Will McKinney's updated impact fees make new construction in Trinity Falls, Painted Tree, or Light Farms more expensive if I wait to sign a contract?

Will McKinney's updated impact fees make new construction in Trinity Falls, Painted Tree, or Light Farms more expensive if I wait to sign a contract? Possibly, yes. McKinney periodically adjusts water, wastewater, and roadway impact fees, and builders in these fast-growing Collin County communities often pass increases straight through to base prices or lot premiums on future contracts.

If you've been shopping new construction in McKinney's northern growth corridor, you've probably noticed builders mentioning fee schedules, city ordinances, or 'price protection' windows tied to when you sign. That's not just sales pressure. Impact fees are real municipal charges assessed per lot to fund the infrastructure that supports new rooftops, and cities like McKinney review and update them on a regular cycle as growth accelerates. When those fees go up, builders in Trinity Falls, Painted Tree, and Light Farms typically build the increase into their base price, their lot premium, or a line-item fee passed to the buyer at closing.

That said, timing your contract purely around a fee schedule can be risky if it means rushing a decision you're not ready for. Fee increases are usually modest compared to swings in interest rates, lot premiums, or builder incentives, all of which move independently of city fee updates. The smarter approach is understanding how your specific builder handles fee changes contractually, not just assuming waiting will cost you or that signing today locks in savings. Below, we'll walk through how impact fees actually work, why they matter more in some McKinney communities than others, and what to ask before you sign anything.

What Are Impact Fees, and Why Do They Change?

Impact fees are one-time charges cities assess on new development to help fund the water lines, sewer capacity, roads, and drainage systems that new homes require. McKinney, like most fast-growing Texas cities, reviews these fees periodically to keep pace with the actual cost of infrastructure. As construction costs and demand for services rise across Collin County, updated fee schedules are a normal, expected part of managing growth in a city adding as many rooftops as McKinney is.

These fees are typically assessed per lot, often varying by lot size, water meter size, or land use category. That means the exact increase can differ from one community to another, and even from one section of a community to the next, depending on when that section was platted and which fee schedule applies to it.

Why This Matters More in Trinity Falls, Painted Tree, and Light Farms

Trinity Falls, Painted Tree, and Light Farms are all still actively building out new sections, which means they're more exposed to fee updates than older, largely built-out McKinney neighborhoods. Builders in these communities are constantly pulling new permits, and each new phase can fall under whatever fee schedule is in effect at the time of platting or permitting.

• Trinity Falls
continues to expand northward, with new sections regularly entering the pipeline near FM 543.
• Painted Tree is still in earlier phases of its master-planned buildout, with multiple builders active on different timelines.
• Light Farms has fewer remaining undeveloped sections, but ongoing phases still fall under current and future fee schedules.

If you're comparing new construction across these three communities, it's worth asking each builder directly how their pricing reflects the most recent McKinney fee update, since the answer can vary even within the same neighborhood.

Does Waiting Actually Cost You More?

Not necessarily, and not always in a straightforward way. Builders don't always raise prices dollar-for-dollar with a fee increase. Some absorb part of the cost to stay competitive, especially when they're offering rate buydowns or closing cost incentives to move inventory. Others pass the full increase through, particularly on lots that haven't started construction yet.

What matters more than the fee update itself is your specific contract's language. Ask whether your purchase agreement locks your price and fees at the time of signing, or whether it allows the builder to adjust for fee changes that occur before closing. This is the detail that actually determines whether waiting costs you money, not the news of a fee update itself.

It's also worth remembering that impact fees are just one piece of what drives new construction pricing in McKinney right now. Builder incentives, mortgage rate buydowns, and even nearby development activity can move your total cost more than a fee schedule update does. If you're weighing a lot near ongoing growth, it's also worth reading about how new development near Trinity Falls could affect traffic and long-term value, since infrastructure growth and impact fees are often connected.

What to Ask Before You Sign in McKinney's Growth Corridor

Before you sign a contract on new construction anywhere in McKinney or greater Collin County, it's worth getting specifics rather than relying on general assumptions about fee timing.

• Ask which fee schedule applies to your specific lot or section, not the community as a whole.
• Ask whether your contract price includes current impact fees or is subject to adjustment before closing.
• Ask how the builder has historically handled past fee updates for existing buyers under contract.
• Compare that answer across builders if you're deciding between Trinity Falls, Painted Tree, or Light Farms specifically.

Frequently Asked Questions

Do impact fees apply to resale homes in McKinney too?

No. Impact fees are assessed on new construction lots as part of the development and permitting process. Resale homes in established McKinney neighborhoods already had those fees paid when the home was originally built.

How often does McKinney update its impact fee schedule?

Cities typically review impact fees on a multi-year cycle, though the exact timing can vary based on infrastructure needs and growth patterns. It's best to confirm current status directly with the city or your builder rather than assume a fixed schedule.

Can a builder raise my price after I've signed a contract because of a fee update?

It depends entirely on your contract's terms. Some builder agreements lock in pricing at signing, while others include language allowing adjustments for fee changes before closing, which is why reviewing that section carefully matters.

Get the Specifics Before You Sign

Impact fee updates are just one variable in a much bigger new construction decision across McKinney, Trinity Falls, Painted Tree, and Light Farms. Ask me for the current impact fee schedule on the specific lot or plan you're considering before you sign. I'm Jane Clark with Keller Williams McKinney, and I help buyers across McKinney and Collin County navigate new construction contracts with clear eyes, not guesswork.