63/100CR Score
Ranked #1 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.
Best Septic Service Companies in Hamilton, OH (2026)
43 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Hamilton: Black Water Septic Pros, CR Score 63/100; 4.8★ from 211 Google reviews; open 7 days a week.
- 3
Best for emergencies (open 24/7): Mr. Rooter Plumbing of Greater Cincinnati, posts 24/7 hours; ranked #3 of 43.
- 3
Most-reviewed: Mr. Rooter Plumbing of Greater Cincinnati, 819 Google reviews at 4.7★, the most of 43 ranked; ranked #3.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
43 Hamilton septic service companies are ranked here by CR Score, from ten published factors. 7 are open 24/7, 21 open Saturdays and 14 open Sundays, based on posted hours. The median Google rating is 4.7★ across 43 rated businesses.
Top 10 septic service companies in Hamilton at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Black Water Septic Pros | 63 | 4.8★ (211) | Hamilton | Sat · Sun | Overall |
| 2 | SepTek Services | 60 | 4.8★ (384) | Franklin, 19 mi away | Sat · Sun | — |
| 3 | Mr. Rooter Plumbing of Greater Cincinnati | 59 | 4.7★ (819) | Cincinnati, 8 mi away | 24/7 | Emergencies, Most reviews |
| 4 | Sanitary Septic & Excavation | 58 | 5.0★ (85) | Middletown, 9 mi away | Sat | — |
| 5 | Dupps Plumbing, Inc. | 58 | 4.8★ (297) | Hamilton | Sat · Sun · Evenings | — |
| 6 | A.K. Butler Services, LLC | 57 | 4.8★ (18) | Hamilton | — | — |
| 7 | George's Septic Tank Sewer Services | 57 | 4.3★ (36) | Hamilton | — | — |
| 8 | Triple A Pro Services | 57 | 4.8★ (653) | Middletown, 22 mi away | — | — |
| 9 | Mr. Rooter Plumbing of Butler and Warren Counties | 56 | 4.8★ (109) | Beckett Ridge, 7 mi away | 24/7 | — |
| 10 | Affordable Septic | 55 | 5.0★ (9) | Middletown, 17 mi away | 24/7 | — |
The 43 best septic service companies in Hamilton, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Franklin, 19 mi away
60/100CR ScoreRanked #2 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.
Based in Cincinnati, 8 mi away
59/100CR ScoreRanked #3 because of its Google rating and review volume: 4.7★ from 819 Google reviews, the most in Hamilton.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Middletown, 9 mi away
58/100CR ScoreRanked #4 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 Hamilton
58/100CR ScoreRanked #5 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 Hamilton
57/100CR ScoreRanked #6 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 Hamilton
57/100CR ScoreRanked #7 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 Middletown, 22 mi away
57/100CR ScoreRanked #8 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 Beckett Ridge, 7 mi away
56/100CR ScoreRanked #9 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 Middletown, 17 mi away
55/100CR ScoreRanked #10 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 Hamilton
54/100CR ScoreRanked #11 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.
Based in Mason, 19 mi away
54/100CR ScoreRanked #12 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 The Village of Indian Hill, 16 mi away
54/100CR ScoreRanked #13 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 Middletown, 9 mi away
54/100CR ScoreRanked #14 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.
#15 Exnil Septic
Based in Cincinnati, 18 mi away
54/100CR ScoreRanked #15 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 Cincinnati, 17 mi away
54/100CR ScoreRanked #16 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.
Based in Oxford, 7 mi away
53/100CR ScoreRanked #17 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.
#18 CME Sewer Repair
Based in Reading, 13 mi away
53/100CR ScoreRanked #18 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.
Based in Middletown, 10 mi away
53/100CR ScoreRanked #19 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 Cincinnati, 17 mi away
53/100CR ScoreRanked #20 because of its Google rating and trade focus: 5.0★ from 7 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Germantown, 23 mi away
52/100CR ScoreRanked #21 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 Francisville, 15 mi away
52/100CR ScoreRanked #22 because of its Google rating and trade focus: 5.0★ from 50 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Cincinnati, 19 mi away
51/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.5★ from 42 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Connersville, 18 mi away
51/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.7★ from 31 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Cincinnati, 15 mi away
51/100CR ScoreRanked #25 because of its Google rating and trade focus: 3.7★ from 10 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
All 43 septic service companies
#1 to #25 are shown in full above. Here are #26 to #43, in CR Score order; each links to its profile.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | Winelco - Septic in Cincinnati, OH | 51 | 3.7★ (35) | 10 mi |
| 27 | Municipal & Contractor Sealing Products, Inc. | 51 | 4.7★ (13) | 15 mi |
| 28 | Alliance Septic and Excavating LLC | 50 | 5.0★ (18) | 25 mi |
| 29 | United Rentals - Reliable Onsite Services | 50 | 4.7★ (15) | 16 mi |
| 30 | Mullis Septic Services | 50 | 4.3★ (7) | 11 mi |
| 31 | Exnil Grease | 50 | 5.0★ (23) | 19 mi |
| 32 | Precision Pipe Works | 49 | 5.0★ (17) | 19 mi |
| 33 | Carroll Gompf & Son Sewer | 48 | 4.7★ (25) | 24 mi |
| 34 | Call Tim Ryan Inc | 47 | 4.1★ (45) | 12 mi |
