Williamson Value

204 Nash St W, Round Rock, TX 78664

1,238 sqft, built 1983, in R701575F - Old Town Round Rock Appraised at $266,990 for 2026.

Williamson County account 189937

Appraised value
$266,990
Tax year 2026 · after any cap, before exemptions
Market value
$270,713
Living area
1,238 sqft
$216 per sqft
Year built
1983

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, Old Town Round Rock, 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 increased 20.0% from $222,492 in 2025 to $266,990 in 2026.
  • Appraised value per square footThe current public record shows about $216 per square foot before any comparable-property adjustments.
  • Market/appraised spreadThe county market value is $3,723 above the appraised value used on this page.
  • Nearby comparison areaThis page starts the equity review with public records for the R701575F - Old Town Round Rock neighborhood and ZIP 78664.
  • Neighborhood value signalAmong 339 residential records in the same neighborhood, the average appraised value is about $242 per square foot.
  • Area year-over-year signalNearby residential records with prior-year values moved about +10.1% 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.

  • 517 Maple Run, Round Rock, TX 78664
    September-4-2026 | 1,360 sqft | $232/sqft | built 1986 | 10% size difference (1,360 sqft); Similar age (1986); Sold after the valuation date
    $315,000
  • 708 Greenwich Pl, Round Rock, TX 78664
    September-30-2026 | 1,400 sqft | $214/sqft | built 1982 | 13% size difference (1,400 sqft); Similar age (1982); Sold after the valuation date
    $299,999
  • 1802 Dixie Ln, Round Rock, TX 78664
    July-16-2026 | 1,312 sqft | $213/sqft | built 1991 | 6% size difference (1,312 sqft); Moderate age difference (8 years newer); Sold after the valuation date
    $280,000
  • 1803 Primrose Trl, Round Rock, TX 78664
    May-21-2026 | 1,248 sqft | $252/sqft | built 1986 | Similar size (1,248 sqft); Similar age (1986); Sold after the valuation date
    $315,000
  • 1411 Bellmar Dr, Round Rock, TX 78664
    August-12-2026 | 1,351 sqft | $192/sqft | built 1981 | 9% size difference (1,351 sqft); Similar age (1981); Sold after the valuation date
    $259,900

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.