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8427 SEA ASH CIR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed2 bath1,634 sqftBuilt 1998

Property at a Glance

This home is estimated between $151,525 and $739,672, with a best estimate of $705,724. 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

$151,525 $739,672
Best Estimate
$705,724
WCAD Value
$613,400
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 $151,525 and $739,672. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

8429 SEA ASH CIR, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
4 bed 2 bath 1,452 sqft Built 1998
Raw Value $678,949
Adjusted Value $739,672

Adjusted +$60,723 for 182 sqft more living space. Net adjustment: +$60,723.

8431 SEA ASH CIR, ROUND ROCK, TX 78681
0.02 mi 100% similar Same subdivision
4 bed 2 bath 2,816 sqft Built 1998
Raw Value $545,893
Adjusted Value $151,525

Adjusted -$394,368 for 1,182 sqft less living space. Net adjustment: -$394,368.

8421 SEA ASH CIR, ROUND ROCK, TX 78681
0.04 mi 100% similar Same subdivision
4 bed 2 bath 1,114 sqft Built 1998
Raw Value $550,105
Adjusted Value $723,600

Adjusted +$173,495 for 520 sqft more living space. Net adjustment: +$173,495.

8422 SEA ASH CIR, ROUND ROCK, TX 78681
0.04 mi 100% similar Same subdivision
4 bed 2 bath 1,400 sqft Built 1998
Raw Value $627,651
Adjusted Value $705,724

Adjusted +$78,073 for 234 sqft more living space. Net adjustment: +$78,073.

8420 SEA ASH CIR, ROUND ROCK, TX 78681
0.04 mi 100% similar Same subdivision
4 bed 2 bath 1,519 sqft Built 1998
Raw Value $480,467
Adjusted Value $518,836

Adjusted +$38,369 for 115 sqft more living space. Net adjustment: +$38,369.

The Neighborhood

This home is valued 17.3% 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
$613,400
Median
$523,036

This home is +17.3% above the subdivision median.

Tax Analysis

The estimated annual property tax is $10,472 across all districts. With a homestead exemption claimed, that drops to $9,109 — saving $1,363 per year. That's $759 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%$5,478
Williamson CountyCounty0.3694%$2,266
Fern Bluff MUDMUD0.1800%$1,104
Austin Community Collegespecial0.1034%$634
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$613
Williamson County FM/RdCounty0.0443%$272
Upper Brushy Creek WCIDWater0.0170%$104
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7073%$10,472

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $705,724 would pay approximately $4,405 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.

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