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8620 SEA ASH CIR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

5 bed4 bath1,566 sqftBuilt 2000

Property at a Glance

This home is estimated between $482,339 and $761,363, with a best estimate of $552,395. 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

$482,339 $761,363
Best Estimate
$552,395
WCAD Value
$647,511
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 $482,339 and $761,363. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

8618 SEA ASH CIR, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
4 bed 3 bath 1,891 sqft Built 1999
Raw Value $615,268
Adjusted Value $507,928

Adjusted -$108,435 for 325 sqft less living space and +$1,095 for being newer. Net adjustment: -$107,340.

8625 SEA ASH CIR, ROUND ROCK, TX 78681
0.03 mi 100% similar Same subdivision
5 bed 4 bath 1,530 sqft Built 2000
Raw Value $749,352
Adjusted Value $761,363

Adjusted +$12,011 for 36 sqft more living space. Net adjustment: +$12,011.

8629 SEA ASH CIR, ROUND ROCK, TX 78681
0.04 mi 100% similar Same subdivision
4 bed 3 bath 1,885 sqft Built 1999
Raw Value $587,677
Adjusted Value $482,339

Adjusted -$106,433 for 319 sqft less living space and +$1,095 for being newer. Net adjustment: -$105,338.

8623 SEA ASH CIR, ROUND ROCK, TX 78681
0.04 mi 100% similar Same subdivision
4 bed 1,930 sqft Built 1999
Raw Value $672,747
Adjusted Value $552,395

Adjusted -$121,447 for 364 sqft less living space and +$1,095 for being newer. Net adjustment: -$120,352.

8621 SEA ASH CIR, ROUND ROCK, TX 78681
0.04 mi 100% similar Same subdivision
5 bed 3 bath 1,324 sqft Built 1999
Raw Value $585,864
Adjusted Value $667,701

Adjusted +$80,742 for 242 sqft more living space and +$1,095 for being newer. Net adjustment: +$81,837.

The Neighborhood

This home is valued 23.8% 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
$647,511
Median
$523,036

This home is +23.8% above the subdivision median.

Tax Analysis

The estimated annual property tax is $11,055 across all districts. With a homestead exemption claimed, that drops to $9,685 — saving $1,370 per year. That's $807 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%$5,783
Williamson CountyCounty0.3694%$2,392
Fern Bluff MUDMUD0.1800%$1,166
Austin Community Collegespecial0.1034%$670
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$648
Williamson County FM/RdCounty0.0443%$287
Upper Brushy Creek WCIDWater0.0170%$110
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7073%$11,055

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $552,395 would pay approximately $3,448 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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