Tarrant Value

509 Manchester Ct, Keller, TX 76248

5,277 sqft, built 2016, in Difonzo Estates. Appraised at $1,176,329 for 2026.

Tarrant County account 42139129

Appraised value
$1,176,329
Tax year 2026 · after any cap, before exemptions
Market value
$1,217,273
Living area
5,277 sqft
$223 per sqft
Year built
2016
Homestead
Yes
Owner-occupied exemption on file

Compare this assessment

Start with the county value and property facts, then review appraisal comps, recent sales, and prior-year changes to decide whether the assessment is worth challenging. The comps on this page are free to review; email sign-in is only used to save a printable report.

For nearby context, browse ZIP 76248, Difonzo Estates, and Keller assessment pages.

Protest deadline

The 2026 protest deadline was . The 2027 protest deadline is . 2027 notices usually arrive in April.

Deadline rule: May 15, or 30 days after your notice of appraised value is mailed, whichever is later. A deadline on a weekend or holiday moves to the next business day. Evidence is reviewed by the Appraisal Review Board (ARB). Dates checked against the official source.

Assessment snapshot

These public TAD records highlight what may be worth checking before you file.

  • Assessment changeThe appraised value increased 10.0% from $1,069,390 in 2025 to $1,176,329 in 2026.
  • Appraised value per square footThe current public record shows about $223 per square foot before any comparable-property adjustments.
  • Market/appraised spreadThe county market value is $40,944 above the appraised value used on this page.
  • Nearby comparison areaThis page starts the equity review with public records for the Difonzo Estates neighborhood and ZIP 76248.
  • Neighborhood value signalAmong 693 residential records in the same neighborhood, the average appraised value is about $207 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +1.6% on average.

Comparable assessments

Similar public appraisal records selected for this property's equity comparison.

  • 1008 Barbara Ln, Keller, TX 76248
    5,130 sqft | $267/sqft | built 2016 | Similar size (5,130 vs 5,277 sqft); Built same year (2016); Similar lot size (28,066 vs 27,952 sqft)
    $1,371,000
  • 1033 Driscoll Pl, Keller, TX 76248
    4,962 sqft | $261/sqft | built 2017 | 6% smaller (4,962 vs 5,277 sqft); Similar age (2017 vs 2016); Similar lot size (27,482 vs 27,952 sqft)
    $1,296,461
  • 701 Keystone Way, Keller, TX 76248
    4,979 sqft | $225/sqft | built 2012 | 6% smaller (4,979 vs 5,277 sqft); Similar age (2012 vs 2016); Similar lot size (27,978 vs 27,952 sqft)
    $1,122,000
  • 1040 Barbara Ln, Keller, TX 76248
    4,944 sqft | $275/sqft | built 2017 | 6% smaller (4,944 vs 5,277 sqft); Similar age (2017 vs 2016); Similar lot size (26,044 vs 27,952 sqft)
    $1,359,068
  • 510 Manchester Ct, Keller, TX 76248
    5,441 sqft | $247/sqft | built 2017 | Similar size (5,441 vs 5,277 sqft); Similar age (2017 vs 2016); Same neighborhood
    $1,342,726

Recent comparable sales

Sales selected by similarity to the subject property. Texas is a non-disclosure state, so these MLS-listed sales are supplemental evidence.

  • 1324 Britney Ct, Keller, TX 76248
    August-14-2026 | 5,459 sqft | $283/sqft | built 2006 | Similar size (5,459 sqft); Moderate age difference (10 years older); Sold after the valuation date
    $1,546,000
  • 1109 Wickford Ct, Keller, TX 76248
    July-29-2026 | 5,140 sqft | $272/sqft | built 2006 | Similar size (5,140 sqft); Moderate age difference (10 years older); Sold after the valuation date
    $1,399,900
  • 808 Timberline Ct, Keller, TX 76248
    August-19-2026 | 5,069 sqft | $296/sqft | built 2009 | Similar size (5,069 sqft); Moderate age difference (7 years older); Sold after the valuation date
    $1,500,000
  • 1821 Sterling Trace Dr, Keller, TX 76248
    September-29-2026 | 4,710 sqft | $180/sqft | built 2011 | 11% size difference (4,710 sqft); Moderate age difference (5 years older); Sold after the valuation date
    $849,000
  • 669 Meadow Creek Dr, Keller, TX 76248
    June-23-2026 | 4,547 sqft | $297/sqft | built 2014 | 14% size difference (4,547 sqft); Similar age (2014); Sold after the valuation date
    $1,350,000

Public appraisal comparison for 2026. Prepared . Appraisal source: Tarrant Appraisal District. Sales data checked in this snapshot: . Showing the last prepared sales evidence while recent sales are refreshed. Matches consider available size, age, location and property characteristics. How comparisons work.

Value history

Up 10.0% in 2026 from 2025.

Appraised value by tax year, with the change from the previous year listed
Tax yearAppraised valueChangeChange %
2026$1,176,329+$106,939+10.0%
2025$1,069,390+$97,217+10.0%
2024$972,173+$88,379+10.0%
2023$883,794+$80,345+10.0%
2022$803,449$00.0%
2021$803,449——
5-year total+$372,880+46.4%