Twin Falls
52/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.2★ from 17 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Twin Falls
52/100CR ScoreRanked #8 because of its Google rating and trade focus: 3.9★ from 7 Google reviews, listed on Google as “Plumber”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
How we ranked Twin Falls septic service companies
We scored 8 Twin Falls 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 2, 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 Twin Falls 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 Twin Falls: frequently asked questions
Who is the best septic service company in Twin Falls?
By CR Score, the highest-ranked septic service company in Twin Falls, ID is All-Time Septic and Excavation with a CR Score of 65/100. It has 5.0★ from 102 Google reviews. It is open 24/7. Master Plumbing (#2) and Bills Sewer & Drain Services Inc (#3) follow. We ranked 8 septic service companies on ten factors, last updated November 2, 2026.
How many septic service companies are there in Twin Falls?
ContractorsRanked ranks 8 septic service companies serving Twin Falls, ID. 7 of them are based in Twin Falls; the rest serve it from nearby towns. Counts are as of November 2026.
Which septic service companies in Twin Falls are open 24/7?
5 ranked septic service companies in Twin Falls post 24/7 hours. The highest-ranked are All-Time Septic and Excavation (#1), Master Plumbing (#2) and Bills Sewer & Drain Services Inc (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Twin Falls work on weekends?
6 of 8 ranked septic service companies post Saturday hours and 6 post Sunday hours. The highest-ranked open Saturdays are All-Time Septic and Excavation (#1), Master Plumbing (#2) and Bills Sewer & Drain Services Inc (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Twin Falls septic service companies have?
The median Google rating among 8 rated septic service companies in Twin Falls is 4.7★, with a median of 24 reviews. Master Plumbing has the most, 632 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 Twin Falls count in this ranking?
Yes, if they are within 25 mi of the Twin Falls 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 Twin Falls
- November 2026: CR Scores recalculated for 8 septic service companies serving Twin Falls.
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