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5104 CORNETTO BLFS, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

2 bed2 bath2,574 sqftBuilt 2020

Property at a Glance

This home is estimated between $523,286 and $614,049, with a best estimate of $529,632. That places the property above the R441515C - HERITAGE AT VIZCAYA median of $432,756, in a neighborhood that declined 8.1% over the past year.

Estimated Value Range

$523,286 $614,049
Best Estimate
$529,632
WCAD Value
$507,770
High Confidence

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

Based on 5 comparable properties in R441515C - HERITAGE AT VIZCAYA, this home's estimated market value is between $523,286 and $614,049. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

5108 CORNETTO BLFS, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
2 bed 2 bath 1,961 sqft Built 2019
Raw Value $480,591
Adjusted Value $614,049

Adjusted +$133,486 for 613 sqft more living space and -$28 for being older. Net adjustment: +$133,458.

5128 CORNETTO BLFS, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
4 bed 2 bath 2,458 sqft Built 2019
Raw Value $498,706
Adjusted Value $523,938

Adjusted +$25,260 for 116 sqft more living space and -$28 for being older. Net adjustment: +$25,232.

5164 CORNETTO BLFS, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
2 bed 2 bath 2,155 sqft Built 2019
Raw Value $460,556
Adjusted Value $551,769

Adjusted +$91,241 for 419 sqft more living space and -$28 for being older. Net adjustment: +$91,213.

5120 CORNETTO BLFS, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,462 sqft Built 2020
Raw Value $505,243
Adjusted Value $529,632

Adjusted +$24,389 for 112 sqft more living space. Net adjustment: +$24,389.

5149 CORNETTO BLFS, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
2 bed 2 bath 2,271 sqft Built 2019
Raw Value $457,333
Adjusted Value $523,286

Adjusted +$65,981 for 303 sqft more living space and -$28 for being older. Net adjustment: +$65,953.

The Neighborhood

This home is valued 17.3% above the R441515C - HERITAGE AT VIZCAYA median of $432,756. With 638 homes in the subdivision, the property sits in the upper tier. Note that values in this subdivision declined 8.1% over the past year.

R441515C - HERITAGE AT VIZCAYA

above average
638 Properties
$432,756 Median Value
-8.1% YoY Change
5% Have Pool
100% Have Garage
This Home
$507,770
Median
$432,756

This home is +17.3% above the subdivision median.

Tax Analysis

The estimated annual property tax is $9,411 across all districts. With a homestead exemption claimed, that drops to $7,846 — saving $1,565 per year. That's $654 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
Georgetown ISDSchool1.0506%$5,335
Round RockCity0.3720%$1,889
Williamson CountyCounty0.3694%$1,876
Williamson County FM/RdCounty0.0443%$225
Upper Brushy Creek WCIDWater0.0170%$86
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.8534%$9,411

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $529,632 would pay approximately $3,306 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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