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5613 SACCO ST, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath2,412 sqftBuilt 2018

Property at a Glance

This home is estimated between $396,118 and $513,106, with a best estimate of $461,309. That places the property above the H121413C - SIENA median of $406,354, in a neighborhood that declined 5.4% over the past year.

Estimated Value Range

$396,118 $513,106
Best Estimate
$461,309
WCAD Value
$400,687
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 $396,118 and $513,106. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

5832 PARMA ST, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,706 sqft Built 2018
Raw Value $363,851
Adjusted Value $513,106

Adjusted +$149,255 for 706 sqft more living space. Net adjustment: +$149,255.

8010 MOZART ST, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,218 sqft Built 2018
Raw Value $420,296
Adjusted Value $461,309

Adjusted +$41,013 for 194 sqft more living space. Net adjustment: +$41,013.

5621 SAMBUCO ST, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,681 sqft Built 2018
Raw Value $452,987
Adjusted Value $396,118

Adjusted -$56,869 for 269 sqft less living space. Net adjustment: -$56,869.

5609 SACCO ST, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 3 bath 2,016 sqft Built 2018
Raw Value $419,126
Adjusted Value $502,844

Adjusted +$83,718 for 396 sqft more living space. Net adjustment: +$83,718.

8305 PAOLA ST, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,328 sqft Built 2020
Raw Value $414,793
Adjusted Value $428,094

Adjusted +$17,758 for 84 sqft more living space and -$4,457 for being older. Net adjustment: +$13,301.

The Neighborhood

This home is valued 1.4% 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
$400,687
Median
$406,354

This home is -1.4% below the subdivision median.

Tax Analysis

The estimated annual property tax is $9,223 across all districts. With a homestead exemption claimed, that drops to $7,462 — saving $1,761 per year. That's $622 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%$4,829
Siena MUD #1MUD0.5250%$2,104
Williamson CountyCounty0.3694%$1,480
Williamson County ESD #9 - Round RockESD0.0999%$400
Williamson County FM/RdCounty0.0443%$178
EWC Higher Ed Centerspecial0.0409%$164
Upper Brushy Creek WCIDWater0.0170%$68
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.3018%$9,223

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $461,309 would pay approximately $2,879 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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