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8511 SEA ASH CIR, ROUND ROCK, TX 78681

ROUND ROCK, 78681 — williamson County

4 bed3 bath1,931 sqftBuilt 2000

Property at a Glance

This home is estimated between $266,277 and $744,410, with a best estimate of $652,488. 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

$266,277 $744,410
Best Estimate
$652,488
WCAD Value
$746,867
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 $266,277 and $744,410. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

8513 SEA ASH CIR, ROUND ROCK, TX 78681
0.01 mi 100% similar Same subdivision
5 bed 4 bath 2,097 sqft Built 2000
Raw Value $734,462
Adjusted Value $679,077

Adjusted -$55,385 for 166 sqft less living space. Net adjustment: -$55,385.

8507 SEA ASH CIR, ROUND ROCK, TX 78681
0.03 mi 100% similar Same subdivision
4 bed 3 bath 1,945 sqft Built 2000
Raw Value $657,159
Adjusted Value $652,488

Adjusted -$4,671 for 14 sqft less living space. Net adjustment: -$4,671.

8601 SEA ASH CIR, ROUND ROCK, TX 78681
0.03 mi 100% similar Same subdivision
4 bed 3 bath 2,230 sqft Built 1988
Raw Value $713,359
Adjusted Value $626,743

Adjusted -$99,760 for 299 sqft less living space and +$13,144 for being newer. Net adjustment: -$86,616.

8504 SEA ASH CIR, ROUND ROCK, TX 78681
0.03 mi 100% similar Same subdivision
4 bed 3 bath 1,638 sqft Built 2000
Raw Value $646,652
Adjusted Value $744,410

Adjusted +$97,758 for 293 sqft more living space. Net adjustment: +$97,758.

8506 SEA ASH CI, ROUND ROCK, TX 78681
0.03 mi 100% similar Same subdivision
4 bed 3 bath 2,870 sqft Built 2000
Raw Value $579,570
Adjusted Value $266,277

Adjusted -$313,293 for 939 sqft less living space. Net adjustment: -$313,293.

The Neighborhood

This home is valued 42.8% 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
$746,867
Median
$523,036

This home is +42.8% above the subdivision median.

Tax Analysis

The estimated annual property tax is $12,751 across all districts. With a homestead exemption claimed, that drops to $11,363 — saving $1,388 per year. That's $947 per month a buyer should budget. The assessed value increased +1.6% vs the subdivision average of -5.2%. This above-average increase gives a protest opportunity score of 34 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$6,670
Williamson CountyCounty0.3694%$2,759
Fern Bluff MUDMUD0.1800%$1,344
Austin Community Collegespecial0.1034%$772
Williamson County ESD #2 - Sam Bass VFDESD0.1000%$747
Williamson County FM/RdCounty0.0443%$331
Upper Brushy Creek WCIDWater0.0170%$127
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7073%$12,751
34 / 100

Some opportunity.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $652,488 would pay approximately $4,073 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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