Ranked #1 in Waukegan
Based in Lake Bluff, 6 mi away
60/100CR Score
Ranked #1 because of its Google rating and trade focus: 5.0★ from 1,064 Google reviews, listed on Google as “HVAC contractor”.
Best Septic Service Companies in Waukegan, IL (2026)
123 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in Waukegan: Cahill Heating, Cooling, Electric, Plumbing & Sewer, CR Score 60/100; 5.0★ from 1,064 Google reviews; open 24/7.
- 2
Best for emergencies (open 24/7): ABC Plumbing, Sewer, Heating, Cooling & Electric, posts 24/7 hours; ranked #2 of 123.
- 2
Most-reviewed: ABC Plumbing, Sewer, Heating, Cooling & Electric, 22,524 Google reviews at 4.7★, the most of 123 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
123 Waukegan septic service companies are ranked here by CR Score, from ten published factors. 67 are open 24/7, 85 open Saturdays and 71 open Sundays, based on posted hours. The median Google rating is 4.9★ across 123 rated businesses.
Top 10 septic service companies in Waukegan at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Cahill Heating, Cooling, Electric, Plumbing & Sewer | 60 | 5.0★ (1,064) | Lake Bluff, 6 mi away | 24/7 | Overall |
| 2 | ABC Plumbing, Sewer, Heating, Cooling & Electric | 59 | 4.7★ (22,524) | Arlington Heights, 17 mi away | 24/7 | Emergencies, Most reviews |
| 3 | S and J Plumbing & Sewer | 58 | 4.9★ (3,937) | Arlington Heights, 18 mi away | 24/7 | — |
| 4 | Duane Blanton Plumbing, Sewer, Heating & Cooling | 57 | 4.7★ (2,290) | Round Lake, 13 mi away | 24/7 | — |
| 5 | SPG Plumbing, Drain and Sewer Gurnee | 57 | 5.0★ (103) | Gurnee, 3 mi away | 24/7 | — |
| 6 | C.A.B. Backflow Inc. Plumbing, Sewer & Drainage | 57 | 4.9★ (65) | Waukegan | 24/7 | — |
| 7 | T And T Plumbing & Sewer | 56 | 4.7★ (184) | Gurnee, 3 mi away | 24/7 | — |
| 8 | Pitel Septic, Inc. | 56 | 4.9★ (79) | Woodstock, 3 mi away | Sat | — |
| 9 | Wally Blanton Plumbing and Sewer | 56 | 4.7★ (887) | Antioch, 13 mi away | 24/7 | — |
| 10 | Ex-Stink Plumbing & Sewer | 56 | 4.9★ (639) | Fox Lake, 17 mi away | 24/7 | — |
The 123 best septic service companies in Waukegan, 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 Arlington Heights, 17 mi away
59/100CR ScoreRanked #2 because of its Google rating and review volume: 4.7★ from 22,524 Google reviews, the most in Waukegan.
Based in Arlington Heights, 18 mi away
58/100CR ScoreRanked #3 because of its Google rating and review volume: 4.9★ from 3,937 Google reviews.
Based in Round Lake, 13 mi away
57/100CR ScoreRanked #4 because of its Google rating and review volume: 4.7★ from 2,290 Google reviews.
Based in Gurnee, 3 mi away
57/100CR ScoreRanked #5 because of its Google rating and trade focus: 5.0★ from 103 Google reviews, listed on Google as “HVAC contractor”.
Based in Waukegan
57/100CR ScoreRanked #6 because of its Google rating and trade focus: 4.9★ from 65 Google reviews, listed on Google as “Plumber”.
Based in Gurnee, 3 mi away
56/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.7★ from 184 Google reviews, listed on Google as “Plumber”.
Based in Woodstock, 3 mi away
56/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.9★ from 79 Google reviews, listed on Google as “Septic system service”.
Based in Antioch, 13 mi away
56/100CR ScoreRanked #9 because of its Google rating and trade focus: 4.7★ from 887 Google reviews, listed on Google as “Plumber”.
Based in Fox Lake, 17 mi away
56/100CR ScoreRanked #10 because of its Google rating and trade focus: 4.9★ from 639 Google reviews, listed on Google as “Plumber”.
Based in Deerfield, 14 mi away
56/100CR ScoreRanked #11 because of its Google rating and trade focus: 4.9★ from 384 Google reviews, listed on Google as “Plumber”.
Based in Round Lake, 11 mi away
56/100CR ScoreRanked #12 because of its Google rating and trade focus: 5.0★ from 149 Google reviews, listed on Google as “Plumber”.
Based in Wheeling, 17 mi away
55/100CR ScoreRanked #13 because of its Google rating and review volume: 4.7★ from 1,332 Google reviews.
Based in Northbrook, 17 mi away
55/100CR ScoreRanked #14 because of its Google rating and trade focus: 4.8★ from 751 Google reviews, listed on Google as “Plumber”.
Based in Lincolnshire, 13 mi away
55/100CR ScoreRanked #15 because of its Google rating and review volume: 4.9★ from 3,148 Google reviews.
Based in Zion, 7 mi away
55/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.6★ from 152 Google reviews, listed on Google as “Plumber”.
