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

5717 SARDINIA CV, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath1,864 sqftBuilt 2015

Property at a Glance

This home is estimated between $355,941 and $401,262, with a best estimate of $386,935. 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

$355,941 $401,262
Best Estimate
$386,935
WCAD Value
$345,549
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 $355,941 and $401,262. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

5825 LIVORNO CV, ROUND ROCK, TX 78665
0.00 mi 95% similar Same subdivision
3 bed 2 bath 1,679 sqft Built 2019
Raw Value $356,738
Adjusted Value $386,935

Adjusted +$39,111 for 185 sqft more living space and -$8,914 for being older. Net adjustment: +$30,197.

8513 RIMINI CV, ROUND ROCK, TX 78665
0.00 mi 95% similar Same subdivision
3 bed 2 bath 2,159 sqft Built 2014
Raw Value $416,078
Adjusted Value $355,941

Adjusted -$62,366 for 295 sqft less living space and +$2,229 for being newer. Net adjustment: -$60,137.

5916 MORIANO CV, ROUND ROCK, TX 78665
0.00 mi 93% similar Same subdivision
3 bed 2 bath 2,219 sqft Built 2018
Raw Value $441,664
Adjusted Value $359,928

Adjusted -$75,050 for 355 sqft less living space and -$6,686 for being older. Net adjustment: -$81,736.

5801 LIGURIA CV, ROUND ROCK, TX 78665
0.00 mi 93% similar Same subdivision
3 bed 2 bath 1,528 sqft Built 2018
Raw Value $334,811
Adjusted Value $399,159

Adjusted +$71,034 for 336 sqft more living space and -$6,686 for being older. Net adjustment: +$64,348.

5812 LIGURIA CV, ROUND ROCK, TX 78665
0.00 mi 92% similar Same subdivision
3 bed 2 bath 1,522 sqft Built 2019
Raw Value $337,874
Adjusted Value $401,262

Adjusted +$72,302 for 342 sqft more living space and -$8,914 for being older. Net adjustment: +$63,388.

The Neighborhood

This home is valued 15.0% 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
$345,549
Median
$406,354

This home is -15.0% below the subdivision median.

Tax Analysis

The estimated annual property tax is $7,954 across all districts. With a homestead exemption claimed, that drops to $6,203 — saving $1,751 per year. That's $517 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%$4,165
Siena MUD #1MUD0.5250%$1,814
Williamson CountyCounty0.3694%$1,277
Williamson County ESD #3 - HuttoESD0.1000%$346
Williamson County FM/RdCounty0.0443%$153
EWC Higher Ed Centerspecial0.0409%$141
Upper Brushy Creek WCIDWater0.0170%$59
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.3018%$7,954

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $386,935 would pay approximately $2,415 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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