Beta Williamson County, TX only — data and coverage are limited during early access.

5857 BIANCA DR, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed3 bath2,156 sqftBuilt 2020

Property at a Glance

This home is estimated between $406,641 and $446,040, with a best estimate of $431,739. That places the property above the H123414C - SIENA LIMMER LOOP median of $417,399, in a neighborhood that declined 2.7% over the past year.

Estimated Value Range

$406,641 $446,040
Best Estimate
$431,739
WCAD Value
$410,943
High Confidence

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

Based on 5 comparable properties in H123414C - SIENA LIMMER LOOP, this home's estimated market value is between $406,641 and $446,040. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

5856 BIANCA DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,216 sqft Built 2020
Raw Value $419,216
Adjusted Value $406,641

Adjusted -$12,575 for 60 sqft less living space. Net adjustment: -$12,575.

5904 BIANCA DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,969 sqft Built 2019
Raw Value $390,903
Adjusted Value $431,739

Adjusted +$39,193 for 187 sqft more living space and +$1,643 for being newer. Net adjustment: +$40,836.

5813 BIANCA DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 1,966 sqft Built 2021
Raw Value $386,808
Adjusted Value $424,987

Adjusted +$39,822 for 190 sqft more living space and -$1,643 for being older. Net adjustment: +$38,179.

5837 BIANCA DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,803 sqft Built 2021
Raw Value $372,800
Adjusted Value $445,143

Adjusted +$73,986 for 353 sqft more living space and -$1,643 for being older. Net adjustment: +$72,343.

5844 BIANCA DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,847 sqft Built 2021
Raw Value $382,919
Adjusted Value $446,040

Adjusted +$64,764 for 309 sqft more living space and -$1,643 for being older. Net adjustment: +$63,121.

The Neighborhood

This home is valued 1.5% below the H123414C - SIENA LIMMER LOOP median of $417,399. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 2.7% over the past year.

H123414C - SIENA LIMMER LOOP

typical
1,146 Properties
$417,399 Median Value
-2.7% YoY Change
0% Have Pool
100% Have Garage
This Home
$410,943
Median
$417,399

This home is -1.5% below the subdivision median.

Tax Analysis

The estimated annual property tax is $9,776 across all districts. With a homestead exemption claimed, that drops to $8,013 — saving $1,763 per year. That's $668 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
Hutto ISDSchool1.2052%$4,953
Siena MUD #2MUD0.6020%$2,474
Williamson CountyCounty0.3694%$1,518
Williamson County ESD #3 - HuttoESD0.1000%$411
Williamson County FM/RdCounty0.0443%$182
EWC Higher Ed Centerspecial0.0409%$168
Upper Brushy Creek WCIDWater0.0170%$70
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.3788%$9,776

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $431,739 would pay approximately $2,695 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.

View full property details