Drainage Assessment in McKinney, TX

Before recommending any solution, a local contractor walks your property and assesses the actual drainage situation, then gives you an honest answer on whether a french drain is the right fix — or says so if another approach would work better. You get a clear picture of the problem and honest options for addressing it at no charge.

McKinney sits in Collin County north of Plano, on Blackland Prairie black gumbo clay, a historic county seat that transformed from a modest agricultural town into one of the fastest-growing Metroplex suburbs over the past three decades. That growth pattern means McKinney has a genuinely mixed housing stock — a well-preserved historic downtown square with infrastructure over a century old, alongside extensive newer subdivision development from the 1990s onward. North Texas's intense spring thunderstorm season tests both eras of construction, though for different reasons: the historic core's century-old systems predate any modern storm-water standard entirely, while the newer subdivisions are still working through the first decades of settling into the area's notoriously expansive clay. Chestnut Square Historic Village, a cluster of preserved 19th-century buildings moved to a single site near downtown, and the McKinney Cotton Mill's restored smokestack both anchor a historic district built around the town's original 1840s courthouse square — infrastructure old enough to predate not just Collin County's suburban boom but the arrival of the railroad itself. Wilson Creek runs through the middle of the city and has shaped downtown McKinney's drainage since the original townsite was platted along it, a genuinely older and more direct creek relationship than the engineered detention-pond systems built into McKinney's newer subdivisions since the 1990s further from the historic core.

What Gets Checked During a Drainage Assessment

A drainage assessment checks the grade around your foundation, the slope of the yard, soil type and permeability, downspout placement, existing drainage features, and low points where water naturally concentrates. In Collin County's clay-heavy soils, particular attention goes to how water is moving through the soil versus across the surface — that distinction determines whether a french drain, catch basin, or surface regrading is the right solution.

What You Get After the Assessment

After walking the property, you'll get a plain-terms explanation of what was found along with an honest recommendation. If a french drain is the right solution, you'll learn where it should go, how it will be configured, and what it will cost. If another approach is more appropriate, you'll be told that too. There is no pressure to hire anyone after the assessment.

This content is reviewed by the Texas French Drains editorial team and informed by licensed-contractor sourcing, manufacturer documentation, and established industry standards for Drainage. Read our editorial standards.