Williamson Value

1901 Mayfield Dr, Round Rock, TX 78681

3,515 sqft, built 1975, in L580D75C - Leander Sam Bass Area Appraised at $935,000 for 2026.

Williamson County account 306506

Appraised value
$935,000
Tax year 2026 · after any cap, before exemptions
Living area
3,515 sqft
$266 per sqft
Year built
1975

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 78681, Leander Sam Bass Area, 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 3.6% from $969,876 in 2025 to $935,000 in 2026.
  • Appraised value per square footThe current public record shows about $266 per square foot before any comparable-property adjustments.
  • Nearby comparison areaThis page starts the equity review with public records for the L580D75C - Leander Sam Bass Area neighborhood and ZIP 78681.
  • Neighborhood value signalAmong 370 residential records in the same neighborhood, the average appraised value is about $351 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +5.5% on average.

Comparable assessments

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

  • 2003 Vivian Dr, Round Rock, TX 78681
    3,564 sqft | $255/sqft | built 1985 | Similar size (3,564 vs 3,515 sqft); Similar lot size (86,510 vs 89,297 sqft); Same neighborhood
    $908,915
  • 2 Longhorn Dr, Round Rock, TX 78681
    3,463 sqft | $304/sqft | built 1978 | Similar size (3,463 vs 3,515 sqft); Similar age (1978 vs 1975); Similar lot size (87,120 vs 89,297 sqft)
    $1,052,304
  • 2300 Walsh Dr, Round Rock, TX 78681
    3,488 sqft | $283/sqft | built 1986 | Similar size (3,488 vs 3,515 sqft); Similar lot size (80,586 vs 89,297 sqft); Same neighborhood
    $986,409
  • 103 Raley Rd, Cedar Park, TX 78613
    3,380 sqft | $320/sqft | built 1986 | Similar size (3,380 vs 3,515 sqft); Similar lot size (87,120 vs 89,297 sqft); Same neighborhood
    $1,080,877
  • 4709 Sam Bass Rd, Round Rock, TX 78681
    3,052 sqft | $278/sqft | built 1980 | 13% smaller (3,052 vs 3,515 sqft); Similar age (1980 vs 1975); Similar lot size (93,044 vs 89,297 sqft)
    $849,810

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.

Public appraisal comparison for 2026. Prepared . Appraisal source: Williamson Central 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.