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4534 SANSONE DR, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

5 bed5 bath3,511 sqftBuilt 2012

Property at a Glance

This home is estimated between $740,333 and $1,326,635, with a best estimate of $1,176,616. 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

$740,333 $1,326,635
Best Estimate
$1,176,616
WCAD Value
$1,076,794
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 $740,333 and $1,326,635 should be treated as a rough guide.

Comparable Properties (5)

5 bed 4 bath 2,181 sqft Built 2012
Raw Value $701,622
Adjusted Value $1,176,616

Adjusted +$474,994 for 1,330 sqft more living space. Net adjustment: +$474,994.

4 bed 4 bath 2,328 sqft Built 2015
Raw Value $459,370
Adjusted Value $881,864

Adjusted +$422,494 for 1,183 sqft more living space. Net adjustment: +$422,494.

4 bed 3 bath 2,470 sqft Built 2013
Raw Value $828,410
Adjusted Value $1,200,191

Adjusted +$371,781 for 1,041 sqft more living space. Net adjustment: +$371,781.

4 bed 2 bath 2,740 sqft Built 2018
Raw Value $464,980
Adjusted Value $740,333

Adjusted +$275,353 for 771 sqft more living space. Net adjustment: +$275,353.

4 bed 3 bath 2,382 sqft Built 2002
Raw Value $923,426
Adjusted Value $1,326,635

Adjusted +$403,209 for 1,129 sqft more living space. Net adjustment: +$403,209.

The Neighborhood

This home is valued 9.4% 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

typical
36 Properties
$984,146 Median Value
+0.5% YoY Change
0% Have Pool
100% Have Garage
This Home
$1,076,794
Median
$984,146

This home is +9.4% above the subdivision median.

Tax Analysis

The estimated annual property tax is $20,381 across all districts. With a homestead exemption claimed, that drops to $18,932 — saving $1,449 per year. That's $1,578 per month a buyer should budget. The assessed value increased +7.7% vs the subdivision average of +0.5%. This above-average increase gives a protest opportunity score of 56 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Round Rock ISDSchool0.8931%$9,617
Williamson CountyCounty0.3694%$3,978
Williamson County MUD #11MUD0.3656%$3,937
Austin Community Collegespecial0.1034%$1,113
Williamson County ESD #9 - Round RockESD0.0999%$1,076
Williamson County FM/RdCounty0.0443%$477
Upper Brushy Creek WCIDWater0.0170%$183
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.8928%$20,381
56 / 100

Moderate opportunity to protest.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $1,176,616 would pay approximately $7,344 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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