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5129 CORNETTO BLFS, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

2 bed2 bath1,970 sqftBuilt 2019

Property at a Glance

This home is estimated between $392,440 and $482,551, with a best estimate of $414,492. That places the property below the R441515C - HERITAGE AT VIZCAYA median of $432,756, in a neighborhood that declined 8.1% over the past year.

Estimated Value Range

$392,440 $482,551
Best Estimate
$414,492
WCAD Value
$440,939
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 $392,440 and $482,551. 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 $482,551

Adjusted +$1,960 for 9 sqft more living space. Net adjustment: +$1,960.

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 $392,440

Adjusted -$106,266 for 488 sqft less living space. Net adjustment: -$106,266.

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 $420,271

Adjusted -$40,285 for 185 sqft less living space. Net adjustment: -$40,285.

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 $398,134

Adjusted -$107,137 for 492 sqft less living space and +$28 for being newer. Net adjustment: -$107,109.

5200 CORNETTO BLFS, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
3 bed 3 bath 2,117 sqft Built 2018
Raw Value $446,530
Adjusted Value $414,492

Adjusted -$32,010 for 147 sqft less living space and -$28 for being older. Net adjustment: -$32,038.

The Neighborhood

This home is valued 1.9% 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

typical
638 Properties
$432,756 Median Value
-8.1% YoY Change
5% Have Pool
100% Have Garage
This Home
$440,939
Median
$432,756

This home is +1.9% above the subdivision median.

Tax Analysis

The estimated annual property tax is $8,172 across all districts. With a homestead exemption claimed, that drops to $6,620 — saving $1,552 per year. That's $552 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%$4,633
Round RockCity0.3720%$1,640
Williamson CountyCounty0.3694%$1,629
Williamson County FM/RdCounty0.0443%$195
Upper Brushy Creek WCIDWater0.0170%$75
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.8534%$8,172

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $414,492 would pay approximately $2,587 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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