Beta Williamson County, TX only — data and coverage are limited during early access.

8204 SUNBURST PKWY, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed2 bath2,349 sqftBuilt 2000

Property at a Glance

This home is estimated between $611,606 and $924,142, with a best estimate of $890,046. That places the property above the R292598D - Stone Canyon - Weekley & Newmark median of $523,036, in a neighborhood that declined 5.2% over the past year.

Estimated Value Range

$611,606 $924,142
Best Estimate
$890,046
WCAD Value
$476,459
High Confidence

Based on 5 comparable properties(5 in the same subdivision)

Based on 5 comparable properties in R292598D - Stone Canyon - Weekley & Newmark, this home's estimated market value is between $611,606 and $924,142. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

8304 FULL MOON TRL, ROUND ROCK, TX 78681
0.03 mi 100% similar Same subdivision
4 bed 2 bath 1,485 sqft Built 1999
Raw Value $513,974
Adjusted Value $890,046

Adjusted +$288,269 for 864 sqft more living space and +$1,095 for being newer and +$86,708 for having a pool. Net adjustment: +$376,072.

8302 FULL MOON TRL, ROUND ROCK, TX 78681
0.04 mi 100% similar Same subdivision
3 bed 2 bath 2,193 sqft Built 2000
Raw Value $487,124
Adjusted Value $625,881

Adjusted +$52,049 for 156 sqft more living space and +$86,708 for having a pool. Net adjustment: +$138,757.

9001 FULL MOON CV, ROUND ROCK, TX 78681
0.05 mi 100% similar Same subdivision
4 bed 3 bath 1,892 sqft Built 2000
Raw Value $677,740
Adjusted Value $916,924

Adjusted +$152,476 for 457 sqft more living space and +$86,708 for having a pool. Net adjustment: +$239,184.

8301 FULL MOON TRL, ROUND ROCK, TX 78681
0.06 mi 100% similar Same subdivision
4 bed 3 bath 1,687 sqft Built 2000
Raw Value $616,561
Adjusted Value $924,142

Adjusted +$220,873 for 662 sqft more living space and +$86,708 for having a pool. Net adjustment: +$307,581.

9000 FULL MOON CV, ROUND ROCK, TX 78681
0.08 mi 100% similar Same subdivision
3 bed 2 bath 2,212 sqft Built 1999
Raw Value $478,094
Adjusted Value $611,606

Adjusted +$45,709 for 137 sqft more living space and +$1,095 for being newer and +$86,708 for having a pool. Net adjustment: +$133,512.

The Neighborhood

This home is valued 8.9% below the R292598D - Stone Canyon - Weekley & Newmark median of $523,036. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 5.2% over the past year.

R292598D - Stone Canyon - Weekley & Newmark

typical
952 Properties
$523,036 Median Value
-5.2% YoY Change
1% Have Pool
99% Have Garage
This Home
$476,459
Median
$523,036

This home is -8.9% below the subdivision median.

Tax Analysis

The estimated annual property tax is $8,134 across all districts. With a homestead exemption claimed, that drops to $6,796 — saving $1,338 per year. That's $566 per month a buyer should budget. The assessed value increased roughly in line with the neighborhood, so a tax protest is unlikely to yield significant savings.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$4,255
Williamson CountyCounty0.3694%$1,760
Fern Bluff MUDMUD0.1800%$858
Austin Community Collegespecial0.1034%$493
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$476
Williamson County FM/RdCounty0.0443%$211
Upper Brushy Creek WCIDWater0.0170%$81
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7073%$8,134

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $890,046 would pay approximately $5,556 per month (principal and interest only, excluding taxes and insurance).

Data sourced from Williamson County Appraisal District (WCAD), Texas Education Agency (TEA), and Federal Reserve Economic Data (FRED). Assessment values reflect the appraisal district's estimate, not market sale prices. Report generated 4/18/2026.

View full property details