63/100CR Score
Ranked #1 because of its Google rating and trade focus: 4.8★ from 131 Google reviews, listed on Google as “Septic system service”.
Best Septic Service Companies in DeKalb, IL (2026)
42 septic service companies ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →
The short answer
- 1
Best overall in DeKalb: Kleen Tank, CR Score 63/100; 4.8★ from 131 Google reviews; open 7 days a week.
- 2
Best for emergencies (open 24/7): Ability Septic, posts 24/7 hours; ranked #2 of 42.
- 2
Most-reviewed: Ability Septic, 244 Google reviews at 4.6★, the most of 42 ranked; ranked #2.
Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank
42 DeKalb septic service companies are ranked here by CR Score, from ten published factors. 20 are open 24/7, 28 open Saturdays and 23 open Sundays, based on posted hours. The median Google rating is 4.9★ across 42 rated businesses.
Top 10 septic service companies in DeKalb at a glance
| Rank | Business | CR Score | Google rating | Based in | Hours | Best for |
|---|---|---|---|---|---|---|
| 1 | Kleen Tank | 63 | 4.8★ (131) | Sycamore, 6 mi away | Sat · Sun | Overall |
| 2 | Ability Septic | 61 | 4.6★ (244) | Batavia, 24 mi away | 24/7 | Emergencies, Most reviews |
| 3 | All Around Pumping Service Inc | 59 | 4.5★ (93) | DeKalb | — | — |
| 4 | Pro Services Plumbing, Drains, Sewer Lining | 58 | 5.0★ (172) | North Aurora, 23 mi away | 24/7 | — |
| 5 | Balanced Plumbing LLC of Sycamore | 58 | 4.8★ (93) | Sycamore, 4 mi away | 24/7 | — |
| 6 | J. Blanton Plumbing, Sewer & Drain | 58 | 4.9★ (211) | Elgin, 24 mi away | 24/7 | — |
| 7 | Read Septic Service, Inc. | 58 | 4.7★ (14) | DeKalb | Sat | — |
| 8 | Black Gold Septic | 57 | 4.7★ (60) | Elburn, 14 mi away | Sat | — |
| 9 | Pointer Plumbing & Sewer | 57 | 5.0★ (10) | DeKalb | 24/7 | — |
| 10 | Simply Sewer Cleaning | 57 | 5.0★ (35) | DeKalb | Sat | — |
The 42 best septic service companies in DeKalb, 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 Batavia, 24 mi away
61/100CR ScoreRanked #2 because of its Google rating and review volume: 4.6★ from 244 Google reviews, the most in DeKalb.
Based in DeKalb
59/100CR ScoreRanked #3 because of its Google rating and trade focus: 4.5★ from 93 Google reviews, listed on Google as “Septic system service”.
Based in North Aurora, 23 mi away
58/100CR ScoreRanked #4 because of its Google rating and review volume: 5.0★ from 172 Google reviews.
Based in Sycamore, 4 mi away
58/100CR ScoreRanked #5 because of its Google rating and review volume: 4.8★ from 93 Google reviews.
Based in Elgin, 24 mi away
58/100CR ScoreRanked #6 because of its Google rating and review volume: 4.9★ from 211 Google reviews.
Based in DeKalb
58/100CR ScoreRanked #7 because of its Google rating and trade focus: 4.7★ from 14 Google reviews, listed on Google as “Septic system service”.
Based in Elburn, 14 mi away
57/100CR ScoreRanked #8 because of its Google rating and trade focus: 4.7★ from 60 Google reviews, listed on Google as “Septic system service”.
Based in DeKalb
57/100CR ScoreRanked #9 because of its Google rating and trade focus: 5.0★ from 10 Google reviews, listed on Google as “Plumber”.
Based in DeKalb
57/100CR ScoreRanked #10 because of its Google rating and trade focus: 5.0★ from 35 Google reviews, listed on Google as “Contractor”.
Based in Yorkville, 23 mi away
56/100CR ScoreRanked #11 because of its Google rating and review volume: 5.0★ from 75 Google reviews.
#12 Turner Plumbing
Based in Genoa, 11 mi away
56/100CR ScoreRanked #12 because of its Google rating and review volume: 5.0★ from 115 Google reviews.
Based in Geneva, 23 mi away
56/100CR ScoreRanked #13 because of its Google rating and review volume: 4.7★ from 114 Google reviews.
Based in Rockford, 25 mi away
56/100CR ScoreRanked #14 because of its Google rating and review volume: 4.8★ from 112 Google reviews.
#15 G&L Septic Inc.
Based in Saint Charles, 19 mi away
56/100CR ScoreRanked #15 because of its Google rating and trade focus: 5.0★ from 67 Google reviews, listed on Google as “Septic system service”.
Based in DeKalb
55/100CR ScoreRanked #16 because of its Google rating and trade focus: 4.0★ from 4 Google reviews, listed on Google as “Septic system service”.
Based in DeKalb
55/100CR ScoreRanked #17 because of its Google rating and trade focus: 5.0★ from 4 Google reviews, listed on Google as “Plumber”.
Based in Aurora, 25 mi away
54/100CR ScoreRanked #18 because of its Google rating and trade focus: 5.0★ from 37 Google reviews, listed on Google as “Plumber”.
Based in South Elgin, 25 mi away
54/100CR ScoreRanked #19 because of its Google rating and trade focus: 5.0★ from 36 Google reviews, listed on Google as “Plumber”.
