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5829 BIANCA DR, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed1,833 sqftBuilt 2021

Property at a Glance

This home is estimated between $353,317 and $386,761, with a best estimate of $381,124. That places the property below the H123414C - SIENA LIMMER LOOP median of $417,399, in a neighborhood that declined 2.7% over the past year.

Estimated Value Range

$353,317 $386,761
Best Estimate
$381,124
WCAD Value
$380,513
Low Confidence

Based on 5 comparable properties(1 in the same subdivision)

There are 5 comparable properties within range, but few are in H123414C - SIENA LIMMER LOOP. The estimated range of $353,317 and $386,761 should be treated as a rough guide.

Comparable Properties (5)

3 bed 2 bath 1,845 sqft Built 2015
Raw Value $346,483
Adjusted Value $353,827

Adjusted -$2,515 for 12 sqft less living space and +$9,859 for being newer. Net adjustment: +$7,344.

3 bed 2 bath 1,706 sqft Built 2017
Raw Value $347,933
Adjusted Value $381,124

Adjusted +$26,618 for 127 sqft more living space and +$6,573 for being newer. Net adjustment: +$33,191.

3 bed 2 bath 1,855 sqft Built 2015
Raw Value $348,069
Adjusted Value $353,317

Adjusted -$4,611 for 22 sqft less living space and +$9,859 for being newer. Net adjustment: +$5,248.

3 bed 2 bath 1,801 sqft Built 2015
Raw Value $367,178
Adjusted Value $383,744

Adjusted +$6,707 for 32 sqft more living space and +$9,859 for being newer. Net adjustment: +$16,566.

5866 CASSTELLO DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,791 sqft Built 2015
Raw Value $368,099
Adjusted Value $386,761

Adjusted +$8,803 for 42 sqft more living space and +$9,859 for being newer. Net adjustment: +$18,662.

The Neighborhood

This home is valued 8.8% 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
$380,513
Median
$417,399

This home is -8.8% below the subdivision median.

Tax Analysis

The estimated annual property tax is $9,052 across all districts. With a homestead exemption claimed, that drops to $7,294 — saving $1,758 per year. That's $608 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%$4,586
Siena MUD #2MUD0.6020%$2,291
Williamson CountyCounty0.3694%$1,406
Williamson County ESD #3 - HuttoESD0.1000%$381
Williamson County FM/RdCounty0.0443%$169
EWC Higher Ed Centerspecial0.0409%$156
Upper Brushy Creek WCIDWater0.0170%$65
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.3788%$9,052

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $381,124 would pay approximately $2,379 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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