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5520 SABBIA CV, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath2,040 sqftBuilt 2013

Property at a Glance

This home is estimated between $382,958 and $434,012, with a best estimate of $388,691. 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

$382,958 $434,012
Best Estimate
$388,691
WCAD Value
$415,144
Medium Confidence

Based on 5 comparable properties(4 in the same subdivision)

Based on 5 comparable properties (4 in the same subdivision, 1 nearby), the estimated range is $382,958 and $434,012. More comparables in the same subdivision would strengthen this estimate.

Comparable Properties (5)

8520 RIMINI CV, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 2 bath 2,388 sqft Built 2013
Raw Value $456,528
Adjusted Value $382,958

Adjusted -$73,570 for 348 sqft less living space. Net adjustment: -$73,570.

8513 RIMINI CV, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,159 sqft Built 2014
Raw Value $416,078
Adjusted Value $388,691

Adjusted -$25,158 for 119 sqft less living space and -$2,229 for being older. Net adjustment: -$27,387.

5812 LIGURIA CV, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,522 sqft Built 2019
Raw Value $337,874
Adjusted Value $434,012

Adjusted +$109,510 for 518 sqft more living space and -$13,372 for being older. Net adjustment: +$96,138.

3 bed 2 bath 1,919 sqft Built 2016
Raw Value $403,709
Adjusted Value $422,604

Adjusted +$25,581 for 121 sqft more living space and -$6,686 for being older. Net adjustment: +$18,895.

5904 MORIANO CV, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,197 sqft Built 2018
Raw Value $429,438
Adjusted Value $385,104

Adjusted -$33,191 for 157 sqft less living space and -$11,143 for being older. Net adjustment: -$44,334.

The Neighborhood

This home is valued 2.2% above the H121413C - SIENA median of $406,354. With 1,611 homes in the subdivision, the property sits in the upper tier. 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
$415,144
Median
$406,354

This home is +2.2% above the subdivision median.

Tax Analysis

The estimated annual property tax is $9,556 across all districts. With a homestead exemption claimed, that drops to $7,792 — saving $1,764 per year. That's $649 per month a buyer should budget. The assessed value increased +0.7% vs the subdivision average of -5.4%. This above-average increase gives a protest opportunity score of 31 out of 100 — it may be worth challenging the appraisal.

Tax Districts

DistrictTypeRateAnnual Amount
Hutto ISDSchool1.2052%$5,003
Siena MUD #1MUD0.5250%$2,180
Williamson CountyCounty0.3694%$1,534
Williamson County ESD #9 - Round RockESD0.0999%$415
Williamson County FM/RdCounty0.0443%$184
EWC Higher Ed Centerspecial0.0409%$170
Upper Brushy Creek WCIDWater0.0170%$71
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.3018%$9,556
31 / 100

Some opportunity.

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $388,691 would pay approximately $2,426 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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