The Best Plumbing Contractors in Knoxville, IL

Compare the highest-rated plumbing professionals in Knoxville, Illinois. All contractors are licensed, insured, and verified through our rigorous screening process.

#1

A-1 Able Plumbing & Drain

4.7
(180 reviews)
Verified

A well-established, family-owned plumbing company serving the Galesburg and Knox County area for decades. They are known for their 24/7 emergency service, professional technicians, and comprehensive range of services for both residential and commercial clients.

1585 Grand Ave, Galesburg, IL 61401 (Serves Knoxville)

Specialties & Features

Emergency plumbing repairs
Drain cleaning and sewer services
Water heater installation and repair

Business Information

Years in Business:25 years
Licensed:Yes
Insured:Yes
#2

S & W Plumbing Inc.

4.8
(90 reviews)
Verified

A highly-rated local contractor with a strong reputation for quality workmanship and customer service. They handle a wide array of plumbing needs, from small repairs to major installations and new construction projects.

955 Bateman St, Galesburg, IL 61401 (Serves Knoxville)

Specialties & Features

Residential and commercial plumbing services
Pipe installation and replacement
Bathroom and kitchen plumbing

Business Information

Years in Business:15 years
Licensed:Yes
Insured:Yes
#3

A-Allstar Plumbing & Drain Cleaning

4.5
(70 reviews)
Verified

A reliable and responsive plumbing service known for its drain cleaning expertise and prompt emergency response. They offer upfront pricing and focus on solving complex plumbing issues for homeowners and businesses.

1588 US Hwy 150, Knoxville, IL 61448

Specialties & Features

Drain cleaning and sewer services
Leak detection and repair
Emergency plumbing repairs

Business Information

Years in Business:10 years
Licensed:Yes
Insured:Yes

Why These Are the Top Plumbing Contractors in Knoxville

The plumbing market in Knoxville, Illinois, is characteristic of a smaller rural community. It is primarily served by established contractors based in the larger neighboring city of Galesburg, which acts as the commercial hub for Knox County. The competition level is moderate, with a handful of long-standing, family-owned businesses dominating the market share. These companies have built their reputations over decades, relying on local word-of-mouth and community trust. The average quality of service is generally high, as these local businesses are deeply integrated into the community and depend on their reputation. Customers can expect personalized service and technicians who are often long-term residents of the area. Typical pricing is competitive for the region, with service call fees ranging from $75-$150, and hourly labor rates generally between $80-$130. For emergency services, especially after hours, premiums apply. The market is stable, with less churn from national franchises compared to larger metropolitan areas, leading to more consistent and reliable service from the local providers.

High Ratings

4.7+ star average from verified customer reviews

Fully Licensed

All contractors are properly licensed and insured

Proven Experience

10+ years average experience in the industry

Local Experts

Familiar with Knoxville regulations and climate

Frequently Asked Questions About Plumbing in Knoxville

Get answers to common questions about plumbing services in Knoxville, Illinois.

1What are the most common plumbing issues for Knoxville, IL homeowners, especially related to our climate?

The most frequent issues are frozen and burst pipes in winter due to our cold Illinois winters, and clogged or slow-draining pipes from hard water mineral buildup common in the region. In older Knoxville homes, we also frequently see issues with outdated galvanized steel pipes that have corroded and restricted water flow. Proactive insulation of pipes in unheated spaces like crawl spaces is highly recommended before each winter season.

2How much should I expect to pay for common plumbing services in the Knoxville area?

Pricing in Knoxville is generally competitive with regional Illinois averages. For example, a standard water heater installation typically ranges from $1,000 to $2,500 depending on the unit type and complexity, while clearing a severe drain clog can cost $150-$400. Always request a detailed, written estimate upfront. Be wary of quotes significantly lower than others, as they may not include necessary permits or reflect the true scope, leading to costly change orders.

3Are there any local regulations or permits I need to be aware of for plumbing work in Knoxville?

Yes, for any major plumbing work like replacing a water heater, re-piping, or adding new fixtures, a permit from the City of Knoxville is typically required. Reputable local plumbers will handle this process. Illinois also has specific plumbing codes that govern materials and methods, particularly for backflow prevention, which is crucial for protecting our local water supply. Always verify your plumber is licensed to work in Illinois and familiar with these local requirements.

4What should I look for when choosing a reliable plumber in Knoxville?

First, verify they hold a valid Illinois plumbing license and carry both liability insurance and workers' compensation. Look for established local companies with strong community reputations, as they understand the specific infrastructure of our older homes and can provide faster emergency service. Check for online reviews and ask for local references. A trustworthy plumber will offer clear, upfront pricing and prioritize educating you on the problem and your options.

5When is the best time of year in Knoxville to schedule non-emergency plumbing maintenance or replacements?

Late spring and early fall are ideal. These periods avoid the peak demand of winter emergency freeze-ups and the high humidity of Illinois summers, which can complicate certain jobs. Scheduling water heater replacement or sewer line inspections during these milder seasons often provides more flexibility and potentially faster service. It also allows you to prepare your home's plumbing system before the stress of freezing temperatures arrives.