61/100CR Score
Ranked #1 because of its Google rating and review volume: 4.9★ from 588 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Best Septic Service Companies in Post Falls, 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 Post Falls: A River City Plumbing Service, CR Score 61/100; 4.9★ from 588 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): The Rooter Guys Plumbing, posts 24/7 hours; ranked #2 of 37.
- 7
Most-reviewed: Shaw Plumbing Heating & Air Conditioning, 1,256 Google reviews at 4.8★, the most of 37 ranked; ranked #7.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
37 Post Falls septic service companies are ranked here by CR Score, from ten published factors. 15 are open 24/7, 21 open Saturdays and 16 open Sundays, based on posted hours. The median Google rating is 4.9★ across 37 rated businesses.
Top 10 septic service companies in Post Falls at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | A River City Plumbing Service | 61 | 4.9★ (588) | Post Falls | 24/7 | Overall |
| 2 | The Rooter Guys Plumbing | 60 | 4.5★ (115) | Coeur d'Alene, 7 mi away | 24/7 | Emergencies |
| 3 | Mr. Rooter Plumbing of Coeur d'Alene | 58 | 4.7★ (326) | Post Falls | 24/7 | — |
| 4 | Raptor Rooter & Plumbing | 57 | 4.8★ (1,103) | Spokane Valley, 16 mi away | 24/7 | — |
| 5 | Steadfast Septic | 57 | 5.0★ (12) | Rathdrum, 6 mi away | 24/7 | — |
| 6 | Platinum Rooter & Plumbing | 57 | 4.9★ (640) | Spokane Valley, 16 mi away | 24/7 | — |
| 7 | Shaw Plumbing Heating & Air Conditioning | 56 | 4.8★ (1,256) | Spokane, 20 mi away | 24/7 | Most reviews |
| 8 | Lilac City Septic Services Co | 56 | 4.8★ (36) | Spokane, 14 mi away | Sat · Sun | — |
| 9 | Little Stinker Septic Service | 56 | 4.4★ (165) | Rathdrum, 9 mi away | 24/7 | — |
| 10 | Spokane Septic Services | 56 | 5.0★ (30) | Spokane, 22 mi away | 24/7 | — |
The 37 best septic service companies in Post Falls, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Coeur d'Alene, 7 mi away
60/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.5★ from 115 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Post Falls
58/100CR ScoreRanked #3 because of its Google rating and review volume: 4.7★ from 326 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Spokane Valley, 16 mi away
57/100CR ScoreRanked #4 because of its Google rating and review volume: 4.8★ from 1,103 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Rathdrum, 6 mi away
57/100CR ScoreRanked #5 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 Spokane Valley, 16 mi away
57/100CR ScoreRanked #6 because of its Google rating and review volume: 4.9★ from 640 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Spokane, 20 mi away
56/100CR ScoreRanked #7 because of its Google rating and review volume: 4.8★ from 1,256 Google reviews, the most in Post Falls.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Spokane, 14 mi away
56/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.8★ from 36 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Rathdrum, 9 mi away
56/100CR ScoreRanked #9 because of its Google rating and review volume: 4.4★ from 165 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Spokane, 22 mi away
56/100CR ScoreRanked #10 because of its Google rating and trade focus: 5.0★ from 30 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Liberty Lake, 7 mi away
56/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.7★ from 23 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Rathdrum, 11 mi away
56/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.7★ from 144 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Post Falls
55/100CR ScoreRanked #13 because of its Google rating and trade focus: 4.1★ from 9 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#14 Spokane Rooter
Based in Spokane, 16 mi away
55/100CR ScoreRanked #14 because of its Google rating and review volume: 4.9★ from 233 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Post Falls
55/100CR ScoreRanked #15 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 Spokane, 19 mi away
55/100CR ScoreRanked #16 because of its Google rating and review volume: 4.7★ from 538 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Spokane Valley, 6 mi away
55/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.9★ from 9 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#18 Absolute Septic
Based in Coeur d'Alene, 8 mi away
54/100CR ScoreRanked #18 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 Post Falls
54/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.2★ from 20 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Spokane, 23 mi away
