60/100CR Score
Ranked #1 because of its Google rating and trade focus: 5.0★ from 48 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 Zanesville, OH (2026)
15 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Zanesville: Allstar Septic Pumping, CR Score 60/100; 5.0★ from 48 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): United Septic Services, posts 24/7 hours; ranked #2 of 15.
- 8
Most-reviewed: Affordable Waste Services, 270 Google reviews at 4.9★, the most of 15 ranked; ranked #8.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
15 Zanesville septic service companies are ranked here by CR Score, from ten published factors. 4 are open 24/7, 4 open Saturdays and 4 open Sundays, based on posted hours. The median Google rating is 4.8★ across 15 rated businesses.
Top 10 septic service companies in Zanesville at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Allstar Septic Pumping | 60 | 5.0★ (48) | Newark, 16 mi away | 24/7 | Overall |
| 2 | United Septic Services | 60 | 5.0★ (8) | Zanesville | 24/7 | Emergencies |
| 3 | ASK Services LLC | 59 | 4.8★ (11) | Zanesville | 24/7 | — |
| 4 | Eagle Eye Septic Solution, LLC | 58 | 4.9★ (30) | Zanesville | — | — |
| 5 | Dow Cameron Oil & Gas | 55 | 4.4★ (9) | Zanesville | — | — |
| 6 | Jack's Septic Tank Cleaning | 54 | 4.5★ (34) | Newark, 22 mi away | — | — |
| 7 | David L Mitchell Septic Tank | 54 | 4.8★ (18) | Cambridge, 20 mi away | — | — |
| 8 | Affordable Waste Services | 51 | 4.9★ (270) | Newark, 22 mi away | — | Most reviews |
| 9 | Hains Septic Pumping | 50 | 5.0★ (5) | Newark, 22 mi away | — | — |
| 10 | Forest Hill Septic Tank Cleaning | 50 | 4.6★ (19) | Coshocton, 24 mi away | — | — |
The 15 best septic service companies in Zanesville, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Based in Zanesville
60/100CR ScoreRanked #2 because of its Google rating and trade focus: 5.0★ from 8 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Zanesville
59/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.8★ 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 Zanesville
58/100CR ScoreRanked #4 because of its Google rating and trade focus: 4.9★ 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 Zanesville
55/100CR ScoreRanked #5 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 Newark, 22 mi away
54/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.5★ from 34 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Cambridge, 20 mi away
54/100CR ScoreRanked #7 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 Newark, 22 mi away
51/100CR ScoreRanked #8 because of its Google rating and review volume: 4.9★ from 270 Google reviews, the most in Zanesville.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Newark, 22 mi away
50/100CR ScoreRanked #9 because of its Google rating and trade focus: 5.0★ from 5 Google reviews, listed on Google as “Septic system service”.
Based on 7 of 10 factors; credentials, recency and availability not yet collected.
Based in Coshocton, 24 mi away
50/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.6★ from 19 Google reviews, listed on Google as “Septic system service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Newark, 19 mi away
50/100CR ScoreRanked #11 because of its Google rating and review volume: 4.8★ from 50 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Zanesville
49/100CR ScoreRanked #12 because of its Google rating and review volume: 3.9★ from 33 Google reviews.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Zanesville
49/100CR ScoreRanked #13 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Based in Beavercreek, 23 mi away
49/100CR ScoreRanked #14 because of its Google rating and trade focus: 5.0★ from 3 Google reviews, listed on Google as “Plumber”.
Based on 8 of 10 factors; credentials and recency not yet collected.
#15 RoxSol
Based in Zanesville
48/100CR ScoreRanked #15 because of its Google rating and trade focus: 3.9★ from 14 Google reviews, listed on Google as “Soil testing service”.
Based on 8 of 10 factors; credentials and recency not yet collected.
Also serving Zanesville
6 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 |
|---|---|---|
| A1 Septic Systems | 5.0★ (1) | In Zanesville |
| Ace Septic Service | In Zanesville | |
| Afford-A-Rooter | 5.0★ (1) | 22 mi |
| Dodrill Excavating | 23 mi | |
| R W Teisinger Excavating | 5.0★ (1) | 1 mi |
| Stiles Septic Service | 19 mi |
How we ranked Zanesville septic service companies
We scored 15 Zanesville 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 Zanesville 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 Zanesville: frequently asked questions
Who is the best septic service company in Zanesville?
By CR Score, the highest-ranked septic service company in Zanesville, OH is Allstar Septic Pumping with a CR Score of 60/100. It has 5.0★ from 48 Google reviews. It is open 24/7. United Septic Services (#2) and ASK Services LLC (#3) follow. We ranked 15 septic service companies on ten factors, last updated November 3, 2026.
How many septic service companies are there in Zanesville?
ContractorsRanked ranks 15 septic service companies serving Zanesville, OH. 7 of them are based in Zanesville; the rest serve it from nearby towns. Another 6 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which septic service companies in Zanesville are open 24/7?
4 ranked septic service companies in Zanesville post 24/7 hours. The highest-ranked are Allstar Septic Pumping (#1), United Septic Services (#2) and ASK Services LLC (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Zanesville work on weekends?
4 of 15 ranked septic service companies post Saturday hours and 4 post Sunday hours. The highest-ranked open Saturdays are Allstar Septic Pumping (#1), United Septic Services (#2) and Allstate drain cleaning (#13). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Zanesville septic service companies have?
The median Google rating among 15 rated septic service companies in Zanesville is 4.8★, with a median of 18 reviews. Affordable Waste Services has the most, 270 reviews, and ranks #8. 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 Zanesville count in this ranking?
Yes, if they are within 25 mi of the Zanesville 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 Zanesville
- November 2026: CR Scores recalculated for 15 septic service companies serving Zanesville.
- November 2026: 1 duplicate listing merged.
More septic service companies and Zanesville pages
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