Los Angeles Plumber Cost Guide
A data-driven guide to plumbing costs in the Los Angeles metro area, including average rates by service type, factors that affect pricing, and how to find a licensed local provider.
By Recommended Research Team — Last Updated April 2026
Quick Answer
Los Angeles plumbing pricing reflects a market where geography and age do most of the work. Slab leaks in 1950s-70s LA homes are one of the highest-volume calls in the city.
Average Plumbing Costs in Los Angeles (2026)
Based on market rate analysis of licensed Los Angeles providers. Prices include labor; parts/materials additional.
| Service | Average Cost | Typical Range |
|---|---|---|
| Service call / diagnostic Usually includes first 30-60 min | $135flat | $95–$185 |
| Drain cleaning (basic) Kitchen or bathroom; higher if access is difficult | $275flat | $175–$425 |
| Toilet install Excludes fixture cost | $425flat | $275–$650 |
| Faucet install Kitchen or bathroom | $275flat | $175–$425 |
| Garbage disposal install Includes disposal unit in midrange | $350flat | $225–$550 |
| Water heater replacement (gas tank) 40-50 gal, standard install; seismic strapping required | $2,650flat | $1,800–$4,500 |
| Tankless water heater install Requires gas line upgrade and venting | $5,200flat | $3,500–$7,500 |
| Slab leak detection + repair Common in older LA homes with copper under slab | $3,500flat | $1,500–$6,500 |
| Whole-house re-pipe (copper) Common for pre-1980 galvanized or failing copper | $14,500flat | $8,500–$22,000 |
| Sewer lateral replacement Trenchless methods reduce landscape damage | $13,500flat | $6,500–$25,000 |
| Sewer camera inspection Often required during home sales | $395flat | $250–$650 |
$110–$225
per hour
$155
Typical job
$25,000
Highest service price
What Affects Plumbing Costs in Los Angeles
Older home slab leaks
LA has a high concentration of 1950s-70s slab-on-grade homes with copper water lines embedded in concrete. Slab leaks are a major category; detection alone runs $350-$650, full repair can exceed $6,500.
Seismic requirements
California code requires seismic strapping on water heaters and gas-line flex connectors. Older installs often need upgrading during replacement.
Galvanized and cast iron retrofits
Pre-1960 LA homes frequently have galvanized supply lines and cast iron DWV. Both fail with age. Full re-pipe or main line replacement is common before sale.
Permits and inspections
LADBS and surrounding municipalities require permits for water heaters, re-pipes, sewer laterals, and gas line work. Fees run $150-$500; inspection scheduling 3-10 days.
Sewer lateral compliance
Many LA municipalities require sewer lateral inspection or replacement at point of sale. This can add $6,500-$25,000 to the transaction.
Hillside and tight access
Hillside homes in the Valley, Silverlake, and the Westside often have difficult equipment and pipe access, pushing labor costs 15-30% higher.
Local Plumbing Providers in Los Angeles
Aqua Inc provides professional plumbing services in Los Angeles, CA. Provides comprehensive plumbing solutions for residential and commercial clients, including emergency repairs, installations, maintenance, and renovations. Our plumbers handle everything from leaking faucets and running toilets to complete repiping, sewer line replacement, and water heater installation. We carry common parts on every truck so most repairs are completed in a single visit. We offer upfront flat-rate pricing with no overtime charges and provide written warranties on all workmanship and parts. Emergency service is available around the clock because plumbing emergencies do not wait for business hours. Serving the Los Angeles metro area. Licensed California CSLB contractor. Free estimates. We stay current on California building codes, Title 24 energy compliance, and CalGreen standards for all residential work.
D D's Reasonable Plumbing provides professional plumbing services in Los Angeles, CA. Offers a range of plumbing services, including emergency repairs, drain cleaning, water heater services, pipe repair, fixture installation, leak detection, and sewer line services. Our plumbers handle everything from leaking faucets and running toilets to complete repiping, sewer line replacement, and water heater installation. We carry common parts on every truck so most repairs are completed in a single visit. We offer upfront flat-rate pricing with no overtime charges and provide written warranties on all workmanship and parts. Emergency service is available around the clock because plumbing emergencies do not wait for business hours. Serving the Los Angeles metro area. Licensed California CSLB contractor. Free estimates. We stay current on California building codes, Title 24 energy compliance, and CalGreen standards for all residential work.
