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5608 SAMBUCO ST, ROUND ROCK, TX 78665

ROUND ROCK, 78665 — williamson County

3 bed2 bath2,173 sqftBuilt 2017

Property at a Glance

This home is estimated between $389,403 and $568,734, with a best estimate of $456,491. 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

$389,403 $568,734
Best Estimate
$456,491
WCAD Value
$429,647
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 $389,403 and $568,734. All 5 comparables are in the same subdivision, giving this estimate high confidence.

Comparable Properties (5)

7836 LEONARDO DR, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,961 sqft Built 2017
Raw Value $379,331
Adjusted Value $424,150

Adjusted +$44,819 for 212 sqft more living space. Net adjustment: +$44,819.

5637 SACCO ST, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,544 sqft Built 2017
Raw Value $338,329
Adjusted Value $471,306

Adjusted +$132,977 for 629 sqft more living space. Net adjustment: +$132,977.

5918 PARMA ST, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 2,227 sqft Built 2015
Raw Value $396,362
Adjusted Value $389,403

Adjusted -$11,416 for 54 sqft less living space and +$4,457 for being newer. Net adjustment: -$6,959.

8050 MOZART ST, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
3 bed 2 bath 1,610 sqft Built 2016
Raw Value $335,239
Adjusted Value $456,491

Adjusted +$119,023 for 563 sqft more living space and +$2,229 for being newer. Net adjustment: +$121,252.

8379 PAOLA ST, ROUND ROCK, TX 78665
0.00 mi 100% similar Same subdivision
4 bed 3 bath 2,313 sqft Built 2015
Raw Value $593,874
Adjusted Value $568,734

Adjusted -$29,597 for 140 sqft less living space and +$4,457 for being newer. Net adjustment: -$25,140.

The Neighborhood

This home is valued 5.7% 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
$429,647
Median
$406,354

This home is +5.7% above the subdivision median.

Tax Analysis

The estimated annual property tax is $9,889 across all districts. With a homestead exemption claimed, that drops to $8,123 — saving $1,766 per year. That's $677 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%$5,178
Siena MUD #1MUD0.5250%$2,256
Williamson CountyCounty0.3694%$1,587
Williamson County ESD #9 - Round RockESD0.0999%$429
Williamson County FM/RdCounty0.0443%$190
EWC Higher Ed Centerspecial0.0409%$176
Upper Brushy Creek WCIDWater0.0170%$73
Williamson Central Appraisal Districtcad0.0000%$0
Total Annual Tax2.3018%$9,889

Mortgage Context

At today's 30-year mortgage rate of 6.38%, a buyer financing $456,491 would pay approximately $2,849 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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