Verified · Longmont
Trusted Plumbers in Longmont, CO
Trust matters when you're inviting a pro into your home or business. These plumbers in Longmont have earned it through hundreds of verified reviews.
As of May 2026, RatingsNearMe ranks 15 plumbers in Longmont, CO by verified customer ratings and review volume. The highest-rated is M and M Heating, Cooling, Plumbing and Electrical with a 4.9-star rating from 3,288 verified reviews. Also in the top tier: Mountain Valley Plumbing and Heating and TNT Home Services - Longmont. The average rating across all listed plumbers in Longmont is 4.9 stars from 394 reviews per business on average.
Plumbing repairs in Longmont average $150–$500 for common fixes. Emergency calls and major work (sewer line, water heater) run $500–$3,000+.
Rankings updated May 17, 2026 · Scored by ratings (35%), review volume (30%), sentiment (20%), completeness (10%), availability (5%) · Not paid placement.
Local Market Snapshot
15
Businesses listed
4.9★
Avg rating
394
Avg reviews
May 17, 2026
Last updated
Top Rated Plumbers
M and M Heating, Cooling, Plumbing and Electrical
110 S Bowen Cir, Longmont, CO 80501, USA
Mountain Valley Plumbing and Heating
210 Collyer St, Longmont, CO 80501, USA
TNT Home Services - Longmont
525 3rd Ave, Longmont, CO 80504, USA
Plumbers Rankings in Longmont, CO
| # | Business | Rating | Reviews |
|---|---|---|---|
| #1 | M and M Heating, Cooling, Plumbing and Electrical110 S Bowen Cir, Longmont, CO 80501, USA | 4.9★ | 3,288 |
| #2 | Mountain Valley Plumbing and Heating210 Collyer St, Longmont, CO 80501, USA | 4.9★ | 790 |
| #3 | TNT Home Services - Longmont525 3rd Ave, Longmont, CO 80504, USA | 4.8★ | 864 |
| #4 | Streamline Plumbing, LLC1740 Skyway Dr, Longmont, CO 80504, USA | 4.9★ | 143 |
| #5 | Colorado Green Plumbing, Heating and Cooling338 Main St Ste 14, Longmont, CO 80501, USA | 4.9★ | 153 |
| #6 | Longmont Water Heaters1003 S Bross St, Longmont, CO 80501, USA | 5.0★ | 200 |
| #7 | Kodiak Plumbing Solutions, LLC225 Price Rd #45, Longmont, CO 80504, USA | 5.0★ | 139 |
| #8 | Longmont Plumbing Services1530 Vista View Dr #110, Longmont, CO 80504, USA | 5.0★ | 24 |
| #9 | Planet Plumbing & Drain1423 Skyway Dr, Longmont, CO 80504, USA | 4.5★ | 75 |
| #10 | Quality Plumbers Longmont1767 Vista View Dr, Longmont, CO 80504, USA | 5.0★ | 24 |
Ranked by verified ratings & review volume · Data from Google Business listings · Updated May 2026
All Plumbers in Longmont
Streamline Plumbing, LLC
1740 Skyway Dr, Longmont, CO 80504, USA
Colorado Green Plumbing, Heating and Cooling
338 Main St Ste 14, Longmont, CO 80501, USA
Longmont Water Heaters
1003 S Bross St, Longmont, CO 80501, USA
Kodiak Plumbing Solutions, LLC
225 Price Rd #45, Longmont, CO 80504, USA
Longmont Plumbing Services
1530 Vista View Dr #110, Longmont, CO 80504, USA
Planet Plumbing & Drain
1423 Skyway Dr, Longmont, CO 80504, USA
Quality Plumbers Longmont
1767 Vista View Dr, Longmont, CO 80504, USA
Drain Solvers The Pros
630 15th Ave, Longmont, CO 80501, USA
Blue Sky Plumbing, Heating, Cooling & Electric
601 S Bowen St Suite 400, Longmont, CO 80501, USA
287 plumbing llc
1338 Terry St, Longmont, CO 80501, USA
Jim Needham Heating Cooling Plumbing and Drain
525 3rd Ave #118, Longmont, CO 80501, USA
Colorado Green Plumbing, Heating & Cooling
5412 Fox Run Blvd, Longmont, CO 80504, USA
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Frequently Asked Questions — Plumbers in Longmont
How do I find the best plumbers in Longmont?
Look for businesses with 4.5+ stars, 50+ verified reviews, proper licensing and insurance, and transparent pricing. The top-ranked plumbers in Longmont on this page are scored by our algorithm that weighs ratings, review count, and profile completeness.
Are plumbers in Longmont licensed and insured?
Licensing requirements vary by trade and state. For most home service contractors, CO requires both a state license and liability insurance. Always ask any contractor for proof of current insurance and a copy of their license number before work begins — you can verify most licenses on your state licensing board's website.
How much do plumbers charge in Longmont, CO?
Prices vary by scope, materials, and contractor experience. Use the free quote form on this page to request estimates from multiple local pros simultaneously. Getting 3+ quotes is the single most effective way to avoid overpaying.
What should I look for when hiring a plumbers in Longmont?
Verify licensing and insurance, read recent reviews on multiple platforms, ask for a written estimate before work starts, confirm they pull permits when required, and check references from recent local projects. Featured businesses on this page are ranked by verified ratings and review quality.
How are the plumbers on this page ranked?
Rankings use a transparent algorithm: star rating (35%), review volume (30%), customer sentiment (20%), profile completeness (10%), and availability (5%). Featured Partner listings have paid for enhanced visibility but must still earn their position through real customer reviews — sponsored listings are clearly labeled.
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How Rankings Work on This Page
Every plumbers on RatingsNearMe is scored transparently: star rating (35%), review volume (30%), customer sentiment (20%), profile completeness (10%), and availability (5%). Businesses labeled exclusive or premium are Featured Partners — they have paid for enhanced visibility but must still rank through real customer reviews. We cap sponsored boosts so bad businesses can never buy the top spot.
Editorial notice: Ratings are based on publicly available data from Google Business listings. Consumers should independently verify licensing, insurance, and credentials before hiring any service provider. Last updated: May 17, 2026.
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