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8618 SEA ASH CIR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed3 bath1,891 sqftBuilt 1999

Property at a Glance

This home is estimated between $328,235 and $868,703, with a best estimate of $659,735. 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

$328,235 $868,703
Best Estimate
$659,735
WCAD Value
$615,268
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 $328,235 and $868,703. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

8616 SEA ASH CIR, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
4 bed 3 bath 2,245 sqft Built 1999
Raw Value $746,693
Adjusted Value $628,583

Adjusted -$118,110 for 354 sqft less living space. Net adjustment: -$118,110.

8620 SEA ASH CIR, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
5 bed 4 bath 1,566 sqft Built 2000
Raw Value $647,511
Adjusted Value $754,851

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

8614 SEA ASH CIR, ROUND ROCK, TX 78681
0.03 mi 100% similar Same subdivision
4 bed 2 bath 2,293 sqft Built 1999
Raw Value $462,360
Adjusted Value $328,235

Adjusted -$134,125 for 402 sqft less living space. Net adjustment: -$134,125.

8623 SEA ASH CIR, ROUND ROCK, TX 78681
0.03 mi 100% similar Same subdivision
4 bed 1,930 sqft Built 1999
Raw Value $672,747
Adjusted Value $659,735

Adjusted -$13,012 for 39 sqft less living space. Net adjustment: -$13,012.

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 $868,703

Adjusted +$120,446 for 361 sqft more living space and -$1,095 for being older. Net adjustment: +$119,351.

The Neighborhood

This home is valued 17.6% 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
$615,268
Median
$523,036

This home is +17.6% above the subdivision median.

Tax Analysis

The estimated annual property tax is $10,504 across all districts. With a homestead exemption claimed, that drops to $9,140 — saving $1,364 per year. That's $762 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%$5,495
Williamson CountyCounty0.3694%$2,273
Fern Bluff MUDMUD0.1800%$1,107
Austin Community Collegespecial0.1034%$636
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$615
Williamson County FM/RdCounty0.0443%$273
Upper Brushy Creek WCIDWater0.0170%$105
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7073%$10,504

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $659,735 would pay approximately $4,118 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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