Sarasota County

Slab leak repair and replacement in Longboat Key, FL

Below the Slab Leak FL serves Longboat Key in Sarasota County. If you have a warm floor, a rising water bill or the sound of running water, call and we will talk through what to check. Slab leak repair and replacement choices in Longboat Key depend on the pipe and where the leak is, and the technician walks through them with you.

Last updated November 2026. General information, not an inspection of your home.

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Curved white drainage pipe against a concrete wall

Signs of a slab leak in Longboat Key and repair or replacement options

Slab leaks tend to give the same signs in Longboat Key as anywhere else in Sarasota County: a warm patch on the floor, a meter that moves with everything off, a rising bill or the sound of water when nothing runs. Each has other possible causes, and the visit is about ruling those in or out.

Whether you call it a slab leak, a foundation leak or a water leak under the house, the cause in most Longboat Key homes is the same: a pipe running beneath the concrete floor.

Slab leak detection in Longboat Key is non-invasive: the technician tests, listens and measures from above the floor, and opens it only once the leak is located.

Much of the Southwest Coast sits on sandy soil with a high water table, and many homes are close to canals, bays and the Gulf. Water from a leak can spread through loose sand and show up away from the pipe. Longboat Key is one of 6 places we list in Sarasota County, alongside Nokomis and North Port.

Where Longboat Key came from

Longboat Key was incorporated as a town in 1955. Longboat Key was first claimed by homesteaders in the late 1800s.

Native Americans were the first people on the island, and several settlers claimed land in the late 1800s. The Longbeach community at the north end got its own post office in 1914. Before the 1921 hurricane the island had a significant farming presence. When Sarasota County was created in 1921, Longboat Key was divided between Manatee County to the north and Sarasota County to the south.

With roots in the 1910s, Longboat Key has houses from more than one building era, and the age of a home is one of the first things worth mentioning on the call.

Longboat Key geography and water

Longboat Key is a long barrier island between Sarasota Bay and the Gulf of Mexico, with the whole island inside the town limits. Longboat Key is split between Manatee County in the north and Sarasota County in the south. Longboat Pass separates the north end from Anna Maria Island.

In Longboat Key, outdoor water such as sprinklers and rain can look like a leak under the house, so a technician tests the lines first.

Getting around Longboat Key: landmarks and nearby towns

Landmarks around Longboat Key include Longbeach Village at the northern tip, Longboat Pass and Sarasota Bay.

Nearby communities include Bradenton Beach and St. Armands Key.

Pipes and homes in Longboat Key

Many homes here are seasonal, in condo buildings or on canals, and they may be empty for months at a time. See seasonal home slab leaks.

Age matters too, since older lines may leak again elsewhere while newer ones more often fail once. See repair options compared.

Housing and pipes in Longboat Key

Homes in Longboat Key built from the 1960s through the 1990s commonly have copper supply lines in or beneath the slab. Copper wears over decades, and pinhole leaks are the usual form.

Pools and irrigated lawns are common in this part of Sarasota County. Both draw on the house supply and both can show on the meter like a leak, so the technician rules them out first. The technicians we connect you with do not repair pools or irrigation.

Incorporated in 1955, Longboat Key is a town of about 4.1 square miles in Manatee and Sarasota Counties. Pipe age differs from house to house, which is why each home is assessed on its own.

How leak detection works in Longboat Key

In Longboat Key, the technician starts with your account of the problem and the home's age, reads the meter with the water off and tests the lines one at a time. Pinpointing comes last, followed by a plain explanation of repair choices and cost.

Slab leak services for Longboat Key homes

In Longboat Key, begin with the page that is closest to what you are seeing at home.

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Nearby areas we serve

We also serve other places in Sarasota County and across the Southwest Coast.

Where we connect callers with slab leak technicians in Longboat Key

Calls are covered across Longboat Key, ZIP codes 34228.

Common questions

Do you have to break up the floor in my Longboat Key home?

Only if a spot repair is the best option. Other methods leave the floor alone, and the technician explains each before you choose. That applies to homes in Longboat Key.

Do you serve Longboat Key?

Yes, Longboat Key is on our list in Sarasota County. Call and describe what you see, and we will say what to check first.

In Longboat Key, who do I call about a leak in a Sarasota County rental or condo?

Contact the property manager first. They may have their own process, and we can coordinate with them on the plumbing side. That applies to homes in Longboat Key.

Can I get a leak check before buying a home in Longboat Key?

Yes. A leak check can be arranged during the inspection window. The slab leak check before buying page lists what to ask the seller. The same is true in Longboat Key.

In Longboat Key, can I use the pool if I think there is a leak?

That is a question for a pool specialist. On the house side we test the lines to rule the house in or out, and if it passes, the pool is what to look at next. The same is true in Longboat Key.

In Longboat Key, can a property manager arrange a visit for me?

Yes. A manager or caretaker can give access and be the contact. We send findings to whoever you name, and the decision on any repair stays with you. That applies to homes in Longboat Key.

What ZIP codes in Longboat Key can I call about?

Calls are taken from ZIP code 34228 in Sarasota County. A home near a boundary is still worth a call, since the person who answers asks for the street and works out which listing fits.

I live near Longboat Key but not in it. Can I still call?

Yes. Nearby listings include Lehigh Acres, Port Charlotte and Nokomis, and the Southwest Coast page lists the rest. Say where you are when you call and the person answering will match you to the right one.

Does the history of Longboat Key tell me what is under my slab?

Incorporated in 1955, Longboat Key is a town of about 4.1 square miles in Manatee and Sarasota Counties. That is useful background, but it does not decide the pipe. What sits under one floor depends on the year that house was built and whether it has been repiped, so give the technician the build year if you know it.

Talk to someone about your Longboat Key home.

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