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

8602 SEA ASH CIR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed3 bath1,613 sqftBuilt 1999

Property at a Glance

This home is estimated between $454,357 and $701,306, with a best estimate of $517,681. That places the property below the R292598D - Stone Canyon - Weekley & Newmark median of $523,036, in a neighborhood that declined 5.2% over the past year.

Estimated Value Range

$454,357 $701,306
Best Estimate
$517,681
WCAD Value
$686,695
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 $454,357 and $701,306. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

8604 SEA ASH CIR, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
4 bed 3 bath 2,212 sqft Built 2000
Raw Value $709,615
Adjusted Value $508,667

Adjusted -$199,853 for 599 sqft less living space and -$1,095 for being older. Net adjustment: -$200,948.

8600 SEA ASH CIR, ROUND ROCK, TX 78681
0.02 mi 100% similar Same subdivision
4 bed 3 bath 1,796 sqft Built 1999
Raw Value $762,363
Adjusted Value $701,306

Adjusted -$61,057 for 183 sqft less living space. Net adjustment: -$61,057.

8606 SEA ASH CIR, ROUND ROCK, TX 78681
0.03 mi 100% similar Same subdivision
4 bed 3 bath 2,096 sqft Built 1999
Raw Value $678,832
Adjusted Value $517,681

Adjusted -$161,151 for 483 sqft less living space. Net adjustment: -$161,151.

8603 SEA ASH CIR, ROUND ROCK, TX 78681
0.03 mi 100% similar Same subdivision
4 bed 3 bath 2,297 sqft Built 1999
Raw Value $756,685
Adjusted Value $528,472

Adjusted -$228,213 for 684 sqft less living space. Net adjustment: -$228,213.

8605 SEA ASH CIR, ROUND ROCK, TX 78681
0.03 mi 100% similar Same subdivision
4 bed 3 bath 2,442 sqft Built 1999
Raw Value $730,949
Adjusted Value $454,357

Adjusted -$276,592 for 829 sqft less living space. Net adjustment: -$276,592.

The Neighborhood

This home is valued 31.3% above the R292598D - Stone Canyon - Weekley & Newmark median of $523,036. With 952 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 5.2% over the past year.

R292598D - Stone Canyon - Weekley & Newmark

above average
952 Properties
$523,036 Median Value
-5.2% YoY Change
1% Have Pool
99% Have Garage
This Home
$686,695
Median
$523,036

This home is +31.3% above the subdivision median.

Tax Analysis

The estimated annual property tax is $11,724 across all districts. With a homestead exemption claimed, that drops to $10,347 — saving $1,377 per year. That's $862 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%$6,133
Williamson CountyCounty0.3694%$2,537
Fern Bluff MUDMUD0.1800%$1,236
Austin Community Collegespecial0.1034%$710
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$687
Williamson County FM/RdCounty0.0443%$304
Upper Brushy Creek WCIDWater0.0170%$117
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7073%$11,724

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $517,681 would pay approximately $3,231 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