Outdoor Living in Wilmer, 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 Wilmer homeowners in Dallas County, with one family-owned team.
- 40+Years in Business
- 15,000+Projects Completed
- 1984Family-Owned Since
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Before you build in Wilmer
Wilmer is a small city in far southern Dallas County that is dominated by the Union Pacific Dallas Intermodal Terminal and the surrounding logistics and warehouse development along I-45 and I-20. Residential areas are limited and often on larger, semi-rural lots rather than dense subdivisions.
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 Wilmer 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 Wilmer
Wilmer is a small town that grew steadily after the 1940s, though more slowly than most Dallas County towns.
On a larger or more rural lot there is room to spread out, but the runs for power, gas and water get longer, and a septic field or well can decide where a pool may go.
Wilmer sits on Cottonwood Creek amid fertile bottom land in southeastern Dallas County. Near a creek or river it is worth checking the flood maps early, before a pool or slab is placed.
City of Wilmer, which buys treated surface water through the City of Lancaster, delivered via the Dallas system.
The community was called Prairie Valley when the Houston and Texas Central Railroad established a stop in 1872, and the post office was renamed Wilmer in 1884 for railroad conductor A. J. Wilmer. After a fire on July 4, 1929, the town was rebuilt east along Highway 75. Wilmer incorporated in 1945, primarily to build a public water system, when it had 136 homes and 450 people. The population was 2,479 in 1990, 3,393 in 2000, 3,682 in 2010 and 5,332 in 2021. Wilmer sits at the junction of Interstate 45/U.S. Highway 75 and Cottonwood Creek, 14 miles southeast of downtown Dallas.
The city buys its water from the City of Lancaster. The City Council approved digital AMI water meters in 2021, and customers can track usage and receive leak alerts through a web portal; Utility Billing is 972-441-6373.
The Community Services Department, 128 N Dallas Ave, (972) 441-6373, requires permits for accessory buildings, including storage sheds, gazebos, carports and patio covers, only if 120 square feet or larger, and for building or replacing decks, concrete patios and walkways. A fence permit is required to repair pickets or a section of fence and always when posts are installed or replaced, front-yard fences are limited to a 4 foot ornamental fence, and a retaining wall over four feet measured from the bottom of the footing needs a permit. Building, repairing or filling in a swimming pool requires a permit, and irrigation systems need a permit with backflow inspection reports.
What each outdoor project needs in Wilmer, TX
How is a pool built in Wilmer?
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 Wilmer the permit goes through the City of Wilmer, and Longhorn files it and follows it through inspection. More on pools.
What does a patio cover need in Wilmer?
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 Wilmer the permit goes through the City of Wilmer, and Longhorn files it and follows it through inspection. More on patio covers.
How is a pergola built to last in Wilmer?
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.
Can a sunroom or screened enclosure be added in Wilmer?
A sunroom or screened enclosure in Wilmer is attached to the house, so it is permitted through the City of Wilmer and sits on footings designed for the ground under it. We match the roofline and the exterior to the house so it reads as part of it. More on sunrooms and patio enclosures.
How a Backyard Project Runs in Wilmer
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A free design visit in Wilmer
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.
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Drawings, permit and HOA
We file the permit with the City of Wilmer 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.
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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.
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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.
Wilmer 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 Wilmer and handles the inspections, so the schedule does not stall on paperwork.
Wilmer 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 Wilmer 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.
Other cities we build in near Wilmer
Outdoor living guides

Outdoor Flooring for a Frisco Backyard: Pick by Zone
One yard, five jobs for the ground: dining, cooking, swimming, play and the dog. Here is how to match a surface to each zone, and what Frisco’s clay, heat and city rules change.

Outdoor Kitchen Countertop Materials in Frisco, TX
Granite, porcelain, quartzite and quartz all behave differently in Frisco sun, freezes and clay. Here is a pick by exposure, a sealing test, and what the base under the stone needs.

HOA Approval for a Patio Cover in Texas: DFW Guide
The HOA and the city are two separate approvals, and the HOA usually comes first. Here is the packet a DFW committee wants, how long it takes, why it says no, and how to answer a denial.
Free design visits in Wilmer
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) 534-2716Get Your Free Quote
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