61/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.8★ from 384 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 Trenton, OH (2026)
50 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Trenton: SepTek Services, CR Score 61/100; 4.8★ from 384 Google reviews; open 7 days a week.
- 5
Best for emergencies (open 24/7): Moore Sewer Services, posts 24/7 hours; ranked #5 of 50.
- 14
Most-reviewed: Atherton Plumbing - Dayton Drain Cleaning, 1,087 Google reviews at 4.8★, the most of 50 ranked; ranked #14.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
50 Trenton septic service companies are ranked here by CR Score, from ten published factors. 9 are open 24/7, 26 open Saturdays and 17 open Sundays, based on posted hours. The median Google rating is 4.8★ across 50 rated businesses.
Most of this list also appears on the Septic service companies in Middletown ranking. See Septic service companies in Middletown
Top 10 septic service companies in Trenton at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | SepTek Services | 61 | 4.8★ (384) | Franklin, 11 mi away | Sat · Sun | Overall |
| 2 | Black Water Septic Pros | 61 | 4.8★ (211) | Hamilton, 9 mi away | Sat · Sun | — |
| 3 | Sanitary Septic & Excavation | 60 | 5.0★ (85) | Middletown, 2 mi away | Sat | — |
| 4 | Triple A Pro Services | 58 | 4.8★ (653) | Middletown, 14 mi away | — | — |
| 5 | Moore Sewer Services | 57 | 5.0★ (321) | Trotwood, 21 mi away | 24/7 | Emergencies |
| 6 | Mr. Rooter Plumbing of Greater Cincinnati | 57 | 4.7★ (819) | Cincinnati, 12 mi away | 24/7 | — |
| 7 | Johnny's A-1 Sanitation | 55 | 4.6★ (44) | Middletown, 2 mi away | — | — |
| 8 | Affordable Septic | 55 | 5.0★ (9) | Middletown, 15 mi away | 24/7 | — |
| 9 | Bishop Septic Pumping | 55 | 4.6★ (66) | Mason, 16 mi away | — | — |
| 10 | George's Septic Tank Sewer Services | 55 | 4.3★ (36) | Hamilton, 9 mi away | — | — |
The 50 best septic service companies in Trenton, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Hamilton, 9 mi away
61/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.8★ from 211 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Middletown, 2 mi away
60/100CR ScoreRanked #3 because of its Google rating and trade focus: 5.0★ from 85 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Middletown, 14 mi away
58/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.8★ from 653 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Trotwood, 21 mi away
57/100CR ScoreRanked #5 because of its Google rating and review volume: 5.0★ from 321 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Cincinnati, 12 mi away
57/100CR ScoreRanked #6 because of its Google rating and review volume: 4.7★ from 819 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Middletown, 2 mi away
55/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.6★ from 44 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Middletown, 15 mi away
55/100CR ScoreRanked #8 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 Mason, 16 mi away
55/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.6★ from 66 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Hamilton, 9 mi away
55/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.3★ from 36 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Hamilton, 10 mi away
55/100CR ScoreRanked #11 because of its Google rating and review volume: 4.8★ from 297 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Middletown, 2 mi away
55/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.4★ 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 Beckett Ridge, 11 mi away
54/100CR ScoreRanked #13 because of its Google rating and review volume: 4.8★ from 109 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Dayton, 23 mi away
54/100CR ScoreRanked #14 because of its Google rating and review volume: 4.8★ from 1,087 Google reviews, the most in Trenton.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Germantown, 15 mi away
54/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.8★ 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 Hamilton, 16 mi away
53/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.8★ from 18 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in The Village of Indian Hill, 19 mi away
53/100CR ScoreRanked #17 because of its Google rating and trade focus: 5.0★ from 63 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Dayton, 25 mi away
52/100CR ScoreRanked #18 because of its Google rating and review volume: 4.5★ from 692 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Oxford, 10 mi away
52/100CR ScoreRanked #19 because of its Google rating and trade focus: 1.8★ 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 Hamilton, 9 mi away
52/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.6★ from 16 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#21 Exnil Septic
Based in Cincinnati, 24 mi away
52/100CR ScoreRanked #21 because of its Google rating and trade focus: 5.0★ from 13 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Trotwood, 18 mi away
52/100CR ScoreRanked #22 because of its Google rating and trade focus: 5.0★ from 18 Google reviews, listed on Google as “Excavating contractor”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Clayton, 21 mi away
52/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.5★ from 51 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Cincinnati, 24 mi away
51/100CR ScoreRanked #24 because of its Google rating and trade focus: 5.0★ from 26 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#25 CME Sewer Repair
Based in Reading, 17 mi away
51/100CR ScoreRanked #25 because of its Google rating and review volume: 4.9★ from 169 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
How we ranked Trenton septic service companies
We scored 50 Trenton 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 Trenton 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 Trenton: frequently asked questions
Who is the best septic service company in Trenton?
By CR Score, the highest-ranked septic service company in Trenton, OH is SepTek Services with a CR Score of 61/100. It has 4.8★ from 384 Google reviews. It is open 7 days a week. Black Water Septic Pros (#2) and Sanitary Septic & Excavation (#3) follow. We ranked 50 septic service companies on ten factors, last updated November 3, 2026.
How many septic service companies are there in Trenton?
ContractorsRanked ranks 50 septic service companies serving Trenton, OH. Counts are as of November 2026.
Which septic service companies in Trenton are open 24/7?
9 ranked septic service companies in Trenton post 24/7 hours. The highest-ranked are Moore Sewer Services (#5), Mr. Rooter Plumbing of Greater Cincinnati (#6) and Affordable Septic (#8). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Trenton work on weekends?
26 of 50 ranked septic service companies post Saturday hours and 17 post Sunday hours. The highest-ranked open Saturdays are SepTek Services (#1), Black Water Septic Pros (#2) and Sanitary Septic & Excavation (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Trenton septic service companies have?
The median Google rating among 50 rated septic service companies in Trenton is 4.8★, with a median of 33 reviews. Atherton Plumbing - Dayton Drain Cleaning has the most, 1,087 reviews, and ranks #14. 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 Trenton count in this ranking?
Yes, if they are within 25 mi of the Trenton 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 Trenton
- November 2026: CR Scores recalculated for 50 septic service companies serving Trenton.
More septic service companies and Trenton pages
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