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Plumbing, Heating & Air Conditioning in San Rafael, CA

Same-day plumbing, heating, and cooling for San Rafael homes — from Gerstle Park Victorians to Terra Linda Eichlers.

Licensed & InsuredProfessionals
Quality WorkGuaranteed
Local ExpertsSince 1986
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San Rafael homes run the gamut from century-old Victorians in Gerstle Park to mid-century Eichlers in Terra Linda, and each comes with its own plumbing and HVAC quirks — galvanized supply lines, radiant slab heat, clay sewer laterals threaded with oak and redwood roots. John Owens Services has worked on these systems across the Marin county seat since 1986, from the Canal flats up to the hillsides of Dominican and Lincoln Hill. When something fails, a licensed technician (CA #501853) is dispatched the same day whenever we can.

Why San Rafael Homeowners Choose John Owens

  • Local crews who know San Rafael's housing stock — they've serviced Eichler radiant slabs in Terra Linda, repiped pre-war homes in Gerstle Park, and cleared root-bound laterals all over Santa Venetia and Sun Valley
  • Family-run since 1986 with a 4.9-star Google rating and happy customers from Marin and Sonoma homeowners — not a national franchise routing calls out of the area
  • One call covers it all: plumbing, drains, water heaters, furnaces, boilers, heat pumps, and AC, so you're not juggling three contractors for one old house
  • Upfront, flat-rate pricing you approve before any work begins — no surprise add-ons once the truck is in your driveway
  • Real same-day availability across San Rafael, with fully stocked trucks dispatched from nearby offices on C Street and in Santa Rosa and Petaluma
  • Help navigating Marin's sewer-lateral compliance and BayREN/TECH rebates when you're selling or upgrading to a high-efficiency heat pump

Signs You Need Plumbing in San Rafael

  • Rusty, discolored, or low-pressure water — a classic sign of corroding galvanized pipe in San Rafael's older Gerstle Park and Dominican homes
  • Drains that gurgle, back up, or run slow repeatedly, often from oak and redwood roots invading clay sewer laterals on tree-lined streets
  • Cold spots, uneven heat, or rising gas bills from an aging furnace or an Eichler radiant slab system that's losing efficiency
  • A water heater that's leaking, rumbling, or running out fast — Marin's hard water shortens tank life and builds sediment
  • Rooms in Terra Linda or Santa Venetia that bake on hot inland afternoons, signaling it's time to add or replace cooling

Frequently Asked Questions

Do you offer same-day plumber service in San Rafael?

Yes — we dispatch a licensed plumber (CA #501853) to San Rafael the same day whenever scheduling allows, from the Canal and downtown up to Peacock Gap and Lucas Valley. Call us or book online and we'll get a technician rolling.

Can you service the HVAC and radiant heat in older San Rafael homes like Eichlers?

Absolutely. Our HVAC techs regularly service Terra Linda Eichler radiant slabs, hydronic boilers, furnaces, and heat pumps, and we handle full system replacements when an older setup is past saving.

Why is heating and cooling in San Rafael trickier than the rest of Marin?

San Rafael's inland valleys like Terra Linda and Santa Venetia run noticeably hotter on summer afternoons than coastal Marin, so we right-size heat pumps and AC for those microclimates rather than guessing.

Do you help with sewer laterals and rebates when selling a San Rafael home?

Yes — we camera-inspect and repair sewer laterals to meet Marin's point-of-sale requirements, and we'll point you to BayREN and TECH rebates on qualifying high-efficiency upgrades.

Proudly Serving Marin & Sonoma

From the Marin coast to Sonoma wine country, we bring honest plumbing, heating & cooling to homeowners across both counties — based locally since 1986.

Ready to Get Started?

Schedule service with our trusted local team today.

Serving Marin & Sonoma Counties

Good plumbing, heating, and air conditioning systems are vital in every North California home. John Owens Services, Inc. is proud to be the expert plumbing company you can count on