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3223 BIANCO TER, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

2 bed2 bath2,426 sqftBuilt 2019

Property at a Glance

This home is estimated between $497,139 and $560,651, with a best estimate of $537,650. 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

$497,139 $560,651
Best Estimate
$537,650
WCAD Value
$498,494
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 $497,139 and $560,651. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

3215 BIANCO TER, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,214 sqft Built 2018
Raw Value $475,250
Adjusted Value $521,387

Adjusted +$46,165 for 212 sqft more living space and -$28 for being older. Net adjustment: +$46,137.

3337 BIANCO TER, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
2 bed 2 bath 1,873 sqft Built 2019
Raw Value $435,630
Adjusted Value $556,050

Adjusted +$120,420 for 553 sqft more living space. Net adjustment: +$120,420.

3105 BIANCO CV, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,434 sqft Built 2021
Raw Value $498,825
Adjusted Value $497,139

Adjusted -$1,742 for 8 sqft less living space and +$56 for being newer. Net adjustment: -$1,686.

3129 BIANCO CV, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2,614 sqft Built 2020
Raw Value $601,562
Adjusted Value $560,651

Adjusted -$40,939 for 188 sqft less living space and +$28 for being newer. Net adjustment: -$40,911.

3125 BIANCO CV, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
2 bed 2,014 sqft Built 2020
Raw Value $447,906
Adjusted Value $537,650

Adjusted +$89,716 for 412 sqft more living space and +$28 for being newer. Net adjustment: +$89,744.

The Neighborhood

This home is valued 15.2% 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
$498,494
Median
$432,756

This home is +15.2% above the subdivision median.

Tax Analysis

The estimated annual property tax is $8,969 across all districts. With a homestead exemption claimed, that drops to $7,627 — saving $1,342 per year. That's $636 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%$4,452
Round RockCity0.3720%$1,854
Williamson CountyCounty0.3694%$1,842
Austin Community Collegespecial0.1034%$515
Williamson County FM/RdCounty0.0443%$221
Upper Brushy Creek WCIDWater0.0170%$85
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax1.7993%$8,969

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $537,650 would pay approximately $3,356 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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