Based in Huntley, 24 mi away
54/100CR ScoreRanked #20 because of its Google rating and review volume: 4.7★ from 47 Google reviews.
Based in Rockford, 25 mi away
54/100CR ScoreRanked #21 because of its Google rating and review volume: 4.8★ from 83 Google reviews.
Based in Sandwich, 21 mi away
53/100CR ScoreRanked #22 because of its Google rating and review volume: 4.9★ from 201 Google reviews.
Based in Marengo, 20 mi away
53/100CR ScoreRanked #23 because of its Google rating and trade focus: 5.0★ from 14 Google reviews, listed on Google as “Septic system service”.
Based in Belvidere, 24 mi away
53/100CR ScoreRanked #24 because of its Google rating and trade focus: 4.8★ from 53 Google reviews, listed on Google as “Septic system service”.
Based in Batavia, 24 mi away
53/100CR ScoreRanked #25 because of its Google rating and trade focus: 4.6★ from 32 Google reviews, listed on Google as “Plumber”.
All 42 septic service companies
#1 to #25 are shown in full above. Here are #26 to #42, in CR Score order; each links to its profile.
| Rank | Business | CR Score | Google rating | Distance |
|---|---|---|---|---|
| 26 | A&P Grease Trappers, Inc | 53 | 4.6★ (111) | 24 mi |
| 27 | Aqua Knight Plumbing, Sewer, HVAC Services & Protection | 52 | 5.0★ (15) | 23 mi |
| 28 | Orville Quante Septic | 52 | 4.9★ (94) | 21 mi |
| 29 | T. Dotson's Drains | 51 | 5.0★ (28) | 22 mi |
| 30 | Northern Illinois Septic Service | 51 | 5.0★ (9) | 15 mi |
| 31 | ALL CLEAR SEWER WORKS | 51 | 5.0★ (3) | In DeKalb |
| 32 | Mr. Rooter Plumbing | 51 | 4.5★ (22) | 19 mi |
| 33 | Quality Sewer Cleaning Service | 51 | 5.0★ (3) | 15 mi |
| 34 | Family Sewer LLC | 50 | 5.0★ (6) | 22 mi |
| 35 | G & L Septic Tank Services | 50 | 5.0★ (3) | 20 mi |
| 36 | Rieke Septic Services, LLC | 50 | 4.5★ (16) | 23 mi |
| 37 | VP Sewer Rodding & Repair | 49 | 5.0★ (4) | 23 mi |
| 38 | United Septic | 49 | 3.9★ (7) | 21 mi |
| 39 | White Septic | 48 | 3.2★ (9) | 22 mi |
| 40 | Andersen Drain & Sewer Cleaning | 46 | 4.2★ (5) | 23 mi |
| 41 | Clog finder plumbing, sewer and drain cleaning | 45 | 5.0★ (3) | 23 mi |
| 42 | Ponds Inc. of Illinois | 45 | 4.6★ (25) | 23 mi |
Also serving DeKalb
9 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 |
|---|---|---|
| B & E Sewer & Water Inc | 3.0★ (2) | 22 mi |
| BUK Mechanical | 20 mi | |
| Buzzbee Septic | 1.0★ (1) | 24 mi |
| Darwin & Thad Koets Inc | 5.0★ (2) | 21 mi |
| Express Drain | 24 mi | |
| Mister J Sewer and Drain | 23 mi | |
| Mr. Rooter Plumbing of Elgin | 17 mi | |
| PrairieStar.org SepticTank | 23 mi | |
| The Septic Tank Guys | In DeKalb |
How we ranked DeKalb septic service companies
We scored 42 DeKalb 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 DeKalb 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 DeKalb: frequently asked questions
Who is the best septic service company in DeKalb?
By CR Score, the highest-ranked septic service company in DeKalb, IL is Kleen Tank with a CR Score of 63/100. It has 4.8★ from 131 Google reviews. It is open 7 days a week. Ability Septic (#2) and All Around Pumping Service Inc (#3) follow. We ranked 42 septic service companies on ten factors, last updated November 3, 2026.
How many septic service companies are there in DeKalb?
ContractorsRanked ranks 42 septic service companies serving DeKalb, IL. 7 of them are based in DeKalb; the rest serve it from nearby towns. Another 9 within 25 mi are listed but not ranked yet. Counts are as of November 2026.
Which septic service companies in DeKalb are open 24/7?
20 ranked septic service companies in DeKalb post 24/7 hours. The highest-ranked are Ability Septic (#2), Pro Services Plumbing, Drains, Sewer Lining (#4) and Balanced Plumbing LLC of Sycamore (#5). Hours come from each business's Google listing as of November 2026, so call to confirm.
Which septic service companies in DeKalb work on weekends?
28 of 42 ranked septic service companies post Saturday hours and 23 post Sunday hours. The highest-ranked open Saturdays are Kleen Tank (#1), Ability Septic (#2) and Pro Services Plumbing, Drains, Sewer Lining (#4). Posted hours are office hours; crews may book weekend jobs separately.
What Google rating do DeKalb septic service companies have?
The median Google rating among 42 rated septic service companies in DeKalb is 4.9★, with a median of 34 reviews. Ability Septic has the most, 244 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 DeKalb count in this ranking?
Yes, if they are within 25 mi of the DeKalb 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 DeKalb
- November 2026: CR Scores recalculated for 42 septic service companies serving DeKalb.
More septic service companies and DeKalb pages
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