Elow Cost Plumbing provides professional plumbing services in Los Angeles, CA. A family-owned and operated plumbing company serving Los Angeles and surrounding areas, committed to providing quality plumbing repairs, maintenance, and installation at affordable prices. Our plumbers handle everything from leaking faucets and running toilets to complete repiping, sewer line replacement, and water heater installation. We carry common parts on every truck so most repairs are completed in a single visit. We offer upfront flat-rate pricing with no overtime charges and provide written warranties on all workmanship and parts. Emergency service is available around the clock because plumbing emergencies do not wait for business hours. Serving the Los Angeles metro area. Licensed California CSLB contractor. Free estimates. We stay current on California building codes, Title 24 energy compliance, and CalGreen standards for all residential work.
Figueroa Plumbing provides professional plumbing services in Los Angeles, CA. Offers a variety of plumbing services, including emergency plumbing, drain cleaning, water heater services, pipe repair, fixture installation, leak detection, and sewer line services. Our plumbers handle everything from leaking faucets and running toilets to complete repiping, sewer line replacement, and water heater installation. We carry common parts on every truck so most repairs are completed in a single visit. We offer upfront flat-rate pricing with no overtime charges and provide written warranties on all workmanship and parts. Emergency service is available around the clock because plumbing emergencies do not wait for business hours. Serving the Los Angeles metro area. Licensed California CSLB contractor. Free estimates. We stay current on California building codes, Title 24 energy compliance, and CalGreen standards for all residential work.
GR Plumbing Company provides professional plumbing services in Los Angeles, CA. Offers local experience with a focus on long-term solutions, using modern tools and proven methods for sewer line repair and trenchless pipe lining. Our plumbers handle everything from leaking faucets and running toilets to complete repiping, sewer line replacement, and water heater installation. We carry common parts on every truck so most repairs are completed in a single visit. We offer upfront flat-rate pricing with no overtime charges and provide written warranties on all workmanship and parts. Emergency service is available around the clock because plumbing emergencies do not wait for business hours. Serving the Los Angeles metro area. Licensed California CSLB contractor. Free estimates. We stay current on California building codes, Title 24 energy compliance, and CalGreen standards for all residential work.
Highland Plumbing provides professional plumbing services in Los Angeles, CA. Offers full-service plumbing solutions including emergency plumbing, drain cleaning, water heater repair and installation, construction plumbing, sewer replacement, and piping and repiping services. Our plumbers handle everything from leaking faucets and running toilets to complete repiping, sewer line replacement, and water heater installation. We carry common parts on every truck so most repairs are completed in a single visit. We offer upfront flat-rate pricing with no overtime charges and provide written warranties on all workmanship and parts. Emergency service is available around the clock because plumbing emergencies do not wait for business hours. Serving the Los Angeles metro area. Licensed California CSLB contractor. Free estimates. We stay current on California building codes, Title 24 energy compliance, and CalGreen standards for all residential work.
JO-MI Plumbing Solar provides professional plumbing services in Los Angeles, CA. Offers a range of plumbing services, including emergency plumbing, installations, maintenance, and renovations. Our plumbers handle everything from leaking faucets and running toilets to complete repiping, sewer line replacement, and water heater installation. We carry common parts on every truck so most repairs are completed in a single visit. We offer upfront flat-rate pricing with no overtime charges and provide written warranties on all workmanship and parts. Emergency service is available around the clock because plumbing emergencies do not wait for business hours. Serving the Los Angeles metro area. Licensed California CSLB contractor. Free estimates. We stay current on California building codes, Title 24 energy compliance, and CalGreen standards for all residential work.
