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

5853 BIANCA DR, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

4 bed3 bath2,303 sqftBuilt 2020

Property at a Glance

This home is estimated between $437,450 and $601,730, with a best estimate of $462,549. 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

$437,450 $601,730
Best Estimate
$462,549
WCAD Value
$423,209
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 $437,450 and $601,730. 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 $437,450

Adjusted +$18,234 for 87 sqft more living space. Net adjustment: +$18,234.

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 $462,549

Adjusted +$70,003 for 334 sqft more living space and +$1,643 for being newer. Net adjustment: +$71,646.

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 $455,797

Adjusted +$70,632 for 337 sqft more living space and -$1,643 for being older. Net adjustment: +$68,989.

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 $476,849

Adjusted +$95,573 for 456 sqft more living space and -$1,643 for being older. Net adjustment: +$93,930.

5864 BIANCA DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 1,906 sqft Built 2019
Raw Value $516,879
Adjusted Value $601,730

Adjusted +$83,208 for 397 sqft more living space and +$1,643 for being newer. Net adjustment: +$84,851.

The Neighborhood

This home is valued 1.4% above the H123414C - SIENA LIMMER LOOP median of $417,399. With 1,146 homes in the subdivision, the property sits in the upper tier. 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
$423,209
Median
$417,399

This home is +1.4% above the subdivision median.

Tax Analysis

The estimated annual property tax is $10,067 across all districts. With a homestead exemption claimed, that drops to $8,302 — saving $1,765 per year. That's $692 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%$5,101
Siena MUD #2MUD0.6020%$2,548
Williamson CountyCounty0.3694%$1,564
Williamson County ESD #3 - HuttoESD0.1000%$423
Williamson County FM/RdCounty0.0443%$188
EWC Higher Ed Centerspecial0.0409%$173
Upper Brushy Creek WCIDWater0.0170%$72
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.3788%$10,067

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $462,549 would pay approximately $2,887 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