62/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.9★ from 1,127 Google reviews, listed on Google as “Septic system service”.
Best Septic Service Companies in McHenry, IL (2026)
100 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in McHenry: Tidy Tank Plumbing, Sewer, and Septic, CR Score 62/100; 4.9★ from 1,127 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): Ex-Stink Plumbing & Sewer, posts 24/7 hours; ranked #2 of 100.
- 4
Most-reviewed: ABC Plumbing, Sewer, Heating, Cooling & Electric, 22,524 Google reviews at 4.7★, the most of 100 ranked; ranked #4.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
100 McHenry septic service companies are ranked here by CR Score, from ten published factors. 55 are open 24/7, 72 open Saturdays and 56 open Sundays, based on posted hours. The median Google rating is 4.9★ across 100 rated businesses.
Top 10 septic service companies in McHenry at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Tidy Tank Plumbing, Sewer, and Septic | 62 | 4.9★ (1,127) | Crystal Lake, 8 mi away | 24/7 | Overall |
| 2 | Ex-Stink Plumbing & Sewer | 58 | 4.9★ (639) | Fox Lake, 6 mi away | 24/7 | Emergencies |
| 3 | J. Blanton Plumbing, Sewer & Drain | 58 | 4.7★ (467) | McHenry | 24/7 | — |
| 4 | ABC Plumbing, Sewer, Heating, Cooling & Electric | 58 | 4.7★ (22,524) | Arlington Heights, 20 mi away | 24/7 | Most reviews |
| 5 | Duane Blanton Plumbing, Sewer, Heating & Cooling | 58 | 4.7★ (2,290) | Round Lake, 9 mi away | 24/7 | — |
| 6 | S and J Plumbing & Sewer | 57 | 4.9★ (3,937) | Arlington Heights, 19 mi away | 24/7 | — |
| 7 | Carlos & Brothers Plumbing & Sewer | 57 | 4.9★ (83) | Fox Lake, 1 mi away | 24/7 | — |
| 8 | Northern Lakes Plumbing and Sewer | 57 | 5.0★ (128) | Fox Lake, 6 mi away | 24/7 | — |
| 9 | Cahill Heating, Cooling, Electric, Plumbing & Sewer | 56 | 5.0★ (1,064) | Lake Bluff, 19 mi away | 24/7 | — |
| 10 | Duane Blanton Plumbing, Sewer, Heating & Cooling | 56 | 4.9★ (105) | Fox Lake, 5 mi away | 24/7 | — |
The 100 best septic service companies in McHenry, ranked
Ordered by CR Score, a 0–100 score from ten published factors. Paid placement never changes the order.
Scores below: based on 8 of 10 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.
Based in Fox Lake, 6 mi away
58/100CR ScoreRanked #2 because of its Google rating and trade focus: 4.9★ from 639 Google reviews, listed on Google as “Plumber”.
Based in McHenry
58/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.7★ from 467 Google reviews, listed on Google as “Plumber”.
Based in Arlington Heights, 20 mi away
58/100CR ScoreRanked #4 because of its Google rating and review volume: 4.7★ from 22,524 Google reviews, the most in McHenry.
Based in Round Lake, 9 mi away
58/100CR ScoreRanked #5 because of its Google rating and review volume: 4.7★ from 2,290 Google reviews.
Based in Arlington Heights, 19 mi away
57/100CR ScoreRanked #6 because of its Google rating and review volume: 4.9★ from 3,937 Google reviews.
Based in Fox Lake, 1 mi away
57/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.9★ from 83 Google reviews, listed on Google as “Plumber”.
Based in Fox Lake, 6 mi away
57/100CR ScoreRanked #8 because of its Google rating and trade focus: 5.0★ from 128 Google reviews, listed on Google as “Plumber”.
Based in Lake Bluff, 19 mi away
56/100CR ScoreRanked #9 because of its Google rating and trade focus: 5.0★ from 1,064 Google reviews, listed on Google as “HVAC contractor”.
Based in Fox Lake, 5 mi away
56/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.9★ from 105 Google reviews, listed on Google as “HVAC contractor”.
Based in Johnsburg, 4 mi away
56/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.8★ from 113 Google reviews, listed on Google as “Plumber”.
Based in Fox Lake, 6 mi away
56/100CR ScoreRanked #12 because of its Google rating and trade focus: 4.8★ from 140 Google reviews, listed on Google as “Plumber”.
Based in Round Lake, 10 mi away
56/100CR ScoreRanked #13 because of its Google rating and trade focus: 5.0★ from 149 Google reviews, listed on Google as “Plumber”.
Based in Lake Villa, 10 mi away
56/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.8★ from 284 Google reviews, listed on Google as “Plumber”.
