4008 Chert Dr, Round Rock, TX 78781

2 bathrooms, 3,162 sqft, built 1978, in R104681D - Brushy Creek North Sec 1 & 2 Appraised at $736,976 for 2026.

Williamson County account 115244

Appraised value

$736,976

Tax year 2026 · after any cap, before exemptions

Living area

3,162 sqft

$233 per sqft

Year built

1978

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 Brushy Creek North Sec 1 & 2 assessment pages.

Protest deadline

The 2026 protest deadline was May 15, 2026. The 2027 protest deadline is May 17, 2027. 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 September 27, 2026 against the official source.

Assessment snapshot

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

Assessment changeThe appraised value increased 7.6% from $684,622 in 2025 to $736,976 in 2026.
Appraised value per square footThe current public record shows about $233 per square foot before any comparable-property adjustments.
Nearby comparison areaThis page starts the equity review with public records for the R104681D - Brushy Creek North Sec 1 & 2 neighborhood.
Neighborhood value signalAmong 292 residential records in the same neighborhood, the average appraised value is about $255 per square foot.
Area year-over-year signalNearby residential records with prior-year values moved about +4.2% on average.

Comparable assessments

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

3704 Eagle Way, Round Rock, TX 78681
3,142 sqft | $212/sqft | built 1980 | Similar size (3,142 vs 3,162 sqft); Similar age (1980 vs 1978); Same neighborhood
$665,862
2701 Double Tree, Round Rock, TX 78681
3,182 sqft | $222/sqft | built 1980 | Similar size (3,182 vs 3,162 sqft); Similar age (1980 vs 1978); Same neighborhood
$705,938
2604 Great Oaks Dr, Round Rock, TX 78681
3,089 sqft | $223/sqft | built 1978 | Similar size (3,089 vs 3,162 sqft); Built same year (1978); Same neighborhood
$688,477
4108 Chert Dr, Round Rock, TX 78681
3,253 sqft | $230/sqft | built 1983 | Similar size (3,253 vs 3,162 sqft); Similar age (1983 vs 1978); Same neighborhood
$749,768
3005 Elm Trl, Round Rock, TX 78681
3,079 sqft | $232/sqft | built 1984 | Similar size (3,079 vs 3,162 sqft); Same neighborhood
$715,462

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.

10101 Jupiter Hills Dr, Austin, TX 78747
August-12-2026 | 2,974 sqft | $244/sqft | built 1990 | 6% size difference (2,974 sqft); Sold after the valuation date
$725,000
10202 La Costa Dr, Austin, TX 78747
April-16-2026 | 2,980 sqft | $176/sqft | built 1983 | 6% size difference (2,980 sqft); Moderate age difference (5 years newer); Sold after the valuation date
$525,000
10613 River Plantation Dr, Austin, TX 78747
June-17-2026 | 2,910 sqft | $241/sqft | built 1998 | 8% size difference (2,910 sqft); Sold after the valuation date
$700,000
10208 La Costa Dr, Austin, TX 78747
April-29-2026 | 2,742 sqft | $200/sqft | built 1982 | 13% size difference (2,742 sqft); Moderate age difference (4 years newer); Sold after the valuation date
$549,000
10115 Pinehurst Dr, Austin, TX 78747
July-15-2026 | 3,662 sqft | $180/sqft | built 1992 | Sold after the valuation date
$659,900

Public appraisal comparison for 2026. Prepared September 9, 2026. Appraisal source: Williamson Central Appraisal District. Matches consider available size, age, location and property characteristics. How comparisons work.