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Best Septic Service Companies in Middletown, OH (2026)

51 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Middletown: SepTek Services, CR Score 62/100; 4.8★ from 384 Google reviews; open 7 days a week.

  2. 5

    Best for emergencies (open 24/7): Affordable Septic, posts 24/7 hours; ranked #5 of 51.

  3. 11

    Most-reviewed: Atherton Plumbing - Dayton Drain Cleaning, 1,087 Google reviews at 4.8★, the most of 51 ranked; ranked #11.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

51 Middletown septic service companies are ranked here by CR Score, from ten published factors. 12 are open 24/7, 27 open Saturdays and 18 open Sundays, based on posted hours. The median Google rating is 4.7★ across 51 rated businesses.

Top 10 septic service companies in Middletown at a glance

Top 10 septic service companies in Middletown at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1SepTek Services624.8★ (384)Franklin, 8 mi awaySat · SunOverall
2Triple A Pro Services624.8★ (653)Middletown——
3Sanitary Septic & Excavation605.0★ (85)MiddletownSat—
4Black Water Septic Pros604.8★ (211)Hamilton, 12 mi awaySat · Sun—
5Affordable Septic595.0★ (9)Middletown24/7Emergencies
6Moore Sewer Services585.0★ (321)Trotwood, 18 mi away24/7—
7Mr. Rooter Plumbing of Greater Cincinnati574.7★ (819)Cincinnati, 14 mi away24/7—
8Johnny's A-1 Sanitation564.6★ (44)Middletown——
9Smallwood Septic & Excavating554.4★ (9)MiddletownSat—
10Bishop Septic Pumping554.6★ (66)Mason, 15 mi away——

The 51 best septic service companies in Middletown, ranked

Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.

  1. Ranked #1 in Middletown

    Based in Franklin, 8 mi away

    62/100CR 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.

    • 4.8★ from 384 Google reviews
    Hours
    Mon–Sun 9 AM–5 PM
    Address
    3101 Beal Rd, Franklin, OH 45005
  2. Based in Middletown

    62/100CR Score

    Ranked #2 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.

    • 4.8★ from 653 Google reviews
    Hours
    Mon–Fri 7:30 AM–5 PM · Sat–Sun closed
  3. Based in Middletown

    60/100CR Score

    Ranked #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.

    • 5.0★ from 85 Google reviews
    Hours
    Mon–Fri 8 AM–5 PM · Sat 8 AM–12 PM · Sun closed
    Address
    6711 Hamilton Middletown Rd, Middletown, OH 45044
  4. Based in Hamilton, 12 mi away

    60/100CR Score

    Ranked #4 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.

    • 4.8★ from 211 Google reviews
    Hours
    Mon–Sun 7 AM–6 PM
  5. Based in Middletown

    59/100CR Score

    Ranked #5 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.

    • 5.0★ from 9 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
  6. Based in Middletown

    56/100CR Score

    Ranked #8 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.

    • 4.6★ from 44 Google reviews
    Hours
    Mon–Fri 8:30 AM–4:30 PM · Sat–Sun closed
    Address
    220 Oxford State Rd, Middletown, OH 45044
  7. Based in Mason, 15 mi away

    55/100CR Score

    Ranked #10 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.

    • 4.6★ from 66 Google reviews
    Address
    6049 OH-48, Maineville, OH 45039
  8. Based in Germantown, 12 mi away

    55/100CR Score

    Ranked #12 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.

    • 4.8★ from 33 Google reviews
    Hours
    Mon–Sat 8 AM–7 PM · Sun closed
    Address
    4302 Lutheran Church Rd, Germantown, OH 45327
  9. Based in Hamilton, 14 mi away

    54/100CR Score

    Ranked #13 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.

    • 4.8★ from 297 Google reviews
    Hours
    Mon–Sun 8 AM–8 PM
    Address
    29 Standen Dr #106, Hamilton, OH 45015
  10. Based in Dayton, 24 mi away

    53/100CR Score

    Ranked #18 because of its Google rating and trade focus: 4.9★ from 50 Google reviews, listed on Google as “Septic system service”.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 4.9★ from 50 Google reviews
    Hours
    Mon–Fri 7 AM–5 PM · Sat 7 AM–12 PM · Sun closed
  11. Based in Franklin, 7 mi away

    52/100CR Score

    Ranked #22 because of its Google rating and availability: 5.0★ from 17 Google reviews, open 24/7.

    Based on 8 of 10 factors; credentials and recency not yet collected.

    • 5.0★ from 17 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    430 Conover Dr, Franklin, OH 45005
  12. Based in Hamilton, 20 mi away

    52/100CR Score

    Ranked #23 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.

    • 4.8★ from 18 Google reviews
    Address
    2684 Morgan Ln, Hamilton, OH 45013
  13. Based in Oxford, 13 mi away

    51/100CR Score

    Ranked #24 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.

    • 1.8★ from 5 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
  14. Based in Hamilton, 12 mi away

    51/100CR Score

    Ranked #25 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.

