Family-owned in Texas since 1984Serving homeowners across Dallas–Fort Worth

Outdoor Living in Seagoville, TX

Outdoor living is the covered patio, pool, kitchen, stone and lighting that make a backyard part of the home. Longhorn designs and builds them together for Seagoville homeowners in Dallas County, with one family-owned team.

  • 40+Years in Business
  • 15,000+Projects Completed
  • 1984Family-Owned Since
  • 90DFW Cities Served
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Before you build in Seagoville

Dallas County · Blackland Prairie soil

Seagoville sits in the far southeastern corner of Dallas County on US 175 and retains a mix of mid-century housing and large semi-rural tracts rather than continuous suburban platting. Its southern and eastern edges fall toward the East Fork Trinity River bottomlands, which are low-lying and wooded.

That ground decides how a slab, a pool shell or a footing has to be built here. Here is what it does to a patio.

We file the permit with the City of Seagoville and follow it through review, so the schedule doesn’t stall on paperwork.

Longhorn has built across Dallas County and the wider Metroplex since 1984, and every project starts with a free design visit and a firm price.

Homes and Yards in Seagoville

Seagoville is a suburban residential community in southeastern Dallas County that kept growing in the decades after World War II.

On older lots, big shade trees, narrow side gates and aging utility lines are common, so crew access and where the old lines run get checked at the first visit.

Seagoville lies near the Trinity River, which early settlers used to ship freight. Near a creek or river it is worth checking the flood maps early, before a pool or slab is placed.

The City of Seagoville, which buys treated surface water from Dallas Water Utilities.

T. K. Seago, the town’s founder, opened a general store in 1876, a post office opened in 1881, and the Texas Trunk Railroad reached the town that same year. The post office name changed to Seagoville in 1910 to avoid confusion with the town of Sego. Seagoville drilled an artesian well in 1912, secured electrical service in 1925 and incorporated in 1926, and a second artesian well existed by 1948. The population was 1,927 in 1950, 3,745 in 1960, 7,304 in 1980, 10,823 in 2000, 14,835 in 2010 and 18,805 in 2021. State Highway 175 runs through town, and Interstates 635 and 20 skirt it.

The city’s 2025 water quality report, which reproduces Dallas’s source information, lists four sources for the supply: the Elm Fork Trinity River, Lake Ray Hubbard, Lake Tawakoni and Bachman Lake.

A permit is required for any accessory or storage building in a residential area, and the Building Inspections Department answers questions at 972-287-6829. All retaining walls require a permit, and any wall over 48 inches in height also needs engineered plans. Replacing six or more fence panels requires a fence permit, a damaged, leaning or missing portion of a fence must be replaced or repaired with comparable material within thirty days, and grass may be no higher than eight inches. City Hall is at 702 North Highway 175, 972-287-2050, open Monday through Thursday, 7:30 am to 5:30 pm.

What each outdoor project needs in Seagoville, TX

How is a pool built in Seagoville?

Blackland Prairie clay swells through a wet spring and shrinks hard by August, and a pool shell is a rigid object sitting in ground that moves around it. Here that means the shell, the beam and the deck are engineered for that movement from the drawing stage, and the flatwork gets its control joints placed on purpose rather than wherever the pour ends. In Seagoville the permit goes through the City of Seagoville, and Longhorn files it and follows it through inspection. More on pools.

What does a patio cover need in Seagoville?

Blackland Prairie clay lifts and drops with the season, so a patio cover’s footings are the whole job. Posts set in shallow pads move with the top of the soil and take the roofline with them; footings taken below the active zone, tied to a slab that drains away from the house, do not. In Seagoville the permit goes through the City of Seagoville, and Longhorn files it and follows it through inspection. More on patio covers.

How is a pergola built to last in Seagoville?

On Blackland Prairie clay a pergola’s posts are what decide whether it still stands square in five years. The clay moves most in the top few feet, so footings go deeper than the movement rather than resting in it, and the slab underneath gets its own drainage plan. More on pergolas.

How a Backyard Project Runs in Seagoville

  1. 1

    A free design visit in Seagoville

    A designer comes out to the house, measures the space a backyard project has to fit, walks the access a crew would need, and talks through what you want it to do. You leave with a firm price. On Blackland Prairie ground, that is also when the grading, drainage and movement details get decided rather than improvised on site.

  2. 2

    Drawings, permit and HOA

    We file the permit with the City of Seagoville and follow it through review, so the schedule does not stall on paperwork. Where an HOA wants a submittal, we prepare the drawings it asks for.

  3. 3

    One crew, one schedule

    The same team builds the whole backyard project in order, so the slab, the structure, the electrical and the finish work are not three different companies working around each other.

  4. 4

    Walkthrough and warranty

    We walk the finished backyard project with you, settle the punch list and leave one warranty on the work, and we are still Dallas County-local if you need us later.

Seagoville outdoor living questions

Almost always, for pools and for anything attached to the house, including patio covers, sunrooms and enclosures. Longhorn files the permit with the City of Seagoville and handles the inspections, so the schedule does not stall on paperwork.

Seagoville sits on Blackland Prairie ground in Dallas County. The ground decides how a slab, a pool shell or a footing has to be built, so we plan the drainage and the footings for it at the first visit rather than after something moves.

Where an HOA in Seagoville asks for a submittal, we prepare the drawings and details it wants, alongside the city permit, so the approval runs in parallel with the design rather than after it.

Yes. Many homeowners start with one piece, such as a pool or a patio cover, and add the rest later. We plan the whole space up front so the gas, power, water and drainage for later phases are in place from the start.

Free design visits in Seagoville

Tell us what you have in mind and we’ll come measure, talk options and give you a straight number. No obligation, no pressure.

Call (972) 534-2716

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