Williamson Value

17006 Hillside Dr, Round Rock, TX 78664

2 bathrooms, 1,912 sqft, built 1992, in R222592G - Cat Hollow All Sections R4 Appraised at $407,970 for 2026.

Williamson County account 160455

Appraised value
$407,970
Tax year 2026 · after any cap, before exemptions
Living area
1,912 sqft
$213 per sqft
Year built
1992

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, Cat Hollow All Sections R4, 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 7.4% from $440,514 in 2025 to $407,970 in 2026.
  • Appraised value per square footThe current public record shows about $213 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the R222592G - Cat Hollow All Sections R4 neighborhood and ZIP 78664.
  • Neighborhood value signalAmong 1,231 residential records in the same neighborhood, the average appraised value is about $205 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about -6.7% 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.

  • 2409 Hallie Ln, Round Rock, TX 78664
    September-1-2026 | 1,940 sqft | $180/sqft | built 1999 | Similar size (1,940 sqft); Moderate age difference (7 years newer); Sold after the valuation date
    $350,000
  • 2307 Logan Dr, Round Rock, TX 78664
    September-8-2026 | 2,020 sqft | $166/sqft | built 1996 | 6% size difference (2,020 sqft); Moderate age difference (4 years newer); Sold after the valuation date
    $335,000
  • 4011 Sable Oaks Dr, Round Rock, TX 78664
    August-17-2026 | 1,812 sqft | $212/sqft | built 1999 | 5% size difference (1,812 sqft); Moderate age difference (7 years newer); Sold after the valuation date
    $384,950
  • 2307 Loquat Ln, Round Rock, TX 78664
    October-1-2026 | 1,616 sqft | $229/sqft | built 1995 | Similar age (1995); Sold after the valuation date
    $370,000
  • 2060 Buckley Ln, Round Rock, TX 78664
    August-4-2026 | 1,820 sqft | $192/sqft | built 1999 | Similar size (1,820 sqft); Moderate age difference (7 years newer); Sold after the valuation date
    $349,449

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.