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ContractorsRanked

Best Plumbers in Oswego, IL (2026)

455 plumbers ranked by CR ScoreUpdated 0 paid placements in this rankingHow we rank →

The short answer

  1. 1

    Best overall in Oswego: Roto-Rooter Plumbing & Water Cleanup, CR Score 91/100; 4.7★ from 2,039 Google reviews; open 24/7.

  2. 2

    Best for emergencies (open 24/7): TR Miller Heating, Cooling, Plumbing and Electrical, posts 24/7 hours; ranked #2 of 455.

  3. 2

    Most-reviewed: TR Miller Heating, Cooling, Plumbing and Electrical, 10,641 Google reviews at 4.9★, the most of 455 ranked; ranked #2.

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

455 Oswego plumbers are ranked here by CR Score, from 8 published factors. 194 are open 24/7, 323 open Saturdays and 239 open Sundays, based on posted hours. The median Google rating is 4.9★ across 455 rated businesses.

Top 10 plumbers in Oswego at a glance

Top 10 plumbers in Oswego at a glance
RankBusinessCR ScoreGoogle ratingBased inHoursBest for
1Roto-Rooter Plumbing & Water Cleanup914.7★ (2,039)Aurora, 6 mi away24/7Overall
2TR Miller Heating, Cooling, Plumbing and Electrical904.9★ (10,641)Plainfield, 8 mi away24/7Emergencies, Most reviews
3DRF Water Heating Solutions904.7★ (1,326)Plainfield, 6 mi away24/7—
4OC Property Solutions Heating, Cooling, Plumbing, & Electric905.0★ (228)Plainfield, 6 mi away24/7—
5Plumbing Management Services894.9★ (100)Oswego24/7—
6Hydro-Man Jetting & Drain Cleaning LLC.895.0★ (247)Plainfield, 9 mi away24/7—
7Wiz Plumbing Inc.894.9★ (277)Naperville, 7 mi away24/7—
8Courtesy Plumbing894.9★ (1,082)Bolingbrook, 15 mi away24/7—
9Sewer Sharks895.0★ (49)Oswego24/7—
10TR Miller Heating, Cooling, Plumbing and Electrical895.0★ (449)Bolingbrook, 14 mi away24/7—

The 455 best plumbers in Oswego, ranked

Ordered by CR Score, a 0–100 score from 8 published factors. Paid placement never changes the order.

Scores below: based on 6 of 8 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.

  8. #8 Courtesy Plumbing

    Based in Bolingbrook, 15 mi away

    89/100CR Score

    Ranked #8 because of its Google rating and availability: 4.9★ from 1,082 Google reviews, open 24/7.

    • 4.9★ from 1,082 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    751 N Bolingbrook Dr Link 10, Bolingbrook, IL 60440
    View profile for Courtesy Plumbing(630) 759-8999

  9. #9 Sewer Sharks

    Based in Oswego

    89/100CR Score

    Ranked #9 because of its Google rating and availability: 5.0★ from 49 Google reviews, open 24/7.

    • 5.0★ from 49 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    110 Kirkland Cir G, Oswego, IL 60543
    View profile for Sewer Sharks(331) 999-3700

  15. #15 MRB Home Services

    Based in Yorkville, 6 mi away

    88/100CR Score

    Ranked #15 because of its Google rating and availability: 5.0★ from 89 Google reviews, open 24/7.

    • 5.0★ from 89 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1022 White Plains Ln, Yorkville, IL 60560
    View profile for MRB Home Services(630) 701-0595

  24. #24 Keeley's Plumbing

    Based in Lombard, 20 mi away

    88/100CR Score

    Ranked #24 because of its Google rating and availability: 5.0★ from 617 Google reviews, open 24/7.