Local Plumbers Los Angeles provides professional plumbing services in Los Angeles, CA. Provides plumbing solutions with a focus on customer experience and quality workmanship, offering 24/7 emergency services. Our plumbers handle everything from leaking faucets and running toilets to complete repiping, sewer line replacement, and water heater installation. We carry common parts on every truck so most repairs are completed in a single visit. We offer upfront flat-rate pricing with no overtime charges and provide written warranties on all workmanship and parts. Emergency service is available around the clock because plumbing emergencies do not wait for business hours. Serving the Los Angeles metro area. Licensed California CSLB contractor. Free estimates. We stay current on California building codes, Title 24 energy compliance, and CalGreen standards for all residential work.
Los Angeles Plumbing Company provides professional plumbing services in Los Angeles, CA. A licensed, owner-operated plumbing service specializing in residential and commercial plumbing, including repairs, water heaters, copper repiping, gas line services, kitchen and bathroom plumbing, remodeling, and ADU add-ons.
Los Primos Plumbing provides professional plumbing services in Los Angeles, CA. Provides fast, affordable plumbing services for homes and businesses in Los Angeles and Orange County, with 15 years of experience. Our plumbers handle everything from leaking faucets and running toilets to complete repiping, sewer line replacement, and water heater installation. We carry common parts on every truck so most repairs are completed in a single visit. We offer upfront flat-rate pricing with no overtime charges and provide written warranties on all workmanship and parts. Emergency service is available around the clock because plumbing emergencies do not wait for business hours. Serving the Los Angeles metro area. Licensed California CSLB contractor. Free estimates. We stay current on California building codes, Title 24 energy compliance, and CalGreen standards for all residential work.
Frequently Asked Questions
How much does a plumber cost per hour in Los Angeles?
Most licensed LA plumbers charge $110-$225 per hour in 2026. Westside and Hollywood Hills jobs trend higher; San Fernando Valley and SGV tend to be lower.
What does a water heater replacement cost in LA?
A standard 40-50 gallon gas tank replacement runs $1,800-$4,500 in LA including seismic strapping and flex connectors. Tankless units run $3,500-$7,500 with gas line and venting upgrades.
How much does slab leak detection and repair cost in LA?
Detection alone runs $350-$650. Full repair ranges $1,500-$6,500 depending on whether the leak can be pinpointed and repaired via reroute vs full slab access. Slab leaks are among the most common LA plumbing jobs.
Do I need a permit for plumbing work in LA?
Yes, for water heaters, gas lines, re-pipes, sewer laterals, and new fixture relocations. LADBS permits run $150-$500. Unpermitted work can block home sales.
How much does a whole-house re-pipe cost in Los Angeles?
A copper re-pipe on a 1,500-2,500 sq ft home typically runs $8,500-$22,000. Pre-1980 galvanized systems often require this before insurance coverage or sale.
What is a sewer lateral and why does it matter in LA?
The sewer lateral connects your home to the city sewer main. Many LA municipalities (Santa Monica, West Hollywood, Culver City, parts of LA County) require inspection or replacement at point of sale. Replacement runs $6,500-$25,000.
How much does trenchless sewer repair cost in LA?
Trenchless methods (pipe bursting, cured-in-place lining) typically run $150-$250 per foot — often less than traditional excavation when factoring in landscape and hardscape restoration. Total sewer lateral work with trenchless: $6,500-$18,000.
What license should a Los Angeles plumber have?
California requires a C-36 (plumbing) contractor license from the CSLB. Verify at cslb.ca.gov and confirm general liability, workers comp, and bond.
Compare: Angi vs Thumbtack vs Recommended
| Feature | Angi | Thumbtack | Recommended |
|---|---|---|---|
| How it works | Submit project, get matched | Post job, pros bid | Local experts recommend trusted pros |
| Free for homeowners? | Yes | Yes | Yes, always free |
| Vetting | Background checks | Self-verified | Local expert vetting |
| Cost data | Price ranges | Quotes vary | Published cost guides |
| Local knowledge | National platform | National platform | City-specific recs |
Find Plumbing in Los Angeles
When hiring, confirm C-36 licensure, ask specifically about slab leak experience if your home was built pre-1980, and get a sewer camera inspection before any point-of-sale work. Get 2-3 quotes on anything over $2,000.
Find Plumbing in Los AngelesLast Updated: April 2026 — Recommended Research Team. Prices are estimates based on market data and may vary.