Plymouth Park, Dallas County: property tax data
What the public appraisal record actually shows for this neighborhood — and how to use it if your own home's value looks too high.
Plymouth Park by the numbers
25th to 75th percentile appraised value spread
Source: Dallas County appraisal datadata as of August 1, 2026
What this means for a protest here
Plymouth Park has 744 parcels with enough surrounding data to run a size-adjusted comparison — each home checked against similarly sized neighbors rather than averaged in with every property under the same neighborhood code. That distinction matters here because the raw dollar-per-square-foot figures across those parcels span from $119 to $323. A house priced near the bottom of that range isn't automatically worth less than one near the top; it may simply be a different size, age, or finish level than a flat neighborhood-wide number would suggest. Dallas County's median living area for Plymouth Park is 1,250 square feet, and that figure is the benchmark the size-adjustment uses so the comparison lines up like-sized homes against each other.
Running all 744 of those parcels through that same size-adjusted comparison — the identical calculation a homeowner here gets by entering their own address — turned up a case in 36% of them. That's not a projection of what could happen; it's a count of parcels where the appraised value came back higher than what comparable, similarly sized homes in Plymouth Park support. Among those parcels, the gap varied in size: half were within 4% of what the comps pointed to, and some ran as high as 26%. Where any single property in Plymouth Park lands depends on its own size and value, not on the neighborhood's numbers alone.
How filing a protest actually works
Your deadline to file a written protest is whichever comes later: May 15, or the 30th day after your appraisal district delivers your notice of appraised value. There's no single date that applies to everyone — it depends on when your own notice arrives, not a date any page can print in advance.
A protest based on unequal appraisal compares your property against similar, nearby homes in this same neighborhood. LoneStarLower prepares that comparison and the supporting materials; it does not file the protest, negotiate with the appraisal district, or represent you at a hearing. You file it, using Form 50-132 or an equivalent written notice, with your county's appraisal district office — not the Texas Comptroller, which doesn't handle individual protests. You attend the hearing and present the evidence yourself.
Questions about this data
How was the 36% protest-case figure for Plymouth Park calculated?
It comes from running all 744 evaluable parcels in Plymouth Park through the same size-adjusted comparison against neighboring homes that a homeowner gets by entering their own address, using Dallas County's certified appraisal data dated August 1, 2026.
Why does the price-per-square-foot range in Plymouth Park matter?
Among Plymouth Park's evaluable parcels, per-square-foot value ranges from $119 to $323, based on Dallas County data dated August 1, 2026. A spread that wide means raw price alone can be misleading — the protest-case figure is instead based on a size-adjusted comparison matched to the neighborhood's 1,250-square-foot median living area.
How large were the reductions found among Plymouth Park cases?
Among the 269 Plymouth Park parcels found to have a case, the size of the reduction varied — the middle value was 4%, and it ran as high as 26% for some properties, based on Dallas County data dated August 1, 2026. Each property's own numbers determine where it falls.