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4515 SANSONE DR, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed4 bath4,047 sqftBuilt 2013

Property at a Glance

This home is estimated between $931,759 and $1,518,061, with a best estimate of $1,368,042. 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

$931,759 $1,518,061
Best Estimate
$1,368,042
WCAD Value
$960,963
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 $931,759 and $1,518,061 should be treated as a rough guide.

Comparable Properties (5)

4 bed 4 bath 2,328 sqft Built 2015
Raw Value $459,370
Adjusted Value $1,073,290

Adjusted +$613,920 for 1,719 sqft more living space. Net adjustment: +$613,920.

4 bed 3 bath 2,470 sqft Built 2013
Raw Value $828,410
Adjusted Value $1,391,617

Adjusted +$563,207 for 1,577 sqft more living space. Net adjustment: +$563,207.

5 bed 4 bath 2,181 sqft Built 2012
Raw Value $701,622
Adjusted Value $1,368,042

Adjusted +$666,420 for 1,866 sqft more living space. Net adjustment: +$666,420.

4 bed 2 bath 2,740 sqft Built 2018
Raw Value $464,980
Adjusted Value $931,759

Adjusted +$466,779 for 1,307 sqft more living space. Net adjustment: +$466,779.

4 bed 3 bath 2,382 sqft Built 2002
Raw Value $923,426
Adjusted Value $1,518,061

Adjusted +$594,635 for 1,665 sqft more living space. Net adjustment: +$594,635.

The Neighborhood

This home is valued 2.4% below the R421612B - TERAVISTA GATED median of $984,146. That positions it competitively for buyers comparing within the neighborhood. 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
$960,963
Median
$984,146

This home is -2.4% below the subdivision median.

Tax Analysis

The estimated annual property tax is $18,189 across all districts. With a homestead exemption claimed, that drops to $16,761 — saving $1,428 per year. That's $1,397 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%$8,582
Williamson CountyCounty0.3694%$3,550
Williamson County MUD #11MUD0.3656%$3,513
Austin Community Collegespecial0.1034%$994
Williamson County ESD #9 - Round RockESD0.0999%$960
Williamson County FM/RdCounty0.0443%$426
Upper Brushy Creek WCIDWater0.0170%$163
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.8928%$18,189

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $1,368,042 would pay approximately $8,539 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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