Based in McHenry, 3 mi away
55/100CR ScoreRanked #17 because of its Google rating and trade focus: 5.0★ from 203 Google reviews, listed on Google as “Plumber”.
Based in Lake Villa, 15 mi away
55/100CR ScoreRanked #18 because of its Google rating and trade focus: 4.8★ from 284 Google reviews, listed on Google as “Plumber”.
Based in Antioch, 13 mi away
55/100CR ScoreRanked #19 because of its Google rating and trade focus: 4.6★ from 458 Google reviews, listed on Google as “Plumber”.
Based in Northbrook, 17 mi away
54/100CR ScoreRanked #20 because of its Google rating and trade focus: 4.7★ from 496 Google reviews, listed on Google as “Plumber”.
Based in Fox Lake, 17 mi away
54/100CR ScoreRanked #21 because of its Google rating and trade focus: 5.0★ from 128 Google reviews, listed on Google as “Plumber”.
Based in Lake Bluff, 6 mi away
54/100CR ScoreRanked #22 because of its Google rating and review volume: 4.8★ from 236 Google reviews.
Based in Libertyville, 8 mi away
54/100CR ScoreRanked #23 because of its Google rating and trade focus: 4.6★ from 71 Google reviews, listed on Google as “Plumber”.
Based in Lake Bluff, 6 mi away
54/100CR ScoreRanked #24 because of its Google rating and trade focus: 5.0★ from 21 Google reviews, listed on Google as “Plumber”.
Based in Arlington Heights, 22 mi away
54/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.8★ from 549 Google reviews, listed on Google as “Plumber”.
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 123 ranked septic service companies here; the rest are on their profiles.
Also serving Waukegan
19 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) | 21 mi |
| Apex Plumbing Pros LLC | 5.0★ (2) | 19 mi |
| Berts Sewer and Drain Cleaning | 1.0★ (1) | 15 mi |
| Berts Sewer and Drain Cleaning | 23 mi | |
| Bigfoot Enterprises | In Waukegan | |
| Central Plumbing, Heating & Cooling Co. | 21 mi | |
| Illinois Sewer & Drain Inc | 5.0★ (1) | 17 mi |
| Jr Excavating Sewer & Water | 3.0★ (2) | In Waukegan |
| Mainline Sewer & Septic | 5.0★ (2) | 15 mi |
| Northshore Sewer & Drain | 2 mi | |
| Open-Drains | 5.0★ (1) | 24 mi |
| Park Ridge Sewer | 24 mi | |
| Ramon & Sons Sewer & Water Inc | 12 mi | |
| Raudel And Son Serna Plumbing, Sewer, And Water | 5.0★ (1) | 12 mi |
| Rooter Rite Plumbing, Sewer & drainage | 5.0★ (1) | 22 mi |
| Septic Tank Pumping of Arlington Heights | 22 mi | |
| Speed Plumbing Sewer and Drainage Inc. | 5.0★ (2) | 14 mi |
| Tidy Tank Plumbing, Sewer, and Septic | 18 mi | |
| Viasa Plumbing & Sewer, Inc. | 22 mi |
How we ranked Waukegan septic service companies
We scored 123 Waukegan 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 Waukegan 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 Waukegan: frequently asked questions
Who is the best septic service company in Waukegan?
By CR Score, the highest-ranked septic service company in Waukegan, IL is Cahill Heating, Cooling, Electric, Plumbing & Sewer with a CR Score of 60/100. It has 5.0★ from 1,064 Google reviews. It is open 24/7. ABC Plumbing, Sewer, Heating, Cooling & Electric (#2) and S and J Plumbing & Sewer (#3) follow. We ranked 123 septic service companies on ten factors, last updated November 3, 2026.
How many septic service companies are there in Waukegan?
ContractorsRanked ranks 123 septic service companies serving Waukegan, IL. 2 of them are based in Waukegan; the rest serve it from nearby towns. Another 19 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which septic service companies in Waukegan are open 24/7?
67 ranked septic service companies in Waukegan post 24/7 hours. The highest-ranked are Cahill Heating, Cooling, Electric, Plumbing & Sewer (#1), ABC Plumbing, Sewer, Heating, Cooling & Electric (#2) and S and J Plumbing & Sewer (#3). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in Waukegan work on weekends?
85 of 123 ranked septic service companies post Saturday hours and 71 post Sunday hours. The highest-ranked open Saturdays are Cahill Heating, Cooling, Electric, Plumbing & Sewer (#1), ABC Plumbing, Sewer, Heating, Cooling & Electric (#2) and S and J Plumbing & Sewer (#3). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do Waukegan septic service companies have?
The median Google rating among 123 rated septic service companies in Waukegan is 4.9★, with a median of 61 reviews. ABC Plumbing, Sewer, Heating, Cooling & Electric has the most, 22,524 reviews, and ranks #2. 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 Waukegan count in this ranking?
Yes, if they are within 25 mi of the Waukegan 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 Waukegan
- November 2026: CR Scores recalculated for 123 septic service companies serving Waukegan.
- November 2026: 1 duplicate listing merged.
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