    • 4.6★ from 16 Google reviews
    Hours
    Mon–Fri 8 AM–4 PM · Sat–Sun closed
    Address
    1480 Beissinger Rd, Hamilton, OH 45013

Septic service companies ranked #26 to #50

#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile. We publish the top 50 of 51 ranked septic service companies here; the rest are on their profiles.

septic service companies in Middletown, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26CME Sewer Repair514.9★ (169)20 mi
27Affordable Sewer & Drain Cleaning514.5★ (30)22 mi
28Dayton Sewer and Drain504.6★ (38)21 mi
29Winelco - Septic in Cincinnati, OH493.7★ (35)15 mi
30Speedy Septic Service LLC494.7★ (31)24 mi
31Getz Sewer & Water Repair, LLC495.0★ (50)24 mi
32Brookville Sewer & Drain494.9★ (33)22 mi
33Municipal & Contractor Sealing Products, Inc.494.7★ (13)22 mi
34CS Gruter Excavating485.0★ (57)20 mi
35United Rentals - Reliable Onsite Services484.7★ (15)25 mi
36CT Brown Sanitation & Drain Cleaning484.3★ (27)23 mi
37Mullis Septic Services474.3★ (7)22 mi
38Dill's Dirt Work & Demolition LLC474.0★ (3)In Middletown
39Call Tim Ryan Inc464.1★ (45)14 mi
40Arnold's Sewer Services464.6★ (17)17 mi
41Dayton Sewer & Drain464.3★ (13)24 mi
42Southern Touch Excavating455.0★ (6)14 mi
43Apple Plumbing, Inc.454.8★ (31)17 mi
44Bayless Plumbing Sewer & Drain LLC454.2★ (19)19 mi
45Trippel Contracting Services455.0★ (7)16 mi
46Haddix Excavating455.0★ (10)13 mi
47Drainwell sewer and drain llc455.0★ (3)15 mi
48Affordable 24-7 Emergency Sewer Plumbing & Heating441.7★ (34)23 mi
49B&B Plumbing and Heating Co.434.1★ (40)19 mi
50Perfect-A-Waste Sewage414.4★ (7)23 mi

Also serving Middletown

17 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.

How we ranked Middletown septic service companies

We scored 51 Middletown 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.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed fromIn Middletown data
Reputation25%Google star rating, adjusted for how many reviews back itMeasured
Credentials15%Active state license, bond and workers’ comp on fileNot yet collected
Review volume10%Number of Google reviews, compared with the most-reviewed business on the listMeasured
Recency5%Share of reviews from the last 12 monthsNot yet collected
Availability5%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%How clearly the business does this trade (its Google category and name)Measured
Proximity5%Based in the city scores highest, less the farther away it isMeasured
Claimed profile10%The business has claimed its ContractorsRanked profile (free or paid earn the same)Measured
Partnered5%The business links to ContractorsRanked from its own website with our badge, checked periodicallyMeasured
ContractorsRanked reviews10%Verified customer reviews collected by ContractorsRanked: their rating and how many there areMeasured

Septic service companies in Middletown: frequently asked questions

Who is the best septic service company in Middletown?

By CR Score, the highest-ranked septic service company in Middletown, OH is SepTek Services with a CR Score of 62/100. It has 4.8★ from 384 Google reviews. It is open 7 days a week. Triple A Pro Services (#2) and Sanitary Septic & Excavation (#3) follow. We ranked 51 septic service companies on ten factors, last updated November 3, 2026.

How many septic service companies are there in Middletown?

ContractorsRanked ranks 51 septic service companies serving Middletown, OH. 6 of them are based in Middletown; the rest serve it from nearby towns. Another 17 within 25 mi are listed but not ranked yet. Counts are as of November 2026.

Which septic service companies in Middletown are open 24/7?

12 ranked septic service companies in Middletown post 24/7 hours. The highest-ranked are Affordable Septic (#5), Moore Sewer Services (#6) and Mr. Rooter Plumbing of Greater Cincinnati (#7). Hours come from each business's Google listing as of November 2026, so call to confirm.

Which septic service companies in Middletown work on weekends?

27 of 51 ranked septic service companies post Saturday hours and 18 post Sunday hours. The highest-ranked open Saturdays are SepTek Services (#1), Sanitary Septic & Excavation (#3) and Black Water Septic Pros (#4). Posted hours are office hours; crews may book weekend jobs separately.

What Google rating do Middletown septic service companies have?

The median Google rating among 51 rated septic service companies in Middletown is 4.7★, with a median of 34 reviews. Atherton Plumbing - Dayton Drain Cleaning has the most, 1,087 reviews, and ranks #11. 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 Middletown count in this ranking?

Yes, if they are within 25 mi of the Middletown 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 Middletown

  1. November 2026: CR Scores recalculated for 51 septic service companies serving Middletown.
  2. November 2026: 1 duplicate listing merged.

More septic service companies and Middletown pages

Other trades in Middletown