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Union County · Union, NJ

Plumbers in Union, NJ

Union is in Union County, New Jersey. About 57,000 people live in the ZIP code we cover here, in roughly 21,000 homes, 64% of them single-family detached houses. The biggest share of the housing was built between 1940 and 1959 (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 Union

07083

Union homes and their plumbing

Here is how Union's homes break down by year built, based on Census estimates for the covered ZIP codes: before 1940 21%, 1940–1959 42%, 1960–1979 17%, 1980–1999 10%, 2000 or later 10%. 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 Linden are covered too.

When Union homes were built
Year builtShare of homes
Before 1940
21%
1940–1959
42%
1960–1979
17%
1980–1999
10%
2000 or later
10%

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

Residents in covered ZIPs
57,036
Housing units
20,792
Single-family detached
64%
Owner-occupied
74%
Heated with utility gas
82%
Heated with electricity
11%
Heated with fuel oil
4%

What goes wrong in Union homes

Pre-1960 homes: galvanized pipe and cast iron

63% of homes in Union's covered ZIP codes were built before 1960, 21% of them before 1940. 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

82% 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.

Winter freezes

80% of homes here were built before 1980, when pipes were more often run through exterior walls and uninsulated crawl spaces. In a cold New Jersey winter those are the lines that freeze and split. See frozen and burst pipe repair.

Common calls in Union

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

Union at a glance

County
Union County
Nearest city pages
Linden
ZIP codes
07083

Union plumbing FAQ

How old are the homes in Union?

In the ZIP codes we cover around Union, Census estimates put 63% of homes as built before 1960, 17% from 1960 to 1979, 10% from 1980 to 1999 and 10% in 2000 or later. The largest group is 1940–1959 (42%).

Who licenses plumbers in Union, NJ?

The New Jersey State Board of Examiners of Master Plumbers licenses master plumbers; check a license through the Division of Consumer Affairs.

Are water heaters in Union usually gas or electric?

Census data for the area show 82% of homes heating with utility gas, 11% with electricity, 4% with fuel oil. 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 Union homeowners

Nearby areas

Also covered nearby: Kenilworth (2 mi), Springfield (2 mi), Vauxhall (2 mi), Roselle Park (2 mi), Hillside (2 mi), Cranford (3 mi), Roselle (3 mi), Garwood (4 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 Union, so they may include neighboring communities that share those ZIP codes.

Need a plumber in Union?

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