Local Plumbers In San Marcos. Lasting Solutions

Family-operated and trusted for over 15 years.

A family-operated plumbing company based in San Marcos, CA, serving North County San Diego since 2009. We provide emergency plumbing dispatch, leak detection, drain cleaning, sewer repair, water heater installation, repiping, gas line repair, and fixture replacement. Same-day plumbing service.

Schedule Service (760) 798-1167
Proactive Plumbing technician at work
4.9
★★★★★
Verified Reviews

Leak Detection

Sewer & Drain

Water Heaters

Repipes

Gas Lines

Bath & Fixtures

Check Out Our Current Offers!

Limited time savings for North County homeowners — mention this page when you call.

$99

Drain Cleaning Special

Drain line clearing starts at $99. Clean out access required. Cannot be combined with other offers. Restrictions apply. Valid through 6/30/26.

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$250 OFF

Tankless Water Heater

$250 off any new tankless water heater installation. Cannot be combined with other offers. Valid through 6/30/26.

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FREE

Leak Detection Inspection

Free in-home leak inspection with any repair over $500. Cannot be combined with other offers. Valid through 6/30/26.

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The Proactive
Membership Advantage

Let Team Proactive be your home’s plumbing concierge. Members enjoy priority dispatch, annual inspections, and exclusive discounts that make ownership easy.

Priority Emergency Dispatch

Members get jumped to the front of the line when emergencies happen.

15% Off All Service

Save 15% on eligible plumbing repairs and services.

Annual Plumbing Inspection

Catch small plumbing issues before they become costly repairs.

WAter Heater Safety Check

Help prevent leaks, breakdowns, and performance issues.

Drain & Fixture Checkup

Check sinks, toilets, showers, drains, and fixtures for problems.

Member-Only Installation Discounts

Save on qualifying water heaters, fixtures, and plumbing upgrades.

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Proactive Plumbing technician installing a water heater
15+ Years Serving
North County
The Proactive Experience

Award-Winning Customer Service & Support

100% Satisfaction

Our work is backed by extensive parts and labor warranties.

Fast, Reliable Service

Same-day appointments and 24/7 emergency dispatch when you need us.

Affordable Financing

Flexible payment plans on water heaters, repipes, and large repairs.

Trusted Technicians

Background-checked, licensed, and uniformed plumbers — every visit.

North County’s Trusted Plumbing Pros Since 2009

With more than 15 years of experience serving the greater San Diego area, Proactive Plumbing has become the leading choice for residential and commercial plumbing services in North County. Our San Marcos plumber is committed to your complete comfort, offering peace of mind and outstanding value with every service we provide.

We are proudly family-operated, fully licensed and insured, and a CSLB-licensed plumbing contractor. From simple drain clogs to whole-home repipes, slab leak repair, and tankless water heater installations — Proactive is the name North County trusts.

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Years Experience
Avg Google Review
Homes Served
Emergency Service
Service Area

Serving North County San Diego With Superior Service

Headquartered in San Marcos with fully-stocked trucks across North County, our team gets to your home fast — whether it’s a routine repair or a 2 AM plumbing emergency.

  • San Marcos
  • Vista
  • Escondido
  • Carlsbad
  • Oceanside
  • Encinitas
  • Solana Beach
  • Rancho Santa Fe
  • Del Mar
  • La Costa
  • Bonsall
  • Fallbrook
  • Rancho Bernardo
  • Poway
  • San Diego
What Our Customers Are Saying

800+ Five-Star Google Reviews

★★★★★

  • “Same-day service for a slab leak — they detected it without tearing up our floors and had us back to normal by dinner. Honest, fair pricing too.”
    Jennifer M.
    San Marcos, CA
  • “Replaced our old water heater with a tankless unit. The crew was punctual, professional, and walked me through everything. Couldn’t be happier.”
    David R.
    Carlsbad, CA
  • “We’ve used Proactive three times now — drains, a toilet replacement, and a gas line repair. Always on time, always upfront about cost. Our go-to.”
    Rachel & Tom L.
    Encinitas, CA

Schedule Your Service Today

No matter what your issue, we’ve got the solution for you. Same-day appointments available. 24/7 emergency dispatch. Free estimates on installations.

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24/7 Emergency Line

(760) 798-1167

Mon–Fri 9 AM – 5 PM
Sat–Sun · Emergency Only

Frequently Asked Questions

Answers Before You Call

Yes. We offer round-the-clock emergency dispatch across North County San Diego. Burst pipes, sewer backups, and major leaks don’t wait for business hours — and neither do we. Call (760) 798-1167 anytime.

Proactive Plumbing is your trusted plumber in San Marcos, Vista, Escondido, Carlsbad, Oceanside, Encinitas, Solana Beach, Rancho Santa Fe, Del Mar, La Costa, Bonsall, Fallbrook, Rancho Bernardo, Poway, and surrounding North County San Diego communities.

Yes. Proactive Plumbing is fully CSLB-licensed, bonded, and insured. Every technician is also background-checked and drug-tested for your peace of mind.

Yes. We offer free, no-obligation estimates on most installations and major repairs — water heaters, repipes, slab leak repair, sewer line replacement, and more. Diagnostic visits for emergency repairs may have a service fee that’s waived if you proceed with the work.

In most cases, yes. We use electronic leak detection and trenchless epoxy pipelining to repair leaks with minimal disruption to your floors, walls, and landscaping. We’ll always walk you through the least-invasive option first.

Yes. We partner with leading financing providers to offer flexible monthly payment plans on water heaters, full repipes, sewer line replacements, and other large projects. Ask about financing when you schedule.

We install all major brands of traditional tank and tankless water heaters, including Rinnai, Navien, Bradford White, A.O. Smith, and more. We’ll help you pick the right size and efficiency for your household.

Same-day appointments are usually available, and our emergency response is typically under 2 hours across North County. Members of our maintenance plan get priority dispatch.