If I'm Over 65 and Sell My Stonebridge Ranch Home to Downsize in McKinney, Does My School Tax Ceiling Actually Transfer to the New House, or Do I Start Over?

Written by Jane Clark on 25 October 2026. Posted in Blog.

If I'm over 65 and sell my Stonebridge Ranch home to downsize in McKinney, does my school tax ceiling actually transfer to the new house, or do I start over? Your school tax ceiling transfers to your new McKinney home, but it is not a straight dollar-for-dollar carryover - the Collin Central Appraisal District recalculates it using a percentage formula tied to your new home's value.

For homeowners in Stonebridge Ranch who have held an over-65 or disabled homestead exemption for years, this is one of the most misunderstood parts of downsizing. You've likely watched your Collin County school tax bill stay flat for a decade or more while home values around you climbed, and the fear of losing that protection stops a lot of qualified sellers from even listing. The good news is that Texas law was written specifically to let you keep that benefit when you move, as long as you follow the right paperwork steps with the appraisal district. The tricky part is understanding that your new ceiling won't necessarily match your old dollar amount - it's adjusted based on how your new home's taxable value compares to the home you're leaving. That means a smaller, less expensive home in McKinney could actually come with a lower ceiling than what you're paying now, while a similarly priced home could land close to where you started. Before you assume either outcome, it helps to understand exactly how the transfer calculation works and what you need to request before closing. Below, we'll walk through the mechanics, the paperwork, and how this plays out specifically for sellers moving within McKinney and Collin County.

How the Over-65 School Tax Ceiling Actually Works

Texas gives homeowners age 65 and older a school tax ceiling once they file for the exemption on their primary residence. That ceiling locks your school district taxes at the dollar amount from the year you qualified, even if your home's appraised value keeps rising. It does not freeze your county, city, or special district taxes - only the school portion.

Many longtime Stonebridge Ranch owners have held this ceiling for years without ever fully knowing how it interacts with a future sale. Since Collin County recently approved its first tax rate hike in 33 years, understanding exactly which parts of your bill are protected and which aren't has become even more important.

What Happens When You Sell and Buy a New Home

When you sell your Stonebridge Ranch home and buy another home in McKinney or elsewhere in Texas, the ceiling does transfer - but it's recalculated, not copied over. The Collin Central Appraisal District (or the appraisal district covering your new county, if you move outside Collin County) issues what's called a Tax Ceiling Transfer Certificate.

The new ceiling is based on a percentage formula: the appraisal district compares the taxable value of your old homestead at the time of sale to the taxable value of your new homestead, then applies that same percentage to your new home's school tax rate. In practical terms:

If you downsize to a home with a lower taxable value than your Stonebridge Ranch home, your new ceiling amount will generally be lower too.
If your new home's value is close to what you sold, expect a ceiling close to your prior amount.
The percentage, not the flat dollar figure, is what actually transfers.

This is why two sellers moving from similarly priced Stonebridge Ranch homes can end up with very different new tax ceilings depending on where in McKinney or Collin County they land.

The Paperwork You Need to Request

The transfer isn't automatic. You'll need to:

File for your new homestead exemption on the replacement property.
Request a Tax Ceiling Transfer Certificate from the appraisal district where your old home was located (Collin Central Appraisal District, in most McKinney moves).
Make sure the certificate is forwarded to the appraisal district covering your new home, especially if you're moving to a different county.

If you stay within McKinney ISD and Collin County, this process tends to move more smoothly since you're dealing with one appraisal district instead of two. You can confirm requirements and forms directly through the Collin Central Appraisal District website.

Does This Apply If You're Moving to a Different School District?

Yes, the ceiling can still transfer even if your new home is in a different school district elsewhere in Texas, but the calculation uses that district's current tax rate, so the resulting dollar amount can shift more noticeably than a move within the same district. If you're considering a move to a newer McKinney community such as those near Trinity Falls or Painted Tree, it's worth checking which school district actually serves the address before assuming your ceiling will land where you expect.

Why This Matters for Stonebridge Ranch Sellers Specifically

Stonebridge Ranch has a wide range of home values, and demand for smaller, low-maintenance homes in the neighborhood has stayed strong - partly fueled by nearby developments like the senior housing project near Lake Forest Drive and US-380. If you're weighing whether to sell and downsize within the same neighborhood or move elsewhere in McKinney, knowing your projected new tax ceiling before you list helps you compare true carrying costs, not just sale price versus purchase price.

FAQ

Do I lose my tax ceiling if I move out of Texas?

Yes. The over-65 school tax ceiling only transfers between homesteads within the state of Texas. Moving out of state means starting over under that state's own tax rules.

Is there a time limit to transfer my tax ceiling to a new home?

You generally need to apply for the new homestead exemption and request the transfer certificate in the same tax year you establish your new homestead, so it's best to start the paperwork as soon as you close on the new property.

Can my spouse keep the tax ceiling if I pass away?

A surviving spouse who is 55 or older at the time of death and continues to live in the home can typically keep the existing tax ceiling, but confirming this with the appraisal district is important before relying on it.

Know Your Numbers Before You List

Guessing at your new tax ceiling can lead to real surprises after closing, especially if you're comparing homes across different price points or school districts in McKinney and Collin County. Request your free tax ceiling transfer calculation so you know your exact new tax bill before you list your Stonebridge Ranch home. Reach out to Jane Clark at Keller Williams McKinney to get clear numbers before you make your next move.