54/100CR ScoreRanked #20 because of its Google rating and trade focus: 5.0★ from 9 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Rathdrum, 8 mi away
53/100CR ScoreRanked #21 because of its Google rating and trade focus: 5.0★ from 16 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Spokane, 19 mi away
53/100CR ScoreRanked #22 because of its Google rating and review volume: 5.0★ from 112 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Post Falls
53/100CR ScoreRanked #23 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Coeur d'Alene, 8 mi away
53/100CR ScoreRanked #24 because of its Google rating and review volume: 4.9★ from 383 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Spokane Valley, 13 mi away
53/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.1★ from 14 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability 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 | Lone Mountain Excavation | 52 | 5.0★ (14) | In Post Falls |
| 27 | Lateral Concepts, LLC | 52 | 5.0★ (54) | 13 mi |
| 28 | Septic System Design | 51 | 4.4★ (17) | 22 mi |
| 29 | Gober's LLC | 50 | 3.9★ (43) | 14 mi |
| 30 | Buckrock Construction LLC | 50 | 5.0★ (4) | 11 mi |
| 31 | The Twin Home Experts | 50 | 5.0★ (5) | 9 mi |
| 32 | Stone Fox Construction | 49 | 5.0★ (16) | In Post Falls |
| 33 | Spokane Septic Repair | 48 | 3.4★ (5) | 17 mi |
| 34 | Bettis Excavating and Landscaping | 47 | 4.7★ (6) | In Post Falls |
| 35 | IVR Excavation & Septic Systems | 47 | 5.0★ (3) | 7 mi |
| 36 | H & R Complete Inc | 45 | 3.7★ (22) | 7 mi |
| 37 | JADE Enterprises LLC | 44 | 5.0★ (6) | 13 mi |
Also serving Post Falls
13 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 |
|---|---|---|
| Aardvark Bark Blowing & Landscape Services, LLC | 5.0★ (18) | In Post Falls |
| Acme Excavating & Sewer Boring | 1.0★ (1) | 17 mi |
| All Septic & Sewer Services | 5.0★ (1) | 8 mi |
| Arrow Excavating | 5.0★ (2) | In Post Falls |
| Coeur d'Alene Septic/Sewer/Water Systems | 8 mi | |
| Complete Sewer & Drain Services | 8 mi | |
| Double L Excavation | 5.0★ (1) | In Post Falls |
| First Class Septic Inc | 4.0★ (2) | 22 mi |
| North River Earthworks | 5.0★ (1) | In Post Falls |
| Panhandle Excavation | In Post Falls | |
| Pristine Septic | In Post Falls | |
| Prospector Construction LLC | 23 mi | |
| The 24 Hr Plumber | 5.0★ (1) | 8 mi |
How we ranked Post Falls septic service companies
We scored 37 Post 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 Post 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 Post Falls: frequently asked questions
Who is the best septic service company in Post Falls?
By CR Score, the highest-ranked septic service company in Post Falls, ID is A River City Plumbing Service with a CR Score of 61/100. It has 4.9★ from 588 Google reviews. It is open 24/7. The Rooter Guys Plumbing (#2) and Mr. Rooter Plumbing of Coeur d'Alene (#3) follow. We ranked 37 septic service companies on ten factors, last updated November 2, 2026.
How many septic service companies are there in Post Falls?
ContractorsRanked ranks 37 septic service companies serving Post Falls, ID. 9 of them are based in Post Falls; the rest serve it from nearby towns. Another 13 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which septic service companies in Post Falls are open 24/7?
15 ranked septic service companies in Post Falls post 24/7 hours. The highest-ranked are A River City Plumbing Service (#1), The Rooter Guys Plumbing (#2) and Mr. Rooter Plumbing of Coeur d'Alene (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Post Falls work on weekends?
21 of 37 ranked septic service companies post Saturday hours and 16 post Sunday hours. The highest-ranked open Saturdays are A River City Plumbing Service (#1), The Rooter Guys Plumbing (#2) and Mr. Rooter Plumbing of Coeur d'Alene (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Post Falls septic service companies have?
The median Google rating among 37 rated septic service companies in Post Falls is 4.9★, with a median of 20 reviews. Shaw Plumbing Heating & Air Conditioning has the most, 1,256 reviews, and ranks #7. 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 Post Falls count in this ranking?
Yes, if they are within 25 mi of the Post 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 Post Falls
- November 2026: CR Scores recalculated for 37 septic service companies serving Post Falls.
More septic service companies and Post Falls pages
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