Williamson Value

2039 Birkby Ct, Round Rock, TX 78664

2 bathrooms, 2,453 sqft, built 2017, in R634417C - Glen Ellyn Appraised at $403,217 for 2026.

Williamson County account 382562

Appraised value
$403,217
Tax year 2026 · after any cap, before exemptions
Living area
2,453 sqft
$164 per sqft
Year built
2017

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 78664, Glen Ellyn, and Round Rock 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 WCAD records highlight what may be worth checking before you file.

  • Assessment changeThe appraised value decreased 2.5% from $413,444 in 2025 to $403,217 in 2026.
  • Appraised value per square footThe current public record shows about $164 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the R634417C - Glen Ellyn neighborhood and ZIP 78664.
  • Neighborhood value signalAmong 103 residential records in the same neighborhood, the average appraised value is about $193 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -3.8% on average.

Comparable assessments

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

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.

  • 1958 Mexia Dr, Round Rock, TX 78664
    September-4-2026 | 2,104 sqft | $190/sqft | built 2017 | 14% size difference (2,104 sqft); Similar age (2017); Sold after the valuation date
    $399,900
  • 3117 Blantyre Bnd, Round Rock, TX 78664
    June-9-2026 | 2,565 sqft | $174/sqft | built 2018 | Similar size (2,565 sqft); Similar age (2018); Sold after the valuation date
    $446,000
  • 3029 Blantyre Bnd, Round Rock, TX 78664
    July-31-2026 | 2,329 sqft | $167/sqft | built 2018 | 5% size difference (2,329 sqft); Similar age (2018); Sold after the valuation date
    $390,000
  • 306 Tom Kite Dr, Round Rock, TX 78664
    July-10-2026 | 2,344 sqft | $179/sqft | built 2010 | Similar size (2,344 sqft); Moderate age difference (7 years older); Sold after the valuation date
    $420,000
  • 105 Blue Spruce Way, Round Rock, TX 78664
    June-29-2026 | 2,273 sqft | $200/sqft | built 2014 | 7% size difference (2,273 sqft); Similar age (2014); Sold after the valuation date
    $454,000

Public appraisal comparison for 2026. Prepared . Appraisal source: Williamson Central Appraisal District. Sales data checked in this snapshot: . Matches consider available size, age, location and property characteristics. How comparisons work.