Based in Lake in the Hills, 9 mi away
56/100CR ScoreRanked #15 because of its Google rating and trade focus: 4.9★ from 146 Google reviews, listed on Google as “Plumber”.
Based in McHenry
56/100CR ScoreRanked #16 because of its Google rating and trade focus: 5.0★ from 203 Google reviews, listed on Google as “Plumber”.
Based in Antioch, 15 mi away
55/100CR ScoreRanked #17 because of its Google rating and trade focus: 4.7★ from 887 Google reviews, listed on Google as “Plumber”.
Based in Lake in the Hills, 10 mi away
55/100CR ScoreRanked #18 because of its Google rating and trade focus: 5.0★ from 6 Google reviews, listed on Google as “Septic system service”.
Based in Fox Lake, 3 mi away
55/100CR ScoreRanked #19 because of its Google rating and review volume: 4.6★ from 591 Google reviews.
Based in Algonquin, 14 mi away
55/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.8★ from 244 Google reviews, listed on Google as “Plumber”.
Based in Hoffman Estates, 18 mi away
54/100CR ScoreRanked #21 because of its Google rating and trade focus: 4.9★ from 310 Google reviews, listed on Google as “Plumber”.
#22 ASAP Plumbing
Based in Woodstock, 11 mi away
54/100CR ScoreRanked #22 because of its Google rating and review volume: 4.9★ from 395 Google reviews.
Based in Wheeling, 23 mi away
54/100CR ScoreRanked #23 because of its Google rating and review volume: 4.7★ from 1,332 Google reviews.
Based in Lakemoor, 5 mi away
54/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.8★ from 22 Google reviews, listed on Google as “Plumber”.
Based in Lincolnshire, 19 mi away
54/100CR ScoreRanked #25 because of its Google rating and review volume: 4.9★ from 3,148 Google reviews.
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 100 ranked septic service companies here; the rest are on their profiles.
Also serving McHenry
12 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 |
|---|---|---|
| A Better Plumber & Sewer Company Inc. | 5.0★ (1) | 4 mi |
| Apex Plumbing Pros LLC | 5.0★ (2) | 8 mi |
| Central Plumbing, Heating & Cooling Co. | In McHenry | |
| Drain 911 Plumbing and Sewer Rodding | 3.0★ (2) | 22 mi |
| Guenther Plumbing & Sewer Service | 5.0★ (1) | 21 mi |
| Illinois Sewer & Drain Inc | 5.0★ (1) | 20 mi |
| Mainline Sewer & Septic | 5.0★ (2) | 13 mi |
| Northshore Sewer & Drain | 20 mi | |
| Raudel And Son Serna Plumbing, Sewer, And Water | 5.0★ (1) | 10 mi |
| Septic Tank Pumping of Arlington Heights | 23 mi | |
| Speed Plumbing Sewer and Drainage Inc. | 5.0★ (2) | 8 mi |
| Tidy Tank Plumbing, Sewer, and Septic | 13 mi |
How we ranked McHenry septic service companies
We scored 100 McHenry 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 McHenry 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 McHenry: frequently asked questions
Who is the best septic service company in McHenry?
By CR Score, the highest-ranked septic service company in McHenry, IL is Tidy Tank Plumbing, Sewer, and Septic with a CR Score of 62/100. It has 4.9★ from 1,127 Google reviews. It is open 24/7. Ex-Stink Plumbing & Sewer (#2) and J. Blanton Plumbing, Sewer & Drain (#3) follow. We ranked 100 septic service companies on ten factors, last updated November 3, 2026.
How many septic service companies are there in McHenry?
ContractorsRanked ranks 100 septic service companies serving McHenry, IL. 5 of them are based in McHenry; the rest serve it from nearby towns. Another 12 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which septic service companies in McHenry are open 24/7?
55 ranked septic service companies in McHenry post 24/7 hours. The highest-ranked are Tidy Tank Plumbing, Sewer, and Septic (#1), Ex-Stink Plumbing & Sewer (#2) and J. Blanton Plumbing, Sewer & Drain (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in McHenry work on weekends?
72 of 100 ranked septic service companies post Saturday hours and 56 post Sunday hours. The highest-ranked open Saturdays are Tidy Tank Plumbing, Sewer, and Septic (#1), Ex-Stink Plumbing & Sewer (#2) and J. Blanton Plumbing, Sewer & Drain (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do McHenry septic service companies have?
The median Google rating among 100 rated septic service companies in McHenry is 4.9★, with a median of 53 reviews. ABC Plumbing, Sewer, Heating, Cooling & Electric has the most, 22,524 reviews, and ranks #4. 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 McHenry count in this ranking?
Yes, if they are within 25 mi of the McHenry 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 McHenry
- November 2026: CR Scores recalculated for 100 septic service companies serving McHenry.
- November 2026: 1 duplicate listing merged.
More septic service companies and McHenry pages
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