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4529 SANSONE DR, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed3 bath4,617 sqftBuilt 2013

Property at a Glance

This home is estimated between $1,135,328 and $1,721,629, with a best estimate of $1,398,736. That places the property above the R421612B - TERAVISTA GATED median of $984,146, in a neighborhood that appreciated 0.5% over the past year.

Estimated Value Range

$1,135,328 $1,721,629
Best Estimate
$1,398,736
WCAD Value
$1,846,452
Low Confidence

Based on 5 comparable properties(0 in the same subdivision)

There are 5 comparable properties within range, but none are in R421612B - TERAVISTA GATED. The estimated range of $1,135,328 and $1,721,629 should be treated as a rough guide.

Comparable Properties (5)

4 bed 3 bath 2,470 sqft Built 2013
Raw Value $828,410
Adjusted Value $1,595,185

Adjusted +$766,775 for 2,147 sqft more living space. Net adjustment: +$766,775.

4 bed 2 bath 2,740 sqft Built 2018
Raw Value $464,980
Adjusted Value $1,135,328

Adjusted +$670,348 for 1,877 sqft more living space. Net adjustment: +$670,348.

4 bed 3 bath 2,382 sqft Built 2002
Raw Value $923,426
Adjusted Value $1,721,629

Adjusted +$798,203 for 2,235 sqft more living space. Net adjustment: +$798,203.

4 bed 3 bath 1,920 sqft Built 2016
Raw Value $384,616
Adjusted Value $1,347,817

Adjusted +$963,201 for 2,697 sqft more living space. Net adjustment: +$963,201.

4 bed 3 bath 1,887 sqft Built 2016
Raw Value $423,749
Adjusted Value $1,398,736

Adjusted +$974,987 for 2,730 sqft more living space. Net adjustment: +$974,987.

The Neighborhood

This home is valued 87.6% above the R421612B - TERAVISTA GATED median of $984,146. With 36 homes in the subdivision, the property sits in the upper tier. The neighborhood appreciated 0.5% over the past year.

R421612B - TERAVISTA GATED

outlier high
36 Properties
$984,146 Median Value
+0.5% YoY Change
0% Have Pool
100% Have Garage
This Home
$1,846,452
Median
$984,146

This home is +87.6% above the subdivision median.

Tax Analysis

The estimated annual property tax is $30,577 across all districts. With a homestead exemption claimed, that drops to $29,028 — saving $1,549 per year. That's $2,419 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%$14,428
Williamson CountyCounty0.3694%$5,968
Williamson County MUD #11MUD0.3656%$5,906
Austin Community Collegespecial0.1034%$1,670
Williamson County ESD #9 - Round RockESD0.0999%$1,614
Williamson County FM/RdCounty0.0443%$716
Upper Brushy Creek WCIDWater0.0170%$275
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.8928%$30,577

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $1,398,736 would pay approximately $8,731 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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