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8429 SEA ASH CIR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed2 bath1,452 sqftBuilt 1998

Property at a Glance

This home is estimated between $451,455 and $662,877, with a best estimate of $625,975. 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

$451,455 $662,877
Best Estimate
$625,975
WCAD Value
$678,949
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 $451,455 and $662,877. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

8427 SEA ASH CIR, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
4 bed 2 bath 1,634 sqft Built 1998
Raw Value $613,400
Adjusted Value $552,677

Adjusted -$60,723 for 182 sqft less living space. Net adjustment: -$60,723.

8428 SEA ASH CIR, ROUND ROCK, TX 78681
0.03 mi 100% similar Same subdivision
3 bed 2 bath 1,050 sqft Built 1998
Raw Value $491,850
Adjusted Value $625,975

Adjusted +$134,125 for 402 sqft more living space. Net adjustment: +$134,125.

8501 SEA ASH CIR, ROUND ROCK, TX 78681
0.04 mi 100% similar Same subdivision
4 bed 2 bath 2,457 sqft Built 1998
Raw Value $786,768
Adjusted Value $451,455

Adjusted -$335,313 for 1,005 sqft less living space. Net adjustment: -$335,313.

8421 SEA ASH CIR, ROUND ROCK, TX 78681
0.05 mi 100% similar Same subdivision
4 bed 2 bath 1,114 sqft Built 1998
Raw Value $550,105
Adjusted Value $662,877

Adjusted +$112,772 for 338 sqft more living space. Net adjustment: +$112,772.

8422 SEA ASH CIR, ROUND ROCK, TX 78681
0.05 mi 100% similar Same subdivision
4 bed 2 bath 1,400 sqft Built 1998
Raw Value $627,651
Adjusted Value $645,001

Adjusted +$17,350 for 52 sqft more living space. Net adjustment: +$17,350.

The Neighborhood

This home is valued 29.8% 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
$678,949
Median
$523,036

This home is +29.8% above the subdivision median.

Tax Analysis

The estimated annual property tax is $11,592 across all districts. With a homestead exemption claimed, that drops to $10,216 — saving $1,376 per year. That's $851 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%$6,064
Williamson CountyCounty0.3694%$2,508
Fern Bluff MUDMUD0.1800%$1,222
Austin Community Collegespecial0.1034%$702
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$679
Williamson County FM/RdCounty0.0443%$301
Upper Brushy Creek WCIDWater0.0170%$115
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7073%$11,592

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $625,975 would pay approximately $3,907 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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