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Warren County · Mason, OH

Plumbers in Mason, OH

Mason is in Warren County, Ohio. About 58,000 people live in the ZIP code we cover here, in roughly 22,000 homes, 69% of them single-family detached houses. The biggest share of the housing was built in 2000 or later (42%), 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 Mason

45040

Mason homes and their plumbing

Here is how Mason's homes break down by year built, based on Census estimates for the covered ZIP codes: before 1940 2%, 1940–1959 3%, 1960–1979 13%, 1980–1999 40%, 2000 or later 42%. With so much newer construction, the plumbing itself is usually sound, and most calls are about water heaters, fixtures, pressure and clogs. Neighboring areas such as Loveland, Lebanon, West Chester are covered too.

When Mason homes were built
Year builtShare of homes
Before 1940
2%
1940–1959
3%
1960–1979
13%
1980–1999
40%
2000 or later
42%

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

Residents in covered ZIPs
58,132
Housing units
21,977
Single-family detached
69%
Owner-occupied
79%
Heated with utility gas
58%
Heated with electricity
39%

What goes wrong in Mason homes

1980s and 90s construction and polybutylene

40% of homes were built between 1980 and 1999. Polybutylene supply pipe was installed widely in US homes from about 1978 to 1995, so houses from these years are worth checking for gray plastic pipe stamped PB2110, usually visible at the water heater or under sinks. Insurers and buyers often ask about it. See polybutylene replacement.

Newer homes on their first water heater

42% of homes here were built in 2000 or later. Those houses usually have PEX or CPVC supply lines in good shape, so the work is on equipment: original tank water heaters past their 8 to 12 year service life, expansion tanks, pressure regulators and fixtures. See water heater replacement.

Long, hard winters

18% of homes here were built before 1980, when pipes were more often run through exterior walls and uninsulated crawl spaces. In a long Ohio winter those are the lines that freeze and split. See frozen and burst pipe repair.

Natural gas in most homes

58% 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.

Common calls in Mason

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

Mason at a glance

County
Warren County
Nearest city pages
Loveland, Lebanon, West Chester, Middletown
ZIP codes
45040

Mason plumbing FAQ

How old are the homes in Mason?

In the ZIP codes we cover around Mason, Census estimates put 5% of homes as built before 1960, 13% from 1960 to 1979, 40% from 1980 to 1999 and 42% in 2000 or later. The largest group is 2000 or later (42%).

Who licenses plumbers in Mason, OH?

The Ohio Construction Industry Licensing Board (OCILB) licenses plumbing contractors; many cities also register them.

Are water heaters in Mason usually gas or electric?

Census data for the area show 58% of homes heating with utility gas, 39% 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 Mason homeowners

Nearby areas

Also covered nearby: Kings Mills (3 mi), South Lebanon (4 mi), Maineville (6 mi), Monroe (7 mi), Miamiville (10 mi), Morrow (10 mi), Dillonvale (11 mi), Camp Dennison (11 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 Mason, so they may include neighboring communities that share those ZIP codes.

Need a plumber in Mason?

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