    • 5.0★ from 617 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    270 Eisenhower Ln N #6, Lombard, IL 60148
    View profile for Keeley's Plumbing(630) 479-9438

Plumbers 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 455 ranked plumbers here; the rest are on their profiles.

plumbers in Oswego, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Bee Quick Plumbing & Sewer - Naperville875.0★ (156)13 mi
27RootBusters Plumbing, Sewer and Drains Inc.874.9★ (306)15 mi
28Roto-Rooter Plumbing & Water Cleanup874.8★ (1,641)20 mi
29Doctor Drain & Sewer Cleaning875.0★ (37)5 mi
30Monolith Plumbing875.0★ (49)7 mi
31Advantage Plumbing, Heating & Air Conditioning874.7★ (4,045)23 mi
32Tritan Plumbing874.5★ (411)6 mi
33Patriot Trenchless Plumbing875.0★ (28)4 mi
34Mendel Plumbing, Heating & Electric874.9★ (2,793)16 mi
35Brilliant Plumbers: Sewage, Sump Pumps And Sewer875.0★ (375)21 mi
36Neighborhood Rooter Express864.9★ (151)13 mi
37Roto-Rooter Plumbing & Water Cleanup864.8★ (2,265)25 mi
38Trusted Aurora Plumbers865.0★ (31)6 mi
39AM/FM Plumbing & Services, INC.865.0★ (231)20 mi
40Buchner Heating, Air & Plumbing864.9★ (440)6 mi
41Expert Plumbing Service, Inc.864.6★ (200)8 mi
42MAS Plumbing, Inc.864.9★ (983)25 mi
43Plumbing Pros864.9★ (349)20 mi
44The Scottish Plumber864.8★ (1,288)24 mi
45Expert Plumbing Service864.9★ (76)12 mi
46Ferrari Plumbing - Glen Ellyn - Lombard - Carol Stream865.0★ (170)20 mi
47Courtesy Plumbing | Romeoville864.9★ (85)14 mi
48Precision Today Plumbing Heating Cooling Electrical864.8★ (7,723)20 mi
49Scarpelli plumbing llc855.0★ (43)12 mi
50Ability Septic854.6★ (244)13 mi

Also serving Oswego

20 more plumbers within 25 mi that we can't rank yet: too few reviews, or a trade we couldn't confirm. Listed A to Z.

Unranked plumbers serving Oswego
BusinessGoogle ratingDistance
AJ. Remodeling Inc.,In Oswego
Ann's Landscaping5.0★ (2)18 mi
Another Plumbing Co3.0★ (2)14 mi
B & E Sewer & Water Inc3.0★ (2)16 mi
Bryan Lloyd Plumbing5.0★ (2)19 mi
Cryer & Olsen Mechanical Inc5.0★ (2)19 mi
Da Handyman5.0★ (2)17 mi
Dream Home Plumbing5.0★ (128)18 mi
H & N Plumbing & Heating5.0★ (2)7 mi
Hayes Home Improvements5.0★ (2)18 mi
McCoy Sewers Inc.5.0★ (2)20 mi
Midwest Landscape Concepts, Inc.5.0★ (2)15 mi
MJN Plumbing Inc5.0★ (2)16 mi
Noble Plumbing & Sewer4.9★ (90)12 mi
Nu-Era Plumbing5.0★ (2)17 mi
Plumbek Inc5.0★ (2)20 mi
Pro Temp of Illinois5.0★ (2)22 mi
Simply Sewers & Water5.0★ (2)22 mi
Vanderwall Group Construction4.0★ (2)20 mi
Zakosek Plumbing5.0★ (2)4 mi

How much do plumbers cost in Oswego?

National price ranges in USD, not adjusted for Oswego. Each row names its basis and the month we checked it.

How much do plumbers cost in Oswego?
JobLowTypicalHighBasisChecked
Water heater replacement$882$1,348$1,826Per unit, installed (unit plus labor); typical range of customer-reported jobs. US national rangeOctober 2026

How to check a plumber's license in Illinois

In Illinois, Illinois Department of Public Health, Plumbing Program licenses Plumber licenses and plumbing contractor registration (Chicago licenses its own plumbers).

