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Los Angeles County · Azusa, CA

Plumbers in Azusa, CA

Azusa is in Los Angeles County, California. About 62,000 people live in the ZIP code we cover here, in roughly 18,000 homes, 57% of them single-family detached houses. The biggest share of the housing was built between 1940 and 1959 (38%), and that age decides most of what goes wrong with the plumbing.

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  • 1 ZIP codes covered

ZIP codes we cover in Azusa

91702

Azusa homes and their plumbing

Here is how Azusa's homes break down by year built, based on Census estimates for the covered ZIP codes: before 1940 4%, 1940–1959 38%, 1960–1979 31%, 1980–1999 15%, 2000 or later 12%. With that many older homes, original galvanized supply pipe and cast iron or clay drains are still common, so leaks, rust and root intrusion come up often. Neighboring areas such as Covina, Glendora, Monrovia are covered too.

When Azusa homes were built
Year builtShare of homes
Before 1940
4%
1940–1959
38%
1960–1979
31%
1980–1999
15%
2000 or later
12%

Share of housing units in the covered ZIP codes. Census ACS 2023 5-year estimates.

Residents in covered ZIPs
61,766
Housing units
18,218
Single-family detached
57%
Owner-occupied
59%
Heated with utility gas
76%
Heated with electricity
20%

What goes wrong in Azusa homes

Pre-1960 homes: galvanized pipe and cast iron

42% of homes in Azusa's covered ZIP codes were built before 1960. Houses that old often still have galvanized steel supply lines that rust closed from the inside, and cast iron or clay sewer pipe that cracks and lets roots in. Weak pressure at upstairs fixtures, brown water after a shutoff and slow drains are the usual clues. Typical fixes are whole-house repiping and a sewer camera inspection.

Natural gas in most homes

76% of occupied homes here heat with utility gas, so gas water heaters, ranges and dryers are common. That means gas line extensions for new appliances, flexible connector replacements and venting checks when a water heater is swapped. If you smell gas, leave first and call the gas utility from outside. See gas line repair.

1960s and 70s homes reaching end of life

31% of the housing here dates from 1960 to 1979. Original copper supply lines in those homes are now 45 to 65 years old, and cast iron drains of that age scale up inside and crack. Seized shutoff valves, pinhole leaks and recurring main-line clogs are common calls. A camera inspection shows the condition of the sewer line before anyone digs.

Common calls in Azusa

Also available in Azusa: emergency plumbing and every plumbing service.

Azusa at a glance

County
Los Angeles County
Nearest city pages
Covina, Glendora, West Covina
ZIP codes
91702

Azusa plumbing FAQ

How old are the homes in Azusa?

In the ZIP codes we cover around Azusa, Census estimates put 42% of homes as built before 1960, 31% from 1960 to 1979, 15% from 1980 to 1999 and 12% in 2000 or later. The largest group is 1940–1959 (38%).

Who licenses plumbers in Azusa, CA?

The Contractors State License Board (CSLB) licenses plumbing contractors under the C-36 classification, and its online lookup shows license status.

Are water heaters in Azusa usually gas or electric?

Census data for the area show 76% of homes heating with utility gas, 20% with electricity. Water heaters often use the same fuel as the home's heat, so utility gas is the most common here, but check the label on your tank before you shop for a replacement.

Guides for Azusa homeowners

Nearby areas

Also covered nearby: Duarte (3 mi), San Dimas (6 mi), Sierra Madre (8 mi), La Verne (8 mi).

Housing, heating and population figures are US Census Bureau American Community Survey 2023 5-year estimates for the ZIP code areas we cover in Azusa, so they may include neighboring communities that share those ZIP codes.

Need a plumber in Azusa?

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