| 35 | Southern Touch Excavating | 47 | 5.0★ (6) | 9 mi |
| 36 | Trippel Contracting Services | 46 | 5.0★ (7) | 12 mi |
| 37 | Affordable 24-7 Emergency Sewer Plumbing & Heating | 45 | 1.7★ (34) | 18 mi |
| 38 | B&B Plumbing and Heating Co. | 45 | 4.1★ (40) | 13 mi |
| 39 | Jay's Sewer & Drain | 44 | 4.7★ (3) | 24 mi |
| 40 | Perfect-A-Waste Sewage | 43 | 4.4★ (7) | 14 mi |
| 41 | Haddix Excavating | 43 | 5.0★ (10) | 21 mi |
| 42 | Dill's Dirt Work & Demolition LLC | 43 | 4.0★ (3) | 18 mi |
| 43 | Russell Plumbing | 41 | 3.2★ (37) | 18 mi |
Also serving Hamilton
16 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 |
|---|---|---|
| 4Aces Plumbing & Septic Services | 5.0★ (2) | 11 mi |
| All About Plumbing & Water Systems | 4.0★ (2) | 25 mi |
| C.Burns sewer & drain service | 5.0★ (1) | 25 mi |
| Cincinnati Water Heater Pros | 25 mi | |
| Clearpoint Contracting | 5.0★ (1) | 18 mi |
| Dill's Dirt Work and Demolition LLC | 19 mi | |
| Dirt worx LLC | 25 mi | |
| Eco Septic Tank Pumping Cincinnati | 16 mi | |
| Eco System Supply | 10 mi | |
| Green Acres Excavating | 5.0★ (2) | 5 mi |
| Haddix Environmental Services | 21 mi | |
| LandWORX Cincinnati LLC | 17 mi | |
| Neal's Septic Services | 18 mi | |
| Sep Tek | 8 mi | |
| Septic Services in Cincinnati | 18 mi | |
| Tri State Liquid Waste | In Hamilton |
How we ranked Hamilton septic service companies
We scored 43 Hamilton 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 Hamilton 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 Hamilton: frequently asked questions
Who is the best septic service company in Hamilton?
By CR Score, the highest-ranked septic service company in Hamilton, OH is Black Water Septic Pros with a CR Score of 63/100. It has 4.8★ from 211 Google reviews. It is open 7 days a week. SepTek Services (#2) and Mr. Rooter Plumbing of Greater Cincinnati (#3) follow. We ranked 43 septic service companies on ten factors, last updated November 3, 2026.
How many septic service companies are there in Hamilton?
ContractorsRanked ranks 43 septic service companies serving Hamilton, OH. 5 of them are based in Hamilton; the rest serve it from nearby towns. Another 16 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which septic service companies in Hamilton are open 24/7?
7 ranked septic service companies in Hamilton post 24/7 hours. The highest-ranked are Mr. Rooter Plumbing of Greater Cincinnati (#3), Mr. Rooter Plumbing of Butler and Warren Counties (#9) and Affordable Septic (#10). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Hamilton work on weekends?
21 of 43 ranked septic service companies post Saturday hours and 14 post Sunday hours. The highest-ranked open Saturdays are Black Water Septic Pros (#1), SepTek Services (#2) and Mr. Rooter Plumbing of Greater Cincinnati (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Hamilton septic service companies have?
The median Google rating among 43 rated septic service companies in Hamilton is 4.7★, with a median of 26 reviews. Mr. Rooter Plumbing of Greater Cincinnati has the most, 819 reviews, and ranks #3. 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 Hamilton count in this ranking?
Yes, if they are within 25 mi of the Hamilton 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 Hamilton
- November 2026: CR Scores recalculated for 43 septic service companies serving Hamilton.
More septic service companies and Hamilton pages
Septic service companies near Hamilton
- Septic service companies in Fairfield, OH45 ranked
- Septic service companies in Trenton, OH50 ranked
- Septic service companies in Forest Park, OH51 ranked
- Septic service companies in Springdale, OH53 ranked
- Septic service companies in Northbrook, OH47 ranked
- Septic service companies in Monroe, OH52 ranked
- Septic service companies in Middletown, OH51 ranked
- Septic service companies in Sharonville, OH56 ranked
- Septic service companies in Oxford, OH34 ranked
- Septic service companies in White Oak, OH48 ranked
Other trades in Hamilton
- Roofers in Hamilton760 ranked
- Plumbers in Hamilton338 ranked
- Electricians in Hamilton262 ranked
- HVAC contractors in Hamilton373 ranked
- General contractors in Hamilton456 ranked
- Painters in Hamilton149 ranked
- Landscapers in Hamilton209 ranked
- Handymen in Hamilton65 ranked
- Kitchen remodelers in Hamilton257 ranked
- Bathroom remodelers in Hamilton264 ranked
- Flooring contractors in Hamilton251 ranked
- Tile installers in Hamilton46 ranked
- Drywall contractors in Hamilton16 ranked
- Concrete contractors in Hamilton257 ranked
- Fence contractors in Hamilton86 ranked
- Deck builders in Hamilton155 ranked
- Siding contractors in Hamilton359 ranked
- Window installers in Hamilton260 ranked
- Gutter installers in Hamilton202 ranked
- Insulation contractors in Hamilton52 ranked
- Solar installers in Hamilton55 ranked
- Garage door repair companies in Hamilton61 ranked
- Foundation repair companies in Hamilton90 ranked
- Tree services in Hamilton222 ranked
- Masonry contractors in Hamilton130 ranked
- Water damage restoration companies in Hamilton322 ranked
- Home builders in Hamilton343 ranked
- Demolition contractors in Hamilton48 ranked
- Window cleaners in Hamilton33 ranked
- Pressure washing companies in Hamilton74 ranked
- Pest control companies in Hamilton116 ranked
- Paving contractors in Hamilton101 ranked
- Auto glass repair shops in Hamilton98 ranked
- Excavating contractors in Hamilton127 ranked
- Pool builders in Hamilton120 ranked
- All contractors in Hamilton