  1. Check that the status is active and the name matches the contract or truck.
  2. Ask for proof of insurance before work starts.

No chip usually means we have not matched a state record yet. Check the lookup yourself before you hire.

Guide checked October 2026. How we verify licenses

How we ranked Oswego plumbers

We scored 455 Oswego plumbers on 8 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. Unknown factors are left out of the score, not counted as zero. Scores last refreshed October 22, 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 Oswego data
Reputation35%Bayesian-adjusted Google star ratingMeasured
Credentials15%Active state license 0.6, bond 0.2, workers’ comp 0.2Not yet collected
Review volume10%log10(reviews + 1) against the list maximumMeasured
Recency10%Share of reviews from the last 12 monthsNot yet collected
Availability10%Weekly open hours, Saturday, Sunday, 24/7 or same-dayMeasured
Trade focus10%Google main category 1.0, business name 0.7, additional category 0.5Measured
Proximity5%1.0 when based in the city, falling to 0 at the trade’s radiusMeasured
Completeness5%Website, photos, description, hours, claimed profile (0.2 each)Measured

Plumbers in Oswego: frequently asked questions

Who is the best plumber in Oswego?

By CR Score, the highest-ranked plumber in Oswego, IL is Roto-Rooter Plumbing & Water Cleanup with a CR Score of 91/100. It has 4.7★ from 2,039 Google reviews. It is open 24/7. TR Miller Heating, Cooling, Plumbing and Electrical (#2) and DRF Water Heating Solutions (#3) follow. We ranked 455 plumbers on 8 factors, last updated October 22, 2026.

How many plumbers are there in Oswego?

ContractorsRanked ranks 455 plumbers serving Oswego, IL. 2 of them are based in Oswego; the rest serve it from nearby towns. Another 20 within 25 mi are listed but not ranked yet. Counts are as of October 2026.

Which plumbers in Oswego are open 24/7?

194 ranked plumbers in Oswego post 24/7 hours. The highest-ranked are Roto-Rooter Plumbing & Water Cleanup (#1), TR Miller Heating, Cooling, Plumbing and Electrical (#2) and DRF Water Heating Solutions (#3). Hours come from each business's Google listing as of October 2026, so call to confirm.

Which plumbers in Oswego work on weekends?

323 of 455 ranked plumbers post Saturday hours and 239 post Sunday hours. The highest-ranked open Saturdays are Roto-Rooter Plumbing & Water Cleanup (#1), TR Miller Heating, Cooling, Plumbing and Electrical (#2) and DRF Water Heating Solutions (#3). Posted hours are office hours; crews may book weekend jobs separately.

How do I check a plumber's license in Illinois?

In Illinois, Illinois Department of Public Health, Plumbing Program handles licensing and covers Plumber licenses and plumbing contractor registration (Chicago licenses its own plumbers).

How much does water heater replacement cost in Oswego?

Water heater replacement typically costs $882 to $1,826, with $1,348 typical (Per unit, installed (unit plus labor); typical range of customer-reported jobs. US national range). This is a national range, not adjusted for Oswego. Prices were last checked October 2026. Get at least two written quotes before you hire.

What Google rating do Oswego plumbers have?

The median Google rating among 455 rated plumbers in Oswego is 4.9★, with a median of 33 reviews. TR Miller Heating, Cooling, Plumbing and Electrical has the most, 10,641 reviews, and ranks #2. We adjust ratings for review count, so a few five-star reviews cannot top the list.

How does ContractorsRanked rank plumbers?

Each plumber gets a 0–100 CR Score from 8 published factors, led by reputation (35%), credentials (15%), review volume (10%) and recency (10%). Factors we cannot measure are left out, not scored as zero. Only businesses with a confirmed trade and 3 or more reviews, or a claimed profile, are ranked.

Update log for Oswego

  1. October 2026: CR Scores recalculated for 455 plumbers serving Oswego.
  2. October 2026: 2 duplicate listings merged.

More plumbers and Oswego pages

Other trades in Oswego