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5632 SABBIA DR, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath2,023 sqftBuilt 2017

Property at a Glance

This home is estimated between $331,798 and $414,950, with a best estimate of $388,571. That places the property below the H121413C - SIENA median of $406,354, in a neighborhood that declined 5.4% over the past year.

Estimated Value Range

$331,798 $414,950
Best Estimate
$388,571
WCAD Value
$377,919
High Confidence

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

Based on 5 comparable properties in H121413C - SIENA, this home's estimated market value is between $331,798 and $414,950. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

6108 MANTALCINO DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,845 sqft Built 2015
Raw Value $346,483
Adjusted Value $388,571

Adjusted +$37,631 for 178 sqft more living space and +$4,457 for being newer. Net adjustment: +$42,088.

8206 AREZZO DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,208 sqft Built 2014
Raw Value $431,179
Adjusted Value $398,754

Adjusted -$39,111 for 185 sqft less living space and +$6,686 for being newer. Net adjustment: -$32,425.

5857 MANTALCINO DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,448 sqft Built 2017
Raw Value $421,647
Adjusted Value $331,798

Adjusted -$89,849 for 425 sqft less living space. Net adjustment: -$89,849.

7945 BASSANO DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,706 sqft Built 2017
Raw Value $347,933
Adjusted Value $414,950

Adjusted +$67,017 for 317 sqft more living space. Net adjustment: +$67,017.

6117 MANTALCINO DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,855 sqft Built 2015
Raw Value $348,069
Adjusted Value $388,043

Adjusted +$35,517 for 168 sqft more living space and +$4,457 for being newer. Net adjustment: +$39,974.

The Neighborhood

This home is valued 7.0% below the H121413C - SIENA median of $406,354. That positions it competitively for buyers comparing within the neighborhood. Note that values in this subdivision declined 5.4% over the past year.

H121413C - SIENA

typical
1,611 Properties
$406,354 Median Value
-5.4% YoY Change
1% Have Pool
100% Have Garage
This Home
$377,919
Median
$406,354

This home is -7.0% below the subdivision median.

Tax Analysis

The estimated annual property tax is $8,699 across all districts. With a homestead exemption claimed, that drops to $6,942 — saving $1,757 per year. That's $579 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%$4,555
Siena MUD #1MUD0.5250%$1,984
Williamson CountyCounty0.3694%$1,396
Williamson County ESD #9 - Round RockESD0.0999%$378
Williamson County FM/RdCounty0.0443%$168
EWC Higher Ed Centerspecial0.0409%$154
Upper Brushy Creek WCIDWater0.0170%$64
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.3018%$8,699

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $388,571 would pay approximately $2,425 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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