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Fond du Lac County · Fond du Lac, WI

Plumbers in Fond du Lac, WI

Fond du Lac is in Fond du Lac County, Wisconsin. About 63,000 people live in the 2 ZIP codes we cover here, in roughly 29,000 homes, 63% of them single-family detached houses. The biggest share of the housing was built before 1940 (25%), and that age decides most of what goes wrong with the plumbing.

  • Same-day service when a plumber is available
  • 2 ZIP codes covered

ZIP codes we cover in Fond du Lac

54935, 54937

Fond du Lac homes and their plumbing

Here is how Fond du Lac's homes break down by year built, based on Census estimates for the covered ZIP codes: before 1940 25%, 1940–1959 13%, 1960–1979 23%, 1980–1999 21%, 2000 or later 19%. 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.

When Fond du Lac homes were built
Year builtShare of homes
Before 1940
25%
1940–1959
13%
1960–1979
23%
1980–1999
21%
2000 or later
19%

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

Residents in covered ZIPs
63,351
Housing units
28,588
Single-family detached
63%
Owner-occupied
64%
Heated with utility gas
73%
Heated with electricity
17%
Heated with propane
6%

What goes wrong in Fond du Lac homes

Pre-1960 homes: galvanized pipe and cast iron

38% of homes in Fond du Lac's covered ZIP codes were built before 1960, 25% 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

73% 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.

Long, hard winters

60% of homes here were built before 1980, when pipes were more often run through exterior walls and uninsulated crawl spaces. In a long Wisconsin winter those are the lines that freeze and split. See frozen and burst pipe repair.

Hard water

Wisconsin water is generally hard. With 73% of homes here on gas, scale settles as sediment in gas water heater tanks, which then rumble and wear out early. See water softener installation.

Common calls in Fond du Lac

Also available in Fond du Lac: emergency plumbing and every plumbing service.

Fond du Lac at a glance

County
Fond du Lac County
ZIP codes
54935, 54937

Fond du Lac plumbing FAQ

How old are the homes in Fond du Lac?

In the ZIP codes we cover around Fond du Lac, Census estimates put 38% of homes as built before 1960, 23% from 1960 to 1979, 21% from 1980 to 1999 and 19% in 2000 or later. The largest group is before 1940 (25%).

Who licenses plumbers in Fond du Lac, WI?

Wisconsin's Department of Safety and Professional Services (DSPS) licenses plumbers.

Are water heaters in Fond du Lac usually gas or electric?

Census data for the area show 73% of homes heating with utility gas, 17% with electricity and 6% with propane. 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 Fond du Lac homeowners

Nearby areas

Also covered nearby: Eden (7 mi), Malone (7 mi), Oakfield (8 mi), Van Dyne (8 mi), Mount Calvary (10 mi), Brownsville (11 mi), Lomira (12 mi), Rosendale (12 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 Fond du Lac, so they may include neighboring communities that share those ZIP codes.

Need a plumber in Fond du Lac?

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