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5109 CORNETTO BLFS, ROUND ROCK, TX 78664

ROUND ROCK, 78664 — williamson County

3 bed3 bath2,274 sqftBuilt 2018

Property at a Glance

This home is estimated between $442,499 and $486,497, with a best estimate of $464,360. 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

$442,499 $486,497
Best Estimate
$464,360
WCAD Value
$465,891
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 $442,499 and $486,497. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

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 $458,666

Adjusted -$40,068 for 184 sqft less living space and +$28 for being newer. Net adjustment: -$40,040.

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 $486,497

Adjusted +$25,913 for 119 sqft more living space and +$28 for being newer. Net adjustment: +$25,941.

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 $464,360

Adjusted -$40,939 for 188 sqft less living space and +$56 for being newer. Net adjustment: -$40,883.

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 $480,718

Adjusted +$34,188 for 157 sqft more living space. Net adjustment: +$34,188.

5104 CORNETTO BLFS, ROUND ROCK, TX 78664
0.00 mi 100% similar Same subdivision
2 bed 2 bath 2,574 sqft Built 2020
Raw Value $507,770
Adjusted Value $442,499

Adjusted -$65,327 for 300 sqft less living space and +$56 for being newer. Net adjustment: -$65,271.

The Neighborhood

This home is valued 7.7% 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
$465,891
Median
$432,756

This home is +7.7% above the subdivision median.

Tax Analysis

The estimated annual property tax is $8,635 across all districts. With a homestead exemption claimed, that drops to $7,078 — saving $1,557 per year. That's $590 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%$4,895
Round RockCity0.3720%$1,733
Williamson CountyCounty0.3694%$1,721
Williamson County FM/RdCounty0.0443%$207
Upper Brushy Creek WCIDWater0.0170%$79
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.8534%$8,635

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $464,360 would pay approximately $2,899 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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